Careers

Careers

Build the Future of Antibody Discovery

Why join FairJourney Bio

The antibodies discovered here become the starting point for therapies that reach patients. In the end, that is what our science helps do: give time back to people

FairJourney Bio is a fast-growing company at the forefront of antibody science, and we are always looking for exceptional people who want to work on hard problems with real clinical impact. Our culture is rooted in scientific rigor, collaboration, and curiosity.

We bring together people from different backgrounds, disciplines, and paths into science, because the best answers come from people who see things differently. Ideas are tested on the data, and every voice is encouraged to contribute, whoever it comes from.

Respectful debate helps us make better decisions, and we work to make sure everyone has the space to be heard. Teams are small enough that your work is visible, and the company is large enough that you are never solving a hard problem alone.

If you have a passion for science and are interested in working with us, send us a job application.

If you have a passion for science and are interested in working with us, send us a job application.

If you have a passion for science and are interested in working with us, send us a job application.

Commercial Analytics and Operations Lead, Business Development Unit

Porto, PT

HRFJB26/0062

Our Organization

FairJourney Bio is a globally recognized life sciences company specializing in antibody discovery, engineering, characterization, and production. We proudly serve leading pharmaceutical companies and top-tier biotech firms across the U.S., Europe, and Asia. Our cutting-edge facilities are based in Porto, Portugal, Cambridge, United Kingdom and San Diego, United States, where innovation and scientific excellence drive every project. For more information, please visit FairJourney Bio (fjbio.com).

The Role

As Commercial Analytics and Operations Lead, you will own the analytics, reporting, CRM and operational processes behind our Business Development function. You will lead the Commercial Analytics and Operations team that turns commercial data into reliable visibility and clear insight, and you will stay hands-on in the more complex analysis.

You will have broad autonomy and combine people leadership with direct involvement in pipeline analysis, reporting, CRM effectiveness, data quality and process improvement. The aim is to make Business Development operations scalable, consistent and reliable

Key Responsibilities

Commercial analytics and insight

  • Own recurring commercial reporting, dashboards, pipeline reviews and governance routines, ensuring the information is reliable, consistent, timely and relevant to decisions.

  • Perform or lead complex commercial analysis where significant interpretation, judgement or management attention is needed.

  • Analyse pipeline and commercial data to identify trends, gaps, risks and inconsistencies, and recommend key actions.

  • Give Business Development leadership clear commercial and operational insight to support prioritisation, reviews and decision making.

CRM, data and pipeline governance

  • Own the governance and quality of client, prospect, opportunity and pipeline data across commercial systems.

  • Set and maintain standards for CRM usage, pipeline management, data quality, commercial reporting and recurring operational processes.

  • Act as the senior owner for significant CRM, reporting, data quality, workflow and commercial process matters.

  • Monitor process effectiveness and data quality, and flag recurring issues or operational risks that affect commercial visibility or execution.

Operations and continuous improvement

  • Design and drive improvements to commercial processes, dashboards, workflows, templates, controls and ways of working.

  • Lead the implementation and adoption of significant changes to commercial systems, tools and processes.

  • Coordinate with internal teams and other support functions to keep commercial operations running smoothly.

  • Identify gaps in systems, process, capability or resources, and define the improvement, investment, recruitment or development actions needed.

Team leadership

  • Lead the Commercial Analytics and Operations team and be accountable for its people, performance and delivery.

  • Turn Business Development and company priorities into operational plans, team objectives, reporting requirements and expected outcomes.

  • Allocate and rebalance workload across recurring operations, reporting cycles, system activities and improvement initiatives.

  • Provide formal people management, including objective setting, performance management and coaching.

  • Promote operational discipline, accountability, knowledge sharing and consistent use of commercial systems and processes.

Your Profile

  • 7+ years of professional experience in Commercial Operations, Analytics, CRM with a solid grasp of pipeline management, CRM governance, commercial reporting, analytics and data quality.

  • Preference for experience within biotechnology, pharmaceutical, CRO or a related environment.

  •  A degree in business, analytics, economics, life sciences or a related field, or equivalent professional experience in commercial operations or business analytics.

  • Analytical capability to interpret commercial data, spot trends and turn them into actionable insight.

  • Ability to lead complex analysis while keeping effective oversight of operational delivery.

  • Working knowledge of CRM systems, spreadsheets, databases, reporting tools and other commercial systems.

  • Ability to build clear, concise executive presentations in PowerPoint that turn complex commercial data into a compelling narrative for senior leadership.

  • Process design and continuous improvement skills.

  • People leadership and a track record of developing others.

  • Planning and resource management across competing priorities, reporting cycles and improvement initiatives.

  • Sound judgement and problem solving across complex systems, process, reporting and data matters.

  • Strong stakeholder management across Business Development and other internal functions.

  • Good understanding of FJBio services and the biotechnology services environment.

  • Excellent written and spoken English.

  • Experience with HubSpot and PowerBI.

Travel Requirements

Travel may be required for client meetings, relationship reviews, governance interactions, stakeholder engagement, business development activities or company meetings.

We Offer

  • Integration in a highly motivated team

  • Working in an international environment

  • Employee benefits package

  • Career development


If you’re ready to take the next step in your career path, we’d love to hear from you.

Deadline for applications: 31 October 2026

Alliance Management Lead, Business Development Unit

Porto, PT

HRFJB26/0061

Our Organization

FairJourney Bio is a globally recognized life sciences company specializing in antibody discovery, engineering, characterization, and production. We proudly serve leading pharmaceutical companies and top-tier biotech firms across the U.S., Europe, and Asia. Our cutting-edge facilities are based in Porto, Portugal, Cambridge, United Kingdom and San Diego, United States, where innovation and scientific excellence drive every project. For more information, please visit FairJourney Bio (fjbio.com).

The Role

As Alliance Management Lead, you will lead and coach the team that manages FairJourney Bio’s established client partnerships, and you will drive growth within those accounts through upsell and cross-sell. You will be accountable for the team’s people, performance, capacity, quality and delivery, and you will invest in developing our Junior Alliance, Alliance and Senior Alliance Managers.

You will set the direction for how FairJourney Bio manages and grows its existing client relationships, ensuring consistent governance, effective stakeholder engagement and proactive management of relationship risks and priorities. You will have broad autonomy and combine people leadership with direct ownership of selected strategic or complex partnerships, staying personally involved in critical client interactions, sensitive relationship matters and significant governance discussions.

Key Responsibilities

Strategic client partnerships

  • Own selected strategic, complex or high-impact client partnerships that need senior relationship leadership.

  • Lead significant client relationship reviews, governance meetings and senior stakeholder interactions for those partnerships.

  • Act as a senior escalation point for sensitive client situations, relationship risks, service concerns or alignment challenges, and coordinate the internal response.

Portfolio management

  • Oversee relationship health across the client portfolio, ensuring material risks, concerns, commitments and actions are identified, tracked and managed. 

  • Review complex client feedback, recurring relationship themes and partnership context, and turn them into clear internal recommendations and coordinated actions.

  • Coordinate senior and cross-functional stakeholders across internal teams on significant client matters.

Partnership growth and commercial alignment

  • Set expectations and priorities for account growth across the portfolio, and coach the team to identify, qualify and progress upsell and cross-sell opportunities within existing client partnerships.

  • Lead account planning and portfolio reviews that highlight expansion potential across FairJourney Bio’s services.

  • Identify opportunities to strengthen or expand existing partnerships, and work with the relevant Business Developer to assess and progress them.

  • Provide client relationship and portfolio insight to support renewals, proposals, commercial discussions and significant client decisions.

  • Track and report on expansion opportunities and outcomes with Business Development leadership.

Continuous operational improvement

  • Establish and continuously improve Alliance Management team operations, including relationship governance, stakeholder mapping, client reviews, escalation practices, documentation and relationship health monitoring.·    

  • Identify capability, resource or process gaps within Alliance Management team, and define the improvement, recruitment, onboarding or development actions needed.

  • Promote collaboration, accountability, knowledge sharing and consistent relationship management practices across the team.

Team leadership

  • Lead the function and be accountable for its people, performance, capacity, quality and delivery.

  • Translate Business Development and company priorities into Alliance Management plans, team objectives, portfolio priorities and expected outcomes.

  • Allocate and rebalance client portfolios, workload and team capacity based on client complexity, strategic importance, relationship needs and team capability.

  • Provide formal people management, including objective setting, performance management, and coaching of Junior and Senior Alliance Managers on commercial acumen, stakeholder management and governance.

  • Develop Junior Alliance, Alliance and Senior Alliance team members, strengthening their relationship management, judgement, stakeholder management and governance capability.

Your Profile

  • 8+ years of professional experience in account management, alliance management and client relationship expertise, including managing complex, strategic or sensitive partnerships.

  • A degree in life sciences, business or a related field, or equivalent professional experience in alliance, account or client relationship management.

  • Preference for experience managing complex client relationships or partnerships within biotechnology, pharmaceutical, CRO or a related environment.

  • Experience contributing to client retention, renewals or expansion activities with commercial teams.

  •  People leadership and coaching skills, with a genuine commitment to developing junior team members.

  •  Commercial awareness, with the ability to identify and develop upsell and cross-sell opportunities within existing client relationships.

  •  Understanding of the respective roles of Alliance Management and Business Development, and how to work together on account growth.

  •  Judgement and problem solving in complex, ambiguous or high-consequence client situations.

  • Stakeholder management and influencing skills across senior clients, Business Development, scientific teams and organisational leadership.

  •  Ability to lead significant client interactions and manage sensitive relationship matters with confidence and judgement.

  •  Ability to assess relationship health, identify material risks, and turn client context into appropriate actions and decisions.

  •  Ability to build clear, concise executive presentations in PowerPoint that turn complex commercial data into a compelling narrative for senior leadership.

  • Planning and resource management across multiple client relationships and competing priorities.

  • Understanding of relationship governance, stakeholder management and structured client engagement practices.

  • Working knowledge of CRM systems and structured account management tools.

  • Understanding of FairJourney Bio services and the biotechnology services environment.

  • Excellent written and spoken English.

Travel Requirements

Travel may be required for client meetings, relationship reviews, governance interactions, stakeholder engagement, business development activities or company meetings.

We Offer

  • Integration in a highly motivated team

  • Working in an international environment

  • Employee benefits package

  • Career development


If you’re ready to take the next step in your career path, we’d love to hear from you.

Deadline for applications: 31 October 2026

Laboratory Assistant, Support Unit

Porto, PT

HRFJB26/0060

Our Organization

FairJourney Bio is a globally recognized life sciences company specializing in antibody discovery, engineering, characterization, and production. We proudly serve leading pharmaceutical companies and top-tier biotech firms across the U.S., Europe, and Asia. Our cutting-edge facilities are based in Porto, Portugal, Cambridge, United Kingdom and San Diego, United States, where innovation and scientific excellence drive every project. For more information, please visit FairJourney Bio (fjbio.com).

The Role

The Laboratory Assistant provides operational support to laboratory activities by ensuring the availability of clean materials, laboratory glass consumables, disinfectant solutions, and well-organized workspaces. The role supports laboratory readiness through material handling, washing room operations, decontamination activities, and waste management, contributing to safe, efficient, and compliant laboratory operations.

Key Responsibilities

  • Collect and distribute laboratory materials, including glassware and autoclaved items.

  • Maintain laboratory support areas, sinks, benches, and consumable stations.

  • Operate and support activities within the laboratory washing rooms.

  • Prepare and distribute disinfectant solutions and purified water.

  • Support laboratory and equipment decontamination activities.

  • Coordinate laboratory coat management and laundry services.

  • Assist with waste management and decontamination processes.

  • Ensure availability and organization of laboratory consumables and supplies.

  • Comply with laboratory safety, quality, and operational procedures.

Your Profile

  • High School Diploma (mandatory).

  • Previous experience in a laboratory, healthcare, manufacturing, or support environment is advantageous.

  • Basic knowledge of laboratory safety and good documentation practices is desirable.

  • Relevant experience in a laboratory environment.

  • Knowledge of laboratory equipment and maintenance procedures.

  • Ability to maintain a flexible approach to workload and tasks.

  • Demonstrates strong collaboration and teamwork skills.

We Offer

  • Integration in a highly motivated team

  • Working in an international environment

  • Employee benefits package

  • Career development


If you’re ready to take the next step in your career path, we’d love to hear from you.

Deadline for applications: 31 October 2026

Senior Research Associate, Discovery & Engineering

Cambridge, UK

HRFJB26/0056

Our Organization

IONTAS is part of the FairJourney Biologics family, which operates across four global sites (Porto – Portugal, Cambridge – UK, San Francisco and San Diego – USA). FairJourney Biologics is dedicated to discovering high-quality biologics drug candidates for our partners, providing solutions to their technical challenges, and helping bring life-changing medicines to patients. Our antibody discovery and engineering services have benefitted over 200 biotech and pharma partners worldwide. With more than 1,000 completed projects using a range of molecular formats and 20 clinical-stage molecules, we are internationally recognized for tackling novel and challenging discovery programs. Our expertise in Phage and Mammalian Display platforms enables us to push the boundaries of antibody discovery, driving innovation for next-generation therapeutics.

The Role

We are seeking a highly capable and enthusiastic Senior Research Associate to join our Discovery & Engineering Unit at our South Cambridgeshire site (DEU III).

This will be an onsite and predominantly lab-based role. Working within a project team, you will independently execute antibody discovery experiments for client projects, delivering first class results. You will apply your expertise to troubleshoot technical challenges as they arise and provide training to junior team members. Teamwork is a key skill for this role, as you will be collaborating with colleagues to plan and deliver project work. A positive and solution focused mindset is required to deliver on a wide range of innovative and intellectually challenging projects.

Key Responsibilities

  • Contribute to antibody discovery programs using phage and/or mammalian display and relevant screening assays, ensuring timely delivery and high-quality outcomes.

  • Independently plan and execute high quality experiments to agreed timelines.

  • Collect, analyse, and interpret scientific data to inform decision-making.

  • Present findings and progress updates to senior management and partners.

Your Profile

  • BSc or MSc in a relevant field (e.g. molecular biology, biochemistry, biomedical sciences).

  • A further 3 years of hands-on lab experience in a CRO, biotech, pharmaceutical, or academic research environment, preferably gained within the antibody discovery field, with an understanding of therapeutic antibody formats, structures, and sequences.

  • In-depth understanding and practical research experience of molecular biology and cellular biology techniques, including DNA cloning, PCR and mammalian cell culture.

  • Strong practical experience in aseptic cell culture techniques and the routine culture and maintenance of mammalian cell lines.

  • Hands-on experience with flow cytometry & FACS.

  • Demonstrable experience in in vitro cell-based assays (e.g. reporter, TDCC).

  • Excellent data analysis, interpretation and problem-solving skills.

  • Ability to plan time and prioritise work.

  • Maintain clear written records in a timely manner.

  • The ability to present and communicate effectively to internal and external stakeholders.

  • Strong interpersonal skills with the ability and desire to build strong collaborative working relationships.

  • Experience in biochemical assays, (e.g. ELISA, BLI, SPR)  is desirable.

  • Practical experience in antibody display technologies (e.g. phage/mammalian display) is desirable.

  • Experience of antibody isolation and engineering for optimisation is desirable.

  • Experience in antibody display library construction is desirable.

Eligibility Requirements

  • Applicants must already have the legal right to work in the UK.

  • Visa sponsorship is not available for this position.

We Offer

Be Part of a Global Team

  • By being part of the FairJourney Biologics family, you will be collaborating with teams in Porto, Cambridge, San Francisco and San Diego. You will have the opportunity to work alongside world-class scientists, share insights and contribute to ground breaking antibody projects.

Innovating the Future of Therapeutic Antibodies

  • IONTAS was co-founded in 2012 by John McCafferty, a pioneer of antibody phage display technology, which contributed to the 2018 Nobel Prize in Chemistry, and became part of the FairJourney Biologics family in 2020. By integrating phage and mammalian display expertise, we deliver high-affinity, developable antibodies that are shaping the future of drug discovery.

Career Development & Growth

As the biopharmaceutical industry continues to evolve, there is a growing reliance on specialized CROs to drive innovation in antibody discovery. With an increasing number of biotech and pharmaceutical companies outsourcing their research, FairJourney Biologics is well positioned for long-term growth and expanding opportunities.

  • Be part of a dynamic, motivated team at our expanding Cambridge site.

  • Contribute to projects that impact partners, patients and the broader scientific community.

Competitive Benefits

  • Attractive salary & life insurance.

  • Generous parental leave policies.

  • Located on Unity Campus, a growing science park offering good transport links, an on-site gym with personal training, a cafe and a vibrant social community.

A Culture That Empowers

We foster an inclusive, collaborative environment where diverse perspectives are valued. At FairJourney Biologics, your ideas and contributions matter – helping us transform antibody discovery and deliver next-generation therapeutics.


If you’re ready to take the next step in your career path, we’d love to hear from you!

Deadline for applications: 31 October 2026

Group Leader, Discovery and Engineering

Cambridge, UK

HRFJB26/0055

Our Organization

IONTAS is part of the FairJourney Biologics family, which operates across four global sites (Porto – Portugal, Cambridge – UK, San Francisco and San Diego – USA). FairJourney Biologics is dedicated to discovering high-quality biologics drug candidates for our partners, providing solutions to their technical challenges, and helping bring life-changing medicines to patients. Our antibody discovery and engineering services have benefitted over 200 biotech and pharma partners worldwide. With more than 1,000 completed projects using a range of molecular formats and 20 clinical-stage molecules, we are internationally recognized for tackling novel and challenging discovery programs. Our expertise in Phage and Mammalian Display platforms enables us to push the boundaries of antibody discovery, driving innovation for next-generation therapeutics.

The Role

We are seeking a skilled and experienced Group Leader to join the expanding Discovery & Engineering Unit at our South Cambridgeshire site (DEU III). This role will be client facing and involve Project Leadership and line management of lab-based staff. Building on your direct scientific experience, you will shape decisions and planning of practical work for client projects and play a role in hands-on training and development of staff. Teamwork is a key skill for this role – you will need to balance capacity and resources to drive internal and external projects, meeting agreed timelines.

You will have a strong background in Biologics drug discovery in an industry setting and apply this to projects, while working with colleagues to refine our B cell and (phage and mammalian) display technologies. This will be an onsite role, reporting to an Associate Director within the Discovery & Engineering Unit. Your responsibilities will include overseeing the design and execution of experiments, data analysis, interpretation and communication of the findings to the team and clients. This role will include line management responsibilities and technical training of team members. You will have direct leadership of a team who work on complex, high impact projects, will work with autonomy and have organisational influence. A positive, team-oriented and solution focused mindset is required to deliver on a wide range of innovative and intellectually challenging projects.

Key Responsibilities

  • Lead antibody discovery programs using B cell technologies, phage and/or mammalian display, ensuring timely delivery and high-quality outcomes.

  • Manage and strengthen client and internal stakeholder relationships to drive project success.

  • Apply your knowledge of antibody drug discovery to shape and guide project decisions in collaboration with team leaders and clients.

  • Initiate and lead novel research directions and strategic initiatives to advance business objectives.

  • Work with the Technology Unit to evaluate and integrate novel platforms to the drug discovery process.

  • As a line manager, support individuals to deliver project work and develop professionally.

  • Collect, analyse, and interpret scientific data to inform decision-making.

  • Present findings and progress updates to senior management, partners and at scientific conferences.

  • Contribute to generation of training guidelines for staff, including process, safety and compliance.

Your Profile

  • PhD (or equivalent industry experience) in Antibody Discovery, Molecular Biology, Biotechnology, Immunology or a related field.

  • 8+ additional years of hands-on experience in antibody drug discovery, preferably within industry, with a demonstrable understanding of therapeutic antibody formats, structures, and sequences.

  • Practical experience in single B cell discovery platforms.

  • In-depth understanding and practical research experience of molecular biology, mammalian cell culture and functional cell-based assays.

  • Excellent data analysis, interpretation and problem-solving skills.

  • Influencing skills to shape project decisions and direction.

  • Ability to plan time and prioritise work.

  • Maintain clear written records in a timely manner.

  • The ability to present and communicate effectively to internal and external stakeholders.

  • Strong interpersonal skills with the ability and desire to build strong collaborative working relationships

  • Prior experience in project and line management.

  • Experience of antibody isolation and engineering for optimisation.

  • Hands-on experience with flow cytometry & FACS.

  • Familiarity with biochemical assays, (e.g. ELISA, SPR).

  • Strong understanding of antibody display technologies (e.g. phage/mammalian display).

  • Experience in antibody display library construction would be an advantage.

We Offer

Be Part of a Global Team

  • By being part of the FairJourney Biologics family, you will be collaborating with teams in Porto, Cambridge, San Francisco and San Diego. You will have the opportunity to work alongside world-class scientists, share insights and contribute to ground breaking antibody projects.

Innovating the Future of Therapeutic Antibodies

  • IONTAS was co-founded in 2012 by John McCafferty, a pioneer of antibody phage display technology, which contributed to the 2018 Nobel Prize in Chemistry, and became part of the FairJourney Biologics family in 2020. By integrating phage and mammalian display expertise, we deliver high-affinity, developable antibodies that are shaping the future of drug discovery.

Career Development & Growth

As the biopharmaceutical industry continues to evolve, there is a growing reliance on specialized CROs to drive innovation in antibody discovery. With an increasing number of biotech and pharmaceutical companies outsourcing their research, FairJourney Biologics is well positioned for long-term growth and expanding opportunities.

  • Be part of a dynamic, motivated team at our expanding Cambridge site.

  • Contribute to projects that impact partners, patients and the broader scientific community.

Competitive Benefits

  • Attractive salary & life insurance.

  • Generous parental leave policies.

  • Located on Unity Campus, a growing science park offering good transport links, an on-site gym with personal training, a cafe and a vibrant social community.

A Culture That Empowers

We foster an inclusive, collaborative environment where diverse perspectives are valued. At FairJourney Biologics, your ideas and contributions matter – helping us transform antibody discovery and deliver next-generation therapeutics.


If you’re ready to take the next step in your career path, we’d love to hear from you!

Deadline for applications: 31 October 2026

(Junior) Research Associate, Discovery & Engineering

Porto, PT

HRFJB26/0051

Our Organization

FairJourney Bio is a globally recognized life sciences company specializing in antibody discovery, engineering, characterization, and production. We proudly serve leading pharmaceutical companies and top-tier biotech firms across the U.S., Europe, and Asia. Our cutting-edge facilities are based in Porto, Portugal, Cambridge, United Kingdom and San Diego, United States, where innovation and scientific excellence drive every project. For more information, please visit FairJourney Bio (fjbio.com).

The Role

As a (Junior) Research Associate in the Discovery & Engineering team, the responsibility is to independently execute experiments and contribute to antibody discovery workflows by troubleshooting protocols and optimizing methods. Provide technical support to senior team members and collaborate in achieving project goals.

Key Responsibilities

  • Perform routine laboratory tasks, including reagent preparation, cell culture maintenance, and sample management, ensuring adherence to standard operating procedures (SOPs) independently

  • Communicate effectively with team members and supervisors, proactively seeking guidance when challenges arise

  • Being able of prepare and communicate project reports

  • Assist senior team members with experimental setup and day-to-day lab operations to ensure smooth workflow and timely project progress

  • When applicable, provide training and guidance to junior staff, troubleshooting technical issues to maintain workflow efficiency

Your Profile

  • Master's degree or PhD in Biological Sciences or related field with 1-2 years of relevant lab experience

  • Proficiency in routine assays supporting discovery projects (e.g., ELISA, SDS/WB, cell-based assays), with strong problem-solving, data analysis, and documentation skills

  • Ability to independently follow SOPs for routine tasks, with attention to detail and strong organizational skills

  • Strong communication skills, with the ability to proactively consult with team members and supervisors when troubleshooting challenges

  • Demonstrated eagerness to learn and develop technical expertise

  • Basic understanding, some relevant experience and behaviours, some autonomy and minimal supervision required for assay set-up

We Offer

  • Integration in a highly motivated team

  • Working in an international environment

  • Employee benefits package

  • Career development


If you’re ready to take the next step in your career path, we’d love to hear from you.

Deadline for applications: 31 October 2026

Treasury Analyst

Porto, PT

HRFJB26/0046

Our Organization

FairJourney Bio is a globally recognized life sciences company specializing in antibody discovery, engineering, characterization, and production. We proudly serve leading pharmaceutical companies and top-tier biotech firms across the U.S., Europe, and Asia. Our cutting-edge facilities are based in Porto, Portugal, Cambridge, United Kingdom and San Diego, United States, where innovation and scientific excellence drive every project. For more information, please visit FairJourney Bio (fjbio.com).

The Role

We are looking for a Treasury Analyst to join our Group and support day-to-day cash and payment operations across multiple international entities.

This is a hands-on, operational role with a strong focus on payment execution, business expense platform management, cash monitoring, and banking activities. You will play a key role in ensuring liquidity availability, processing high volumes of payments, and handling urgent business requests in a dynamic environment.

This position is also critical in ensuring business continuity, internal controls, and proper segregation of duties within the Treasury function.

Key Responsibilities

  • Monitor and manage daily cash balances and bank accounts across multiple entities.

  • Execute and control high-volume payments, including suppliers, payroll, taxes, and intercompany transfers.

  • Handle urgent and ad hoc payment requests, ensuring timely execution before cut-offs.

  • Upload and process payments across multiple banking platforms.

  • Investigate and resolve payment rejections and exceptions.

  • Provide proof of payment to internal stakeholders and vendors.

  • Prepare and manage payment batches and manual payments.

  • Perform cash position checks before executing payments and support short-term liquidity planning.

  • Perform consolidated short-term and long-term treasury forecasts across multiple enti-ties/currencies and detailed analysis to ensure efficient cash management across the Group.

  • Prepare regular reports on liquidity and funding requirements for internal stakeholders.

  • Assist in the management of loans, credit lines, and intercompany funding flows.

  • Assist in the management off the group business expense platform.

  • Ensure compliance with treasury policies, internal controls, and segregation of duties.

  • Contribute to process improvements and automation initiatives.

  • Collaborate with Finance, Accounting (AP/GL), and external banking partners.

Your Profile

  • Bachelor’s or Master’s degree in Finance, Accounting, Economics, or Business Administration.

  • +3 years of hands-on experience in payment processing, cash operations, and banking activities (mandatory).

  • Full professional proficiency in English, both written and spoken (mandatory).

  • Experience working with bank portals/e-banking platforms (highly preferred).

  • Familiarity with ERP systems (e.g. NetSuite).

  • Experience in an international or shared services environment is a plus.

  • Strong Excel skills (pivot tables, formulas, data analysis).

  • Solid understanding of financial concepts (cash flow, liquidity, interest rates, FX).

  • Strong attention to detail and accuracy (critical for payments).

  • Hands-on, proactive mindset with readiness to manage operational workload.

  • Ability to work in a fast-paced environment with high volumes and time-sensitive tasks.

  • Analytical thinking with the ability to assess cash impact before execution.

  • Good communication skills and ability to work cross-functionally.

  • Well-organised with the ability to manage priorities and deadlines.

  • Positive, solution-oriented attitude and willingness to learn.

We Offer

  • Integration in a highly motivated team

  • Working in an international environment

  • Employee benefits package

  • Career development


If you’re ready to take the next step in your career path, we’d love to hear from you.

Deadline for applications: 31 October 2026

Accounts Receivable Specialist

Porto, PT

HRFJB26/0045

Our Organization

FairJourney Bio is a globally recognized life sciences company specializing in antibody discovery, engineering, characterization, and production. We proudly serve leading pharmaceutical companies and top-tier biotech firms across the U.S., Europe, and Asia. Our cutting-edge facilities are based in Porto, Portugal, Cambridge, United Kingdom and San Diego, United States, where innovation and scientific excellence drive every project. For more information, please visit FairJourney Bio (fjbio.com).

The Role

As an Accounts Receivable Specialist you'll support the company’s cash flow by ensuring timely and accurate billing and payment collection. This position requires strong attention to detail, effective communication skills, and an understanding of basic accounting principles to ensure accurate invoicing, resolve payment discrepancies, and manage customer accounts.

Key Responsibilities

  • Prepare invoices for clients based on contracts and system data.

  • Coordinate billing and client information with relevant teams.

  • Respond to client inquiries related to billing.

  • Enter and maintain master data for clients.

  • Manage the collection of outstanding balances from clients

  • Check daily to see if expected payments have been received.

  • Contact clients about any overdue amounts according to procedures.

  • Identify and solve discrepancies in current accounts, investigating and addressing potential issues related to invoices or payments.

  • Prepare month-end closing schedules and necessary adjustments.

  • Clarify with internal and external departments.

  • Ensure transactions comply with financial policies and procedures.

  • Support the compilation of financial information for the annual audit.

  • Continuous improvement of team procedures and processes.

Your Profile

  • Associate degree in accounting, Finance, or a related field; relevant certifications (e.g., A/R certification) are a plus.

  • 2-4 years in billing, accounts receivable, or a related financial role.

  • Proficiency in accounting software (e.g., NetSuite) and Microsoft Excel for data analysis and reporting.

  • Strong accuracy in managing invoices, payments, and financial records.

  • Effective verbal and written communication skills for liaising with clients and internal teams.

  • Ability to manage multiple tasks and prioritize effectively in a fast-paced environment.

  • Strong problem-solving skills to identify issues and discrepancies in billing and accounts.

  • Focus on providing excellent service to clients and resolving billing inquiries promptly.

  • Capable of meeting deadlines and handling a high volume of transactions efficiently.

  • Excellent written and verbal communications skills in English.

We Offer

  • Integration in a highly motivated team

  • Working in an international environment

  • Employee benefits package

  • Career development


If you’re ready to take the next step in your career path, we’d love to hear from you.

Deadline for applications: 31 October 2026

Business Developer, Cryo-EM

San Diego, US

HRFJB26/0030

Our Organization

FairJourney Bio is a globally recognized Contract Research Organization (CRO) specializing in antibody discovery, engineering, characterization, and production. We proudly serve leading pharmaceutical companies and top-tier biotech firms across the U.S., Europe, and Japan. Our cutting-edge facilities are based in Porto, Portugal, where innovation and scientific excellence drive every project. For more information, please visit FairJourney Bio (fjbio.com).

The Role

The Business Developer (Cryo-EM) is responsible for driving commercial growth by identifying and developing new business opportunities, building long-term client relationships, and supporting the expansion of FairJourney Biologics by positioning our Cryo-EM platform as a premier solution for structure-guided drug discovery and antibody engineering. This role will focus on engaging biotechnology and pharmaceutical clients whose research and development programs involve antibody discovery, biologics development, protein structure determination, membrane proteins, and structure-guided drug discovery. The successful candidate will manage the full business development cycle, from opportunity identification through contract negotiation and project initiation, while working closely with internal scientific, operational, and commercial stakeholders to ensure accurate opportunity scoping, compelling proposals, and seamless client handover.

Key Responsibilities

  • Identify and develop new business opportunities in Structural Biology and Cryo-EM services, aligned with the company’s strategic priorities.

  • Manage the full sales cycle, including lead qualification, client engagement, proposal coordination, negotiation, contract closure, and project initiation.

  • Build and maintain strong relationships with biotechnology and pharmaceutical clients, acting as a trusted commercial partner throughout the sales process.

  • Develop and grow a robust commercial pipeline across antibody discovery, biologics development, protein structure determination, membrane proteins, and structure-guided drug discovery.

  • Drive new client acquisition while identifying opportunities to expand existing accounts and strengthen long-term partnerships.

  • Collaborate closely with scientific leadership and cross-functional teams to align client needs with platform capabilities and support accurate proposal development.

  • Translate scientific and technical requirements into clear, compelling, and commercially relevant solutions.

  • Ensure effective handover from business development to project execution, maintaining alignment on scope, expectations, timelines, and deliverables.

  • Conduct market and account analysis to understand customer needs, industry trends, competitive dynamics, and emerging opportunities.

  • Help communicate the company’s value proposition and differentiators in Structural Biology, Cryo-EM, and related discovery services.

  • Represent the company at conferences, partnering events, client meetings, and networking activities to strengthen market visibility and generate pipeline.

  • Maintain accurate records of opportunities, activities, and forecasts in the CRM system, contributing to reporting and pipeline visibility.

Travel Requirements

  • This role requires significant travel, estimated at approximately 50% of working time, depending on territory and business needs.

  • Travel will include client visits, conferences, partnering events, and internal meetings across key markets.

Your Profile

  • Bachelor’s degree in Life Sciences, Biotechnology, Biochemistry, Molecular Biology, or a related field. Advanced degree (Master’s, PhD, or MBA) preferred.

  • 5+ years of business development, sales, or account management experience within biotech, pharma, CRO, or life sciences industries

  • Strong understanding of structural biology, Cryo-EM, biologics, antibody discovery, or drug discovery workflows preferred

  • Experience selling Cryo-EM, Structural Biology, protein sciences, discovery platforms, or other advanced scientific services.

  • Strong communication, presentation, negotiation, and relationship-building skills.

  • Existing network within biotechnology and pharmaceutical organizations is considered an advantage.

  • Ability to understand scientific concepts and translate them into compelling commercial value propositions.

  • Analytical mindset with the ability to assess market information, identify opportunities, and prioritize effectively.

  • Comfortable working in a fast-paced, international, and cross-functional environment.

  • Proficiency with CRM systems (e.g. Salesforce, Monday.com) and Microsoft Office tools.

  • Fluency in English and willingness to travel extensively. Additional languages are a plus.

Nice to Have

  • Entrepreneurial mindset with strong commercial instincts.

  • Highly self-motivated and results-oriented.

  • Strategic thinker with the ability to connect scientific capabilities with client needs and business opportunities.

  • Collaborative, proactive, and team-oriented approach.

  • Comfortable operating in a growth-oriented environment and contributing to the development of a newer service area.

We Offer

  • Integration in a highly motivated team

  • Working in an international environment

  • Employee benefits package

  • Career development

This is a unique opportunity to join a highly motivated and international team and play a key role in expanding FairJourney Biologics’ presence in Structural Biology and Cryo-EM services. The successful candidate will contribute to the commercial growth of an exciting and strategic capability that supports next-generation antibody discovery, biologics innovation, and structure-guided therapeutic development.

If you’re ready to take the next step in your career path, we’d love to hear from you.

Deadline for applications: 31 October 2026

Business Development Manager (US)

San Diego, US

HRFJB26/0006

Our Organization

FairJourney Biologics is a globally recognized Contract Research Organization (CRO) specializing in antibody discovery, engineering, characterization, and production. We proudly serve leading pharmaceutical companies and top-tier biotech firms across the U.S., Europe, and Japan. Our cutting-edge facilities are based in Porto, Portugal, where innovation and scientific excellence drive every project. For more information, please visit FairJourney Biologics (fjbio.com).

The Role

The Business Development Manager is responsible for driving business growth by identifying and developing new commercial opportunities, building long-term client relationships, and contributing to the expansion of the company’s customer base within the biotech and life sciences sectors.

This role involves managing the full business development cycle, from opportunity identification to contract negotiation, while working closely with internal stakeholders to ensure accurate proposals, smooth client handover, and alignment with company strategy.

The scope, autonomy, and strategic responsibility of the role will be adjusted based on the candidate’s experience and seniority.

Key Responsibilities

  • Identify and pursue new business opportunities, markets, and potential clients aligned with the company’s strategic priorities.

  • Manage the full sales cycle, including lead qualification, client engagement, proposal coordination, negotiation, and contract closure.

  • Develop and maintain strong relationships with clients, stakeholders, and partners to foster trust and long-term collaboration.

  • Conduct market and account analysis to understand customer needs, industry trends, and competitive dynamics.

  • Collaborate closely with internal teams (Alliance management, Marketing, Operations, and Scientific teams) to ensure accurate proposals and effective client handover.

  • Represent the company at industry events, conferences, client meetings, and networking activities to strengthen market presence and generate pipeline.

  • Maintain accurate and up-to-date records of commercial activities, opportunities, and forecasts in the CRM system.

  • Monitor business development performance and contribute to reporting and pipeline forecasting.

  • Depending on seniority, contribute to territory or segment strategy, support or mentor less experienced BD colleagues, and manage more complex or strategic accounts.

Travel requirements

  • This role requires significant travel, estimated at approximately 50% of working time, depending on territory and business needs.

  • Travel will include client visits, conferences, partnering events, and internal meetings across key markets.

Your Profile

  • Bachelor’s degree, Life Sciences, Biotechnology, or a related field. A Master’s or PhD degree is considered an advantage.

  • Experience in business development, sales, or related commercial roles within the biotech, CRO, or CDMO environment.

  • Proven ability to identify opportunities, build client relationships, and drive commercial discussions in an international setting.

  • Strong communication and negotiation skills, both written and verbal.

  • Ability to understand scientific and technical concepts and translate them into clear commercial value propositions.

  • Analytical mindset with the ability to assess market information and prioritize opportunities.

  • Strong organizational skills and ability to manage multiple opportunities in parallel.

  • Comfortable working in a fast-paced, international, and cross-functional environment.

  • Proficiency with CRM systems (e.g. Salesforce, Monday.com) and Microsoft Office tools.

  • Fluency in English; additional languages are a plus.

  • Willingness and availability to travel extensively as part of the role.

We Offer

  • Integration in a highly motivated team

  • Working in an international environment

  • Employee benefits package

  • Career development

If you’re ready to take the next step in your career path, we’d love to hear from you.

Deadline for applications: 31 October 2026

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