Scientist Senior Scientist – Biophysics

The High Throughput Characterisation (HTC) team in Large Molecule Research (LMR) is seeking a Scientist in Biophysics based in Stevenage UK. This role is a fixed term contract ending December 2026.

Large Molecule Research (LMR) is a department involved in the discovery of novel and effective medicines. This department comprises several complementary functions focused on the progression of a portfolio of molecules from initial discovery expression and characterisation to molecular engineering and biological and physicochemical profiling and mechanistic understanding.

This lab-based role employs state-of-the-art SPR and label-free binding technologiesas well as SEC HIC and DSFto thoroughly characterize the biophysical properties of therapeutic molecules throughout the antibody discovery process. You will collaborate with multidisciplinary teams generating data critical to drug discovery and should possess strong communication skills as well as experience in analysing extensive datasets and working with (multi-specific) antibodies. This opportunity is ideal for a recent PhD graduate or a scientist with laboratory experience eager to advance their career and drive innovation in GSKs mission to get ahead of disease.

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.

Discover more about our company wide benefits and life at GSK on our webpage Life at GSK GSK

In this role you will:

• Plan and execute experiments to characterize protein-protein interactions using techniques such as SPR BLI and other label-free binding methods.
• Assess biophysical properties of therapeutic molecules using techniques like SEC HIC and DSF.
• Analyse and interpret experimental data to support therapeutic discovery campaigns.
• Collaborate with multidisciplinary teams to present findings and contribute to program progression.
• Maintain accurate records of experiments and prepare scientific reports.
• Stay updated on advancements in biophysical techniques and apply them to improve workflows.

Why you

Basic Qualifications & Skills:

We are looking for a professional with these required skills to achieve our goals:

• PhD or equivalent in biophysics biochemistry protein analytics or a related discipline.
• Experience with biophysical techniques such as SPR BLI SEC-HPLC HIC-HPLC or DSF.
• Strong analytical and data interpretation skills.
• Ability to multitask and prioritize effectively while maintaining attention to detail.
• Adaptability to learn new techniques and scientific areas quickly.
• Excellent communication and collaboration skills to work effectively in multidisciplinary teams.
• Strong team-working skills and a proactive approach to collaboration.

Preferred Qualifications & Skills:

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

• Experience analyzing and interpreting large and complex datasets.
• Expertise in characterizing antibodies and multispecific antibodies using HPLC-based techniques.
• Demonstrated problem-solving abilities in experimental workflows.
• Interest in data science and its application to biophysical research.
• Experience with SPR for protein-protein interaction analysis.

Join us in this impactful role where your expertise will contribute to the discovery of innovative medicines that improve lives.

Closing Date for Applications: 30th October 2025

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.

At GSK we have bold ambitions for patients aiming to positively impact the health of 2.5 billion people by the end of the decade. Our R&D focuses on discovering and delivering vaccines and medicines combining our understanding of the immune system with cutting-edge technology to transform peoples lives. GSK fosters a culture ambitious for patients accountable for impact and committed to doing the right thing making sure that we focus our efforts on accelerating significant assets that meet patients needs and have the highest probability of success. Were uniting science technology and talent to get ahead of disease together.

Find out more:
Our approach to R&D

Why GSK
Uniting science technology and talent to get ahead of disease together.

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 were committed to creating an environment where our people can thrive and focus on what matters most. Our culture of being ambitious for patients accountable for impact and doing the right thing is the foundation for how together we deliver for patients shareholders and our people.

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.

Should you require any adjustments to our process to assist you in demonstrating your strengths and capabilities contact us on or 0. The helpline is available from 8.30am to 12.00 noon Monday to Friday during bank holidays these times and days may vary.

Please note should your enquiry not relate to adjustments we will not be able to support you through these channels. However we have created a UK Recruitment FAQ guide. Click the link and scroll to the Careers Section where you will find answers to multiple questions we receive .

Important notice to Employment businesses/ Agencies

GSK does not accept referrals from employment businesses and/or employment agencies in respect of the vacancies posted on this site. All employment businesses/agencies are required to contact GSKs commercial and general procurement/human resources department to obtain prior written authorization before referring any candidates to GSK. The obtaining of prior written authorization is a condition precedent to any agreement (verbal or written) between the employment business/ agency and the absence of such written authorization being obtained any actions undertaken by the employment business/agency shall be deemed to have been performed without the consent or contractual agreement of GSK. GSK shall therefore not be liable for any fees arising from such actions or any fees arising from any referrals by employment businesses/agencies in respect of the vacancies posted on this site.

Please note that if you are a US Licensed Healthcare Professional or Healthcare Professional as defined by the laws of the state issuing your license GSK may be required to capture and report expenses GSK incurs on your behalf in the event you are afforded an interview for employment. This capture of applicable transfers of value is necessary to ensure GSKs compliance to all federal and state US Transparency requirements. For more information please visit the Centers for Medicare and Medicaid Services (CMS) website at Experience:

Senior IC