1 to 25 of 78 Lead Data Scientist Jobs in the UK

forward-thinking company to make moving 'miles better' and moving your career forward at the same time - we'd love to hear from you! We're after a Marketing Data Scientist who doesn't just want to report on the past - you want to predict the future, enjoy the occasional polygon, and help outthink the competition. This isn … impact, like things measurable, and aren't scared off by a team that regularly uses memes in meetings - get in touch. Let's build the future of smart, scrappy, data-powered marketing together. What you'll be doing: Build world-class propensity models to predict customer behaviour and campaign impact, it's all very next best action orientated. Own … tech journey Real ownership, autonomy, and the tools to do the job right A crew that backs your thinking and values your skills Who you are: A marketing-savvy data scientist who understands the balance of science, storytelling and slightly unpredictable humans. Experienced working in fast paced tech scale ups focused on growth. Fluent in Python or R More ❯

history of creating magical moments for our customers! We're not about selling products - we want to solve problems and change lives through Monzo ️ We're looking for a Lead Data Scientist excited to help build the bank of the future. You'll have the opportunity to super charge our user engagement in 2025 and help us … people love and more than 80% of our growth comes from word of mouth and referrals. Enable Monzo to Make Better Decisions, Faster We have a strong culture of data-driven decision making across the whole company. And we're great believers in powerful, real-time analytics and empowerment of the wider business. All our data lives in … one place and is super easy to use. 90% of day-to-day data-driven decisions are covered by self-serve analytics through Looker which gives data scientists the head space to focus on more impactful business questions and analyses. How we hire We are excited to be expanding and are hiring for multiple roles across our Data More ❯

Lead Data Scientist - Model Risk Management Company Description Experian is a global data and technology company, powering opportunities for people and businesses around the world. We help to redefine lending practices, uncover and prevent fraud, simplify healthcare, create marketing solutions, and gain deeper insights into the automotive market, all using our unique combination of data … more at experianplc.com Job Description Our Experian Software Solution's Analytics Services Team supports analytic and generative AI products for decisioning, analytics, and fraud and identity globally. As a Lead Data Scientist, you will use your coding expertise (Python, SAS), model risk management and Gen AI knowledge and experience, and analytic consulting skills to lead client … and internal engagements for Experian's new global product launch and early client success efforts. Responsibilities: Collaborate with Engineering and Data Science teams in the design and implementation of Machine Learning, Dashboarding, Ad Hoc Analysis and AI applications in a cloud-native big data platform. Partner with Leaders, Analytic Consultants, Engineers, Account Executives, Product Managers, and external partners More ❯

Lead Data Scientist Up to £100,000 London (Remote/Hybrid) Company: This is a pre-seed startup on a mission to rethink how content gets made. The media landscape is more competitive than ever, and the old ways of creating and testing content just don’t cut it anymore. They’re using data and AI … to shape stories that actually land with under-served audiences. Responsibilities: Work closely with the founder to translate visionary ideas into practical, data-driven experiments and models. Analyse audience behaviour data and build AI-driven tools (like synthetic test groups) to predict content success. Collaborate with product, creative, and tech teams to embed data insights into content … creation and decision-making. Identify data gaps and design tracking or instrumentation strategies to improve analytics capabilities. Stay hands-on with modelling and analysis while providing realistic guidance to keep projects focused and achievable. Requirements: MSc or PhD Degree in Computer Science, Artificial Intelligence, Mathematics, Statistics or related fields. Strong coding skills in Python and SQL Strong communication skills More ❯

Lead Data Scientist Up to £100,000 London (Remote/Hybrid) Company: This is a pre-seed startup on a mission to rethink how content gets made. The media landscape is more competitive than ever, and the old ways of creating and testing content just don’t cut it anymore. They’re using data and AI … to shape stories that land with under-served audiences. Responsibilities: Work closely with the founder to translate visionary ideas into practical, data-driven experiments and models. Analyse audience behaviour data and build AI-driven tools (like synthetic test groups) to predict content success. Collaborate with product, creative, and tech teams to embed data insights into content creation … and decision-making. Identify data gaps and design tracking or instrumentation strategies to improve analytics capabilities. Stay hands-on with modelling and analysis while providing realistic guidance to keep projects focused and achievable. Requirements: MSc or PhD Degree in Computer Science, Artificial Intelligence, Mathematics, Statistics or related fields. Strong coding skills in Python and SQL Strong communication skills, with More ❯

eCommerce platform specialised in consumer goods and delivery. This business offers an extensive range of products including household essentials, medication, office supplies, groceries, and even fresh prepared food! The Lead Data Scientist- Category Management, will develop decision support systems, analyse large datasets, and share insights to optimise category performance. You will collaborating with In-Stock Merchandising team … and will manage another Data Analyst to drive NPD, category decision-making, and analysis in product buying and inventory management. Key responsibilities of this Lead Data Scientist – Category Management: Partner with the Data Team to measure and report on availability levels and their impact on revenue and order volumes. Collaborate with the Category and In … expirations across subcategories. Conduct in-depth analyses and post-implementation reviews to address challenges, uncover opportunities, and propose future experiments related to availability and expirations reporting. Key requirements of Lead Data Scientist – Category Management: Ideally having 4-6 years of experience in analytics or data science, preferably in grocery, operations, marketing or consumer products. Open to More ❯

Lead Data Scientist Surrey office, x1 day every two weeks. A well-established, product-led business is looking for a Lead Data Scientist to spearhead innovation and drive measurable value through advanced machine learning, experimentation, and the development of production-grade models. Sitting within a cross-functional data team, this is a hands … the autonomy to shape the modelling roadmap, contribute to R&D strategy, and influence pricing and risk decisions across multiple business lines. You’ll manage a small team of data scientists, guiding them through delivery while remaining actively involved in technical implementation and experimentation. This is a unique opportunity for someone passionate about building machine learning systems that go … beyond prototypes — models that deliver real-world commercial outcomes in a data-rich, regulated environment. Key Responsibilities Lead a high-performing team of data scientists to deliver cross-functional, impactful AI/ML initiatives Design and implement predictive models and machine learning solutions for core business areas Build and productionise models in collaboration with data engineers More ❯

Lead Data Scientist Surrey office, x1 day every two weeks. A well-established, product-led business is looking for a Lead Data Scientist to spearhead innovation and drive measurable value through advanced machine learning, experimentation, and the development of production-grade models. Sitting within a cross-functional data team, this is a hands … the autonomy to shape the modelling roadmap, contribute to R&D strategy, and influence pricing and risk decisions across multiple business lines. You’ll manage a small team of data scientists, guiding them through delivery while remaining actively involved in technical implementation and experimentation. This is a unique opportunity for someone passionate about building machine learning systems that go … beyond prototypes — models that deliver real-world commercial outcomes in a data-rich, regulated environment. Key Responsibilities Lead a high-performing team of data scientists to deliver cross-functional, impactful AI/ML initiatives Design and implement predictive models and machine learning solutions for core business areas Build and productionise models in collaboration with data engineers More ❯

Lead Data Scientist London – Hybrid (3 days a week) £90,000 - £115,000 + Benefits Our client is a precision marketing agency, leveraging data, technology, and creativity to fuel client growth. As part of their Marketing Sciences Data Science Team, you’ll play a pivotal role in revolutionising marketing strategies through cutting-edge Data Science and Machine Learning solutions. This is still a largely hands on role, with around 20% team leadership. What You’ll Do Oversee data science projects, guide junior team members, and drive innovation. Build predictive models for campaign optimisation, customer segmentation, and price elasticity. Design and implement AI-powered solutions to solve complex marketing challenges. Use machine learning … in tools like Jupyter notebooks, Pandas, and PyTorch. Expertise in cloud platforms (AWS, Databricks, Snowflake) and containerisation tools (Docker, Kubernetes). Strong leadership skills with experience mentoring and managing data science teams. Deep knowledge of media measurement techniques, such as media mix modelling. Experience with advanced AI techniques, including NLP, GenAI, and CausalAI. Familiarity with MLFlow, API design (FastAPI More ❯

Social network you want to login/join with: Lead Data Scientist - Finance, london (city of london) col-narrow-left Client: Opus Recruitment Solutions Location: london (city of london), United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 16.06.2025 Expiry Date: 31.07.2025 col-wide Job Description: I am looking … for Lead Data Scientist role for a fast-growing finance start up on a mission to transform how individuals and businesses interact with financial data. Backed by top-tier investors, they're building intelligent, data-driven products that empower smarter financial decisions. Hybrid - 3 days onsite Location - London Key Responsibilities Lead the development and deployment … of machine learning models and advanced analytics solutions. Collaborate cross-functionally to identify and prioritize data science opportunities. Build and mentor a high-performing data science team. Establish best practices for experimentation, model validation, and deployment. Communicate complex data insights to technical and non-technical stakeholders. Stay current with trends in data science, machine learning, and More ❯

Lead/Principal Data Scientist Up to £180,000 London (Hybrid, 4 days onsite per week) Company: Join one of the world’s leading private equity firms, with a strong global presence and have partnered with hundreds of businesses across a wide range of sectors to support long-term growth and transformation. They combine deep industry expertise … a hands-on, collaborative approach, making it a dynamic environment for ambitious professionals looking to make a real impact. Responsibilities: Support the investment and deal teams by delivering deep, data-driven insights into potential acquisition targets. Lead a high-performing, diverse data team, fostering a collaborative, innovative environment with strong mentoring and career development. Responsible for evaluating … informing high-stakes decisions on multi-million (and often billion)-pound deals. Collaborate with internal teams to deliver commercial and operational due diligence Be at the forefront of identifying data-led value creation strategies across the private equity lifecycle. Requirements: MSc or PhD Degree in Computer Science, Artificial Intelligence, Mathematics, Statistics or related fields. Strong coding skills in Python More ❯

Lead Data Scientist Hybrid - London (3 days a week) Up to £80,000 We are working with ahousehold fashion brand. They are on the lookout for a Principal Data Scientist to join its growing Data & Analytics team. With a presence across a thriving eCommerce platform, mobile app, and 300+ retail stores, this is your … chance to join an exciting team. As Principal Data Scientist, you’ll lead the data science function, supporting customer understanding, marketing effectiveness, and personalisation. From optimising campaign performance to driving loyalty and segmentation strategies, you’ll help put data at the heart of every customer interaction. The Role: Lead, mentor, and grow a team … of Data Scientists and Analysts focused on customer and marketing use cases. Build and deploy models that support personalisation, customer segmentation, lifetime value prediction, churn prevention, and marketing attribution. Partner closely with CRM, Digital Marketing, and eCommerce teams to deliver data-driven improvements across the customer journey. Leverage advanced analytics to understand customer behaviour and optimise marketing spend More ❯

Social network you want to login/join with: Lead Data Scientist, london (city of london) col-narrow-left Client: Location: london (city of london), United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 16.06.2025 Expiry Date: 31.07.2025 col-wide Job Description: Lead Data Scientist Up … to £85,000 About the Role We are working with a high-growth performance marketing and technology company who are looking for a new Lead Data Scientist to join the team. You'll be working at the intersection of data, technology, and marketing, you’ll lead the delivery of cutting-edge machine learning, optimisation, and … analytics solutions that drive measurable business outcomes. Reporting directly to the Director of Data, you’ll take ownership of projects across areas such as customer lifetime value, Propensity, and experimentation, whilst also acting as a data lead for major clients. Initially hands-on, this role will evolve into a more strategic leadership position, with team management responsibilities More ❯

Lead Data Scientist Hybrid - London 1 day per week Up to £85,000 About the Role We are working with a high-growth performance marketing and technology company who are looking for a new Lead Data Scientist to join the team. You'll be working at the intersection of data, technology, and marketing … you’ll lead the delivery of cutting-edge machine learning, optimisation, and analytics solutions that drive measurable business outcomes. Reporting directly to the Director of Data, you’ll take ownership of high-impact projects across areas such as customer lifetime value, predictive modelling, bidding optimisation, and experimentation, whilst also acting as a data lead for major … clients. Initially hands-on, this role will evolve into a more strategic leadership position, with team management responsibilities (starting with three Data Scientists, growing to five within a year) expected within the first six months. Key Responsibilities Lead and deliver data science solutions across predictive modelling, optimisation, and experimentation. Act as a strategic data partner to More ❯

LEAD DATA SCIENTIST - Insurance HYBRID - London £80,000 - £100,000 We are working with a household name in the UK insurance space on the search for a Lead Data Scientist. They are looking for someone to help spearhead their Machine Learning Initiatives. In this role, you will have the opportunity to be either a technical … lead, or more of a people manager. RESPONSIBILITIES: Lead the end-to-end design, development, and implementation of ML/AI models Develop and deploy Large Language Models (LLMs) and/or internal chatbot systems. Collaborate with cross-functional teams to identify opportunities for leveraging data-driven insights. Mentor and develop a team of data scientists … fostering a collaborative and innovative work environment. Stay ahead of industry trends and emerging data technologies, bringing fresh perspectives and solutions to the organization. REQUIREMENTS: 4+ years in data science, with a strong preference for experience in the insurance or financial services sector. Experience working with LLMs and NLP frameworks such as Hugging Face or OpenAI is a More ❯

LEAD DATA SCIENTIST - Insurance HYBRID - London £80,000 - £100,000 We are working with a household name in the UK insurance space on the search for a Lead Data Scientist. They are looking for someone to help spearhead their Machine Learning Initiatives. In this role, you will have the opportunity to be either a technical … lead, or more of a people manager. RESPONSIBILITIES: Lead the end-to-end design, development, and implementation of ML/AI models Develop and deploy Large Language Models (LLMs) and/or internal chatbot systems. Collaborate with cross-functional teams to identify opportunities for leveraging data-driven insights. Mentor and develop a team of data scientists … fostering a collaborative and innovative work environment. Stay ahead of industry trends and emerging data technologies, bringing fresh perspectives and solutions to the organization. REQUIREMENTS: 4+ years in data science, with a strong preference for experience in the insurance or financial services sector. Experience working with LLMs and NLP frameworks such as Hugging Face or OpenAI is a More ❯

Lead Data Scientist £100,000-£120,000 Share options Hybrid/remote working opportunities Superb range of benefits Are you looking for your next data science opportunity within the insure-tech space? This is your chance to work as part of super high quality AI team, with the chance to work on some complex problems which … will in tern provide a service that any of us can use. Ideally we would like someone who has worked for a product lead, technology business who have had an emphasis on using Data Science, Machine Learning and AI to drive that. This isn't a traditional lead, you will take charge of a team of up More ❯

time to join. The team is sharp, diverse, and growing quickly, with plenty of momentum behind what they’re building. About the Role This is a permanent, full-time Data Science Team Leader position. You’ll head a team developing production-grade ML and AI solutions, focusing on performance, rigour, and real-world impact. The role is hands-on … and strategically important. You’ll own end-to-end delivery, collaborate with technical and scientific teams, and help define how data science is applied across the business. This is meaningful AI work, with clear technical challenges and purpose. Responsibilities · Lead and mentor a team of data scientists working on applied ML projects · Take ownership of projects from … data acquisition to deployment · Develop robust, high-performance models for real-world datasets · Ensure all outputs meet technical and regulatory standards · Work closely with scientists, engineers, and domain experts · Introduce new tools, methods, and approaches where relevant · Communicate clearly with both technical and non-technical audiences Qualifications · Strong Python skills and practical machine learning experience · Proven ability to lead More ❯

Lead Data Scientist – Competitions team London – Hybrid Up to £80,000 About the Role We’re working with one of Europes largest media businesses as they look to expand a best-in-class data function. They’re now hiring a Lead Data Scientist to join their Competitions team - a high-impact, fast-moving … group focused on driving listener engagement, participation, and revenue through interactive competitions and consumer promotions. Role: Lead full-lifecycle data science projects within the Competitions domain — from discovery and modelling to deployment and business adoption. Design and implement models to forecast participation, optimise pricing and prize strategies, and segment audiences based on engagement patterns. Work closely with stakeholders … modelling into how the team runs campaigns and measures impact. Support the team with clear, explainable insights that can inform creative, operational, and compliance decisions. Mentor analysts and junior data scientists, and contribute to the wider data science capability across the business. Write clean, well-documented Python and SQL code, and collaborate with engineering teams to productionise models More ❯

Lead Data Scientist – Competitions team London – Hybrid Up to £80,000 About the Role We’re working with one of Europes largest media businesses as they look to expand a best-in-class data function. They’re now hiring a Lead Data Scientist to join their Competitions team - a high-impact, fast-moving … group focused on driving listener engagement, participation, and revenue through interactive competitions and consumer promotions. Role: Lead full-lifecycle data science projects within the Competitions domain — from discovery and modelling to deployment and business adoption. Design and implement models to forecast participation, optimise pricing and prize strategies, and segment audiences based on engagement patterns. Work closely with stakeholders … modelling into how the team runs campaigns and measures impact. Support the team with clear, explainable insights that can inform creative, operational, and compliance decisions. Mentor analysts and junior data scientists, and contribute to the wider data science capability across the business. Write clean, well-documented Python and SQL code, and collaborate with engineering teams to productionise models More ❯

talented individuals whose principles and interests align with our own. While we don't have a specific vacancy open at the moment, by registering your interest for the Senior Data Scientist Talent Pool, you'll be among the first to hear about job openings in our Frontier Team that align with your experience when they go live. What … you'll be doing: As a Lead Data Scientist within Frontier, you will lead the data science work on project teams that are configuring our product Frontier for our customers. Each deployment of Frontier requires a computational twin, essentially an AI-powered digital twin, to be built, and it is primarily the responsibility of our … data scientists to both design and then build these computational twins. Whilst doing this well is partly about building familiarity with Frontier's development interfaces, it's mainly about doing things that are critical in any applied data science role; namely deeply understanding the core customer problem in order to ensure that the technical solution can drive value. More ❯

Data Lead Senior Data Engineer/Scientist Judge.me Role: Data Lead Senior Data Engineer/Scientist Location: Remote with hybrid option (2 days in Shoreditch office near Old Street) Salary: £90-115k (includes comprehensive benefits package) Our Mission: Fixing Trust in Commerce For a decade, we've been on a mission … verified buyer reviews Organic Growth : We've achieved 40% year-over-year growth purely through word of mouth-no paid marketing or sales teams needed The Opportunity As our Data Lead, you'll lead the development of our Trust Optimisation Platform-a critical initiative to unlock insights from our vast review dataset to help merchants improve their … e-commerce trust metrics. This role will build the data foundation that powers our next generation of merchant-facing products, directly supporting our mission to close the Trust Gap in e-commerce. What Makes This Role Special Massive Data Scale : Work with one of the largest e-commerce review datasets in the world Direct Business Impact : Build systems More ❯

Team/Department : Data Science Team within Marketing Sciences Department Line Manager : SVP, Head of Data Science Team Lead : SVP, Head of Data Science The Role Are you a seasoned data scientist with a passion for leading teams and driving innovative solutions in the marketing industry? Do you thrive in dynamic, fast-paced environments … where your expertise can make a tangible impact? If so, join our world-class Data Science team at RAPP as a Principal/Lead Data Scientist! Led by George Cushen (https://www.linkedin.com/in/cushen/), you'll be at the forefront of leveraging AI to reinvent marketing for some of the world … s biggest brands, including Ralph Lauren, KFC and Mercedes. The position is for a Principal or Lead Data Scientist depending on experience. What You’ll Do: Innovate and Optimise: Design, build, and implement cutting-edge predictive models such as causal AI campaign modelling, campaign forecasting engines, pricing elasticity models, and recommender engines that drive media performance, personalise More ❯

eCommerce platform specialised in consumer goods and delivery. This business offers an extensive range of products including household essentials, medication, office supplies, groceries, and even fresh prepared food! The Lead Data Scientist- Category Management, will develop decision support systems, analyse large datasets, and share insights to optimise category performance. You will collaborating with In-Stock Merchandising team … and will manage another Data Analyst to drive NPD, category decision-making, and analysis in product buying and inventory management. Key responsibilities of this Lead Data Scientist – Category Management: Partner with the Data Team to measure and report on availability levels and their impact on revenue and order volumes. Collaborate with the Category and In … expirations across subcategories. Conduct in-depth analyses and post-implementation reviews to address challenges, uncover opportunities, and propose future experiments related to availability and expirations reporting. Key requirements of Lead Data Scientist – Category Management: Ideally having 4-6 years of experience in analytics or data science, preferably in grocery, operations, marketing or consumer products. Open to More ❯

Lead Data Scientist Up to £90,000 London (Remote/Hybrid) Company: Join a global financial platform offering fast, secure, and affordable money transfers, multi-currency wallets, and essential banking services worldwide, all within one app. You’ll be responsible for designing, building, and optimising credit and risk scoring models that drive key financial decisions across global … markets. Responsibilities: Lead the development and maintenance of credit risk and affordability models using bureau, open banking, and alternative behavioural data. Own end-to-end model lifecycle: data sourcing, feature engineering, model development, validation, and monitoring. Design and execute champion/challenger tests and A/B experiments to continuously improve approval rates, loss rates, and customer experience … Analyse credit performance data to generate actionable insight and support strategic decisions Mentor and develop a small team of analysts/data scientists as the team scales Work closely with Data Engineering to deploy models into production pipelines. Collaborate with stakeholders to define modelling goals and interpret model outcomes in a business context. Requirements: MSc or PhD More ❯