Senior Data Scientist Jobs in London

1 to 25 of 158 Senior Data Scientist Jobs in London

Senior Data Scientist

City of London, London, United Kingdom
Paradigm Tech
Senior Data Scientist | Lead Data Scientist | Senior Data Engineer | Lead Data Engineer | Data Architect I am currently working with a brilliant consultancy with deep expertise in their field of Data and Cyber Security solutions, predominantly with Central Government organisations but they also have strong ties with Defence and Telco. They … years and as a result they are involved in some of the most challenging yet rewarding large scale technical projects in the country. They are currently looking for a Senior Data Scientist, this will be a blend of client facing skills aka, the ability to understand business problems, create a novel models/solutions to help that More ❯
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Senior Data Scientist

London Area, United Kingdom
Paradigm Tech
Senior Data Scientist | Lead Data Scientist | Senior Data Engineer | Lead Data Engineer | Data Architect I am currently working with a brilliant consultancy with deep expertise in their field of Data and Cyber Security solutions, predominantly with Central Government organisations but they also have strong ties with Defence and Telco. They … years and as a result they are involved in some of the most challenging yet rewarding large scale technical projects in the country. They are currently looking for a Senior Data Scientist, this will be a blend of client facing skills aka, the ability to understand business problems, create a novel models/solutions to help that More ❯
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Senior Data Scientist

london, south east england, united kingdom
Paradigm Tech
Senior Data Scientist | Lead Data Scientist | Senior Data Engineer | Lead Data Engineer | Data Architect I am currently working with a brilliant consultancy with deep expertise in their field of Data and Cyber Security solutions, predominantly with Central Government organisations but they also have strong ties with Defence and Telco. They … years and as a result they are involved in some of the most challenging yet rewarding large scale technical projects in the country. They are currently looking for a Senior Data Scientist, this will be a blend of client facing skills aka, the ability to understand business problems, create a novel models/solutions to help that More ❯
Posted:

Senior Data Scientist

london (city of london), south east england, united kingdom
Paradigm Tech
Senior Data Scientist | Lead Data Scientist | Senior Data Engineer | Lead Data Engineer | Data Architect I am currently working with a brilliant consultancy with deep expertise in their field of Data and Cyber Security solutions, predominantly with Central Government organisations but they also have strong ties with Defence and Telco. They … years and as a result they are involved in some of the most challenging yet rewarding large scale technical projects in the country. They are currently looking for a Senior Data Scientist, this will be a blend of client facing skills aka, the ability to understand business problems, create a novel models/solutions to help that More ❯
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Senior Data Scientist - London

Camden, Greater London, UK
Saga
from £60000 to £70000 depending on experience Senior Data Scientist Salary from £60,000 to £70,000 depending on experience Permanent Hybrid/London Here at Saga, we are embarking on a data transformation journey across all our established business units, Cruise, Insurance, Travel, Financial Services and Saga Magazine. We are keen to make one more … hire to our growing team. You will be joining a high performing in-house Data Science team that specifically focusses on Marketing domain models. Working as one of our Senior Data Scientist at Saga, you will play a pivotal role in shaping our data strategy and driving the development of advanced analytics solutions. Your primary … responsibility will be to harness the power of data to extract meaningful insights, inform strategic decisions, and contribute to the overall success of the organisation using machine learning and statistical techniques. You will have access to the latest analytical tools and the chance to work with some of the most renowned Decision Data leaders in the UK market. More ❯
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Senior Data Scientist

London, United Kingdom
Wyatt Partners
Senior Data Scientist Senior Data Scientist £2.5 million seed funded Startup utilising Machine Learning Data Scientist opportunity with a seed funded startup (£2.5 million), utilising machine learning technology to create up to 15% profit margin gains for clients in the entertainment industry. You will join a small team of 2 in Data … business who enjoy discussing scientific research projects over lunch They plan on securing series A funding late this year. They code in Python, and React on the Frontend. Tech & Data Science stack: Kubernetes & Docker on Google Cloud Python 3: Pandas, RabbitMQ, Celery, Flask, SciPy, NumPy, Dash, Plotly, Matplotlib Javascript, React, Redux PostgreSQL, Redis Prometheus, Alert Manager, DataDog If you … joined the company in a Data Science role you would be working on sophisticated pricing algorithms which would enable companies in the entertainment industry to significantly increase profit margins. You'll use a raft of different techniques from timeseries analysis to bayesian statistics, reinforcement learning & Monte Carlo Simulations. Your Experience : You'll likely come from a strong quantitative degree More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Data Scientist

City of London, London, United Kingdom
Harnham
Senior Data Scientist UK – Hybrid Up to £80,000 The Company A leading UK telecoms company is expanding its Product and Marketing Data Science teams and is looking for a Senior Data Scientist to help drive data-driven decision-making. This is a great opportunity to work on high-impact projects that … directly influence customer engagement, marketing effectiveness, and business growth. The Role As a Senior Data Scientist, you will: Develop and deploy predictive models to enhance customer targeting and engagement. Work on churn prediction to help improve customer retention strategies. Apply customer segmentation techniques to optimise marketing campaigns. Build marketing attribution models to measure and improve campaign performance. … Collaborate with stakeholders across the business to translate insights into actionable strategies. Your Skills & Experience We’re looking for a Data Scientist with: Strong experience in predictive modeling, customer analytics, or marketing data science. Proficiency in Python (Pandas, NumPy, Sci-Kit Learn) or similar tools. A proven track record of delivering impactful, data-driven solutions. Strong More ❯
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Senior Data Scientist

London Area, United Kingdom
Harnham
Senior Data Scientist UK – Hybrid Up to £80,000 The Company A leading UK telecoms company is expanding its Product and Marketing Data Science teams and is looking for a Senior Data Scientist to help drive data-driven decision-making. This is a great opportunity to work on high-impact projects that … directly influence customer engagement, marketing effectiveness, and business growth. The Role As a Senior Data Scientist, you will: Develop and deploy predictive models to enhance customer targeting and engagement. Work on churn prediction to help improve customer retention strategies. Apply customer segmentation techniques to optimise marketing campaigns. Build marketing attribution models to measure and improve campaign performance. … Collaborate with stakeholders across the business to translate insights into actionable strategies. Your Skills & Experience We’re looking for a Data Scientist with: Strong experience in predictive modeling, customer analytics, or marketing data science. Proficiency in Python (Pandas, NumPy, Sci-Kit Learn) or similar tools. A proven track record of delivering impactful, data-driven solutions. Strong More ❯
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Senior Data Scientist - Consumer Lending

London, United Kingdom
Hybrid / WFH Options
Datatech Analytics
Senior Data Scientist - Consumer Lending Hybrid working - London Offices Negotiable to £75,000 DEO + Benefits Reference - J12979 Our client is an innovative UK based consumer finance business, with a digital credit card launched in 2018, and a pipeline of consumer finance solutions in the making. They are on a mission to redefine the consumer finance experience … a chance to make a real impact in a growing business on a mission to change the face of the consumer finance industry forever. About The Role As a Senior Data Scientist your role will span across the whole lifecycle of model development. That means you are someone who enjoys in equal measures the data wrangling … You'll develop and deploy machine learning models that power real-world decisions - from underwriting to fraud detection to optimise customer conversion. This is an end-to-end role: data wrangling, model development, evaluation, and performance monitoring. As a Data Scientist, you'll play a key role in the end-to-end lifecycle of their advanced machine More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Data Scientist

City of London, London, United Kingdom
Harnham
Senior Data Scientist London, Remote £80,000-£100,000 I’m working with a mission-driven healthcare technology company that leverages real-world data to improve health outcomes and equity. They focus on understanding the complex social and behavioral factors that influence healthcare decisions, going beyond traditional clinical data. The company has evolved from a nonprofit … origin into a fast-growing, globally distributed tech organization. They generate revenue through consulting with pharmaceutical clients and by offering innovative data products aimed at transforming healthcare strategies. The Role As a Senior Data Scientist, you will be a key technical leader on their core data products. Your primary focus will be building and deploying … predictive machine learning models using large-scale, complex datasets — including consumer data, survey data, and extensive geospatial information. You will take ownership not only of modeling and metric development but also of the end-to-end ML lifecycle, including deployment and monitoring using modern MLOps frameworks. Collaboration with data engineers and cross-functional teams is essential, as More ❯
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Senior Data Scientist

London Area, United Kingdom
Harnham
Senior Data Scientist London, Remote £80,000-£100,000 I’m working with a mission-driven healthcare technology company that leverages real-world data to improve health outcomes and equity. They focus on understanding the complex social and behavioral factors that influence healthcare decisions, going beyond traditional clinical data. The company has evolved from a nonprofit … origin into a fast-growing, globally distributed tech organization. They generate revenue through consulting with pharmaceutical clients and by offering innovative data products aimed at transforming healthcare strategies. The Role As a Senior Data Scientist, you will be a key technical leader on their core data products. Your primary focus will be building and deploying … predictive machine learning models using large-scale, complex datasets — including consumer data, survey data, and extensive geospatial information. You will take ownership not only of modeling and metric development but also of the end-to-end ML lifecycle, including deployment and monitoring using modern MLOps frameworks. Collaboration with data engineers and cross-functional teams is essential, as More ❯
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Senior Data Scientist

London, United Kingdom
Hybrid / WFH Options
Relay Technologies
of miles driven per parcel, lower carbon emissions, and reduce delivery costs - all while reinvesting into local communities. About the role As a highly operational business, we rely on data science to power every part of our network. From day one, we've built Relay around a deep understanding of our supply chain, using our best-in-class data assets to set strategy, improve quality, and optimise performance across every layer of the network. Our high-impact data team works across forecasting, optimisation, pricing, geospatial modelling, infrastructure planning, and more. Whether it's planning courier capacity, guiding pitstop expansion, or improving the economics of delivery, our work directly shapes how Relay scales. We are looking for Senior Data Scientists to join our growing data team; these are hands-on roles with wide scope and strong exposure to decision-making. You'll partner closely with operations, product, and commercial teams to solve practical problems with real-world impact, often working from messy datasets and complex systems, where the answers don't sit neatly in one More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Data Scientist

London, United Kingdom
Prevail Partners Limited
The role: We are seeking a highly skilled Senior Data Scientist to join our team. Reporting into the Data Delivery Lead, you will be responsible for analysing and interpreting data from a variety of sources to support our clients decision-making processes. The Data team within Prevail underpins all our mission focused teams. No … skills, with the ability to navigate through complex datasets to turn ambiguous requests into meaningful insights. These are the key things that you will be responsible for within the Senior Data Scientist role. There will be activities and tasks in addition to this list that are expected, but the majority of your time will be: Analysing and … evaluating intelligence data to identify patterns, trends, and relationships that contribute to actionable intelligence. Utilise advanced analytical techniques and tools to assess the reliability, accuracy, and relevance of intelligence information. Develop and maintain databases, data models, and analytical frameworks to facilitate efficient data analysis and retrieval. Collaborate with intelligence and security professionals across the company to understand More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Data Scientist

London, United Kingdom
Chambers & Partners
Overview We're seeking a Senior Data Scientist to lead the development of advanced analytics and AI/ML solutions that unlock real value across our business. This is a contract role for 6 months . In this contract role, you'll work with proprietary and B2B research datasets to design, deliver, and scale data-driven … Product, Research, and Technology, you'll help turn strategic ideas into working MVPs-ensuring high standards of methodology, quality, and business relevance throughout. You'll also help shape the data science environment by working alongside our tech teams to support a robust and flexible infrastructure, including sandbox environments for onboarding and evaluating new data sources. This is a … great opportunity for a self-driven, impact-oriented data scientist who thrives in a fast-paced, cross-functional setting-and is eager to deliver meaningful results in a short time frame. Main Duties and Responsibilities Spearhead and execute complex data science projects using a combination of open-source and cloud tools, driving innovation and delivering actionable insights. More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Data Scientist

London, United Kingdom
Hybrid / WFH Options
Capco
Senior Data Scientist Location: London (Hybrid) Practice Area : Data & Analytics Type: Permanent Shape intelligent solutions. Lead with insight. Drive data innovation. The Role We are looking for a Senior Data Scientist to join Capco's growing UK Data Practice. You will play a leading role in designing and implementing cutting-edge … data science solutions across financial services. This is an opportunity to build intelligent systems that drive commercial and customer outcomes - while mentoring others and collaborating in a dynamic, multi-disciplinary environment. What You'll Do Lead the end-to-end delivery of data science solutions including PoCs, MVPs and production deployments Develop and prototype ML models to solve … complex business challenges using modern techniques and tooling Collaborate closely with engineers, domain experts, and business teams to translate requirements into deliverables Guide and coach data science pods, supporting skill development and solution design Act as a subject matter expert on ML architecture, model calibration and productionisation What We're Looking For Hands-on experience building and deploying data More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Data Scientist

London, United Kingdom
DFL
re at our brightest when we're all together. Our Club, our teams, our community. There is only one Hotspur. Tottenham Hotspur. Job Purpose The Football Insights Department provides data-derived insights that impact decision-making across football departments, from the First Team to the Academy and including both Men's and Women's teams. Our mission is ensuring … optimisation, are consistently informed by thorough, high-quality information. With a focus on building a single source of truth, developing rigorous quantitative models, and delivering effective tools for interrogating data, our intention is to empower stakeholders with insightful statistical analyses that are both timely and actionable. Leveraging data as our fundamental commodity and powered by talent, we are … looking to push the cutting edge of football analytics to drive the club towards its ambitious footballing vision. The Club is seeking a senior data scientist to join the data science team. As a Senior Data Scientist, you will play a key role in the data science team driving innovation and advanced More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Data Scientist

London, United Kingdom
Hybrid / WFH Options
JaJa Finance Ltd
About Jaja Our Mission: Empowering our customers to buy, borrow, and build-driven by tech, fuelled by data, and built for the future. Our Company Values : C are Deeply, Adapt & Thrive, Challenge everything, Go for it! Own it, Make it Simple Jaja is an innovative UK based consumer finance business, leading initially with a digital credit card launched in … real impact in a growing business on a mission to change the face of the consumer finance industry forever . About The Role Jaja Finance is looking for a Senior Data Scientist to join our team. Your role will span across the whole lifecycle of model development. That means you are someone who enjoys in equal measures … the data wrangling to compose meaningful feature and clean sets, and modelling using Machine Learning. You'll develop and deploy machine learning models that power real-world decisions - from underwriting to fraud detection to optimise customer conversion. This is an end-to-end role: data wrangling, model development, evaluation, and performance monitoring. As a Data Scientist More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Data Scientist London (Hybrid)

London, United Kingdom
Hybrid / WFH Options
Ophelos Limited
were acquired by Intrum, Europe's biggest credit management service and have begun the next phase in our growth - expansion into 17 European markets over the next two years. Senior Data Scientist We are looking for an experienced and creative Senior Data Scientist to help shape the next generation of AI-driven products at … Ophelos. You will lead the development of innovative, data-driven solutions that help improve the lives of people in financial difficulty at scale.The data team sits at the heart of Ophelos and is responsible for developing: The Ophelos Decision Engine - a reinforcement learning algorithm that determines the most effective actions for each customer, enhancing results and minimising unwanted … LLM techniques - including fine-tuning, prompt engineering, and RAG - to build explainable, reliable AI products Collaborate closely with engineering, product, and operations teams to translate business problems into scalable data and AI solutions Work with a modern data stack and have the freedom to propose and adopt new tools and methodologies About you We don't expect perfection More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Data Scientist - Consumer Behaviour exciting scale up proposition

London, United Kingdom
Datatech Analytics
Senior Data Scientist - Consumer Behaviour - exciting scale up' proposition London office hybrid 3 days per week Salary negotiable dep on experience to £90,000 + stock options Job Reference J12960 Please note this client is unable to offer sponsorship so please ensure you have full UK working rights. Measure Protocol are looking for a smart, creative and … dynamic Senior Data Scientist to help shape and mould their approach and products to build the best-in-class consumer data company. At Measure Protocol, they believe in building a team of true owners. That's why they offer stock options to all employees as part of their compensation package, so you share in the value … a real opportunity to participate in the upside of something meaningful from the ground up . About Measure Measure is building the world's first ethical and transparent human data marketplace. The world we live in is awash in data: what we watch and wear, who we know, what we do, and how we live our lives. Unfortunately More ❯
Employment Type: Permanent
Salary: £90,000
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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 in … 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 with More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Data Scientist

London Area, United Kingdom
Harnham
Senior Data Scientist Hybrid - London 1 day per week Up to £80,000 About the Role We are working with a high-growth performance marketing and technology company who are looking for a new Senior 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 key clients, owning More ❯
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Senior Data Scientist

City of London, London, United Kingdom
Harnham
Senior Data Scientist Hybrid - London 1 day per week Up to £80,000 About the Role We are working with a high-growth performance marketing and technology company who are looking for a new Senior 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 key clients, owning More ❯
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Senior Data Scientist

london, south east england, united kingdom
Harnham
Senior Data Scientist Hybrid - London 1 day per week Up to £80,000 About the Role We are working with a high-growth performance marketing and technology company who are looking for a new Senior 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 key clients, owning More ❯
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Senior Data Scientist

London Area, United Kingdom
Harnham
Senior Data Scientist London – Remote Salary range - £70,000-£100,000 depending on experience level About the Role We are looking for a Senior Data Scientist to join a mission-driven team building data-driven solutions that improve outcomes in the healthcare sector. In this role, you’ll design, build, and deploy predictive … models that harness real-world behavioural data to drive impactful insights. This is a hands-on role ideal for someone who thrives in a collaborative, fast-paced environment and is excited by the challenge of applying data science at scale. You’ll work closely with cross-functional teams to operationalize models, support product development, and contribute to a … modern MLOps pipeline. What You’ll Do Develop and deploy predictive models using behavioural and real-world data Translate complex datasets into actionable insights that improve healthcare outcomes Contribute to the full ML lifecycle, from data wrangling and feature engineering to model deployment and monitoring Collaborate with engineering and product teams to ensure models are integrated into production More ❯
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Senior Data Scientist

City of London, London, United Kingdom
Harnham
Senior Data Scientist London – Remote Salary range - £70,000-£100,000 depending on experience level About the Role We are looking for a Senior Data Scientist to join a mission-driven team building data-driven solutions that improve outcomes in the healthcare sector. In this role, you’ll design, build, and deploy predictive … models that harness real-world behavioural data to drive impactful insights. This is a hands-on role ideal for someone who thrives in a collaborative, fast-paced environment and is excited by the challenge of applying data science at scale. You’ll work closely with cross-functional teams to operationalize models, support product development, and contribute to a … modern MLOps pipeline. What You’ll Do Develop and deploy predictive models using behavioural and real-world data Translate complex datasets into actionable insights that improve healthcare outcomes Contribute to the full ML lifecycle, from data wrangling and feature engineering to model deployment and monitoring Collaborate with engineering and product teams to ensure models are integrated into production More ❯
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Senior Data Scientist
London
10th Percentile
£46,500
25th Percentile
£64,375
Median
£85,000
75th Percentile
£92,500
90th Percentile
£97,500