1 to 25 of 185 Senior Data Scientist Jobs in London

The Chief Data Officer Group (CDO), consists of a large community of data scientists, government analysts (GSG, GORS, GES, GSR), intelligence analysts, mathematical modellers, epidemiologists, information specialists, and data engineers. This is a unique opportunity to help provide crucial information and insight to support the management of high-profile health incidents alongside ongoing surveillance activities. UKHSA has … a strong data science community with learning opportunities, community groups and hackathon events. We predominantly code in Python and R and utilise AWS and Azure based cloud environments. The teams use Agile ways of working including software such as Confluence and Jira to manage delivery. Our Enterprise Data and Analytics Platform (EDAP) is enriched with curated, consistent, and … high-quality data from existing platforms as well as providing access to a range of analytical tooling. Main duties of the job We currently have openings in the following teams: Health Analytics and Automation - Leading on the delivery of key products to support incident response and the routine surveillance of health conditions and infectious diseases. Work across directorates and More ❯

Job summary The Chief Data Officer Group (CDO), consists of a large community of data scientists, government analysts (GSG, GORS, GES, GSR), intelligence analysts, mathematical modellers, epidemiologists, information specialists, and data engineers. This is a unique opportunity to help provide crucial information and insight to support the management of high-profile health incidents alongside ongoing surveillance activities. … UKHSA has a strong data science community with learning opportunities, community groups and hackathon events. We predominantly code in Python and R and utilise AWS and Azure based cloud environments. The teams use Agile ways of working including software such as Confluence and Jira to manage delivery. Our Enterprise Data and Analytics Platform (EDAP) is enriched with curated … consistent, and high-quality data from existing platforms as well as providing access to a range of analytical tooling. Main duties of the job We currently have openings in the following teams: Health Analytics and Automation - Leading on the delivery of key products to support incident response and the routine surveillance of health conditions and infectious diseases. Work across More ❯

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. We work in a hybrid way at More ❯

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 ❯

Senior Data Scientist (Python, SQL, Chatgpt, SNOWFLAKE – London) Daily Rate: £500 per day Temp to Perm role – contract is 2-3 months Perm Salary: £65,000 - £75,000 per annum Role Responsibility Our Senior Data Scientist will be fully accountable for the following areas; Advanced Analytics & Modelling: Design, develop, and implement advanced machine learning … algorithms and statistical models to solve complex business problems. Drive the exploration and adoption of cutting-edge data science techniques and technologies. Insights and Reporting: Extract actionable insights from large, complex datasets to guide business decision-making. Collaboration with Stakeholders: Working closely with business stakeholders and technical colleagues to understand data science requirements and integrate data science … solutions into existing workflows & applications. Communicating effectively with both technical and non-technical counterparts. From start to finish of every project. Data Strategy and Model Governance: Collaborate with cross-functional teams to execute the company's data strategy. Ensure models are fair, explainable and in compliance with relevant regulations and policies. Project Management – Manage and deliver projects on More ❯

Senior Data Scientist (Python, SQL, Chatgpt, SNOWFLAKE – London) Daily Rate: £500 per day Temp to Perm role – contract is 2-3 months Perm Salary: £65,000 - £75,000 per annum Role Responsibility Our Senior Data Scientist will be fully accountable for the following areas; Advanced Analytics & Modelling: Design, develop, and implement advanced machine learning … algorithms and statistical models to solve complex business problems. Drive the exploration and adoption of cutting-edge data science techniques and technologies. Insights and Reporting: Extract actionable insights from large, complex datasets to guide business decision-making. Collaboration with Stakeholders: Working closely with business stakeholders and technical colleagues to understand data science requirements and integrate data science … solutions into existing workflows & applications. Communicating effectively with both technical and non-technical counterparts. From start to finish of every project. Data Strategy and Model Governance: Collaborate with cross-functional teams to execute the company's data strategy. Ensure models are fair, explainable and in compliance with relevant regulations and policies. Project Management – Manage and deliver projects on More ❯

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 ❯

Job Summary: Title: Lead Data Scientist Location: UK - London (Remote) Division: Marketplace Contract Terms: Full Time Permanent THE TEAM You will be joining a new Data Engineering and Data Science team to help get the most value out of our real-time data streams with a focus on ensuring genuine fans have the best opportunity … to buy tickets. THE JOB We are seeking a highly skilled Lead Data Scientist to join our team and play a critical hands on role in developing our data infrastructure and end-to-end deployment of machine learning insights. The ideal candidate will have a deep understanding of data science platforms and tools, as well as … experience designing and implementing machine learning pipelines. WHAT YOU WILL BE DOING Design, implement, and maintain machine learning pipelines in Databricks and AWS that enable real-time data-driven decision-making Work closely with the Director of Data Science and cross-functional teams to identify data requirements, define data and ML models, and develop scalable solutions More ❯

Senior Data Scientist – London Portas Consulting is the leading management consulting firm dedicated to sport. We believe in the power of sport and physical activity to transform lives, communities and nations. We provide inspirational leadership to power this transformation, having fun and showing the passion for doing what we love. We are expanding our Data & AI … team and are looking for a Senior Data Scientist to join the team. You will lead analytical workstreams on client projects, help productionise workflows and mentor more junior members of the team. As part of a fast-growing area, you will get the opportunity to play a central role in developing new IP and shaping the frameworks … performance, commercial and operations. We are looking for someone proactive, excited by the opportunity of working in a growing team, and who loves sport. What you’ll do: Lead data science workstreams on client projects, managing analysts and collaborating with consultants. Develop and deploy statistical models and core IP. Build reusable tools to streamline analysis and visualisation. Communicate insights More ❯

Senior Data Scientist – London Portas Consulting is the leading management consulting firm dedicated to sport. We believe in the power of sport and physical activity to transform lives, communities and nations. We provide inspirational leadership to power this transformation, having fun and showing the passion for doing what we love. We are expanding our Data & AI … team and are looking for a Senior Data Scientist to join the team. You will lead analytical workstreams on client projects, help productionise workflows and mentor more junior members of the team. As part of a fast-growing area, you will get the opportunity to play a central role in developing new IP and shaping the frameworks … performance, commercial and operations. We are looking for someone proactive, excited by the opportunity of working in a growing team, and who loves sport. What you’ll do: Lead data science workstreams on client projects, managing analysts and collaborating with consultants. Develop and deploy statistical models and core IP. Build reusable tools to streamline analysis and visualisation. Communicate insights More ❯

Senior Data Scientist, Creative Optimization Who we are: Choreograph is WPP's global data products and technology company. We're on a mission to transform marketing by building the fastest, most connected data platform that bridges marketing strategy to scaled activation. We work with agencies and clients to transform the value of data by … bringing together technology, data and analytics capabilities. We deliver this through the Open Media Studio, an AI-enabled media and data platform for the next era of advertising. We're endlessly curious. Our team of thinkers, builders, creators and problem solvers are over 1 ,000 strong, across 20 markets around the world. About the Creative Optimisation product: The … tens of millions of ads and t erabytes' worth of media , everyday in real-time, across the globe . About this role: We are on the lookout for a Senior Data Scientist to join our team to co- develop a step-change feature: Algorithmic Content Opitmization (ACO) . Our vision is to leaverage data signals to More ❯

We are looking for a Senior Data Scientist who enjoys seeing their work used as part of 'real-life' solutions. Not only will your work directly contribute to our client deliverables, but you will have the opportunity to see the process through from solution design to deployment, working in close collaboration with our wider team of Data Engineers and Data Analysts. In short, you'll form an integral part of our close-knit team and will have the opportunity to directly contribute to the continued success of the business. We're looking for someone with a cooperative, can-do attitude who can build high-quality data science solutions. If this sounds like you, we … can't wait to hear from you! KEY RESPONSIBILITIES: Actively contribute to the design, development, testing, and evaluation of data science solutions Train and deploy state-of-the-art machine learning and reinforcement learning models Build AI systems using Large Language Models Build processes for extracting, cleaning and transforming data (SQL/Python) Ad-hoc data mining More ❯

Job Description We are looking to hire our next Lead Data Scientist to drive actionable insights and shape our commercial strategy with applied data science. In this pivotal role, you will own end-to-end projects, manage competing priorities, and deliver high-impact solutions that enable faster and better decisions through clear storylines and robust analytics. You … be based in Billund, Denmark or London, United Kingdom. Please note there is no relocation support for this position. Come join us! Core Responsibilities Drive end-to-end applied data science projects - from framing business problems and building models to delivering actionable insights that shape strategic decisions. Uncover commercial opportunities and risks by applying expert-level machine learning, statistical … modelling, and advanced data wrangling techniques. Craft compelling data visualisations and performance narratives that influence senior stakeholders and accelerate data-driven decision-making across global markets. Own and elevate key business processes, delivering a clear, consistent, and relevant narrative on business performance throughout the year through impactful post-event analyses and global performance reviews. Collaborate with More ❯

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 ❯

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 ❯

We are looking for a Senior Data Scientist whoenjoys seeing their work used as part of 'real-life' solutions. Not only will your work directly contribute to our client deliverables, but you will have the opportunity to see the process through from solution design to deployment, working in close collaboration with our wider team of Data Engineers and Data Analysts. In short, you'll form an integral part of our close-knit team and will have the opportunity to directly contribute to the continued success of the business. We're looking for someone with a co-operative, can-do attitude who can build high-quality data science solutions. If this sounds like you … we can't wait to hear from you! KEY RESPONSIBILITIES: Actively contribute to the design, development, testing, and evaluation of data science solutions Train and deploy state-of-the-art machine learning and reinforcement learning models Build AI systems using Large Language Models Build processes for extracting, cleaning and transforming data (SQL/Python) Ad-hoc data More ❯

Job Description We want to expand our Data Science function further within our well-established strong data-driven Centralised Analytical department. Our Data Science mission is to build machine models in the production environment relative to Marketing, Customer Insights, and Safer Gambling and establish a strong culture of data-driven decision-making in our organisation's … strategy. We are looking for a well-established Data Scientist at all levels who wants new challenges. As a Senior Data Scientist, you will work using data engineering, statistical, and ML/AI approaches to uncover data patterns and build models. We use Microsoft tech stack, including Azure Databricks (Pyspark, python), and we … are expanding our data science capabilities. To be successful in the role, you will need to have extensive experience in data science projects and have built the professional skill to understand when an approach to a project is not working, to pause and change approach. The Data Science department is currently a smaller team, with an ambition More ❯

to complex client problems. With your expertise in advanced mathematics, statistics, and/or machine learning, you will help build and shape McKinsey's scientific AI offering. As a Senior Data Scientist, you will play a pivotal role in the creation/dissemination of cutting-edge knowledge and proprietary assets. You will work in a multi-disciplinary … team and build the firm's reputation in your area of expertise. You will ensure statistical validity and outputs of analytics, AI/ML models and translate results for senior stakeholders. You will write optimized code to advance our Data Science Toolbox and codify analytical methodologies for future deployment. You will be working in our London office in … will work with cutting edge AI teams on research and development topics across our life sciences, global energy and materials (GEM), and advanced industries (AI) practices, serving as a Senior Data Scientist in a technology development and delivery capacity. You will be on McKinsey's global scientific AI team helping to answer industry questions related to how More ❯

At Insurwave, we are looking for remarkable people who thrive on making an exceptional contribution. We now have an exciting opportunity for a Senior Data Scientist to play a key role in our Data and AI team. If making a difference gets you out of bed in the morning, then this could be the perfect opportunity … and the start of something incredible! What will you be doing? As a Senior Data Scientist, you will be a technical expert in a multidisciplinary team developing advanced AI and analytics solutions for the Insurwave platform. You’ll take full ownership of complex machine learning initiatives, from problem framing and algorithm selection to scalable deployment and monitoring. … processing, risk modelling, and asset behaviour analytics Conduct advanced experimentation and model development, applying deep learning, LLMs, or probabilistic methods as appropriate Build high-performance, production-grade pipelines for data ingestion, feature engineering, model training, and real-time inference Develop and maintain robust APIs and infrastructure for scalable model deployment, monitoring, and versioning Apply rigorous model evaluation, performance tuning More ❯

At Insurwave, we are looking for remarkable people who thrive on making an exceptional contribution. We now have an exciting opportunity for a Senior Data Scientist to play a key role in our Data and AI team. If making a difference gets you out of bed in the morning, then this could be the perfect opportunity … and the start of something incredible! What will you be doing? As a Senior Data Scientist, you will be a technical expert in a multidisciplinary team developing advanced AI and analytics solutions for the Insurwave platform. You’ll take full ownership of complex machine learning initiatives, from problem framing and algorithm selection to scalable deployment and monitoring. … processing, risk modelling, and asset behaviour analytics Conduct advanced experimentation and model development, applying deep learning, LLMs, or probabilistic methods as appropriate Build high-performance, production-grade pipelines for data ingestion, feature engineering, model training, and real-time inference Develop and maintain robust APIs and infrastructure for scalable model deployment, monitoring, and versioning Apply rigorous model evaluation, performance tuning More ❯

best platform, people, and partners together to create limitless opportunities for growth. For more information, visit wppmedia.com About Choreograph: A Leading WPP Media Brand Choreograph is WPP’s global data products and technology company. We’re on a mission to transform marketing by building the fastest, most connected data platform that bridges marketing strategy to scaled activation. We … work with agencies and clients to transform the value of data by bringing together technology, data and analytics capabilities. We deliver this through the Open Media Studio, an AI-enabled media and data platform for the next era of advertising. We’re endlessly curious. Our team of thinkers, builders, creators and problem solvers are over … time. These algorithms enable the platform to make budget and targeting adjustments that improve campaign performance, everyday, for everyone of our clients across the globe. Our ambition as a Data Science team is to further extend such competitive advantage by innovating our algorithms and expanding into more digital advertising platforms. We are on the lookout for a Senior More ❯

About the Role: Grade Level (for internal use): 10 The Team: The Capital IQ Solutions Data Science team supports the S&P Capital IQ Pro platform with innovative Data Science and Machine Learning solutions, utilizing the most advanced NLP Generative AI models. This role presents a unique opportunity for hands-on ML/NLP/Gen AI/… and LLMs to drive business value for multiple stakeholders while conducting cutting-edge applied research in LLMs, Gen AI, and related areas. Responsibilities and Impact: Develop models, algorithms and data pipelines that leverage wealth of S&P Global data (structured and unstructured) to provide actionable insights to clients. Lead data science product development start to end from … explore and identify the latest relevant techniques. Identify opportunities for innovation across the Market Intelligence division. Provide subject matter expertise to internal stakeholders, advice and guide on model and data suitability. What We're Looking For: 3+ years of professional experience in Advanced Analytics/Data Science/Machine Learning/Quant, including in the Financial Services sector. More ❯

We are looking for an agile Lead Data Scientist who can contribute to all stages of our data science client projects. This means that as well as developing cutting-edge machine learning solutions, we are looking for someone who can also design data science solutions from scratch and present their team's work in an engaging … only will your work directly contribute to our client deliverables, but you will have the opportunity to experiment with a range of cutting-edge techniques and deliver full-stack data science projects across a range of industries and geographies. If this sounds like you, we can't wait to hear from you! KEY RESPONSIBILITIES: Lead the design, development, testing … and evaluation of data science solutions for the successful delivery of multiple client projects Build strong client relationships and lead project centred client interactions Oversee the delivery of high-quality code and successful project outcomes Train and deploy state-of-the-art machine learning and reinforcement learning models Build AI systems using Large Language Models Build processes for extracting More ❯

Senior Data Scientist Location: Hybrid – 3 days/week in London (Victoria) Salary: ~£110k (flexible depending on experience) can go higher or lower Clearance: Not required upfront but must be clearable Team: Reporting to the Software Team Lead, acts as de facto #2 in a growing data science team Key Responsibilities Design and build cloud-based … data analytics tools , not just consume them Work on large-scale geospatial datasets and complex structured/unstructured data Apply Machine Learning and AI techniques creatively to intelligence and analysis problems Collaborate across disciplines: work closely with engineers, intelligence analysts, and non-technical stakeholders Take ownership of delivery aspects alongside the software engineering lead Provide technical mentorship to … a junior but eager data science team Tech & Skills Requirements Python (strong requirement) SQL and/or Tableau for analytics and data visualisation Strong grasp of software development principles and how analytics tools integrate with backend systems Broad data science experience, ideally including big data and geospatial analysis Creativity and lateral thinking in model design and More ❯

Senior Data Scientist Location: Hybrid – 3 days/week in London (Victoria) Salary: ~£110k (flexible depending on experience) can go higher or lower Clearance: Not required upfront but must be clearable Team: Reporting to the Software Team Lead, acts as de facto #2 in a growing data science team Key Responsibilities Design and build cloud-based … data analytics tools , not just consume them Work on large-scale geospatial datasets and complex structured/unstructured data Apply Machine Learning and AI techniques creatively to intelligence and analysis problems Collaborate across disciplines: work closely with engineers, intelligence analysts, and non-technical stakeholders Take ownership of delivery aspects alongside the software engineering lead Provide technical mentorship to … a junior but eager data science team Tech & Skills Requirements Python (strong requirement) SQL and/or Tableau for analytics and data visualisation Strong grasp of software development principles and how analytics tools integrate with backend systems Broad data science experience, ideally including big data and geospatial analysis Creativity and lateral thinking in model design and More ❯