1 to 25 of 120 Senior Data Scientist Jobs

Senior Data Scientist 📍 Central London - remote first, meet up twice a month 💰 £70,000-£80,000 + 10% bonus ⚒️ Python, Cloud, Independent Model Creation As the Senior Data Scientist , you will play a pivotal role in shaping how data-driven insights inform key commercial decisions across a dynamic and evolving business. You will … have full ownership over independent model ideation/creation, with the immediate focus being to help deliver pricing models (no prior experience needed), utilising guest data, and then will introduce the latest AI features/tools as well as other greenfield models/projects. You'll need experience creating a variety of models. The position offers flexibility, with the … team typically meeting in London twice a month . Applicants across the UK are welcome, provided they can travel to London for these collaborative sessions. The Role As the Senior Data Scientist, you will apply advanced data science techniques to enhance pricing strategies and forecasting accuracy. You will take ownership of developing, implementing and refining variable More ❯

Senior Data Scientist 📍 Central London - remote first, meet up twice a month 💰 £70,000-£80,000 + 10% bonus ⚒️ Python, Cloud, Independent Model Creation As the Senior Data Scientist , you will play a pivotal role in shaping how data-driven insights inform key commercial decisions across a dynamic and evolving business. You will … have full ownership over independent model ideation/creation, with the immediate focus being to help deliver pricing models (no prior experience needed), utilising guest data, and then will introduce the latest AI features/tools as well as other greenfield models/projects. You'll need experience creating a variety of models. The position offers flexibility, with the … team typically meeting in London twice a month . Applicants across the UK are welcome, provided they can travel to London for these collaborative sessions. The Role As the Senior Data Scientist, you will apply advanced data science techniques to enhance pricing strategies and forecasting accuracy. You will take ownership of developing, implementing and refining variable More ❯

Senior Data Scientist - Asset Risk Modelling London - Hybrid, 3 days in office£85,000 - £90,000 + Bonus + Great Pension + Private Healthcare + 28 days Holiday + Hybrid Working This is a brilliant opportunity for a Senior Data Scientist with strong experience in model risk management, pricing, and insurance to join a … forecasting key financial risks such as Residual Value, SMR, Insurance Lease Pricing, Economic Capital, and Customer Pricing. As part of their continued expansion, they are now seeking a talented Senior Data Scientist to join the Asset Risk Modelling Team and help shape the future of their modelling capabilities.In this role, you will take ownership of developing, maintaining … models that underpin critical business decisions. Working closely with the Modelling Manager and wider stakeholders, you'll ensure the robustness and transparency of all models, while continuously improving methodologies, data use, and analytical processes. You will also play a key role in delivering the model risk management framework across the Asset Risk function.The ideal candidate will be an experienced More ❯

Senior Data Scientist - Asset Risk Modelling London - Hybrid, 3 days in office £85,000 - £90,000 + Bonus + Great Pension + Private Healthcare + 28 days Holiday + Hybrid Working This is a brilliant opportunity for a Senior Data Scientist with strong experience in model risk management, pricing, and insurance to join a … forecasting key financial risks such as Residual Value, SMR, Insurance Lease Pricing, Economic Capital, and Customer Pricing. As part of their continued expansion, they are now seeking a talented Senior Data Scientist to join the Asset Risk Modelling Team and help shape the future of their modelling capabilities. In this role, you will take ownership of developing … models that underpin critical business decisions. Working closely with the Modelling Manager and wider stakeholders, you'll ensure the robustness and transparency of all models, while continuously improving methodologies, data use, and analytical processes. You will also play a key role in delivering the model risk management framework across the Asset Risk function. The ideal candidate will be an More ❯

Barcelona, Milan, Edinburgh and Madrid. With our focus on growth in the UK and Europe, now is the perfect time to join us on this high speed journey. Introducing Data Science & Analytics at Trainline Data Science & Analytics (DSA) is central to how we build products, delight our customers and grow our business. Our Data Scientists are embedded … alongside Data Analysts in cross functional teams which exist across product and marketing. Data Scientists have a high degree of autonomy and are empowered to drive the success of their teams, using all data and techniques at their disposal. As a Data Scientist, you will be involved in driving insights and strategy for the product … but your main focus will be a complete obsession with driving impact within the product team, drawing on whatever analytical and statistical techniques that will unlock the most benefits. Data Science and Analytics at Trainline exists within the wider data organisation as part of the tech org, and is complemented by data engineering teams, data platform More ❯

Senior Data Scientist - Computer Vision Salary: £70,000 - £100,000 Data Idols are working with a high-growth InsurTech to hire a Senior Data Scientist who will lead the design and delivery of computer vision data products. This is a rare zero-to-one build opportunity, where your expertise will directly shape … the company's future data capabilities and have a measurable impact on business performance. About the Role We are seeking a Senior Data Scientist with strong expertise in computer vision to design and deploy models that solve complex, real-world image challenges. This is a hands-on role where you'll experiment, build, and scale machine … Responsibilities Develop and deploy computer vision models, with a focus on image classification and quality scoring Apply machine learning techniques such as supervised learning and anomaly detection to visual data problems Work with large-scale, complex image datasets to create production-ready solutions Collaborate cross-functionally to ensure models are effectively integrated and deliver measurable impact Key Skills & Experience More ❯

Senior Data Scientist Data Idols are proud to be working with an iconic UK brand to assist them in building out their data team as they undertake a data-driven journey that will transform the business. The Opportunity This opportunity for a Senior Data Scientist will focus on setting technical standards … and leadership. You will work on a variety of projects focused on delivering high quality data science to predict, measure and interpret business trends and commercial impact. Within this role, they are looking for someone who is able to coach and support junior members of the team and help contribute to their development. Skills and Experience SQL Python Experience … maintaining models Strong stakeholder management Ability to mentor other members of the team What's in it for you? £85K - £95K Bonus Please send your CV for more information. Senior Data Scientist More ❯

Senior Data Scientist (Contract) – Applied ML | AI | Optimisation Remote | UK/EU Time Zones | B2B/Outside IR35 *One-stage Interviews are taking place next week We’re hiring a Senior Data Scientist for a long-term contract with a scaling digital platform that’s investing heavily in its data and AI capability. … across multiple products Developing new models focused on pricing optimisation, lead forecasting, and customer behaviour Contributing to new AI-driven initiatives, including text and sentiment analysis Collaborating closely with Data Engineering and BI to deliver robust, end-to-end ML pipelines and model monitoring Tech Environment: Python (pandas, scikit-learn, modern ML frameworks) SQL for analysis and model input … preparation Cloud environment (AWS/GCP/Azure) Exposure to NLP, MLOps, or CI/CD pipelines is a plus What We’re Looking For: Experienced Senior Data Scientist with a proven applied ML background Confident in owning end-to-end model development and optimisation Naturally collaborative, but comfortable working independently when needed Curious, pragmatic, and focused More ❯

Senior Data Scientist Paying up to £85,000 + bonus Hybrid in London AI/ML-Driven PropTech I am currently working with start/scale up within the PropTech sector looking to hire a Data Scientist to work on high-impact predictive modelling projects in a fast-growing company. This role offers the opportunity … to work end-to-end on ML models, helping to revolutionise the property industry by leveraging data-driven insights. As a Data Scientist, you’ll be building and optimising predictive models to understand trends in the property market, such as likelihood of sale and customer retention. You’ll work closely with Data Engineers and Product teams … Be Doing: Developing predictive models to forecast property trends and customer behavior. Leveraging MLOps best practices to ensure efficient model deployment and monitoring. Working end-to-end across the data pipeline – from data extraction to model evaluation. Collaborating with cross-functional teams to turn insights into actionable business decisions. Tech Stack & requirements: Python | SQL | Snowflake | DBT | Tableau | Dataiku More ❯

Senior Data Scientist Paying up to £85,000 + bonus Hybrid in London AI/ML-Driven PropTech I am currently working with start/scale up within the PropTech sector looking to hire a Data Scientist to work on high-impact predictive modelling projects in a fast-growing company. This role offers the opportunity … to work end-to-end on ML models, helping to revolutionise the property industry by leveraging data-driven insights. As a Data Scientist, you’ll be building and optimising predictive models to understand trends in the property market, such as likelihood of sale and customer retention. You’ll work closely with Data Engineers and Product teams … Be Doing: Developing predictive models to forecast property trends and customer behavior. Leveraging MLOps best practices to ensure efficient model deployment and monitoring. Working end-to-end across the data pipeline – from data extraction to model evaluation. Collaborating with cross-functional teams to turn insights into actionable business decisions. Tech Stack & requirements: Python | SQL | Snowflake | DBT | Tableau | Dataiku More ❯

We are working with Fyxer AI, the UK's fastest-growing tech company in the UK, to hire a Senior Data Scientist. Fyxer are building the Cursor for email. Since launching in May 2024, they have gone from $0 to $20m in ARR and raised a $30m Series B from top investors. Hiring small numbers of exceptional people … Fyxer’s next vital hire is a Senior Data Scientist who will take on ownership of key predictive modelling. Job Description As Fyxer’s Senior Data Scientist, you will not only own the company’s data science and analytics capabilities - you’ll set the roadmap for high-impact business areas like marketing and … retention, implement scalable solutions, and ensure stakeholders use data to make confident commercial decisions. You’ll join a team of 2 Analytics Engineers and a Data Engineer, and will collaborate with the wider engineering team composed of Growth Engineering, Product Engineering, and Product Reliability Engineering. One example of an immediate priority for the Senior Data Scientist More ❯

We are working with Fyxer AI, the UK's fastest-growing tech company in the UK, to hire a Senior Data Scientist. Fyxer are building the Cursor for email. Since launching in May 2024, they have gone from $0 to $20m in ARR and raised a $30m Series B from top investors. Hiring small numbers of exceptional people … Fyxer’s next vital hire is a Senior Data Scientist who will take on ownership of key predictive modelling. Job Description As Fyxer’s Senior Data Scientist, you will not only own the company’s data science and analytics capabilities - you’ll set the roadmap for high-impact business areas like marketing and … retention, implement scalable solutions, and ensure stakeholders use data to make confident commercial decisions. You’ll join a team of 2 Analytics Engineers and a Data Engineer, and will collaborate with the wider engineering team composed of Growth Engineering, Product Engineering, and Product Reliability Engineering. One example of an immediate priority for the Senior Data Scientist More ❯

Lead Data Scientist – Azure Data Stack – Very Attractive Base + Bonus – Manchester City Centre A rapidly growing software house in the heart of Manchester is seeking a Senior Data Scientist to spearhead innovation within their Data & Analytics function. If you're a seasoned data science professional looking for a role where you … can have significant impact, mentor a developing team, and contribute to cutting-edge analytics solutions, this could be the perfect opportunity. Role Overview As a Senior Data Scientist, you'll be a pivotal member of a cross-functional team, leading the enhancement and development of state-of-the-art features for the platform. You'll be responsible … for guiding the entire modelling lifecycle, from data preparation and analysis to the development of robust machine learning models and the creation of impactful, actionable visualisations. You'll also have the opportunity to shape the team's technical direction and mentor junior colleagues. Key Responsibilities Architecting and overseeing data preparation, cleansing, and structuring processes for advanced model development. More ❯

Principal Data Scientist- Dublin/Letterkenny Optum is a global organisation that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will … in their work. We'll provide the investment, support, and resources to advance your career. You'll provide the talent, ambition, and drive. About the role As a Principal Data Scientist within our Network Pricing team, you'll help with setting effective drug pricing within our provider networks to meet client and pharmacy contract guarantees through financial and … to split their monthly work hours between our Dublin or Letterkenny offices and telecommuting from a home-based office in a hybrid work model. Primary Responsibilities of a Principal Data Scientist Ideate and conceptualize innovative solutions, critically analyze challenges, test hypotheses, and provide data-driven insights to inform key business decisions Undertake complex pricing analyses and develop More ❯

We're looking for three talented Principal Data Scientists to join our supportive and forward-thinking Commercial Data team. Each role offers a unique opportunity to make a real impact and shape how we use data to create meaningful change across the business. You'll join a team that values openness, curiosity, and innovation, where your voice … is heard and your contributions make a difference. Here, you can grow, mentor others, explore new ideas and help us deliver smarter, more impactful solutions across the business. Principal Data Scientist Pricing - We're looking for someone who's eager to make a genuine difference, helping shape how we approach pricing in a rapidly evolving energy industry. You … ll work closely with our Pricing team, combining your technical strengths with a collaborative, people-first mindset to deliver insights that drive smarter, fairer and more sustainable decisions. Principal Data Scientist AI & Flex - This role will focus on supporting AI and Data Science within our Flex space one of the most exciting and strategically important areas of More ❯

Overview The Senior Data Scientist is responsible for developing and implementing advanced data science models, machine learning algorithms, and predictive analytics solutions to drive business insights, product innovation, and operational efficiencies at IMS. This role plays a critical part in enhancing telematics, mobility, and insurance technology solutions through data-driven decision-making, statistical analysis, and … AI-driven automation. The Senior Data Scientist works closely with Product Managers, Software Engineers and other Data Scientists to ensure scalable, production-ready models that provide value to customers, insurers, and mobility partners. This position requires strong analytical skills, hands-on technical expertise, and a strategic mindset to solve complex problems using data science. This … engineering, model performance, and real-time inference pipelines for large-scale datasets. Work on supervised, unsupervised, and reinforcement learning models to enhance decision-making. Leverage telematics, mobility, and insurance data to generate actionable insights and product improvements. Statistical Analysis and Data Modelling Conduct exploratory data analysis (EDA) to uncover trends, anomalies, and business opportunities. Ensure robustness and More ❯

Principal Data Scientist - Network & PI Analytics- Dublin, Letterkenny UnitedHealth Group is a health care and well-being company that's dedicated to improving the health outcomes of millions around the world. We are comprised of two distinct and complementary businesses, UnitedHealthcare and Optum, working to build a better health system for all. Here, your contributions matter as they … we're expanding our team in Ireland. We offer the investment, support, and resources to grow your career, while you bring the talent, ambition, and drive. As a Principal Data Scientist on the UnitedHealthcare Network & Payment Integrity Analytics team , you'll play a key role in applying advanced analytics to lower the cost of healthcare for our members. … You'll lead high-impact projects, collaborate with senior stakeholders, and help drive innovation across provider networks and claims data platforms. Primary Responsibilities of the Principal Data Scientist - Network & PI Analytics: Code daily to build and deploy impactful data science solutions, taking full ownership of projects, delivering measurable improvements in healthcare cost, quality, and access. More ❯

Senior Data Scientist – Personalisation London – Hybrid Up to £65,000 About the Role We’re working with a growing fintech organisation that’s redefining how people save and invest. Their mission is to make financial wellbeing simple, transparent, and accessible - helping customers feel confident about their money through technology, insight, and great user experience. As a Senior Data Scientist, you’ll focus on customer analytics and applied data science - using data to understand behaviour, identify opportunities, and guide strategic decisions across marketing, product, and personalising customer experience. Key Responsibilities Translate business challenges into analytical questions and deliver data-led insights that drive customer growth and retention. Analyse customer behaviour, lifecycle patterns … and engagement to uncover opportunities for product and marketing optimisation. Develop and maintain advanced analytical models to forecast customer outcomes and measure impact. Present clear, data-driven recommendations to senior stakeholders, influencing strategy and decision-making. Work closely with Data Engineering and BI teams to ensure data quality, accessibility, and scalability across the organisation. What We More ❯

Senior Data Scientist – Personalisation London – Hybrid Up to £65,000 About the Role We’re working with a growing fintech organisation that’s redefining how people save and invest. Their mission is to make financial wellbeing simple, transparent, and accessible - helping customers feel confident about their money through technology, insight, and great user experience. As a Senior Data Scientist, you’ll focus on customer analytics and applied data science - using data to understand behaviour, identify opportunities, and guide strategic decisions across marketing, product, and personalising customer experience. Key Responsibilities Translate business challenges into analytical questions and deliver data-led insights that drive customer growth and retention. Analyse customer behaviour, lifecycle patterns … and engagement to uncover opportunities for product and marketing optimisation. Develop and maintain advanced analytical models to forecast customer outcomes and measure impact. Present clear, data-driven recommendations to senior stakeholders, influencing strategy and decision-making. Work closely with Data Engineering and BI teams to ensure data quality, accessibility, and scalability across the organisation. What We 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 ❯

learning algorithms. Lead the selection, validation, and optimization of models to discover meaningful patterns and insights, ensuring models remain relevant, reliable, and scalable. Drive continuous integration and deployment of data science solutions, optimizing performance through advanced machine learning techniques, code reviews, and best practices. 'Develop and deliver sophisticated visualizations, dashboards, and reports translate complex data into clear, actionable … insights for business stakeholders. Present technical solutions to business stakeholders, using creative methods to explain complex concepts, increase understanding, and encourage solution adoption. Mentor and develop junior data scientists, fostering a culture of continuous learning, knowledge sharing, and skills development within the organization. Write clean, high-quality code, ensuring all outputs pass quality assurance checks, and contribute to the … development of novel solutions to solve complex business problems. Stay informed on industry trends, emerging tools, and techniques, applying them to improve data science practices and encourage innovation within the team. Lead strategy development for one or more data products, managing roadmaps, identifying requirements, and collaborating with business stakeholders to ensure alignment with business goals. Sr. Data More ❯

learning algorithms. Lead the selection, validation, and optimization of models to discover meaningful patterns and insights, ensuring models remain relevant, reliable, and scalable. Drive continuous integration and deployment of data science solutions, optimizing performance through advanced machine learning techniques, code reviews, and best practices. 'Develop and deliver sophisticated visualizations, dashboards, and reports translate complex data into clear, actionable … insights for business stakeholders. Present technical solutions to business stakeholders, using creative methods to explain complex concepts, increase understanding, and encourage solution adoption. Mentor and develop junior data scientists, fostering a culture of continuous learning, knowledge sharing, and skills development within the organization. Write clean, high-quality code, ensuring all outputs pass quality assurance checks, and contribute to the … development of novel solutions to solve complex business problems. Stay informed on industry trends, emerging tools, and techniques, applying them to improve data science practices and encourage innovation within the team. Lead strategy development for one or more data products, managing roadmaps, identifying requirements, and collaborating with business stakeholders to ensure alignment with business goals. Sr. Data More ❯

Senior Data Scientist (SC Cleared) Location: Gloucester or Bournemouth Clearance: Must hold Active SC clearance or be eligible for SC Clearance A leading digital consultancy is looking for a Senior Data Scientist to lead and deliver cutting-edge AI/ML solutions for clients across UK defence and public sector. This is a hands … on, strategic position for someone who thrives at the intersection of data science, client delivery, and software product design. What You'll Be Doing Lead technical project delivery and shape data science strategy across multiple client engagements Define and implement bespoke machine learning algorithms to solve real-world defence problems Guide technical scoping and planning, working closely with … stakeholders to ensure feasibility and impact Mentor and support other data scientists across project teams Contribute to the wider data science community via open-source projects, public speaking, or technical training Collaborate with software engineers, product teams, and designers to inform secure, deployable AI solutions Key Skills & Experience Required Senior-level experience in data science or More ❯

Senior Data Scientist – Biomedical AI 📍 London (Hybrid, 4 days onsite) I’m working with a fast-growing company at the cutting edge of AI-driven biomedical research. They’re hiring a Senior Data Scientist with strong biological or biomedical expertise to design and deliver next-generation machine learning solutions for life sciences. You’ll … apply advanced ML to complex datasets - genomics, proteomics, imaging, clinical data, accelerating work in drug discovery, biomarker development, and health data analysis. What You’ll Do Build and deploy ML models across diverse biomedical datasets Collaborate with biologists, clinicians, and engineers to turn scientific questions into AI solutions Develop robust data pipelines and reproducible research workflows Support … strategic data science initiatives and mentor junior colleagues Communicate findings across teams and represent the company externally What They’re Looking For Strong academic background in Bioinformatics, Computational Biology, Data Science, or related field (advanced degree preferred) Hands-on experience applying ML to biological or biomedical data Proficient in Python and modern ML frameworks Solid understanding of More ❯

Senior Data Scientist – Biomedical AI 📍 London (Hybrid, 4 days onsite) I’m working with a fast-growing company at the cutting edge of AI-driven biomedical research. They’re hiring a Senior Data Scientist with strong biological or biomedical expertise to design and deliver next-generation machine learning solutions for life sciences. You’ll … apply advanced ML to complex datasets - genomics, proteomics, imaging, clinical data, accelerating work in drug discovery, biomarker development, and health data analysis. What You’ll Do Build and deploy ML models across diverse biomedical datasets Collaborate with biologists, clinicians, and engineers to turn scientific questions into AI solutions Develop robust data pipelines and reproducible research workflows Support … strategic data science initiatives and mentor junior colleagues Communicate findings across teams and represent the company externally What They’re Looking For Strong academic background in Bioinformatics, Computational Biology, Data Science, or related field (advanced degree preferred) Hands-on experience applying ML to biological or biomedical data Proficient in Python and modern ML frameworks Solid understanding of More ❯