Principal Data Scientist jobs

You will lead the end-to-end delivery of our most significant and complex data science initiatives, driving technical strategy, architecture, and best practices. You'll be a key driver in defining and upholding technical standards, ensuring the development of robust, scalable, and high-quality solutions that enable fast, impactful delivery to stakeholders.

A global media company is seeking a Principal Data Scientist to lead a team in developing machine learning solutions for personalization and user experience at its streaming service. The role involves designing algorithms, managing multiple priorities, and collaborating across various business areas. Candidates should have a Master’s or Ph D in a quantitative field and over 6 years of experience...

Join to apply for the Principal Data Scientist role at Tie Talent2 days ago Be among the first 25 applicantsJoin to apply for the Principal Data Scientist role at Tie TalentBe the Data-Driven Heart of Our TransformationAt Pets at Home, were more than a retailer were a pet care powerhouse, spanning retail, veterinary, grooming and subscription services. As we transform our business through data,...

A leading broadcasting corporation in the UK is seeking a Principal Data Scientist to innovate in machine learning and data science. The role involves building scalable ML products as part of a collaborative team, influencing outcomes across the organization. Candidates should have strong data science knowledge, Python programming skills, and the ability to communicate complex concepts...

You will enjoy a strong compensation package, comprehensive benefits, and ongoing investment in career growth and skill development. - Industry leadership: This is an opportunity to be a founding member of the organization that's delivering brand-new products that democratize modeling and analytics solutions.

You will be part of a collaborative and creative culture where we encourage new ideas.

You will be working in a dynamic environment with a team that is motivated to deliver innovative solutions to customers within defence, government and commercial sectors. We are after creative, passionate, technically savvy and personable people to help grow our practice and solve some of the most challenging, exciting and critical challenges to the UK’s digital landscape.

A global leader in Aerospace and Defence is seeking a Principal Data Scientist in Bristol. This hands-on role involves leading machine learning capabilities and managing a small team. Candidates should have strong data science experience, knowledge of programming languages, and cloud platforms. Competitive benefits include generous leave, pension scheme, mental health support, and opportunities...

Join to apply for the Principal Data Scientist role at Pets at Home1 week ago Be among the first 25 applicantsJoin to apply for the Principal Data Scientist role at Pets at HomeBe the Data-Driven Heart of Our TransformationAt Pets at Home, we’re more than a retailer — we’re a pet care powerhouse, spanning retail, veterinary, grooming and subscription services. As we transform our business through...

Principal Data Scientist, AI Security ResearchJoin to apply for the Principal Data Scientist, AI Security Research role at The Alan Turing Institute.Role OverviewThe Defence & National Security Programme (D&NS) at the Alan Turing Institute is building a new research and innovation team focused on AI Security. The Principal will lead and grow the AI Security Group and develop an R&D portfolio...

SummaryResponsibility : Plan and execute Valink’s data strategy to build predictive models for drug discovery and drug positioningSalary : Competitive salary at Director or Principal level, depending on experienceStarting date : Jan-Feb 2026Location : White City, London, UKAbout UsValink Therapeutics is a spinout from the University of Oxford with a mission to revolutionise the field of...

A leading AI consultancy in Greater London is seeking a Principal Data Scientist to lead high-impact projects and mentor fellow data scientists. The ideal candidate will have extensive experience in machine learning and generative AI, advanced coding skills in Python, and a passion for mentoring. As a technical authority, you will contribute to project bidding processes and drive innovation...

You will shape the vision, set the technical direction, and drive strategic impact through innovative analytical solutions. This role is both highly technical and deeply collaborative, requiring excellence in leadership, communication, and cross-functional influence.

You will help set the direction for AI and data science across the business, driving the adoption of modern AI development practices and scalable, cloud‑native architectures at enterprise scale.

You will provide technical and thought leadership, engaging with C‑level and senior stakeholders to define architectural principles and strategic direction.

You will manage the delivery of impactful data science projects and mentor fellow data scientists. Your role is pivotal in enhancing underwriting capabilities and influencing the entire insurance value chain through advanced analytics and problem-solving techniques. Join a dynamic team and enjoy a supportive company culture with great employee benefits.

Join to apply for the Principal Data Scientist role at BBC.Job DetailsBand: DContract Type: Permanent, Full-timeDepartment: BBC Product Group – Account & IdentityLocation: London / Cardiff / Newcastle / Salford / Glasgow – Hybrid working with 1 day a week expected in office base location.Proposed Salary Range: £73,000 - £83,000 (depending on relevant skills, knowledge and experience).Flexible...

You will be working in a dynamic environment with a team that is motivated to deliver innovative solutions to customers within defence, government and commercial sectors. We are after creative, passionate, technically savvy and personable people to help grow our practice and solve some of the most challenging, exciting and critical challenges to the UK’s digital landscape.

A leading biotechnology firm is seeking a Principal Data Scientist to shape and execute data strategies for drug discovery. This role involves building predictive models and integrating datasets to enhance drug candidate testing. Candidates should have a Ph D or MSc, with over 5 years of relevant experience, machine learning expertise, and strong programming skills in Python and R. Flexible...

You will help set the direction for AI and data science across the business, driving the adoption of modern AI development practices and scalable, cloud‑native architectures at enterprise scale.

You will provide technical and thought leadership, engaging with C‑level and senior stakeholders to define architectural principles and strategic direction.

A leading media and entertainment company in the UK is seeking a Principal Data Scientist to lead advancements in machine learning and personalization at their streaming service. Responsibilities include designing algorithmic solutions and managing data science-driven projects. Ideal candidates will have a Master or Ph D in a quantitative field and 6+ years of experience, particularly in...

NBCUniversal is one of the world's leading media and entertainment companies. We create world-class content, which we distribute across our portfolio of film, television, and streaming, and bring to life through our global theme park destinations, consumer products, and experiences. We own and operate leading entertainment and news brands, including NBC, NBC News, NBC Sports, Telemundo, NBC Local...