Senior MSL - Immunology
Reading, United Kingdom Regular Posted on Apr. 30, 2026 Closing on May. 15, 2026Job Title: Senior MSL – Immunology
Location: UK-wide (Specific territory TBD)
About This Job
As a Senior Medical Science Liaison within our Medical Affairs – Immunology team, you'll be at the forefront of scientific engagement, building trusted peer-to-peer partnerships with leading healthcare professionals, institutions and payers across the UK. Using your deep immunology expertise, you'll help shape and deliver the Country Medical Plan, generate actionable insights that drive real change in patient pathways, and collaborate across a dynamic cross-functional network — all while championing fair-balanced science in a field-based, non-commercial role that puts patients at the heart of everything we do. Ready to get started?
Join the team transforming care for people with immune challenges, rare diseases, cancers, and neurological conditions. In Specialty Care, you’ll help deliver breakthrough treatments that bring hope to patients with some of the highest unmet needs.
About Sanofi
We’re an R&D-driven, AI-powered biopharma company committed to improving people’s lives and delivering compelling growth. Our deep understanding of the immune system – and innovative pipeline – enables us to invent medicines and vaccines that treat and protect millions of people around the world. Together, we chase the miracles of science to improve people’s lives.
Main Responsibilities
Build scientific partnerships with healthcare professionals, institutions, and payers to understand their needs and create collaborative opportunities that improve patient outcomes
Communicate complex medical information in a clear, balanced way about our immunology products, ensuring healthcare professionals have the evidence they need to make informed decisions
Generate valuable insights from your interactions with the external healthcare community and share actionable recommendations with internal teams
Support clinical research activities including trial development, execution, and real-world evidence partnerships to advance our scientific understanding
Collaborate across teams to shape and execute medical strategies, working closely with colleagues in medical affairs, regulatory, market access, and commercial functions
Maintain compliance excellence by completing all required training programs and adhering to industry codes of practice
Develop your expertise continuously in immunology therapeutic areas, staying current with clinical developments and building your professional network within the healthcare community
About You
Proven experience engaging with healthcare professionals in a scientific or medical capacity, whether from a clinical, research, or pharmaceutical background
Demonstrated ability to critically evaluate and communicate clinical data, research publications, and scientific evidence to diverse audiences
Strong relationship-building skills with the ability to engage credibly as a peer with senior healthcare professionals and key stakeholders
A curious, self-driven mindset with the ability to work independently, manage your own territory, and adapt to a fast-evolving healthcare landscape
Solid understanding of the UK healthcare environment, including the NHS structure, regulatory frameworks, and industry codes of practice (e.g. ABPI)
A degree in life sciences, pharmacy, medicine, or a related healthcare discipline — or equivalent professional registration as a UK Healthcare Professional
Fluency in English (written and spoken) is essential
Why Choose Us?
Shape the future of immunology care — Join Specialty Care, where you'll work with cutting-edge therapies that are transforming patient lives and advancing scientific understanding in critical therapeutic areas
Accelerate your career growth — Benefit from comprehensive MSL certification programs, therapy area expertise development, and clear pathways for progression within our global Medical Affairs organization
Make a meaningful impact — Your insights and scientific partnerships will directly influence treatment decisions, clinical research priorities, and ultimately improve outcomes for patients with serious immunological conditions
Enjoy flexibility and autonomy — Work in a field-based role with the freedom to manage your own territory, build your professional network, and engage with leading healthcare professionals across the UK
We are proud to be a Disability Confident Employer, committed to offering interviews to candidates who request consideration under the Scheme and meet the minimum requirements for this role.
If you have a disability and require adjustments for the interview process, please email us at diversity.recruitmentUKIE@sanofi.com. We are dedicated to ensuring an inclusive and supportive experience for all applicants.
Visas for those who do not already have the right to work in the UK will be considered on a case by case basis according to business needs and resources.
#LI-EUR
nullPursue Progress. Discover Extraordinary.
Join Sanofi and step into a new era of science - where your growth can be just as transformative as the work we do. We invest in you to reach further, think faster, and do what’s never-been-done-before. You’ll help push boundaries, challenge convention, and build smarter solutions that reach the communities we serve. Ready to chase the miracles of science and improve people’s lives? Let’s Pursue Progress and Discover Extraordinary – together.
At Sanofi, we provide equal opportunities to all regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, protected veteran status or other characteristics protected by law.
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