151 to 175 of 203 Senior Data Scientist Jobs in London

Marshmallow is seeking a Principal Data Scientist in London to lead data science across Claims Fraud, designing and deploying ML and Generative AI systems for automated claims processing. You will collaborate with product and engineering to scale decisions, while ensuring robust, testable solutions and measurable improvements. This ...

world's money. For everyone, everywhere. More about our mission and what we offer . Job Description We are seeking a talented Lead Data Scientist with expertise in Liquidity management modelling to join our dynamic Treasury team. This role focuses on driving our models and optimising their impact … right time and make sure we keep the liquidity risk under control. You will work closely with cross-functional teams to develop data-driven solutions that enhance our liquidity management and operational efficiency. Heres how youll be contributing: Liquidity management Work closely with Treasury operations to develop supply ...

Bibby Financial Services is seeking a Lead Data Scientist in London with travel to Banbury to establish and scale our Data Science capability. You will build predictive models and analytics solutions, setting standards and best practices for ML across the organisation within the Azure Databricks Lakehouse environment. … will lead the application of machine learning and statistical modelling to drive strategic decisions, while mentoring data scientists and partnering with stakeholders to #J-18808-Ljbffr ...

leading gaming company in London is looking for a Principal Data Scientist to lead high-impact data science initiatives. The role involves building machine learning solutions that drive player engagement and retention. Candidates should have a PhD or MSc and over 5 years of experience delivering data ...

Overview At Deliveroo we have an outstanding data science organisation with a mission to enable the highest quality human and machine decision‐making. We work throughout the company—in product, business and platform teams—using analysis, experimentation, causal inference and machine learning techniques to help make better decisions … improve data literacy across Deliveroo. Responsibilities Which markets/cities should we enter next? How can we incentivise good rider behaviour? What is the impact of exclusive deals we have with restaurants? How do we optimise our compensation policy to keep our customers happy and ordering with Deliveroo? What ...

Howden Group Holdings is seeking a Lead Data Scientist in London to join the Group Data & Analytics team. You will lead the technical delivery of high-value AI/ML initiatives, ensuring production-ready and scalable solutions across global operations. The role combines deep technical leadership with ...

Earnix is seeking a Senior Insurance Data Science Consultant to join our analytics team. You will lead pricing strategy using advanced analytics, engage with senior executives, and build predictive models to shape pricing decisions across insurance products. With 5+ years in insurance analytics, you will apply ...

CricViz is seeking a highly skilled Data Scientist to develop proprietary metrics and predictive models from cricket data. You will transform high-frequency tracking data into production-ready analytical products for professional clients, surfacing match state insights and player performance indicators. The role demands strong ...

Chainalysis in London is seeking a Staff Data Scientist to lead analytical work across both UTXO and EVM blockchains. You will own multiple production data-science projects and shape technical direction from prototype to production. You’ll apply advanced statistical models, graph algorithms, and ML to large … scale on-chain data, while mentoring peers and collaborating across Research, Intelligence, Product, and Engineering to deliver impact. #J-18808-Ljbffr ...

Weskilled in Greater London is looking for an experienced Data Scientist to build predictive models for workforce analytics and talent acquisition. The role involves leading a team of data scientists to extract actionable insights from complex HR datasets. A Ph.D. or Master's degree in Computer Science ...

Goodnotes is seeking a Senior Product Analytics Lead to shape the data-backed future of a new AI-native product line in London. You’ll define metrics, build experimentation, and ensure instrumentation drives revenue. You’ll empower teams to self-serve insights and reduce bottlenecks through scalable frameworks. ...

regulators to design and deliver solutions which address critical healthcare challenges, and help to democratise health for all. About The Role As a Lead Data Scientist, you'll take on a pivotal, entrepreneurial role, functioning as the technical expert who thrives on complexity and commercial impact. You will … aligning technical solutions with shared long-term commercial goals. Driving the adoption of best practices, shared resources, and robust technical processes across the wider Data Science craft. Mentoring and developing other data scientists and team members, actively contributing to the growth and technical excellence of the organisation. ...

accelerating our impact and working with patients, doctors, scientists, government and industry to improve genomic testing, and help researchers access the health data and technology they need to make new medical discoveries and create more effective, targeted medicines for everybody. Behind the Healthcare and Research outcomes, Genomics England delivers … becoming the fabric of everyday healthcare through the lifetime – from birth to old age. Job Description We are looking to hire a Lead Genomic Data Scientistto join our Bioinformatics Consulting team at Genomics England to lead on a range of cancer genome analysis and interpretation projects in collaboration with ...

Wise in London is seeking a Lead Data Scientist to join the Receive team. You will drive the design, deployment and monitoring of ML models that improve how customers receive and add money, collaborating with engineering, product, analytics, operations and risk teams. You will analyze large transaction data, design experiments, build scalable pipelines and stay ahead with the latest data science and fraud prevention techniques to ensure strong product outcomes across markets. #J-18808-Ljbffr ...

Raylo is seeking a Lead Data Scientist to advance our AI-powered subscription platform. You’ll design, build and deploy predictive models that influence credit risk, retention and recommendations, leading a growing data science function. Reporting to the VP of Strategy & Analytics, you’ll partner with product ...

Chase UK is seeking a Data Scientist to deliver end-to-end, cloud-native analytics within the International Consumer Bank. You will design microservices, collaborate with agile squads, and leverage data to shape product and customer outcomes. Ideal candidates have strong SQL, Python analytics, and experience translating ...

analysis that shows how well they perform for each customer. What you'll do Train, tune and ship classifiers for prompt injection, data exfiltration, policy violations and other risky AI activity. Design low-latency models, including distilled and small models and rules-plus-ML ensembles. Analyse production telemetry … production, with quality metrics tracked per customer. You've reduced false positives or latency measurably without losing detection quality. Production data feeds a regular cycle of model improvements. About you: essential 5+ years in applied ML or data science, with models shipped to production. Strong Python, PyTorch ...

Wipro Limited in London is seeking a Data Scientist Lead to define, architect and lead delivery of machine learning and AI solutions. The role is based in London, Heathrow and focuses on end-to-end data science lifecycle delivery, including PoCs, model design, validation and deployment. … candidate will translate business problems into analytical solutions, communicate outcomes to both technical and non-technical stakeholders, and stay updated on advances in data science to keep Wipro #J-18808-Ljbffr ...

Oritain, a global leader in forensic origin verification, seeks a Lead Statistical Data Scientist in London. You will drive statistical and ML strategies, mentor a growing data-science team, and collaborate with engineering, product, and commercial stakeholders to turn insights into impact. You’ll join a growth … stage business where ownership and influence matter; you’ll balance rigor with practical outcomes while shaping the data science capability across the organization. #J-18808-Ljbffr ...

Monzo is hiring a Lead Data Scientist to accelerate user engagement and build the bank of the future. You'll shape data strategy, enable real-time analytics, and empower teams with self-serve insights in Looker across Borrowing, Growth, Payments, FinCrime, Wealth and Core squads. The role ...

Meta seeks experienced Data Scientists to join and drive impact across product areas. You will partner with cross-functional teams to identify complex problems, develop hypotheses, and test them with rigorous analytics. Your work will guide product development, quantify new opportunities, and ensure products deliver value to users … company. You will tell data-driven stories and build credibility with stakeholders. #J-18808-Ljbffr ...

Tripadvisor seeks a Principal Data Scientist in London to lead experimentation strategy and measurement standards across products. You will set technical direction, mentor teams, and partner with Product, Engineering and Data Platform to raise speed and rigor in experiments. You will own complex measurement questions, develop robust ...

Wise in London is seeking a Lead Data Scientist to join the AML team. You will build AI-based financial crime detection systems to keep customers safe, scale globally, and work across functions to tackle AML problems. You will mentor teammates, optimise models, and deploy production Python services … hybrid work environment. The role focuses on combining unsupervised, semi-supervised, and supervised learning with GenAI to balance precision and recall while delivering data-driven insights #J-18808-Ljbffr ...

Wise, a global fintech in London, is seeking a Lead Data Scientist (IC3) for AML Handling & Prevent. You will drive technical strategy, architect AI systems, and lead end-to-end automation to reduce financial crime risk while enabling scale across the operations team. You’ll build EDD LLMs … evaluation pipelines, and production Python services, mentor other data scientists, and shape governance in a fast-growing environment. #J-18808-Ljbffr ...

Klarna is seeking a Lead Data Scientist to shape next-generation consumer-level credit scoring and portfolio valuation models. You will design and maintain real-time PD models, calibrate frameworks, and ensure regulatory fairness while exploring LLM-based feature engineering. You will collaborate with cross-functional teams, mentor ...