401 to 425 of 500 Data Science Jobs in London

Title: Data Scientist (Generative AI & LLMs) Location: London(Hybrid role) Employment Type: 12 months contract Role Overview We are seeking a versatile Data Scientist to lead the end-to-end development of AI solutions, with a heavy focus on Generative AI and Large Language Models (LLMs) . … will bridge the gap between business requirements and technical execution, overseeing the entire lifecycle from initial scoping and data engineering to model deployment and prompt optimization. Key Responsibilities Business Alignment: Partner with stakeholders to define project scope, translate business problems into technical specs, and establish clear KPIs. Data ...

Data Scientist/Machine Learning Scientist Location: London (Hybrid) Contract: Outside IR35 Rate: £500–£550 per day (depending on interview outcome) We’re looking for AI operators who ship — not experiment. This is an opportunity to join a major AI build focused on deploying real-world LLM and agentic … hallucination mitigation, latency, and cost optimisation Experience deploying AI systems in cloud environments such as AWS, GCP, or Azure Working knowledge of SQL/data manipulation ( Working knowledge of SQL or data manipulation is expected, but it is not a primary focus for this role.) Strong signals include ...

through our APIs and user interface. The Team You will work with a carefully selected, diverse and globally distributed team from customer success, engineering, data science, design, marketing, product and more. We are highly motivated and aligned in our quest to disrupt the multi-billion dollar mobile ...

Title: Product Data Scientist - Hybrid - Up to £80,000 Location: London (Hybrid, 2 days p/w in office) Salary: Up to £80,000 + benefits Contract: Permanent The Company A well-established and fast-growing organisation going through an exciting period of digital transformation. With a strong customer … focus, they use data and technology to deliver meaningful products and services to a wide audience. The business is scaling its data capabilities and is investing heavily in analytics to drive smarter decisions and long-term growth. The Role As a Product Data Scientist , you'll work ...

Data Scientist - (Generative AI & LLMs) 12 Months Contract Inside IR35 London - 2 days a week in the office £500 a day A top tier consultancy firm is currently seeking an experienced Data Scientist to join a dynamic team focused on leveraging Large Language Models (LLMs) and advanced machine … role where you will take ownership of the end-to-end model lifecycle-from initial conceptualisation and prompt engineering to production deployment. As a Data Scientist, you will act as the technical architect behind our AI solutions. You won't just be building models; you will be defining ...

Lead Data Scientist Up to £125,000 London (Hybrid, 2-3 days onsite per week) Company: This private equity and investment start-up are focused on streamlining and improving performance by reimagining value creation capabilities. They are utilising cutting-edge AI to generate performance insights on each aspect … recommend and implement innovative solutions that drive business value. Remaining technically very hands on whilst mentoring Requirements: MSc or PhD Degree in Computer Science, Artificial Intelligence, Mathematics, Statistics or related fields. Strong coding skills in Python and SQL Strong communication skills, with the ability to work effectively ...

Data Scientist - Modelling Intelligence - London London Hybrid (3 days in the office, 2 days from home) 6 month Fixed Term Contract Salary to £69,000 pro rata experience dependent. Ref: J13096 What if modelling actually sat at the centre of business decisions, not just reporting? We’re working with … analytics capability, where modelling is becoming central to how the business operates. This isn’t a reporting role. It’s focused on exploring data and solving real problems, from clustering complex datasets to modelling trends and uncovering patterns in behaviour that support commercial decision making. You’ll work closely ...

engineering practices (CI/CD, testing, observability, cloud-native design). Developing reusable AI platforms and tools (e.g. conversational bots, AI-powered search, unstructured data processing, GenAI solutions). Working in cross-functional, embedded teams with business stakeholders to rapidly deliver AI solutions to high-priority problems. Evaluating … integrating AI tools and frameworks (LLMs, vector databases, RAG, AI agents) into robust, scalable systems. Championing automation across the full AI lifecycle —from data ingestion and preprocessing to deployment and monitoring. Collaborating closely with data scientists, product managers, and engineers to ensure reliable end-to-end delivery. Contributing ...

build high-performance software used by thousands of users daily Develop clean, efficient, and scalable code in Python, C++ or JavaScript Collaborate with engineers, data scientists, and product teams on exciting new features Contribute to technical discussions and see your ideas implemented fast Get exposure to cloud computing …/Azure), CI/CD pipelines, and AI tools What We’re Looking For A recent STEM graduate (Computer Science, Engineering, Physics, Maths, etc.) from one of the top-ranked universities in the UK or equivalent Strong coding ability in at least one of: Python, C++, Java, or JavaScript ...

Design, develop, and deploy end-to-end AI/ML systems—from ML to generative AI Create robust, production-ready pipelines (data ingestion, modelling, deployment, monitoring) Implement MLOps best practices including CI/CD, versioning, automated retraining, and rollback Ensure solutions are scalable, secure, and high-performing in real … technologies (LLMs, GenAI, vector databases) where they add real value Act as a trusted advisor, guiding trade-offs and implementation strategies Mentor engineers and data scientists through hands-on guidance and reviews What You Bring Strong software engineering foundation (Python essential) Proven track record delivering production AI/ ...

scraping systems, with a specific and sustained focus on scraping Google at scale. This is a specialist role. It is not suited to generalist data engineers who have only worked on light or opportunistic scraping. You will be working in hostile, rapidly changing environments where na ve techniques fail … deep expertise in bot detection and evasion is essential. The role sits at the intersection of data engineering, reverse engineering, and large-scale systems reliability, and plays a critical role in delivering accurate, timely, and trusted data. My client is a leader in adopting AI-assisted and agentic coding ...

Role We are partnering with a global tech and media giant to hire a Senior Data Engineer. You will build and scale the massive data pipelines that track how millions of users interact with the platform across smart TVs, gaming consoles, and major social media apps. What … Architect, build, and maintain complex, high-volume data pipelines. Act as a technical leader to set engineering standards and best practices. Partner with Product Managers and Data Scientists to turn business requests into reliable data models. Mentor junior engineers and optimize cloud infrastructure for cost and performance. ...

Data Scientist - Modelling & Intelligence - London London Hybrid (3 days in the office, 2 days from home) 6 month Fixed Term Contract Salary to 69,000 pro rata experience dependent Ref: J13096 What if modelling actually sat at the centre of business decisions, not just reporting? We're working with … analytics capability, where modelling is becoming central to how the business operates. This isn't a reporting role. It's focused on exploring data and solving real problems. Recent work has included: Clustering complex datasets Modelling trends to support commercial decisions Understanding patterns and behaviours across large datasets ...

Business Director - Marketing Science London £75,000-£85,000 We’re hiring: Business Director – Marketing Sciences (Marketing Analytics & Effectiveness) Are you a senior analytics leader who loves turning data into real business growth? We’re looking for a Business Director to lead high-impact marketing effectiveness and analytics … work, partnering with senior stakeholders and shaping how data drives marketing decisions. This is a leadership role for someone who’s part strategist, part data scientist, part trusted advisor. What you’ll do Lead complex marketing effectiveness & measurement projects (e.g. MMM/econometrics, experimentation, forecasting) Partner with senior ...

believe in better. And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, SkyQ to Sky Glass, we never stand still. We optimise … advance our personalised recommendation systems by developing efficient, low-latency solutions that serve millions of users globally. The successful candidate will collaborate closely with data scientists, engineers, and product managers to design intelligent content recommendation mechanisms and drive the ongoing advancement of our Machine Learning Platform. Model Development: Design ...

believe in better. And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, SkyQ to Sky Glass, we never stand still. We optimise … advance our personalised recommendation systems by developing efficient, low-latency solutions that serve millions of users globally. The successful candidate will collaborate closely with data scientists, engineers, and product managers to design intelligent content recommendation mechanisms and drive the ongoing advancement of our Machine Learning Platform. Model Development: Design ...

believe in better. And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, SkyQ to Sky Glass, we never stand still. We optimise … advance our personalised recommendation systems by developing efficient, low-latency solutions that serve millions of users globally. The successful candidate will collaborate closely with data scientists, engineers, and product managers to design intelligent content recommendation mechanisms and drive the ongoing advancement of our Machine Learning Platform. Model Development: Design ...

believe in better. And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, SkyQ to Sky Glass, we never stand still. We optimise … advance our personalised recommendation systems by developing efficient, low-latency solutions that serve millions of users globally. The successful candidate will collaborate closely with data scientists, engineers, and product managers to design intelligent content recommendation mechanisms and drive the ongoing advancement of our Machine Learning Platform. Model Development: Design ...

believe in better. And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, SkyQ to Sky Glass, we never stand still. We optimise … advance our personalised recommendation systems by developing efficient, low-latency solutions that serve millions of users globally. The successful candidate will collaborate closely with data scientists, engineers, and product managers to design intelligent content recommendation mechanisms and drive the ongoing advancement of our Machine Learning Platform. Model Development: Design ...

believe in better. And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, SkyQ to Sky Glass, we never stand still. We optimise … advance our personalised recommendation systems by developing efficient, low-latency solutions that serve millions of users globally. The successful candidate will collaborate closely with data scientists, engineers, and product managers to design intelligent content recommendation mechanisms and drive the ongoing advancement of our Machine Learning Platform. Model Development: Design ...

believe in better. And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, SkyQ to Sky Glass, we never stand still. We optimise … advance our personalised recommendation systems by developing efficient, low-latency solutions that serve millions of users globally. The successful candidate will collaborate closely with data scientists, engineers, and product managers to design intelligent content recommendation mechanisms and drive the ongoing advancement of our Machine Learning Platform. Model Development: Design ...

leading analytics company in London is seeking a Senior Principal Data Scientist to provide technical leadership in advanced analytics and machine learning. This role involves mentoring fellow data scientists and collaborating with cross-functional teams to deliver data-driven solutions, with a focus on the aviation sector. … Ideal candidates will have expertise in data management, strong programming skills in Python and SQL, and the ability to communicate complex ideas effectively. This position offers generous company benefits and opportunities for personal growth. #J-18808-Ljbffr ...

that autonomously engage with users and tools, develop frontend user workflows, orchestrate Kubernetes clusters, and ship APIs and observability infrastructure. Working closely with our Data Scientists, you'll also build novel frontend components to visualise data and support customer insight and decision-making. The work is technically demanding. … Reading, prototyping, and picking up new tools without being asked is the foundation of how we work. Incomplete information. We rarely have all the data we'd like. We rely on clear reasoning and world class technology to move fast, even with incomplete information. Technical skills Outstanding Python , FastAPI ...

particularly where large datasets and performance bottlenecks are involved. Our team consists of: 1 Product manager 4 C# developers 2 Python developers 1 Actuarial data scientist 2 Front end developers 1 DevOps and site reliability engineer 3 QA Engineers You will have the benefit of the guidance … actuarial data scientists, Python developer and product manager, but also the opportunity to take ownership of your work. This is a mid-level role for someone looking to deepen their Python and software engineering skills whilst working in a domain-rich environment. Key Responsibilities: Provide Python development expertise ...

Company The business is a leading Consultancy that drives innovation through data and technology, enhancing its’ clients' business operations and processes. It provides solutions that drive insights, improve decision-making, and define a digital strategy that supports its’ client’s vision, transforming and enabling them to become leaders … rapidly changing technology and data landscape. It offers hybrid working flexibility, career development, a choice of benefits and support that help you through all of life’s ups and downs. It’s the reason why Investors in People has put it among the top 1% of employers ...