BioAssay Scientist

As a Bio Assay Scientist, you will perform routine, non‑routine and stability testing activities of drug substances (biologics) within the client’s Analytical Service Department.

This is a full‑time, permanent position working a flexible 37‑hour week Monday‑Friday. Unfortunately, no visa sponsorship is available.

• You will perform a range of biological and analytical testing activities, including ELISA, cell‑based and Biacore assays, accurately capturing and analysing data using laboratory software and electronic laboratory notebook systems.
• You will generate, review, and maintain GMP‑compliant documentation, records, reports, SOPs, protocols, and regulatory documentation, ensuring all work is completed accurately, on time, and to the highest quality standards.
• You will support laboratory operations through routine housekeeping, equipment maintenance, reagent and consumable stock management, trend analysis activities, and the investigation and resolution of technical, operational, and out‑of‑specification issues.
• You will contribute to scientific excellence by supporting method development, validation, troubleshooting, continuous improvement initiatives, and the implementation of best practices to ensure reliable, reproducible, and compliant laboratory processes.
• You will build strong relationships with internal and external clients, responding to queries, communicating significant findings, participating in client and Eurofins meetings, and consistently delivering exceptional customer service aligned with client expectations and service goals.
• You will maintain compliance with Eurofins, client, GMP, regulatory, quality, and safety requirements through continuous learning, training completion, knowledge sharing, mentoring colleagues where appropriate, and providing flexible support across the wider laboratory operation.

• You will hold a degree or higher qualification in a relevant scientific discipline, together with experience in a bioanalytical laboratory environment working to GMP, regulatory, and quality standards.
• You will hold practical experience in a range of bioanalytical techniques, including ELISA, aseptic techniques, cell‑based and potency assays, with experience of pharmaceutical drug substance testing and Biacore assays being advantageous.
• You will hold strong technical laboratory skills, including experience of cell culture activities, Vi‑Cell and manual cell counting, luminescence‑based assays, flow cytometry, and the application of basic statistical analysis to support scientific decision‑making.
• You will hold excellent attention to detail, organisational, and documentation skills, with a commitment to delivering accurate, high‑quality results, maintaining data integrity, and achieving a right‑first‑time approach.
• You will hold strong communication and interpersonal skills, with the ability to build effective working relationships, communicate scientific information clearly to colleagues and clients, and work effectively both independently and as part of a team.
• You will hold a proactive, quality‑focused mindset, with the ability to quickly learn new processes, adapt to changing priorities, utilise electronic systems including Microsoft Office, identify opportunities for continuous improvement, and consistently demonstrate a strong commitment to safety and customer service.

• Being part of a Reward and Recognition Scheme, recognising great work across our teams.
• Holiday entitlement increases with service.
• The option to opt into our Health Cash Plan, designed to help look after your everyday health and wellbeing. This allows you to claim back the cost of routine healthcare expenses such as dental check‑ups, eye tests, glasses or contact lenses and other everyday medical treatments.
• Life Assurance from day one, providing cover of four times your annual salary.
• Automatic enrolment into our Company Pension Plan after three months (with the flexibility to opt out if you choose).
• Access to our Employee Assistance Programme, offering 24/7 confidential support for both personal and work‑related matters.
• Being able to register your…