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British Airways is seeking a Principal Product Data Scientist to join the Operations Delivery Intelligence directorate. You will own production‑grade data science product codebases and lead end-to-end delivery of decision‑support software, applying ML and optimization to real-world airline challenges. You'll collaborate with business stakeholders to define requirements, design robust data pipelines, and drive CI/CD practices while mentoring colleagues and contributing to agile ways of working. #J-18808-Ljbffr

The role is actually titled as a "Lead", that is due to owning your particular workstream, so you can put your own stamp on things, it is not leading a team however. Looking for the below skill set: ✅Strong experience delivering applied data science or ML projects end‑to‑end, including feature

Key RequirementsStrong hands on experience in ML model development with extensive experience of Python, SQL, ETL pipelines, PySparkProficient understanding of cloud data solutions and principles with experience of Synapse, Azure Data Lake, Azure Data FactoryProven experience of running a Data Scienc

As a Lead Data Scientist, you'll shape how millions of trips are turned into risk signals. Lead experiments, validate impact with data, and automate insight generation. You'll own behavioural features and algorithms from hypothesis to production, working at the intersection of data science and engin

We're looking for a Lead Data Scientist to help shape the next generation of consumer-level credit scoring and portfolio valuation models. What you'll do As a Lead Data Scientist within credit risk modeling, you will shape Klarna's next-generation consumer-level credit scoring and portfolio valuatio

LI-PRIOAbout the roleAs a Lead Data Scientist, you'll take on a pivotal, entrepreneurial role, functioning as the technical expert who thrives on complexity and commercial impact. Mentoring and developing other data scientists and team members, actively contributing to the growth and technical excel

Day to Day the Lead Data Scientist will: • Manage and Run the Data Science Team • Build a new Data Warehouse • Build out a new set of credit model • Work across the current range of credit models within the business, including scorecards, propensity models, and IFRS9 models • Develop chall

The Next Generation Modeling Techniques team is building a foundation model that turns that sequence into a single, reusable representation of the customer — a transformer trained specifically on Klarna's own data, built in-house rather than adapted from an existing public model, because the patte

Day to Day the Lead Data Scientist will:Manage and Run the Data Science Team Build a new Data Warehouse Build the Data Environment Build out a new set of credit model Work across the current range of credit models within the business, including scorecards, propensity models, and IFRS9 models Develop

Job DescriptionWe are hiring a Lead Data Scientist to drive the technical delivery of our most demanding AI engagements and to lead a growing team of data scientists and AI engineers. Company DescriptionTalan Data x AI is a leading Data Management and Analytics consultancy, working closely with lead

Automation & Data InfrastructureBuild data pipelines and monitoring that make accurate, timely pricing data accessible. Job DescriptionWe’re looking for a Lead Data Scientist to join our Pricing team in London. What you build will have a direct impact on Wise’s mission and the millions of custom

Depending on your experience, this position will be leveled as Senior Data Scientist or Lead Data Scientist. You'll draw on your own experience building models to test whether a model's assumptions, data, and methodology hold up, not just whether its documentation does. You have hands-on experience

What you’ll ownPython microservices that run quantitative models in productionMonitoring, alerting, and reliability for real-time pricing and risk systemsShared quant libraries used across multiple servicesCI/CD pipelines, deployment and operational excellenceIncident response and root cause analy

Job-ID: 161d3133-1185-405b-a037-0f5aa14ee60bLocation: LondonSalary: 81425 - 116438 GBPType: Full timePosted: 2026-06-29What you will do We are rebuilding our fraud detection systems from the ground up, and we are looking for data scientists who want the full mandate to do it right, from raw data to

Job DescriptionWe are seeking a talented Lead Data Scientist with expertise in Liquidity management modelling to join our dynamic Treasury team. You will work closely with cross-functional teams to develop data-driven solutions that enhance our liquidity management and operational efficiency. Conduc

Who you are Experience building and deploying machine learning models end to end, from raw data to production Strong feature engineering skills, ideally with transactional or financial data Proficient in Python and SQL, with experience working in AWS environments Solid understanding of classificatio

Lead Data Scientist – Loans120,000 Plus 10% BonusRemote Working 2 days per month in the officeThis role is within Sub Prime FintechQuant Capital is urgently looking for a Lead Data Scientist to join our high profile client. Day to day the Lead Data Scientist will:Review all of the firms data in or

About the Role As the Lead Statistical Data Scientist, you'll provide technical leadership for the models, methods and analytical approaches that power Oritain's origin-verification science. You'll mentor and develop other data scientists, help shape how we approach technical challenges, and work ac

We’re looking for an experienced Data Scientist to join our Customer Support team in London, working as part of a team based across London and Budapest. Strong SQL and Python skills, with experience working with large, complex and imperfect datasets. Experience applying machine learning, statistic

Collaborating with the Data Platform to team in ingesting and transforming data from multiple systems, modeling data, and engineering data marts to create reusable data assets, including developing and implementing machine learning models, genAI, and Agentic AI. Together with the AI & Data Architect

Expertisein data engineering for AI: handling large-scale, unstructured, and multimodal data. Experience with data storage for AI, vector databases, semanticsearch,and knowledge graphs. ROFILE DESCRIPTION Kainos is recognised as one of the UKs leading AI and data businesses, with a decade-longtrack

They're looking for someone who brings genuine breadth across underwriting analytics, pricing, and data science, someone who understands how insurance portfolios actually behave and can work credibly with underwriters, not just alongside them. Fraud analytics experience is a plus, as is data enrichm

Collaborating with the Data Platform to team in ingesting and transforming data from multiple systems, modeling data, and engineering data marts to create reusable data assets, including developing and implementing machine learning models, genAI, and Agentic AI. Together with the AI & Data Architect

Senior Data Scientist – Energy Trading. We’re hiring multiple Senior Data Scientists to join a high‑impact energy trading environment for an Oil and Gas Major. Exposure to modern data science tooling, including LLMs and RAG‑style approaches.

We are seeking a Senior Data Scientist to lead advanced analytics and measurement capability, building robust methodologies and scalable solutions with a small team of analysts and data scientists. In this role you will design, code, test and validate analyses, collaborating with Data Engineering, P

As Lead Applied AI Data Scientist, you'll combine hands-on AI development with technical leadership. Mentor Applied AI Data Scientists. Mentorship: Direct access to senior data scientists and engineers in a supportive, high-growth environment.

Daintta is seeking a senior data scientist/lead data engineer to drive client engagements, design scalable data solutions, and deliver end-to-end analytics. The role requires deep data science, engineering experience, and strong communication with stakeholders. You will contribute to strategy, mento

Cloud data warehouse experience such as BigQuery or Azure is useful but not essential. Market-leading parental leave across all types. A well-backed InsurTech leading the UK short-term motor insurance market, one hour to one month cover, at serious volume.

Figo Solutions is seeking a Chief Data Scientist to support their business transformation and build a scalable Data Science team. The ideal candidate will have strong experience in Big Data technologies, Python, and PySpark optimisation while managing and collaborating effectively with technical tea

Compare the Market is seeking a Senior Data Scientist to lead machine learning and analytics initiatives in a hybrid work environment. You will translate business problems into measurable ML solutions, guiding a team of junior data scientists while collaborating across departments.

Square Enix is seeking a highly analytical Senior Data Scientist to lead forecasting, modelling, and technology foundations of our forecasting function, including Marketing Mix Modelling and media effectiveness capabilities. You will work closely with project managers, analysts, data engineers, and

Wise in London is hiring a Technical Lead Data Scientist (IC3) to join the KYC Global and Onboarding Team. You’ll own training, evaluation and management of ML models for document verification, shaping scalable data pipelines and improving customer onboarding experiences.

Mentor and guide junior and senior data scientists, fostering a high-performance, collaborative team environment. The successful candidate will combine deep technical expertise with strategic leadership, driving the development of scalable AI/ML models, influencing product innovation, and enabling c

Mathematics and Statistics, computer programming, Data Ingestion, Data Munging, Data visualisation, Machine Learning, Optimisation, Simulation, Reinforcement Learning and Big Data techniques and technologies). The role sits in our Ops Data & Intelligence team which serves as the centre of excellence

Experience as a Lead Data Scientist, Principal Data Scientist, Data Science Manager, or Senior Data Scientist with leadership responsibilities. With a growing client base across multiple industries, they are looking for a Lead Data Scientist to play a key role in shaping the future of their Data Sci

Practical data engineering instincts: event schemas, batch jobs, orchestration, data quality guardrails. Work end to end across metric design, data and modeling, experimentation, and product integration. Productionize and scale thoughtfully: ship durable data and model workflows in collaboration wit

Hastings Direct is seeking a Senior Data Scientist to join the Pricing team in the UK, focusing on advanced analytics to evolve pricing strategies. You will work with extensive datasets to improve models and support pricing decisions across motor insurance products. The role offers hybrid working op

Searchability is recruiting Data Scientists with AI specialism and enhanced DV clearance for a prestigious client in London. The role emphasizes design, delivery leadership, and opportunities to publish whitepapers within an inclusive, diverse environment.

Your work spans the full model lifecycle, from data preparation through to production and you will translate research decisions into systems that set the direction for how machine learning operates across Klarna. Experience with large-scale transactional or financial data.

Faculty is seeking a Senior Data Scientist to lead high-impact AI projects within our Energy, Transition and Environment team. You will define data science approaches, design robust software architectures, and mentor junior data scientists while building strong client relationships. We value leaders

Practical data engineering instincts: event schemas, batch jobs, orchestration, data quality guardrails. Work end to end across metric design, data and modeling, experimentation, and product integration. Productionize and scale thoughtfully: ship durable data and model workflows in collaboration wit

Lead Data Scientist – Biomedical AI. If you’re a data science leader with deep biomedical expertise and the ambition to push the boundaries of AI in human health, this is a rare opportunity to shape the future of biomedical discovery. Lead, mentor, and grow a multidisciplinary team spanning data