1 to 25 of 32 Permanent Senior Data Scientist Jobs in London

Senior Data Scientist Salary: £85,000 - £95,000 + Equity Location: Central London (Hybrid - 2-3 days per week in office) We are currently looking for a Senior Data Scientist to join a fast-paced, early-stage AI startup building cutting-edge technology … mobile app space. Reporting directly to the co-founders, this Lead Data Scientist will play a critical role in shaping the company's core product and driving real commercial impact from day one. As a Senior Data Scientist, you'll be working at the heart ...

Senior Data Scientist (Fraud) London/WFH to £70k Are you a Data Scientist with Fraud Detection experience? You could be progressing your career in as a Senior Data Scientist as part of a friendly and supportive international team at a growing … hugely successful European car insurance tech company as they expand their UK presence. As a Senior Data Scientist within the Anti Fraud Team you'll design and improve fraud detection systems that prioritise high risk claims, optimising the trade-off between detection accuracy and operational efficiency. Developing ...

Senior Data Scientist – Core Products About the business: At Cirium, our goal is to keep the world connected. We are the industry leader in aviation analytics; helping our customers understand the past, present, and predicting what will happen tomorrow. Our mission is to transform the aviation industry … more accelerate their own digital transformation. You can learn more about Cirium at the link below. https://www.cirium.com/About the Team: Data Science Core is a key pillar of the Data Organisation. By leveraging the latest advancements in AI and ML, the team paves ...

Senior Data Scientist (Fraud) London/WFH to £70k Are you a Data Scientist with Fraud Detection experience? You could be progressing your career in as a Senior Data Scientist as part of a friendly and supportive international team at a growing ...

Senior Data Scientist 🚀 Series A Tech Start-Up 🚀 💸£90k - £122k plus equity & benefits 📍London, Hybrid ✅Innovative, collaborative culture, business driven by AI ✅Inspiring leader, passionate about this disruptive proposition with strong green impact ✅Chance to own shares in a scaling organisation, drive towards exit and IPO Omnis … transforming e-commerce through AI-driven solutions. With significant funding and ambitious expansion plans, they are now hiring exceptional talent to build out their Data Science team. Founded by industry experts, this fast-scaling London-based company leverages machine learning software for e-commerce, reducing costs and enhancing efficiency. ...

Senior Data Scientist London, hybrid, one day a week on site.£60,000 to £75,000 plus £5,000 cash allowance This is an exciting opportunity to join a high-performing data science function that is known in the market for its innovation, scale, and technical … depth. You will be part of a specialist team building novel pricing models, exploring alternative data sources, and shaping the next generation of machine learning capability within a growing challenger product area. The Company They are a major UK digital insurer with a strong reputation for data-driven ...

models across credit, insurance, pricing, and more. Leading model development from the ground up to drive business impact. A great next step for a data scientist who thrives in the modelling space. We’re looking for a Senior Data Scientist with a passion for building … risk models. If you’re the kind of data scientist who doesn’t just tweak existing models but creates them from scratch, this is your chance to make a real impact! What you’ll be doing This role is all about risk (we can’t stress that enough ...

Senior Data Scientist London £70,000 to £90,000 plus benefits This is an exciting opportunity to join a high-growth tech business where data science sits at the heart of product innovation. You will shape new AI-driven capabilities, work with cutting-edge machine learning … learning, and real-time behavioural data. Their platform processes billions of events daily and solves technically challenging problems in a rapidly evolving domain. With data science embedded into their core product, this team plays a critical role in defining the next generation of their offering. The Role Lead ...

Senior Data Scientist London (Hybrid, London) £100,000 to £120,000 + equity This is a rare opportunity to join a fast-growing AI assurance business at a pivotal stage of its growth. You will play a critical role in shaping how high-stakes AI systems … traction and a predominantly US-based customer base, they are scaling quickly while maintaining a high bar for analytical quality. The Role As a Senior Data Scientist, you will take ownership of the analytical methodologies that underpin the evaluation of AI systems. This role is research ...

Title Senior Data Scientist - CRM Location London – hybrid working (2/3 days in City offices) Salary To c£75,000 negotiable DoE Job Reference J13015 POSITION OVERVIEW We are super excited to be partnering with one of the largest global lifestyle brands at a pivotal stage … their data journey. As they bring CRM and customer insight capability 'in house' and roll out a new customer data platform, this role will be central to shaping how data science is delivered, working closely with Data Science teams and IT partners to build ...

Senior Data Scientist London - Hybrid 2 to 3 days in office | £70,000 to £90,000 + bonus and benefits This is an opportunity to take ownership of high impact marketing data science work in a business that is actively investing in its analytics capability. … grow. The Company They are a well established, consumer focused organisation undergoing a period of transformation, with renewed leadership and a strong focus on data driven decision making. Significant investment is being made into their data science and analytics function, which has grown rapidly across ...

Team – Data Science Working Pattern - Hybrid – 2 days per week in the Vitality London Office. Full time, 37.5 hours per week. We are happy to discuss flexible working! Top 3 skills needed for this role: Deep Expertise in Machine Learning, Data Science & Technical Tooling Strategic Project Leadership & Business … Level Stakeholder Engagement & Communication What this role is all about: Vitality is entering a new era powered by Vitality AI. This is where intelligence, data, and personalisation come together to redefine how we help our members live healthier, happier, longer lives. As a Senior Data Scientist ...

Senior Data Scientist London A rare chance to join a growing data and AI business that blends proprietary software with hands‐on analytical consultancy. You will work on cutting‐edge machine learning products used by financial services clients, quant teams, and large enterprise customers. The Company … They are an established data and software organisation, their dual offering combines in‐house tools with consultancy, giving clients both scalable products and deep technical support. The Role • Build, train, and optimise machine learning models used by financial services clients and quant teams. • Develop LLM‐based solutions including finetuning ...

Senior Data Scientist Consultant – London | Hybrid Who I’m looking for You’re an experienced consultant who thrives on solving complex client challenges through data, analytics, and technology. You’re confident operating in ambiguous environments, bringing structure, clarity, and insight to every engagement. You combine deep … translate complex analytical findings into clear, actionable recommendations for clients. You build trust quickly, are commercially aware, and enjoy working at the intersection of data science, strategy, and innovation. You’re equally comfortable presenting to senior stakeholders, mentoring junior team members, or getting hands-on developing prototypes ...

Data Scientist Location: London (Hybrid - 3 days on-site) Salary: DOE (£70,000+) and benefits The Role We are seeking a technically strong Data Scientist to join a growing Fraud & Financial Crime team within a fast-scaling financial services environment. This role is suited to someone … enjoys working at the intersection of analytics, fraud strategy, and data science, with the ability to take ownership of detection logic, models, and decisioning frameworks. You will apply advanced analytics and modelling techniques to enhance financial crime detection, working closely with internal stakeholders and external vendors to deliver scalable ...

datasets? Are you ready to experiment with new modelling approaches inside a major UK insurer? A leading digital-first UK insurer is hiring a Senior Data Scientist to join a specialist pricing innovation team. The business serves over two million customers and has invested heavily in data infrastructure and modern modelling capabilities. This team acts as a pricing R&D function, experimenting with new modelling techniques and data sources to challenge and improve traditional pricing approaches. You will build predictive models using large behavioural datasets and help introduce new modelling approaches into production pricing systems. ...

Data Scientist Location: London (Hybrid - 3 days on-site) Salary: DOE (£70,000+) and benefits The Role We are seeking a technically strong Data Scientist to join a growing Fraud & Financial Crime team within a fast-scaling financial services environment click apply for full job details ...

Databricks to develop and optimise production ML systems? Are you ready to join a fast-moving AI team where you can shape a core data product? About the company We’re partnering with a fast-growing, London-based behavioural healthcare AI company building large-scale data products … globally, operating in a highly collaborative, startup environment with strong technical leadership and real-world impact. The role They’re hiring a Senior Data Scientist to work on their flagship product, focused on predicting patient behaviour at scale. You’ll play a key role in developing ...

NHSCFA) is the national body responsible for all matters relating to the prevention, detection and investigation of economic crime across the NHS. The Principal Data Scientist role focuses on applying and delivering advanced data analytics, machine learning, statistical analysis, and fraud detection techniques within the NHS. Responsibilities … include personally developing, managing fraud detection models, leading a team, and aligning data science initiatives with NHSCFA goals. The role involves project planning, defining data roadmaps, and ensuring delivery of counter-fraud insights as directed. Key duties include communicating complex findings to non-technical stakeholders, influencing decisions ...

Lead Data Scientist London, hybrid (2-3 days in office) with some client travel expected3-5 years experience Competitive salary between £100,000 - £110,000 plus bonus This is a standout opportunity to play a key role in building and shaping a growing data science … consulting capability. You will work on complex, high impact problems across public and private sector clients, applying data science, machine learning and generative AI to deliver measurable, real world outcomes. You will also contribute to developing people, standards and culture within a rapidly scaling team. The Company They ...

enterprise adoption. The team is small, high-calibre, and working directly with customers on high-impact, real-world problems. This role is a foundational Senior Data Scientist hire, focused on defining how AI systems are evaluated and validated. You will combine deep statistical expertise with product thinking ...

Principal Data Scientist – AI & Machine Learning Location: London (Hybrid: 3 days in office) Salary: £100,000 – £125,000 + 10% discretionary bonus + equity scheme We’re partnering with a highly respected, data driven organisation in the alternative assets space undergoing a major AI led transformation, including … launch of new generative AI products and intelligent data platforms. They are hiring a Principal Data Scientist to play a key role in shaping and delivering next-generation machine learning solutions across the business. This is a hands on, high impact individual contributor role with significant scope ...

Lead Data Scientist London If you're a hands-on Data Science/AI specialist who loves solving real operational problems, this role puts you right at the heart of client delivery. You'll shape the problems, design and build the solutions, and see your models deployed … POCs. THE COMPANY This fast-growing consulting firm helps organisations across the public sector, defence and commercial markets deliver measurable improvements in performance through data, AI and digital solutions. They are building a modern AI & Digital capability that sits at the front of transformation programmes, working shoulder-to-shoulder ...

About the Role Broadlab is hiring a Senior Applied Data Scientist – Measurement & Insights to lead how we interpret and communicate campaign performance across our outcome-based CTV platform. This is a high-impact, senior role focused on turning complex measurement data into clear, commercially actionable … insight . You’ll work at the intersection of data science, client strategy, and campaign optimisation; owning advanced analysis and elevating how we understand and explain performance. You’ll also help embed best-in-class measurement thinking across the business and leverage AI-enabled analytical workflows to accelerate insight ...

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 … 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 ...