326 to 350 of 398 Senior Data Scientist Jobs

Lead Data Scientist

Hiring Organisation
Kainos
Location
Birmingham, UK
Employment Type
Full-time
mark? Join us and be part of something bigger. JOB PROFILE DESCRIPTION Kainos is recognised as one of the UK's leading AI and data businesses, with a decade-long track record of delivering impactful, production-grade AI solutions for clients across government, healthcare, defence, and commercial sectors. Kainos … forefront of AI innovation, trusted by Microsoft, AWS, and others to deliver advanced AI and data solutions at citizen scale. Our 150-strong AI and Data Practice brings together deep expertise in machine learning, generative AI, agentic AI and data. We are pioneers in responsible AI, having authored ...

Principal Data Scientist - Water Sector Innovator

Location
Brighton, England, United Kingdom
Stantec seeks a Principal Data Scientist to join its award-winning digital team in the UK, with hybrid work from High Wycombe, London or Brighton. You will collaborate with analysts and data engineers to transform client data into actionable insights, especially in the water sector, helping ...

Lead Data Scientist, Sports

Location
Manchester, England, United Kingdom
Lead Data Scientist, you will spearhead the development of advanced probabilistic models that power real-time betting markets. Full-time Closes 09/09/2026 The Quantitative Analysis department harnesses data-driven insights to enhance our betting products and services. The team is responsible for designing … depth knowledge of sports and online gambling to develop relevant, impactful models aligned with business objectives. Master’s degree or PhD in Mathematics, Data Science, Computer Science, or a related quantitative field. Proven success in leading the design, development, and deployment of sophisticated predictive models. Expertise in Python/ ...

Lead Data Scientist, Sports

Location
Stoke-on-Trent, England, United Kingdom
Lead Data Scientist, you will spearhead the development of advanced probabilistic models that power real-time betting markets. Full-time Closes 10/06/2026 The Quantitative Analysis department harnesses data-driven insights to enhance our betting products and services. The team is responsible for designing … depth knowledge of sports and online gambling to develop relevant, impactful models aligned with business objectives. Master’s degree or PhD in Mathematics, Data Science, Computer Science, or a related quantitative field. Proven success in leading the design, development, and deployment of sophisticated predictive models. Expertise in Python/ ...

Senior Data Scientist - Fraud Model Validation

Location
Greater London, England, United Kingdom
features. Your job is to make sure those models actually hold up: independently reproducing results, building challenger models, and stress-testing every assumption from data pipeline to production deployment before a model earns trust at scale.This is a second-line position, reviewing methodologies built with scikit-learn, LightGBM, graph … documentation and code and surface risks automatically, so validation keeps pace with how fast first-line teams ship.The scope spans the full model lifecycle: data integrity and feature engineering, conceptual soundness, deployment design across Docker, Jenkins, and AWS, and the monitoring and drift detection that keeps a model honest ...

Lead Statistical Data Scientist – Origin Verification

Location
Greater London, England, United Kingdom
Oritain is seeking a Lead Statistical Data Scientist to provide technical leadership for statistics and machine learning, guiding projects and shaping the data science capability. You’ll mentor other data scientists and collaborate with science, engineering, product, and commercial teams to deliver real-world impact. … role offers ownership, influence, and a clear path to scale data science across the organization, with hybrid work options in London and global collaboration across offices. #J-18808-Ljbffr ...

Principal AI Data Scientist

Location
Greater London, England, United Kingdom
About the Role We're seeking a versatile Principal Data scientist who can work across the full stack of Anaplan AI applications, from model integration and prompt engineering to building intuitive user interfaces. In this role, you will have a direct impact on our industry‐leading platform … Generative AI Architecture: Architect GenAI solutions, focusing on fine‐tuning proprietary and open‐source Large Language Models (LLMs) via Transformer architectures for specialised enterprise data tasks. Next‐Gen Interfaces: Design and integrate Conversational AI and autonomous Agentic AI workflows, creating intuitive experiences that can independently execute complex planning tasks. ...

Principal Data Scientist

Location
Greater London, England, United Kingdom
meaningful innovation and are proud to set the gold‐standard for marrying technical excellence with safe deployment. About the role As a Principal Data Scientist at Faculty, you will serve as a technical leader and domain expert who owns and drives the delivery of the most technically complex … high‐impact projects and programmes for our most important clients. You also will set the technical direction for the data science team, mentor, and develop them so our data scientists remain best in class. This position focuses on deep individual contribution and technical excellence, influencing the broader data ...

Principal Data Scientist

Hiring Organisation
Faculty
Location
London, UK
Employment Type
Full-time
opportunity for impactful innovation and are proud to set the gold-standard for marrying technical excellence with safe deployment.#LI-PRIOAbout the roleAs a Principal Data Scientist at Faculty, you will serve as a technical leader and domain expert who owns and drives the delivery of the most technically … complex, high-impact projects and programmes for our most important clients. You also will set the technical direction for the data science team, mentor, and develop them so our data scientists remain best in class. This position focuses on deep individual contribution and technical excellence, influencing the broader ...

Lead Product Data Scientist - AI & Optimization Leader

Location
Greater London, England, United Kingdom
Stott and May is seeking a Lead Product Data Scientist to drive AI, machine learning and optimisation initiatives in a hybrid West London setting. The role combines hands-on modelling with leadership of data science and engineering teams to deliver data-driven products that improve decision ...

Principal Data Scientist: AI-Driven Claims Automation

Location
Greater London, England, United Kingdom
Marshmallow is seeking a Principal Data Scientist in London to lead data science across Claims Fraud, designing and deploying ML and Generative AI systems for automated claims processing. You will collaborate with product and engineering to scale decisions, while ensuring robust, testable solutions and measurable improvements. This ...

Lead Data Scientist — Greenfield ML for Growth

Location
Greater London, England, United Kingdom
Pulse Group is seeking a Lead Data Scientist to join a new Data Science capability in London. You will shape how ML drives customer engagement, subscriptions, retention and revenue, processing hundreds of thousands of events per second and petabytes of data. You will work closely with Product ...

Lead Data Scientist - Liquidity

Hiring Organisation
Wise
Location
London, UK
Employment Type
Full-time
network for the world's money. For everyone, everywhere. More about our mission and what we offer. Job DescriptionWe are seeking a talented Lead Data Scientist with expertise in Liquidity management modelling to join our dynamic Treasury team. This role focuses on driving our models and optimising their … right time and make sure we keep the liquidity risk under control. You will work closely with cross-functional teams to develop data-driven solutions that enhance our liquidity management and operational efficiency. Here's how you'll be contributing: Liquidity management Work closely with Treasury operations to develop ...

Senior Data Scientist - AI Tooling

Hiring Organisation
Intercom
Location
London, UK
Employment Type
Full-time
right place. Agentforce is the future of AI, and you are the future of Salesforce. What's the opportunity? The Research, Analytics & Data Science (RAD) team turns insight into action. We uncover customer, product, and business insights and translate them into tools and decision systems embedded directly into … risk detection, QBR/autobrief generation, and post-call summarization & follow-ups. Work end-to-end: Own the full lifecycle, from problem definition and data modeling to building production-ready tools, including writing Python backends and React frontends. Prototype fast, ship to learn: Rapidly build with users, then productionize ...

Lead Data Scientist – Shape AI for Cruise Retail (Hybrid)

Location
West of England, England, United Kingdom
Harding+ is seeking a Lead Data Scientist to establish and lead our first Data Science function, turning rich datasets into actionable insights for retail, operations and customer experience across our global business and cruise partners. You will develop forecasting, pricing and ML models, collaborate with cross-functional … teams, and help define the future direction of data science at Harding+. #J-18808-Ljbffr ...

Principal Data Scientist – National Security (TIRE)

Location
Cheltenham, England, United Kingdom
This position is working within the Turing Integrated Research Engineering (TIRE) team to support the Turing’s national security partners though developing AI and Data science solutions. It will work across a cross-disciplinary team, developing new projects and authoring research proposals. This position will contribute to team research … stakeholders as well as supporting the career development of staff within the group. HOW YOU WILL MAKE AN IMPACT Apply AI, machine learning and data science expertise to some of the UK's most complex national security challenges. Take ownership of technical challenge areas, shaping approaches and delivering innovative ...

Hybrid Principal Data Scientist: ML & RL for Gaming

Location
Greater London, England, United Kingdom
leading gaming company in London is looking for a Principal Data Scientist to lead high-impact data science initiatives. The role involves building machine learning solutions that drive player engagement and retention. Candidates should have a PhD or MSc and over 5 years of experience delivering data ...

Senior Data Scientist

Location
Greater London, England, United Kingdom
Overview At Deliveroo we have an outstanding data science organisation with a mission to enable the highest quality human and machine decision‐making. We work throughout the company—in product, business and platform teams—using analysis, experimentation, causal inference and machine learning techniques to help make better decisions … improve data literacy across Deliveroo. Responsibilities Which markets/cities should we enter next? How can we incentivise good rider behaviour? What is the impact of exclusive deals we have with restaurants? How do we optimise our compensation policy to keep our customers happy and ordering with Deliveroo? What ...

Principal AI Data Scientist

Hiring Organisation
Anaplan
Location
London, UK
Employment Type
Full-time
that makes you unique is welcome; join us and let's build what's next - together! About the RoleWe're seeking a versatile Principal Data scientist who can work across the full stack of Anaplan AI applications, from model integration and prompt engineering to building intuitive user interfaces. … Generative AI Architecture: Architect GenAI solutions, focusing on fine-tuning proprietary and open-source Large Language Models (LLMs) via Transformer architectures for specialised enterprise data tasks. Next-Gen Interfaces: Design and integrate Conversational AI and autonomous Agentic AI workflows, creating intuitive experiences that can independently execute complex planning tasks. ...

Principal Data Scientist - National Security (TIRE)

Location
Cheltenham, England, United Kingdom
This position is working within the Turing Integrated Research Engineering (TIRE) team to support the Turing’s national security partners though developing AI and Data science solutions. It will work across a cross-disciplinary team, developing new projects and authoring research proposals. This position will contribute to team research … internal and external stakeholders as well as supporting the career development of staff within the group. ABOUT YOU We're looking for an experienced Data Scientist with a proven track record of applying AI, machine learning and advanced analytical techniques to complex, real-world challenges. You'll combine ...

Lead Data Scientist

Hiring Organisation
Faculty
Location
London, UK
Employment Type
Full-time
opportunity for impactful innovation and are proud to set the gold-standard for marrying technical excellence with safe deployment.#LI-PRIOAbout the roleAs a Lead Data Scientist, you'll take on a pivotal, entrepreneurial role, functioning as the technical expert who thrives on complexity and commercial impact. You will … aligning technical solutions with shared long-term commercial goals. Driving the adoption of best practices, shared resources, and robust technical processes across the wider Data Science craft. Mentoring and developing other data scientists and team members, actively contributing to the growth and technical excellence of the organisation. ...

Lead Data Scientist, Trading Intelligence & Automation

Location
Greater London, England, United Kingdom
National Geographic is looking for a Senior Data Science Engineer to lead projects in the Trading Intelligence Team. This role involves developing statistical models and collaborating across teams to enhance decision-making through data science. The candidate should have a Bachelor's degree in a relevant field … proven experience in data science, strong machine learning foundations, and proficiency in Python or R. Knowledge of Kubernetes and Kafka is desirable. #J-18808-Ljbffr ...

Lead Data Scientist: Classical ML, LLMs & AI Agents

Location
United Kingdom
Talan is seeking a Lead Data Scientist to oversee AI engagements and lead a skilled team of data scientists across the UK. In this pivotal role, you will ensure delivery of high-quality AI solutions while driving innovation. The ideal candidate has a minimum of 5 years … data science with expertise in classical ML and modern LLMs. You will mentor junior team members and engage in client conversations while shaping the best practices across the AI lifecycle. Opportunities for professional growth are ample. #J-18808-Ljbffr ...

Lead Data Scientist

Location
Greater London, England, United Kingdom
regulators to design and deliver solutions which address critical healthcare challenges, and help to democratise health for all. About The Role As a Lead Data Scientist, you'll take on a pivotal, entrepreneurial role, functioning as the technical expert who thrives on complexity and commercial impact. You will … aligning technical solutions with shared long-term commercial goals. Driving the adoption of best practices, shared resources, and robust technical processes across the wider Data Science craft. Mentoring and developing other data scientists and team members, actively contributing to the growth and technical excellence of the organisation. ...

Lead Data Scientist

Hiring Organisation
RedCat Digital
Location
London, UK
Employment Type
Full-time
About the roleThis hugely exciting opportunity will be to lead the Data Science team for a growing fintech start-up, backed by one of the biggest names in the Banking world. You will provide thought leadership; helping the teams crack complex problems on large quantities of data using … your expert knowledge of Data Science techniques, statistical methods and data engineering technologies. You will put in place and execute a program of continuous learning and development, ensuring that your team is truly world-class. You will ensure that programmes of work are hypothesis led and you will ...