Senior Scientist ETCT in Stevenage

We create a place where people can grow, be their best, be safe, and feel welcome, valued and included. We offer a competitive salary, an annual bonus based on company performance, healthcare and wellbeing programmes, pension plan membership, and shares and savings programme. We embrace modern work practices; our Performance with Choice programme offers a hybrid working model, empowering you to find the optimal balance between remote and in-office work.

The Extracellular Targeted Cancer Therapeutics (ETCT) Biology Unit within the Oncology Research Unit is seeking an experienced Scientist to contribute to programs in pre-clinical and early clinical phases in the targeted biologics portfolio focusing on ADCs & TCEs. The candidate will work within multi-disciplinary program teams by contributing to biology strategy, delivering molecule mechanism of action and potency data and providing input into other functions such as pharmacokinetics, non-clinical safety, biomarkers and clinical development. The successful applicant will have strong technical expertise in a variety of lab methods and ideally experience working in cross-functional matrix teams in the oncology space.

In this role you will…

• Contribute to cross-functional matrix teams to deliver basic and translational critical path biology work packages to support pre-clinical and early clinical biologics programs.
• Work independently to design and execute impactful experiments which influence the direction of assets in the ETCT BU portfolio.
• Champion innovative experimental techniques/technologies internally and at CROs.
• Build communication networks across the Research organization.
• Train and mentor junior scientists and complementary workers.

Basic Qualifications: We are looking for professionals with these required skills to achieve our goals:

• BSc or higher degree in Cell Biology, Pharmacology, Immunology or related fields.
• Demonstrated technical expertise in cell culture, general lab instrumentation, cell-based assays such as proliferation, immunoassays such as ELISA and experience with Flow Cytometry, including analysis of data.
• Expertise in cancer biology.
• Attention to detail and proficient reasoning skills in experimental design, data analysis, statistical methods and interpretation.
• Independence, problem-solving abilities, self-motivation, resourcefulness, and the ability to work in a fast-paced team environment.

Preferred Qualifications: If you have the following characteristics, it would be a plus:

• Experience in working in cross-functional drug discovery project teams to develop novel therapeutic platforms.
• Experience with the design and testing of biologics.
• Strong peer-reviewed publication, public speaking / presentation and/or inventorship record.

Closing Date for Applications – 14/05/2026

Please take a copy of the Job Description, as this will not be available post closure of the advert. When applying for this role, please use the ‘cover letter’ of the online application or your CV to describe how you meet the competencies for this role, as outlined in the job requirements above. The information that you have provided in your cover letter and CV will be used to assess your application.

GSK is a global biopharma company with a purpose to unite science, technology and talent to get ahead of disease together. We aim to positively impact the health of 2.5 billion people by the end of the decade, as a successful, growing company where people can thrive. We get ahead of disease by preventing and treating it with innovation in specialty medicines and vaccines. We focus on four therapeutic areas: respiratory, immunology and inflammation; oncology; HIV; and infectious diseases – to impact health at scale. People and patients around the world count on the medicines and vaccines we make, so we’re committed to creating an environment where our people can thrive and focus on what matters most.

GSK is an Equal Opportunity Employer. This ensures that all qualified applicants will receive equal consideration for employment without regard to race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), parental status, national origin, age, disability, genetic information (including family medical history), military service or any basis prohibited under federal, state or local law. We believe in an agile working culture for all our roles. If flexibility is important to you, we encourage you to explore with our hiring team what the opportunities are.