326 to 350 of 377 Data Science Jobs in London

brand new AI project team within one of their core business units. This role sits outside IR35. They are looking for 2 x Data Scientists to join a high-impact project focused on developing next-generation AI products across multiple global brands. The Project You'll be working … lean, fast-moving team. Environment You'll join a team of 3 focused specifically on the project, sitting within a wider 25-person Data & AI function. The business offers the scale, backing, and data availability of a global organisation, while giving engineers and data scientists strong ownership ...

Designing, developing and deploying AI‐enabled applications across cloud platforms Building and scaling Retrieval‐Augmented Generation (RAG) pipelines and agentic AI systems using trusted data sources Creating, testing and refining prompts, workflows and AI configurations to maximise accuracy and performance Applying solid software engineering practices including API development, version … control, CI/CD and automated testing Monitoring and optimising AI systems in production, ensuring performance, cost control, security and compliance Collaborating closely with Data Scientists to transition experimental models into robust, production‐ready services Engaging stakeholders to identify and shape high‐value AI use cases Ensuring all solutions ...

Designing, developing and deploying AI-enabled applications across cloud platforms Building and scaling Retrieval-Augmented Generation (RAG) pipelines and agentic AI systems using trusted data sources Creating, testing and refining prompts, workflows and AI configurations to maximise accuracy and performance Applying solid software engineering practices including API development, version … control, CI/CD and automated testing Monitoring and optimising AI systems in production, ensuring performance, cost control, security and compliance Collaborating closely with Data Scientists to transition experimental models into robust, production-ready services Engaging stakeholders to identify and shape high-value AI use cases Ensuring all solutions ...

performance, cost, and scalability in production environments Implement monitoring, logging, and observability for GenAI systems to track usage, errors, and model behaviour Collaborate with data scientists to productionise ML models and forecasting algorithms Your Skills Extensive hands-on professional experience in the field of Artificial Intelligence, Machine Learning …/CD). Proven track record of delivering complex technical projects on time with high quality Advanced degree (Master\'s or Ph.D.) in Computer Science, Artificial Intelligence, Machine Learning, or a strongly related quantitative field Hands-on experience with cloud-native ML infrastructure platforms Knowledge of vector databases (Pinecone ...

Lead the design, training, and deployment of generative AI models (e.g., GPT, DALL-E, Stable Diffusion) tailored to various applications such as content generation, data synthesis, and automation. Integration: Collaborate with software engineering teams to integrate generative AI capabilities into existing systems and workflows. Scalability & Performance: Ensure AI solutions … latest advancements in generative AI and related fields, incorporating new techniques and tools into the company's AI strategy. Collaboration: Work closely with data scientists, engineers, product managers, and other stakeholders to identify opportunities for AI-driven solutions and ensure successful project delivery. Documentation & Standards: Create comprehensive documentation ...

About our Machine Learning, Financial Crime Team: Our Financial Crime Data team consists of over 25 people across 4 data specialisms: Analytics Engineers, Data Analysts, Machine Learning Scientists and Data Scientists. We protect our users from financial crime, significantly reducing fraud costs and improving customer experience. ...

Senior AI/ML Data Scientist - VP London | Front Office | Equities/Prime Services Currently partnering with a major global financial institution hiring a senior VP-level AI/Machine Learning Data Scientist into a highly visible front-office AI Lab environment. The team is focused on applying ...

frontier AI systems scale globally. We tackle challenges across preventing misuse and misalignment, intercepting fraud and abuse, and protecting vulnerable users. We are hiring Data Scientists across several safety teams: Safety Systems, Integrity, Product Policy. About the Role As a Data Scientist, Safety, you will solve complex … mitigation impacts. Build prevalence estimators, dashboards, monitoring systems, and executive decision frameworks. Diagnose gaps in safety and integrity systems using behavioral and product data, and help quantify and navigate false positive/false negative trade‐offs. Translate ambiguous safety risks into measurable problems and evidence‐based recommendations. Partner with ...

Contract AI Service Designer (2B) - Active Security Cleared Role Purpose The AI Service Designer is responsible for designing end-to-end services that leverage data, AI, and automation to improve outcomes for consumers, and market participants. The role focuses on understanding user and organisational needs, shaping AI-enabled services … through to live, ensuring they meet user needs and business outcomes Map current and future service journeys, identifying opportunities to embed AI, automation, and data-driven decision-making Conduct user research and translate insights into service designs, prototypes, and design artefacts Identify where AI can improve service efficiency, quality ...

with an innovative HealthTech company that is transforming how healthcare providers identify risks, deliver preventative care, and improve patient outcomes through advanced technology and data-driven insights. Their multidisciplinary team of engineers, data scientists, researchers, and clinicians is building intelligent software solutions that analyse large-scale healthcare data … responsible for designing, building, and maintaining scalable cloud-based services that power critical healthcare applications. You'll collaborate closely with product, data, and clinical teams to develop robust solutions that have a direct impact on patient care . What You'll Be Doing Building and maintaining scalable backend services ...

engineering, design, and ML teams to shape the future of a mobile-first product used worldwide. What You'll Do Act as the lead data scientist for a core product domain Drive deep product analytics to uncover opportunities for growth and engagement Design, analyse, and interpret experiments across … level SQL + solid Python for product analytics Hands-on A/B testing experience (design + interpretation) Strong understanding of ETL/debugging data issues Excellent communication and stakeholder management skills Commercially-minded with experience balancing user and business needs Bonus: marketplace experience or exposure to ML-driven ...

build fast and scale up! Our engineers cover a range of skills across frontend, backend, full stack, iOS and Android, and work alongside designers, data scientists, researchers and product managers within our product teams. Our product teams include Renewals, Growth and Claims to name a few! Each team sets … Mobile: TypeScript, CSS‐in‐JS (Styled Components), React, Redux, Redux Hooks, and other modern state management libraries. Kotlin on Android and Swift on iOS. Data Analytics/Engineering: SQL, Python, Snowflake, dbt, Airflow & Looker. AI at Marshmallow: Sierra.ai for conversational AI, Python and LangChain for agentic AI solutions, SageMaker ...

have very recent UK Insurance data experience? Hybrid working part City of London based - This leading and exciting Insurer are seeking a detail-oriented and organised Motor Insurance Pricing/Data Practitioner to join their Pricing and Underwriting team. To apply for this role you MUST have multiple … within motor and or home products They ve built the kind of pricing infrastructure every pricing professional aspires to work with: High-quality, accessible data A fast, flexible rating algorithm deploy changes in hours Machine Learning Operations (MLOps) that enable fast, transparent, and controlled model development An operating model ...

have very recent UK Insurance data experience? Hybrid working part City of London based - This leading and exciting Insurer are seeking a detail-oriented and organised Motor Insurance Pricing/Data Practitioner to join their Pricing and Underwriting team. To apply for this role you MUST have multiple … within motor and or home products They’ve built the kind of pricing infrastructure every pricing professional aspires to work with: · High-quality, accessible data · A fast, flexible rating algorithm — deploy changes in hours · Machine Learning Operations (MLOps) that enable fast, transparent, and controlled model development · An operating model ...

Consulting Solutions is hiring a Data Scientist, Safety, to analyze and solve complex problems related to harmful behaviors in AI systems. You will work with teams to measure product safety and build analytical systems. Your role includes responsibilities like detecting fraud and evaluating safety classifiers. Strong skills ...

days a week onsite Start date: ASAP £600 - per day, Outside IR35 Our client is a technology-led consultancy delivering AI-powered digital and data platforms into UK Central Government and Defence environments. This role sits within an embedded Agile team on a secure programme, focused on developing … scaling AI-driven products, intelligent automation, and data-centric capabilities. You will play a key role in shaping AI solutions from concept through to deployment and ongoing optimisation. Our client is a technology-led consultancy delivering AI-powered digital and data platforms into UK Central Government and Defence ...

part in shaping and enhancing InsurSight , our award-winning SaaS analytics platform. This is a great opportunity to work at the intersection of technology, data, and insurance, building high-impact solutions used across the industry. What youll be doing Working on the development of new features within InsurSight, ensuring … high performance, scalability, and maintainability Optimise complex data and analytics workflows, including processing large datasets (4GB+) Promote best practices in software engineering (testing, version control, CI/CD, OOP) Collaborate with actuaries, analysts, and data scientists to deliver robust, industry-relevant solutions Explore and prototype new technologies ...

between more people , making the online shopping experience seamless and accessible to everyone. The Team ~90 people, more than half in engineering, product and data 45+ advanced degrees across computer science, mathematics and operations research Thousands of data points captured, calculated, analysed and predicted for every single … challenging, impactful problems end-to-end, from routing algorithms to real-time optimisation services and intuitive operational tools. Collaborate closely with top engineers, data scientists, and product leaders in a highly autonomous and impact-driven environment. Regularly ship production-quality code weekly—and often daily—seeing your work directly ...

/ML capabilities, models, and LLM‐powered solutions that power our products and customer experiences. You will lead a squad of AI engineers and data scientists, ensuring high‐quality delivery while fostering a culture of accountability, innovation, and continuous improvement. Working closely with product managers and engineering leadership … choices Enable team autonomy through guidance and governance rather than top‐down control Resolve Issues & Handle Production Incidents Investigate and resolve issues across models, data pipelines, and AI systems Lead incident response for production outages, ensuring rapid mitigation and resolution Implement improvements to prevent recurrence and enhance system reliability ...

Company Description At The Stepstone Group, we have a simple yetvery importantmission: The right job for everyone. Using our data, platform, and technology, we create opportunities for jobseekers and companies around the world to find a perfect match in fair andequitableway. With over 20 brands across 30+ countries … capabilities beyond experimentation and into dependable products thatoperatesafely and effectively at scale across our global marketplace. Working closely with software engineers, machine learning engineers, data scientists, product managers,analystsand technical leaders, you will shape how we build, test, deploy,monitorand govern AI-powered systems. Success in this role will ...

challenge and accountability for the quality of their work. You will work alongside people with experience across Defence, national security, digital strategy, engineering, transformation, data and technology advisory. Our work predominantly goes directly to senior decision-makers, so clarity, credibility and precision matter. We are selective about the work … interpersonal capability to lead complex advisory work in high-stakes environments. You do not need to be a hands-on AI developer or data scientist, but you must understand AI deeply enough to challenge assumptions, ask the right questions and give genuinely useful advice to people making serious decisions. ...

days a week onsite Start date: ASAP £600 – per day, Outside IR35 Our client is a technology‐led consultancy delivering AI‐powered digital and data platforms into UK Central Government and Defence environments. This role sits within an embedded Agile team on a secure programme, focused on developing … scaling AI‐driven products, intelligent automation, and data‐centric capabilities. You will play a key role in shaping AI solutions from concept through to deployment and ongoing optimisation. Responsibilities Define and own the AI product strategy and roadmap, aligning AI use cases to mission and business priorities Identify ...

leading global investment firm is seeking a Data Scientist/Machine Learning Scientist to design and implement advanced machine learning models. You will drive data-driven strategies, build robust analytical tools, and collaborate with various teams to provide actionable insights. An ideal candidate should have a Master ...

+ benefits Are you a Senior Backend Engineer who thrives on designing and scaling complex systems? Do you enjoy working on data-intensive platforms involving real-time pipelines, streaming architectures, and graph-based services? This is a hands-on role within a small, research-driven engineering team working … components from architecture through to production, while contributing to the overall technical direction. Key Responsibilities Design, build, and own backend services and data pipelines in Python Develop and operate streaming systems using Kafka or similar technologies Work with graph-based data structures and algorithms to support analytics ...

TalentNeuronis the world's leading provider of labor market analytics, delivering high-fidelity talent data on an unmatched global scale.TalentNeurondelivers actionable talent insight for every region of the world covering countries that collectively represent more than 90% of the world's GDP. Through deep investments in machine learning … artificial intelligence, our technology platform ingests and normalizes hundreds of millions of structured and unstructured data points each day, delivering critical talent insights in support of workforce planning, strategic skills analysis, location optimization, DEI tactics, and sourcing strategies for local, regional, and global talent. These insights can be delivered ...