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Senior Data Scientist

📍 London, United Kingdom

Technology Harnham

Job Description

Direct message the job poster from HarnhamI’m working with a mission-driven healthcare technology company that leverages real-world data to improve health outcomes and equity. They focus on understanding the complex social and behavioral factors that influence healthcare decisions, going beyond traditional clinical data. The company has evolved from a nonprofit origin into a fast-growing, globally distributed tech organization.They generate revenue through consulting with pharmaceutical clients and by offering innovative data products aimed at transforming healthcare strategies.The RoleAs a Senior Data Scientist, you will be a key technical leader on their core data products. Your primary focus will be building and deploying predictive machine learning models using large-scale, complex datasets — including consumer data, survey data, and extensive geospatial information.You will take ownership not only of modeling and metric development but also of the end-to-end ML lifecycle, including deployment and monitoring using modern MLOps frameworks. Collaboration with data engineers and cross-functional teams is essential, as you’ll help shape the ML strategy and drive innovation in how healthcare behaviors are understood and acted upon.What You’ll BringPhD in a quantitative or scientific field, with proven commercial experience as a Data Scientist or ML EngineerExposure to behavioral or consumer data is essential, preferably in the Healthcare spaceStrong Python skills and experience with Databricks or similar platformsProven track record in predictive modelling with messy, real-world datasets (survey, geospatial, or similar)Hands-on experience with MLOps tools and practices (e.g., MLFlow) and deploying models in cloud environments (GCP, AWS, or Azure)Proactive, creative problem solver with a startup mindset and strong communication skillsComfortable taking technical ownership and leading ML projects from end to endIf you are interested, please share your CV with rosie@harnham.comSeniority levelSeniority levelMid-Senior levelEmployment typeEmployment typeFull-timeJob functionJob functionAnalyst, Engineering, and ConsultingIndustriesPublic Health and Retail PharmaciesReferrals increase your chances of interviewing at Harnham by 2xSign in to set job alerts for “Data Scientist” roles.London, England, United Kingdom £65,000.00-£75,000.00 1 month agoLondon, England, United Kingdom 1 month agoLondon, England, United Kingdom 7 months agoLondon, England, United Kingdom 1 week agoLondon, England, United Kingdom 1 week agoLondon, England, United Kingdom 1 month agoMultiple Data Engineers/Scientists/ML Engineers needed - LONDONLondon, England, United Kingdom 1 week agoLondon, England, United Kingdom 1 month agoLondon Area, United Kingdom £75,000.00-£90,000.00 21 hours agoLondon, England, United Kingdom 2 weeks agoLondon, England, United Kingdom 5 days agoLondon, England, United Kingdom 1 month agoLondon, England, United Kingdom 1 month agoLondon, England, United Kingdom 1 month agoAI Research Scientist (Sequential Decision Making)London, England, United Kingdom 2 weeks agoLondon, England, United Kingdom 4 months agoLondon, England, United Kingdom 1 month agoLondon, England, United Kingdom 5 days agoLondon, England, United Kingdom 6 days agoCity Of London, England, United Kingdom 1 week agoLondon, England, United Kingdom 2 weeks agoLondon, England, United Kingdom 1 month agoLondon, England, United Kingdom 1 week agoLondon, England, United Kingdom 2 days agoFreelance Software Developer (Python Engineer) - AI TrainerLondon, England, United Kingdom 6 days agoLondon, England, United Kingdom 5 days agoLondon, England, United Kingdom 3 months agoWe’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr

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Job Details

Posted Date: December 17, 2025
Job Type: Technology
Location: London, United Kingdom
Company: Harnham

Ready to Apply?

Don't miss this opportunity! Apply now and join our team.