101 to 114 of 114 Lead Data Scientist Jobs in England

Tower Hamlets Council is seeking a HDRC and Public Health Data Scientist to join the HDRC team. The role focuses on cleaning, transforming and linking health and administrative datasets, delivering research-ready data assets and insights to inform health policy and reduce inequalities. The successful candidate will ...

Hims & Hers in London is seeking a Senior Data Scientist to own end-to-end data projects, translating complex problems into robust ML models and production-ready code with strong autonomy. You will partner with Product, Engineering and Business teams to optimize operations, marketing and the customer … experience, while upholding engineering standards and mentoring junior data scientists, contributing to scalable data platforms and governance. #J-18808-Ljbffr ...

Role Purpose Lead the design, engineering, and operationalization of enterprise Security Knowledge Graphs that connect security telemetry, assets, identities, vulnerabilities, threats, controls, and incidents into a trusted intelligence layer. The role is highly hands-on and combines data science, graph engineering, cybersecurity analytics, semantic modeling, and technical leadership ...

Tripadvisor seeks a Principal Data Scientist in London to lead experimentation strategy and measurement standards across products. You will set technical direction, mentor teams, and partner with Product, Engineering and Data Platform to raise speed and rigor in experiments. You will own complex measurement questions, develop ...

across channels. The opportunity Become one of the top contributors to bring the new product vision live. Work end to end across metric design, data and modeling, experimentation, and product integration. What you’ll do Build components of new products that turn real customer signals into timely actions … impact; embed sound statistical practice; and turn results into simple, trusted narratives that guide product and commercial decisions. Productionize and scale thoughtfully: ship durable data and model workflows in collaboration with the engineering team, ensure quality and monitoring, and document decisions so the system is reliable, explainable, and easy ...

Santander UK is seeking a Senior Data Scientist based in Milton Keynes to lead the development and delivery of customer-facing AI solutions across contact centres and digital channels. You will combine technical leadership with a deep understanding of customer journeys, performance metrics and business value. ...

timePosted: 2026-06-29What you will do We are rebuilding our fraud detection systems from the ground up, and we are looking for data scientists who want the full mandate to do it right, from raw data to production model, at a scale that affects hundreds … demanding problem spaces at Klarna. You will build best-in-class machine learning systems from the ground up, owning the complete pipeline from raw data through feature engineering, model design, training, and real-time production deployment. A central part of this role is converting some of Klarna's existing ...

building a foundation model that turns that sequence into a single, reusable representation of the customer — a transformer trained specifically on Klarna's own data, built in-house rather than adapted from an existing public model, because the patterns it needs to learn don't show up in general … temporal features, deciding on vocabulary size, sequence length, and how information compounds across a sequence.You'll own the model lifecycle end to end, from data preparation and training through to serving it in production.You'll translate research decisions — architecture choices, tokenisation trade-offs — into production systems that ...

building a foundation model that turns that sequence into a single, reusable representation of the customer — a transformer trained specifically on Klarna's own data, built in-house rather than adapted from an existing public model, because the patterns it needs to learn don't show up in general … features, deciding on vocabulary size, sequence length, and how information compounds across a sequence. You'll own the model lifecycle end to end, from data preparation and training through to serving it in production. You'll translate research decisions — architecture choices, tokenisation trade-offs — into production systems that ...

Alan Turing Institute is seeking an experienced Data Scientist to apply AI, machine learning and advanced analytics to national security challenges. You will work with a cross-disciplinary team, lead on technical projects and engage with senior stakeholders across the Institute and with partners. Eligibility ...

leading health AI company is seeking a Staff Data Scientist to shape AI-driven population health management. The role requires 8+ years of data science experience, proven leadership in applied research, and expert-level proficiency in Python. You will collaborate closely with Product, Engineering, and Clinical teams ...

Our client is a global money transfer technology company. Company Description Our client is a global technology company, building the best way to move and manage the world's money. Min fees. Max ease. Full ...

Alan Turing Institute in London invites applications for a role within the Research Engineering Group to turn complex data challenges into usable software tools and services for clients across industry, government, and beyond. The role emphasizes leading projects, mentoring colleagues, and delivering robust, reproducible analytics and software across diverse ...

Skillful is seeking a Lead Portfolio Analyst to join in London or Hampshire, combining underwriting analytics, pricing and data science to influence live underwriting decisions. You will report to the underwriting manager and Chief Underwriting Officer, with ~70% hands-on work and 30% leadership of projects and junior ...