Lead Data Scientist Jobs in London

1 to 25 of 34 Lead Data Scientist Jobs in London

Lead Data Scientist

London, South East, England, United Kingdom
Harnham - Data & Analytics Recruitment
Lead Data Scientist LondonPrivate Equity£140,000 - £150,000 + benefits Harnham is working with a tech firm in the Private Equity space and hiring a few positions across Data Science, Machine Learning Engineering and Data Engineering. The company have an impressive founding team and hold a strong reputation within the Data & AI and … purpose of creating value. Often working in ambiguous and greenfield environments, you will collaborate with a strong team of technical people across multiple industries to solve complex commercial and data problems, delivering key data science initiatives that drive performance and revenue. In this role you will lead the technical teams that deliver value. The Role - Lead Data Scientist You will be: Working on multiple engagements within portfolio companies across various different industry sectors Delivering key Data Science/AI initiatives that drive value for customers. Shaping how projects are delivered, driving performance and working closely with C-level execs. Providing technical leadership across the business, with a focus on end-to-end More ❯
Employment Type: Full-Time
Salary: £140,000 - £150,000 per annum
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Lead Data Scientist

London, England, United Kingdom
Harnham
Lead Data Scientist London Private Equity £140,000 - £150,000 + benefits Harnham is working with a tech firm in the Private Equity space and hiring a few positions across Data Science, Machine Learning Engineering and Data Engineering. The company have an impressive founding team and hold a strong reputation within the Data & AI … purpose of creating value. Often working in ambiguous and greenfield environments, you will collaborate with a strong team of technical people across multiple industries to solve complex commercial and data problems, delivering key data science initiatives that drive performance and revenue. In this role you will lead the technical teams that deliver value. The Role - Lead Data Scientist You will be: Working on multiple engagements within portfolio companies across various different industry sectors Delivering key Data Science/AI initiatives that drive value for customers. Shaping how projects are delivered, driving performance and working closely with C-level execs. Providing technical leadership across the business, with a focus on end-to-end More ❯
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Lead Data Scientist

City of London, London, United Kingdom
Harnham
Lead Data Scientist London - 3 days a week Up to £125,000 About the Company We’re working with a next-generation private markets firm that is redefining value creation by combining deep industry expertise with advanced AI and data science. This is a unique opportunity to join a company that partners directly with portfolio companies … to drive measurable operational and financial performance—powered by data. They’re now hiring a Lead Data Scientist to lead high-impact analytics and machine learning projects across a wide variety of real-world domains. Working closely with a multidisciplinary team, you’ll have the autonomy to shape technical approaches while staying closely tied to commercial … outcomes. This role is ideal for someone who enjoys solving complex, ambiguous business problems using data science, and wants to work at the intersection of technology, investment, and strategy. Key Responsibilities Translate complex business problems into measurable data science solutions that deliver commercial value Lead the design, development, and deployment of predictive and optimisation models across multiple More ❯
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Lead Data Scientist

London, United Kingdom
Hybrid / WFH Options
Match Digital
Lead Data Scientist London Up to £95,000 + bonus + benefits Our Client We're helping a global ecommerce marketplace build out their Data & Analytics teams. With over 20,000 employees in 41 locations around the world, our client traverses a number of consumer industries. They are passionate about transforming the ecommerce sector by investing … their business; they aim to leave a positive impact on all stakeholders including employees, customers and partners, helping to build sustainable local communities on a global scale. The role Data Scientists are hands-on with building models that allow our client to hyper-personalise their customer experience. In addition this, at a leadership level, Data Scientists work as … internal consultants within the business, advising executive teams on all things concerning predictive analytics and machine learning. What a Lead Data Scientist role will involve A hybrid role which is both hands-on with building models and involves consulting throughout the wider business, serving as the Data Science SME for the core customer-facing platform. Collaborating More ❯
Employment Type: Permanent
Salary: GBP Annual
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Lead Data Scientist

City of London, London, United Kingdom
Harnham
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 ❯
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Lead Data Scientist

London Area, United Kingdom
Harnham
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 ❯
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Lead Full-stack Data Scientist

London, United Kingdom
Hybrid / WFH Options
THE IDOLS GROUP LIMITED
Lead Full-stack Data Scientist Salary: £105K - £115K Location: London - Hybrid working Data Idols are working with a distributor in the tech industry who are looking for a Lead Full-stack Data Scientist to join the team. They are a data driven business who are looking for a technical leader. This role … will report to the Head of Data Science and support the team of Data Scientists. The Opportunity They are seeking a Lead Full-stack Data Scientist to join the team to drive data, lead on strategic initiatives and develop cutting-edge models. They are looking for this person to provide technical leadership and … lead projects end-to-end. Whilst acting as a mentor this person will be hands on delivering high performing solutions. Skills and Experience Building and deploying models into production Strong Python SQL GCP exposure Leading projects end to end If you are looking for a new challenge, then please submit your CV for initial screening and more details. Lead More ❯
Employment Type: Permanent, Work From Home
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Lead Data Scientist

London, United Kingdom
Barclays
Join us as a Lead Data Scientist at Barclays where you'll be primarily responsible for setting clear direction for AI and data science projects, mentoring and developing team members, designing scalable, effective AI solutions and guiding teams through technical transformation. To be successful as a Lead Data Scientist, you should have experience … with: Advanced Python Programming- Expert knowledge of data science libraries e.g. NumPy, Pandas, scikit-learn, PyTorch Machine Learning Expertise- Demonstrated experience in designing, training, evaluating, and deploying production-grade ML models Software Engineering Excellence- Experience building modular, maintainable code with CI/CD pipelines, testing frameworks, and deployment automation Technical Leadership- Track record of successfully leading data science … enterprise-scale AI solutions with consideration for performance, scalability and governance People Management- Experience in line management, performance reviews, and career development for technical teams Strategic Transformation- Ability to lead organizational change initiatives and develop long-term technical roadmaps Generative AI & Large Language Models- Hands-on experience with transformer architectures Specialised Data Science Expertise- Experience with advanced techniques More ❯
Employment Type: Permanent
Salary: GBP Annual
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Lead Data Scientist

London Area, United Kingdom
Mentmore
Lead Data Scientist £75,000 per annum Hybrid | Central London (2–3 days per week in-office) Permanent | Full-Time We’re working with a leading UK-based law firm that’s investing heavily in digital transformation, innovation, and AI. As part of this, we're recruiting a Lead Data Scientist to help shape … and deliver scalable products that sit at the intersection of data science, software engineering, and DevOps. If you’re a technically curious builder with a track record of delivering software into production - and you're ready to take the lead in a collaborative, fast-paced environment - this could be the ideal next step in your career. Key Responsibilities … Lead the development of innovative digital products from concept through to production Design and build scalable, containerised software solutions that incorporate data science components Make architectural decisions around tooling, frameworks, and development approaches Work with DevOps practices including Docker, Terraform, and cloud deployment (Azure preferred) Collaborate closely with cross-functional teams including product managers, data scientists, and More ❯
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Lead Data Scientist

City of London, London, United Kingdom
Mentmore
Lead Data Scientist £75,000 per annum Hybrid | Central London (2–3 days per week in-office) Permanent | Full-Time We’re working with a leading UK-based law firm that’s investing heavily in digital transformation, innovation, and AI. As part of this, we're recruiting a Lead Data Scientist to help shape … and deliver scalable products that sit at the intersection of data science, software engineering, and DevOps. If you’re a technically curious builder with a track record of delivering software into production - and you're ready to take the lead in a collaborative, fast-paced environment - this could be the ideal next step in your career. Key Responsibilities … Lead the development of innovative digital products from concept through to production Design and build scalable, containerised software solutions that incorporate data science components Make architectural decisions around tooling, frameworks, and development approaches Work with DevOps practices including Docker, Terraform, and cloud deployment (Azure preferred) Collaborate closely with cross-functional teams including product managers, data scientists, and More ❯
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Lead Data Scientist

London Area, United Kingdom
Harnham
Lead Data Scientist – ML Focused Remote – UK Up to £90,000 + Benefits About the Role We’re hiring a Lead Data Scientist to join a fast-growing, specialist data consultancy delivering high-impact solutions across sectors such as energy, public sector, manufacturing, and health. You’ll play a key role in solving … client-facing capacity. This is a leadership position, ideal for someone who thrives in a consultancy environment and wants to deliver real-world impact. Key Responsibilities Design and deliver data science solutions end-to-end, from discovery through deployment. Lead project teams, mentor junior colleagues, and manage delivery standards across multiple workstreams. Communicate complex findings clearly to senior … stakeholders and clients. Support business development through proposal writing and pre-sales work. We're looking for someone with: Proven experience delivering data science projects in a consultancy setting. Strong Python skills with experience in ML or GenAI (e.g. LLMs, prompt engineering, optimisation). Excellent communication and stakeholder management abilities. A track record of managing teams and shaping development More ❯
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Lead Data Scientist

City of London, London, United Kingdom
Harnham
Lead Data Scientist – ML Focused Remote – UK Up to £90,000 + Benefits About the Role We’re hiring a Lead Data Scientist to join a fast-growing, specialist data consultancy delivering high-impact solutions across sectors such as energy, public sector, manufacturing, and health. You’ll play a key role in solving … client-facing capacity. This is a leadership position, ideal for someone who thrives in a consultancy environment and wants to deliver real-world impact. Key Responsibilities Design and deliver data science solutions end-to-end, from discovery through deployment. Lead project teams, mentor junior colleagues, and manage delivery standards across multiple workstreams. Communicate complex findings clearly to senior … stakeholders and clients. Support business development through proposal writing and pre-sales work. We're looking for someone with: Proven experience delivering data science projects in a consultancy setting. Strong Python skills with experience in ML or GenAI (e.g. LLMs, prompt engineering, optimisation). Excellent communication and stakeholder management abilities. A track record of managing teams and shaping development More ❯
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Lead Data Scientist

London, United Kingdom
NHS
The role of Lead Data Scientist is a new role that will work across North London Foundation Trust and the postholder will play a key role in leading on the development of a new data science function that will contribute to the delivery of the NLFT Digital Strategy. The postholder will be responsible for the design … development, testing, deployment and maintenance of machine learning and artificial intelligence models that will be trained on data held in the Partnership's Microsoft Azure data platform. The post-holder will take a lead in the exploratory development of Generative AI models that will include close working with industry and academic partners to develop small and large … language models that will underpin transformed clinical and operational delivery across all sites and divisions. This post holder will provide line management of embedded data science graduate placements and will provide a key conduit to academic and industry partners. The postholder will foster strong relationships with clinical, operation and administrative leadership to understand their requirements and to translate these More ❯
Employment Type: Permanent
Salary: GBP Annual
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Lead Data Scientist - Credit Risk/Pricing

City of London, London, United Kingdom
Kinarden Search
Lead Data Scientist – Credit Risk/Pricing A fast-growing fintech is searching for a Lead Data Scientist to spearhead their next phase of AI and analytics innovation. You’ll combine hands-on modelling with leadership responsibilities, guiding a small team while shaping the company’s long-term data science strategy. This role … in credit, fraud and pricing modelling. Advanced skills in Python, SQL, and ML frameworks. Proven ability to design, deploy, and monitor models in production. Leadership experience - mentoring or managing data science teams. Confidence in regulated environments: model governance, monitoring. Excellent communicator who can influence senior stakeholders. The Opportunity Lead and develop a small data science team. Build More ❯
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Lead Data Scientist - Credit Risk/Pricing

London Area, United Kingdom
Kinarden Search
Lead Data Scientist – Credit Risk/Pricing A fast-growing fintech is searching for a Lead Data Scientist to spearhead their next phase of AI and analytics innovation. You’ll combine hands-on modelling with leadership responsibilities, guiding a small team while shaping the company’s long-term data science strategy. This role … in credit, fraud and pricing modelling. Advanced skills in Python, SQL, and ML frameworks. Proven ability to design, deploy, and monitor models in production. Leadership experience - mentoring or managing data science teams. Confidence in regulated environments: model governance, monitoring. Excellent communicator who can influence senior stakeholders. The Opportunity Lead and develop a small data science team. Build More ❯
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Lead Data Scientist - Credit Risk/Pricing

london, south east england, united kingdom
Kinarden Search
Lead Data Scientist – Credit Risk/Pricing A fast-growing fintech is searching for a Lead Data Scientist to spearhead their next phase of AI and analytics innovation. You’ll combine hands-on modelling with leadership responsibilities, guiding a small team while shaping the company’s long-term data science strategy. This role … in credit, fraud and pricing modelling. Advanced skills in Python, SQL, and ML frameworks. Proven ability to design, deploy, and monitor models in production. Leadership experience - mentoring or managing data science teams. Confidence in regulated environments: model governance, monitoring. Excellent communicator who can influence senior stakeholders. The Opportunity Lead and develop a small data science team. Build More ❯
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Lead Data Scientist - Credit Risk/Pricing

london (city of london), south east england, united kingdom
Kinarden Search
Lead Data Scientist – Credit Risk/Pricing A fast-growing fintech is searching for a Lead Data Scientist to spearhead their next phase of AI and analytics innovation. You’ll combine hands-on modelling with leadership responsibilities, guiding a small team while shaping the company’s long-term data science strategy. This role … in credit, fraud and pricing modelling. Advanced skills in Python, SQL, and ML frameworks. Proven ability to design, deploy, and monitor models in production. Leadership experience - mentoring or managing data science teams. Confidence in regulated environments: model governance, monitoring. Excellent communicator who can influence senior stakeholders. The Opportunity Lead and develop a small data science team. Build More ❯
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Lead Data Scientist

City of London, London, United Kingdom
Harnham
Lead Decision/Data Scientist – Credit London, UK – Hybrid Up to £100,000 + Benefits About the Company We are working with a fast-growing fintech scaleup, who are on a mission to reshape access to financial services across underserved markets. With a strong focus on innovation, collaboration, and data-driven decision-making, the company is … building impactful financial products tailored to real customer needs. We’re looking for a Lead Decision Scientist, to lead the development, deployment, and ongoing optimisation of credit risk models. This is a high-impact position at the intersection of data science, risk, and business strategy. You’ll drive lending strategy, own the end-to-end modeling … lifecycle, and guide a growing team of analysts as we scale. This role is perfect for someone who thrives on experimentation, has a deep understanding of credit data, and enjoys working in a fast-paced environment. Key Responsibilities Lead the design, development, and maintenance of credit risk and affordability models using bureau, open banking, and behavioural data More ❯
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Lead Data Scientist

London Area, United Kingdom
Harnham
Lead Decision/Data Scientist – Credit London, UK – Hybrid Up to £100,000 + Benefits About the Company We are working with a fast-growing fintech scaleup, who are on a mission to reshape access to financial services across underserved markets. With a strong focus on innovation, collaboration, and data-driven decision-making, the company is … building impactful financial products tailored to real customer needs. We’re looking for a Lead Decision Scientist, to lead the development, deployment, and ongoing optimisation of credit risk models. This is a high-impact position at the intersection of data science, risk, and business strategy. You’ll drive lending strategy, own the end-to-end modeling … lifecycle, and guide a growing team of analysts as we scale. This role is perfect for someone who thrives on experimentation, has a deep understanding of credit data, and enjoys working in a fast-paced environment. Key Responsibilities Lead the design, development, and maintenance of credit risk and affordability models using bureau, open banking, and behavioural data More ❯
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Lead Data Scientist - Remote

London, South East, England, United Kingdom
Hybrid / WFH Options
Exposed Solutions
heavily into building the ML stack, partnered with leading universities, and trained models on millions of expert-tagged images. Now, they’re scaling globally — and need a world-class Lead Data Scientist to help push the boundaries of computer vision, video analysis, and multimodal LLMs while solving real-world challenges. Role Overview They are looking for an … experienced Lead Data Scientist to spearhead machine-learning initiatives, with particular focus on computer vision, large language models, and production ready ML pipelines in Azure. You will act as the technical lead for the team, setting direction, guiding best practices, and ensuring the successful delivery of high-impact AI solutions. Key Responsibilities · Develop, train, and deploy … evaluate, and productionise multi-modal LLMs for business applications. · Drive experimentation and prototyping of advanced ML/AI techniques · Provide technical direction, mentoring, and hands-on guidance to the data science team. · Work with engineering, product, and business stakeholders to align ML strategy with business goals. · Architect and productionise end-to-end ML pipelines on Azure, while ensuring scalability More ❯
Employment Type: Full-Time
Salary: £60,000 - £80,000 per annum
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Lead Data Scientist

London, United Kingdom
Hybrid / WFH Options
Publicis Groupe UK
and our clients, and it is deeply rooted throughout our work, to elevate and bring to life our differences throughout the platform world Overview We are seeking a Technical Lead Data Scientist to lead the design and delivery of advanced analytics and machine learning solutions that power our data-driven products and decision-making processes. … Whilst this role will be hands-on in nature and will require experience and skills for model development, you will also set the technical vision for data science, mentor a team of data scientists, and work closely with data engineering, product, and business stakeholders to ensure scalable, production-ready solutions. Your primary focus will be on defining … and implementing end-to-end data science strategies, developing machine learning models, and building robust data-driven solutions that integrate into our production platforms to enhance forecasting, personalization, and operational visibility. You will play a pivotal role in bridging the gap between business strategy and technical execution. Responsibilities Lead and mentor a team of data scientists More ❯
Employment Type: Permanent
Salary: GBP Annual
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Lead Data Scientist

City of London, London, United Kingdom
Harnham
Lead Data Scientist Up to £125,000 London (Hybrid, 2-3 days onsite per week) Company: This private equity and investment start-up are focused on streamlining and improving performance by reimagining value creation capabilities. They are utilising cutting-edge AI to generate performance insights on each aspect of the investment lifecycle. Responsibilities: Build machine learning predictive … a fast-paced, collaborative environment. How to Apply: Please register your interest by sending your CV to Emily Burgess via the Apply link on this page. Keywords: Machine Learning, Data Science, start-up, Investment, Equity More ❯
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Lead Data Scientist

London Area, United Kingdom
Harnham
Lead Data Scientist – Credit Risk Modelling £80-105,000 (dependent on experience) London THE COMPANY This business are a dynamic and fast-paced lender and are seeking a driven and experienced individual to join their team in building out their predictive models using cutting-edge Machine Learning techniques. This role is an opportunity for someone to be More ❯
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Lead Data Scientist

City of London, London, United Kingdom
Harnham
Lead Data Scientist – Credit Risk Modelling £80-105,000 (dependent on experience) London THE COMPANY This business are a dynamic and fast-paced lender and are seeking a driven and experienced individual to join their team in building out their predictive models using cutting-edge Machine Learning techniques. This role is an opportunity for someone to be More ❯
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Lead Data Scientist

London, South East, England, United Kingdom
Harnham - Data & Analytics Recruitment
Lead Data Scientist - Credit Risk Modelling £80-105,000 (dependent on experience)London THE COMPANY This business are a dynamic and fast-paced lender and are seeking a driven and experienced individual to join their team in building out their predictive models using cutting-edge Machine Learning techniques. This role is an opportunity for someone to be More ❯
Employment Type: Full-Time
Salary: £80,000 - £105,000 per annum
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Lead Data Scientist
London
25th Percentile
£85,000
Median
£90,000
75th Percentile
£95,000