Medical Scientific Liaison - Oncology

We are looking for a Medical Science Liaison – Oncology to join our team.

As the successful candidate you will act as a trusted scientific partner to healthcare professionals across the United Kingdom. You will build strong, evidence-based relationships and bring clinical insights back to internal teams. You will support clinical development, respond to scientific enquiries, and share high-quality medical education. We value clear communicators, curious thinkers, and collaborative colleagues who focus on patient benefit. This role offers professional growth, the chance to influence important medical decisions, and the opportunity to contribute to GSK’s mission of uniting science, technology, and talent to get ahead of disease together.

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

• Engage in scientific dialogue with external experts around GSK’s oncology medicines in line with GSK Code of Practice and local laws and regulations
• Support GSK study teams by providing scientific expertise as required to investigators and staff engaged in GSK-sponsored clinical trials and Investigator-Sponsored Studies (ISS). This may include feasibility, site identification, investigator engagement, and scientific support
• Respond to unsolicited requests for medical and scientific information from healthcare providers in a fair, factual, balanced, and scientifically rigorous manner via the appropriate and preferred channel
• Act as the interface between the professional healthcare community and the internal GSK medical team and its affiliates to bring in value-added insights that inform GSK medical, clinical, Research & Development and commercial strategy
• Act as an expert speaker at internal and external events in line with GSK Policy.
• Partner with matrix colleagues (e.g. clinical operations, R&D, marketing, market access, etc.) to ensure strategies and business plans are both patient and business focused, and adding value to the external expert
• Disseminate important safety information to healthcare professionals as and when this emerges
• Provide scientific education training for business partners by being the local scientific expert for oncology pipeline assets
• Attend scientific meetings and congresses to maintain a high level of expertise in the scientific / therapeutic area and competitor landscape and enable timely discussion and debate of the evolving science with external experts

Basic Qualification
We are seeking professionals with the following required skills and qualifications to help us achieve our goals.

• Higher degree (or equivalent) in life sciences, clinical sciences or equivalent (PhD, MD, PharmD, MSc or similar) and/or registered healthcare professional or significant industry experience in medical affairs engaging with external experts.
• Strong clinical and scientific knowledge within the oncology field
• Excellent verbal and written communication skills, able to explain complex science clearly.
• Proven ability to build and maintain professional relationships with healthcare providers and stakeholders.
• Good knowledge of the UK healthcare system and ability to work independently in the field.
• Confident networker with a proactive, solutions-focused approach.
• Strong project management skills and ability to prioritise workload.

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

• Therapy area experience in gynae or colorectal cancer.
• Previous experience working as a Medical Scientific Liaison or in a field-based medical affairs role.
• Experience supporting clinical trials, investigator-sponsored studies, or real-world evidence projects.
• A good understanding of clinical development, and statistical design and analysis.
• Track record of presenting at scientific meetings or contributing to publications.
• Experience of compliance standards, including the ABPI Code of Practice.
• Effective networking and collaboration skills to achieve business results.
• Strong business mindset and ability to balance cross-functional objectives.
• A sense of curiosity and a passion for continuous learning and development.

Closing Date for Applications – 15th April 2026 (COB)

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.

#MSL_Onc

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 we’re 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 at UKRecruitment.Adjustments@gsk.com where you can also request a call.

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  Recruitment FAQ guide. Click the link where you will find answers to multiple questions we receive

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