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    Senior Software Engineer, Unified Platform — Data Tools

    A leading trading firm based in Greater London is seeking a Senior Software Engineer to join its Unified Platform team. The ideal candidate will have at least 2-3 years of platform-level software development experience, strong knowledge of Java or Python, and a passion for solving complex problems in financial m ...

    Senior Conversational AI Research Engineer

    An innovative AI technology company in Greater London is seeking a Senior Research Engineer. This role involves building industry-leading conversational AI models and taking them from idea to production. The position requires strong engineering skills to enhance AI capabilities, optimize user experience, and col ...

    Senior AI Engineer (London) — LLMs, RAG & Agents

    A leading data & AI consultancy in London is seeking a Senior AI Engineer to design and build cutting-edge systems using LLMs. This role will involve implementing RAG architectures and taking AI concepts into real-world applications across industries such as financial services, energy, and healthcare. The ideal ...

    Senior Catastrophe Risk Director Property & Research

    A leading reinsurance firm in Greater London is seeking a senior catastrophe risk expert. In this role, you will be a trusted advisor to clients, leading research and evaluation of catastrophe models, and developing innovative risk management solutions. The ideal candidate will have a PhD in a relevant field, st ...

    Senior Data Scientist, SC Clearance | High Impact Gov Data

    OB Collective is seeking experienced Data Scientists for senior roles in the Greater London area. The position involves designing end-to-end data science solutions for large-scale government programmes. Candidates should have 5+ years of experience, strong Python/Java skills, and a deep understanding of predicti ...

    Senior Cloud SRE Kubernetes, GCP & CI/CD

    A leading technology firm in Greater London is seeking a Senior Cloud Engineer to contribute technical expertise within a cloud engineering team. This role involves architecting scalable Kubernetes environments on Google Cloud Platform (GCP) and ensuring robust security measures. The ideal candidate will have ex ...

    Senior Platform Engineer: Data Platform & Orchestration

    A leading digital experience platform is looking for a driven Senior Platform Engineer to join their Core Data Team in Greater London. In this role, you will lead the design, development, and deployment of scalable software solutions while collaborating with cross-functional teams. The ideal candidate will have ...

    Senior Data Analytics Lead Hybrid, High Impact Insights

    A global media and technology company is seeking a Senior Analyst to lead the analytics function in London. The role combines analytical expertise with team leadership, focusing on delivering high-impact commercial insights. Candidates should have advanced SQL and Python skills, along with experience in influenc ...

    Senior Principal Data Scientist Aviation AI Leader

    A 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 av ...

    Senior Software Engineer AI/Edge Backend (On site UK)

    A leading AI company in Greater London is seeking a Senior Software Engineer to lead backend and edge/IoT engineering in their Defence business unit. The role requires strong experience in Python and a compiled language, along with robust DevOps skills. You'll collaborate with cross-functional teams to deliver h ...

    Senior ML Engineer – Production LLMs for Global Brands

    A promising AI startup in London is seeking a Senior ML Engineer to design and implement production ML systems for high-profile clients. You will play a crucial role in transforming marketing operations through cutting-edge AI solutions. Ideal candidates possess 4-8 years of experience in ML system development, ...

    AI Driven Product Engineer for Legal Tech Platform

    A pioneering legal services firm in Greater London is seeking a Product Engineer to join their founding engineering team. This role focuses on building client-facing platforms that enhance the legal experience through automation and intuitive design. The ideal candidate will have over three years of experience i ...

    Senior Commercial FP&A Analyst | AI Driven Growth

    A leading digital healthcare company in Greater London is hiring a Senior Financial Analyst to join their Commercial FP&A team. This role merges commercial strategy with technical execution, requiring strong analytical skills and experience in high-intensity environments. Responsibilities include analyzing perfo ...

    Senior Property Data Architect Single Source of Truth

    A leading investment data firm in the Greater London area is seeking a Senior Property Data SME to design and scale a consolidated property database. This role requires extensive experience in data management within real estate, focusing on integrating various datasets into a single source of truth. The ideal ca ...

    Senior Fixed Income Attribution Analyst — Insights & Modelling

    Legal And General Group is seeking a Senior Attribution Analyst to join the Performance & Attribution team in Greater London. In this role, you will deliver high-quality attribution analysis to support various investment strategies while collaborating with colleagues across diverse teams. The ideal candidate sho ...

    Senior Data Analyst EU LIVE Growth & Insights

    TikTok is looking for a Senior Data Analyst to join their LIVE Operations Strategy Team in Greater London, United Kingdom. This role involves analyzing data trends, creating reports, and developing data models to drive strategic decisions. The ideal candidate will have over 5 years of experience in data analysis ...

    AI Driven Customer Support Data Science Lead

    A leading fintech company seeks a Senior Data Science Manager to enhance customer support through innovative AI solutions. The role involves leading a team and collaborating across departments to implement data-driven strategies. Candidates should have over 7 years of experience in data science, with expertise i ...

    Senior Algorithm Engineer – ML Driven Underwriting & Risk

    A leading insurance technology firm in Greater London is seeking a Senior Algorithm Engineer to join their Algorithmic Underwriting team. In this role, you will design and enhance machine learning-enabled products for various insurance classes. You'll work at the intersection of technology and specialty insuranc ...

    Senior Applied Data Scientist – Flexible Hours (12m FTC)

    A global leader in Customer Data Science is seeking a Senior Applied Data Scientist in London. This 12-month FTC role focuses on leveraging advanced technology to deliver impactful solutions for clients, particularly in the retail sector. The ideal candidate will possess strong programming skills in Python and S ...

    Senior Data Test Engineer ETL, Cloud & Automation

    A leading technology consulting group in Greater London seeks a Senior Test Engineer to enhance test automation for cloud data platforms. The role requires deep experience in ETL testing, Python, SQL, and cloud services like AWS and Azure. Responsibilities include designing automated testing frameworks and leadi ...

    Senior Product Data Scientist Growth & Impact (Remote UK)

    A progressive online banking service in the UK is seeking a Senior Product Data Scientist to drive user engagement and enhance decision-making through data analysis. The position offers a competitive salary between £80,000 and £95,000, stock options, and multiple benefits, within a fast-growing, inclusive enviro ...

    Senior Software Engineer Backend

    As a Senior Backend Engineer at OpenAI London, you'll work on the systems that power some of the world's most advanced AI products. You'll build scalable APIs, improve inference infrastructure, and collaborate with AI researchers to bring cutting‑edge models to millions of users. Skills Required </ ...

    Senior Data Scientist, AI Driven Investment Analytics

    Glocomms is seeking a Senior Data Scientist based in London to source, process, and analyze complex datasets. You will collaborate with investment and research teams to deliver actionable insights and build proof-of-concept data products. The ideal candidate will have at least 4 years of data wrangling and stati ...

    Senior Full Stack Engineer for AI/ML Prototyping (London)

    Autodesk is seeking a highly skilled Senior Full Stack Software Engineer to join our London team. In this role, you will develop and maintain both backend and frontend applications while supporting machine learning and AI systems. You'll collaborate with research scientists and ML engineers to rapidly prototype ...

    Senior Data Scientist – Risk Modelling (Hybrid/Remote)

    ADLIB Recruitment | B Corp™ is seeking a Senior Data Scientist based in Greater London. This role focuses on building and enhancing risk models from scratch across multiple areas, including financial, credit, and climate risk. The ideal candidate will have solid experience in risk modeling, excellent programming ...

    Senior Data Engineer, Unified Platform & Data Pipelines

    DRW is seeking a Senior Data Engineer to join our Data Experience team in Greater London. In this role, you will manage and enhance data pipelines, ensuring the quality and stability of data. With over 7 years of experience in data technologies, you will work collaboratively to deliver data solutions that suppor ...

    Data Product Owner: Query Enrichment & Annotations

    Bloomberg L.P. is looking for a Senior Data Management Professional - Data Product Owner - Query Enrichment to enhance their generative AI systems. The candidate will manage annotation programs to ensure data quality meets current client needs. A minimum of 4 years in information management or data analytics is ...

    Senior AI/ML Engineer Hybrid London | Equity & Bonus

    A product-led technology company in London is looking for a Senior AI / Machine Learning Engineer. In this role, you will design, build, and deploy AI-driven systems using state-of-the-art technologies. Candidates should have 4+ years of experience in software engineering or AI, strong skills in Python, and hand ...

    Senior AI Scientist: Synthetic Data & LLMs

    Cint is seeking a Senior Data Scientist based in Greater London to develop advanced AI solutions and lead machine learning projects. The role requires a minimum of five years' experience in data science, a Master's degree in a related field, and expertise in Generative AI and LLMs. Candidates should possess stro ...

    Senior ML Leader Visual Computing for Games (Hybrid)

    PlayStation Network in Greater London is seeking a Lead or Senior Lead: Machine Learning to join the Visual Computing Group. This strategic role focuses on advancing game rendering and streaming through cutting-edge technology. The ideal candidate will manage a high-performance team, coordinate development, and ...

    Front‑Office Risk Lead — Clearing & Derivatives

    ICE in Greater London is seeking a front-office risk manager to oversee risk management practices at a leading clearing house. This role involves extensive collaboration with senior management and requires a Master’s in Mathematical Finance alongside strong experience in risk management. Primary responsibilities ...

    ML Engineer — Equity, 4‑Day Week, London Office

    Digital Waffle in Greater London is seeking a Machine Learning Engineer to join their AI-driven start-up. You will design and deploy ML-powered features, work with Python and TypeScript, and fine-tune NLP models. This position offers a salary of £80,000 - £100,000, equity, and the chance to influence the technic ...

    Senior AI Scientist – Plant Immunity & Gene Editing

    Resurrect Bio in Greater London is seeking a Senior Scientist to assist in developing their FloraFold® AI prediction tool. This hybrid role offers £70-100k salary, share options, and a 10% annual bonus. The ideal candidate has a PhD in a relevant field, strong Python skills, and experience in computational resea ...

    Head of Data Science & AI Strategy

    Zempler Bank is seeking a Head of Data Science to drive the bank's data science vision and strategy from its London Bridge office. This senior leadership role encompasses overseeing machine-learning model development, ensuring compliance with regulatory standards, and leading a high-performing data science funct ...

    Senior Data Scientist, Strategic Finance & Network Modeling

    Relay Technologies in Greater London is hiring a Senior Data Scientist for Strategic Finance to build models that simulate and improve their logistics network's economics. This position demands strong skills in Python and SQL, coupled with financial modelling experience. The candidate will partner closely with f ...

    Senior AI & Synthetic Data Scientist — Lead

    Cint AB is seeking a Senior Data Scientist in Greater London. This role demands expertise in leading data science projects, particularly in developing advanced AI solutions like Large Language Models. You will collaborate with various teams to integrate statistical methodologies and AI capabilities. Candidates s ...

    ML Enablement Lead Practical Data Science Coach

    Cognizant Technology Solutions is seeking an ML Enablement Lead/Senior Applied Data Scientist in London. This role focuses on building machine learning capability within the business by supporting stakeholders new to ML. Responsibilities include coaching, mentoring, and guiding teams through the ML journey while ...

    Senior Applied Scientist, Freight Pricing & Optimization

    Amazon is seeking a Senior Applied Scientist in Greater London to build machine learning and optimization models supporting its external freight business. The role demands 5+ years in model building along with a PhD in a relevant field or commensurate experience. Key tasks include designing scalable products, cr ...

    Senior Full Stack AI Engineer Hybrid

    Fitch Group, Inc. is looking for a Senior Software Engineer, Full Stack - AI in London. This key role involves designing and building ML/AI solutions and developing scalable web applications. Ideal candidates have over 7 years of experience with distributed architecture, strong proficiency in Python, and hands-o ...

    Staff AI Engineer: LLMs & Agent Architect

    Capsa AI, located in Greater London, is seeking Staff / Senior AI Engineers who will own projects from conception to production. Candidates should have 4+ years of software engineering experience with a focus in AI/ML systems. Responsibilities include improving AI agent capabilities, maintaining code quality, an ...

    Senior Data Scientist: Lead ML/LLM & AI Solutions

    Revoco is seeking a Senior Data Scientist to lead advanced modelling projects in Greater London. You will translate business problems into modelling approaches, conduct hypothesis testing, and work with modern ML frameworks. The ideal candidate has a degree in a related field, 5+ years' experience in data scienc ...

    Credit Risk Analytics Lead — Data Science for Growth

    Cleo is seeking a Lead/Senior Data Scientist based in Greater London to measure and improve the performance of their credit products. This hands-on role requires expertise in SQL and Python for analyzing user behavior across millions of users. Key responsibilities include credit risk performance analytics, build ...

    Senior C++ Engineer Real Time AI Edge (Equity)

    Atarus is looking for a Senior C++ Engineer to join a fast-growing AI startup in Greater London. The role focuses on developing applications for processing vision data and integrating machine learning models in real-time systems. Candidates should have over 3 years of experience in C++ and Python, with skills in ...

    Senior Data Engineer: Data & Analytics Platforms

    IBM in Greater London is seeking a Senior Data Engineer for their Data & Analytics Platforms team. This role involves designing robust data pipelines and solutions, collaborating across teams to deliver impactful data and AI services. Candidates should possess strong experience with Python, SQL, and cloud data t ...

    Senior Radar Analyst — Lead Radar Systems & DSP (Travel)

    Carbon60 is seeking a Senior Radar Analyst in Greater London, UK, to play a key role in radar technology development. The successful candidate will leverage their engineering degree and experience with MATLAB and DSP to develop models, implement algorithms, and analyze radar performance. Collaboration with suppl ...

    Senior Research Engineer, Computer Vision & Biometrics

    A biometric technology firm in Greater London seeks a Senior Research Engineer to lead research on computer vision and machine learning models. The role involves developing systems for facial verification and ensuring their robustness against security threats. The ideal candidate has 2-3 years of experience in m ...

    Senior Principal Data Scientist Aviation AI Leader

    A 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 av ...

    Senior Principal Data Scientist Aviation AI Leader

    A 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 av ...

    Senior Software Engineer

    Senior Backend Engineer (Python / Go), London (Hybrid), £100,000 - £120,000 + Bonus • Job Title: Senior Backend Engineer • Salary Range: £100,000–£120,000 + Bonus & Benefits • Location: London | Hybrid Work ...

    Staff Software Engineer Serverless

    We’re looking for a Staff/Senior Software Engineer to technically lead and build Runware’s serverless platform. You’ll be part of a small team working closely with senior leadership to bring a new product line to market.Runware is evolving beyond model APIs into a platform where developers can deploy m ...

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      Senior Python Developer Pythonawsreact London Tech Jobs in United Kingdom Job Search Guide, Trends and Insights