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    Senior Research Engineer Production Conversational AI

    A leading AI technology company in Greater London is seeking a Senior Research Engineer to build industry-leading conversational AI models. The role includes owning multi-quarter initiatives and partnering with engineers on production systems. Ideal candidates will have at least 5 years of experience in AI/ML en ...

    Applied Scientist — AI for Real World Legal & Risk (Hybrid)

    Thomson Reuters is looking for an Applied Scientist to join their AI Research & Development team. The successful candidate will develop and implement machine learning solutions to address complex business challenges across legal, tax, and regulatory domains. Candidates should have a PhD or Master’s in Computer S ...

    Quant Research Engineer Build & Test Trading Strategies

    A financial trading firm in Greater London seeks a research engineer to develop and test trading strategies using Python. The ideal candidate will contribute to building research infrastructure, explore novel market ideas, and collaborate with teammates. A Bachelor’s degree in a relevant field is required. With ...

    Remote First Privacy Engineer Lead & Protect User Data

    DuckDuckGo is looking for a Senior Privacy Engineer to lead complex privacy projects that impact user trust and privacy. This role involves writing effective code in languages such as Go, Node.js, Python, or Perl and maintaining our privacy technology. The ideal candidate will possess leadership skills ...

    Staff Software Engineer Neurosymbolic AI Platform, Equity

    Jack & Jill in Greater London is seeking a Staff Software Engineer to lead the design of a novel neurosymbolic platform. The role involves architecting public APIs and document pipelines for scalable AI applications. The successful candidate will have deep expertise in Python and experience with cloud ...

    Energy Markets Analyst: Power, Gas & LNG Insight

    A leading energy recruitment firm is seeking an Energy Trading Analyst for their London team. The ideal candidate will have experience in power, gas, or LNG markets, with strong analytical and communication skills. This role is suitable for candidates with 2 to 8 years of relevant experience and advanced profici ...

    Senior Cloud/DevOps Engineer – Audit Ready Infra, Observability

    TechTree is seeking a Senior Infrastructure/DevOps Engineer to design and maintain cloud systems vital for compliance and performance. You will drive DevOps initiatives, ensuring audit readiness and high availability while optimizing costs as the company scales. The ideal candidate will have 4–7 years ...

    Remote Director of Engineering – Security & ML Systems

    A global AI/ML security firm seeks an Engineering Director to lead technical teams delivering online security products. The role requires extensive experience in security and machine learning, with proficiency in Python, NodeJS, and systems integration. Responsibilities include managing teams, liaising with stak ...

    Remote Engineering Manager, Ceph & Distributed Storage

    Canonical Group Ltd is seeking an Engineering Manager for Ceph & Distributed Storage. This role focuses on leading a globally distributed team, enhancing their technical skills, and overseeing the development of high-quality software solutions. The ideal candidate will have a strong software engineerin ...

    Senior ML Engineer LLMs & Agentic AI (Hybrid Belfast)

    A leading AI solutions provider in Belfast is looking for a Senior ML / AI Engineer to build impactful systems using Large Language Models. This role involves designing workflows, developing RAG pipelines, and architecting production ML services. Applicants should have robust Python skills and ML experience, par ...

    Junior Trading Data Analyst — Hybrid, Power & Gas Insights

    SmartestEnergy Limited is looking for a Junior Trading Analyst to support our Power & Gas trading teams. You'll transform complex market data into actionable insights, improving the quality and governance of trading data. Your role involves using Python and SQL for data analysis, ensuring accuracy in t ...

    Applied ML Research Engineer — London On Site, Equity

    Oliver Bernard is seeking a Research Engineer in London to bridge research and production in AI, working on cutting-edge technology. The ideal candidate will have a degree in a quantitative field and strong software engineering skills, particularly in Python. This role offers a base salary of up to £15 ...

    Senior Conversational AI Research Engineer — Production

    A leading AI platform company in Greater London is seeking a Senior Research Engineer to develop and implement cutting-edge conversational AI models. This role involves leading research efforts, building end-to-end systems, and integrating new models into production systems. Candidates should have over 5 years o ...

    Remote ML Engineer AI Prototyping & CI/CD

    A digital innovation company in the UK is seeking a Machine Learning Engineer to design, build, and refine AI prototypes. This remote role involves collaboration with engineers and data scientists to create scalable solutions and ensure robust deployment. Ideal candidates have strong ML development skills, exper ...

    Senior AI/ML Engineer: Data Platforms & Model Tuning

    United States Digital Space LLC, based in Greater London, is seeking a software engineer specializing in data optimization and AI technologies. The role involves developing cutting-edge technologies and collaborating across teams to enhance model performance and quality. The ideal candidate will have s ...

    Senior Software Engineer — End to End SaaS for Energy

    Halliburton seeks a Software Engineer at its Landmark division in Abingdon. You will own the full development cycle of software that oil and gas operators depend on for critical decisions. Strong software engineering skills, particularly in Java, C#, and Python, are essential. This role involves workin ...

    Senior Applied AI Engineer — Production RAG & Multi Agent

    Dex is looking for a Foundations Applied AI Engineer to own the development and deployment of critical AI features. You'll work directly with the founders, building and deploying applications in a secure, regulated environment. The ideal candidate has over 5 years of software engineering experience, st ...

    Quantitative Development Intern: Finance & Data Innovation

    Dormont Manufacturing Co is seeking interns for its 2026 program in London. Candidates will develop skills across client-facing roles, financial research, and technical solutions, contributing to substantial projects. This unique opportunity emphasizes strong programming skills in languages like Python ...

    AI Native Analytics Engineer: Automated Insights & Pipelines

    Orgvue is looking for a Data & Insight Engineer to build and own an AI-native analytics environment. The role focuses on developing automated insight pipelines and semantic data models while integrating Snowflake capabilities for optimized analytics. The ideal candidate will have strong SQL skills, exp ...

    Full Stack Engineer — Hybrid (London) Climate Impact

    United States Digital Space LLC is looking for a Full Stack Software Engineer to join Foodsteps in London. You will contribute to the design, development, and support of impactful applications, working closely with cross-functional teams in an agile environment. The ideal candidate is experienced in Py ...

    Investment Analyst: Data Driven Modelling & Market Research

    Hunter Bond is seeking an Investment Analyst to join their team in Greater London. The ideal candidate will possess 1–3 years of relevant experience, with a strong numerical and analytical mindset, and advanced skills in Excel and financial modelling. This role involves assessing investment opportuniti ...

    Quant Market Data Scientist Risk & ML (Hybrid)

    SwiftCruit is seeking a Market Data Quant Specialist based in London. You will leverage data to drive risk management and support high-impact projects while collaborating with experienced teams. The ideal candidate has a Masters/PhD in a numerate field and strong quantitative skills, including Python. ...

    RL Scaling Research Engineer: Large Scale Experiments

    United States Digital Space LLC is seeking a Research Engineer to design and run large-scale experiments in Reinforcement Learning. The role involves debugging complex issues, maintaining benchmarks, and working closely with research and engineering teams. Successful candidates will have strong empiric ...

    Data Center Cooling RL Engineer (Hybrid)

    Wave Recruitment is hiring an ML Engineer - Reinforcement Learning in London. The role involves developing RL agents for optimizing cooling systems in data centres, requiring a practical understanding of physical systems. Candidates should have 3-5 years of experience in deep RL, proficiency in Python, ...

    ML Research Engineer: Open Source Drug Discovery

    Valence Labs in London is seeking Research Engineers at various seniority levels to lead the development of software and AI systems. The role focuses on industrializing scientific discovery through machine learning. Ideal candidates will have strong programming skills, particularly in Python, and a PhD ...

    VP, Treasury Liquidity Analytics — Strategy & Reporting

    A leading global financial services firm is seeking a Treasury Liquidity Analytics Vice President in Greater London. This role focuses on improving liquidity risk management and reporting strategies. Candidates should have strong communication and analytical skills, as well as knowledge of liquidity and funding ...

    Ads ML Engineer — Real Time Personalisation at Scale

    An innovative technology company in London is seeking a Machine Learning Engineer to enhance their advertising products. The ideal candidate will have significant experience in Python coding and machine learning fundamentals, focusing on the end-to-end lifecycle of ML models in a hybrid work environment. Collabo ...

    ML Engineer Intern: Brain Computer Interface & Gen Models

    Tether Operations Limited is at the forefront of AI integrated with brain-computer interface technologies. We seek individuals to develop scalable deep learning algorithms pivotal in decoding brain activity and improving performance in data processing. The ideal candidate is involved in a PhD in a quan ...

    Senior Applied AI Scientist Edge & Secure Deployments

    Lorien is seeking an Applied AI Scientist to design, build, and deploy AI solutions in complex environments. This senior role requires strong problem-solving skills and experience with production-grade Python and GPU hardware. The successful candidate will work independently, translating real-world cha ...

    Director of AI & Intelligent Automation — Hybrid Impact

    PwC UK is seeking a Director for AI & Intelligent Automation in Bristol to define and execute enterprise strategy for AI and automation. This role involves leading teams, overseeing AI solutions' design and deployment, and integrating intelligent automation into business operations while partnering wit ...

    Hybrid Production ML Engineer Scale & Deploy AI Solutions

    Faculty in Greater London is seeking a Machine Learning Engineer to deliver impactful AI solutions for their diverse clients. You will be instrumental in bringing machine learning out of the lab and defining best practices in a collaborative environment. The ideal candidate has strong Python skills, ex ...

    VP of Site Reliability Engineering Scale & Automation

    hackajob is looking for a Vice President – Site Reliability Engineer in London to enhance automated engineering solutions for Production Services. The role demands expertise in full-stack development, with proficiency in Python, Java, React, and Angular. You will collaborate with diverse teams, focusin ...

    Property Catastrophe Analytics & Exposure Analyst

    IQUW Group is looking for an individual to support the Exposure Management Team in developing analytics for their Natural Catastrophe portfolio. This role involves delivering portfolio roll-ups and ensuring data accuracy for Property catastrophe exposures. The ideal candidate will have experience in ca ...

    ML Performance Engineer: Scale Research Compute on GPUs/CPUs

    G-Research is seeking an exceptional ML Performance Engineer to optimise large-scale workloads across GPU and CPU infrastructure in London. The role involves designing and implementing techniques to enhance performance for research workloads. The ideal candidate will have a degree in computer science and extensi ...

    Hybrid Seismic Processing Research Geophysicist

    A global technology company in Crawley is seeking a Research Geophysicist specializing in seismic signal processing. The successful candidate will work within a multidisciplinary team to innovate geophysical processing technology and deliver effective software solutions. Applicants should have a PhD and at least ...

    Principal ML Engineer – Global Speech AI, Hybrid & Flexible

    A leading Speech AI company in Cambridge is looking for a Principal Machine Learning Engineer. You will develop and optimize machine learning models, integrating advanced techniques and mentoring engineers. The ideal candidate has deep expertise in machine learning stacks, Python, and experience in deploying sca ...

    ML Engineer & Client Facing AI Solutions Lead (Hybrid)

    A leading data consultancy in the UK is seeking a Machine Learning Engineer to develop and optimize AI solutions. You will work with Python, build models, and leverage cloud platforms to enhance business outcomes. Ideal candidates have 1-3 years experience in ML, strong programming skills, and the ability to com ...

    Principal ML Engineer — Sports AI & Personalisation

    5V Video in West London is seeking a Principal Machine Learning Engineer for a freelance 6-month contract. This role involves shaping large-scale ML systems for live sports, focusing on real-time insights, low-latency inference systems, and cloud-native AI platforms. Ideal candidates will have strong ML experien ...

    Real Time Energy ML Engineer for Emissions Impact

    Linkedin is seeking a Machine Learning Engineer based in Greater London to work on real-time energy optimisation using Python and machine learning. This full-time role involves taking ownership of technical challenges and building software aimed at reducing emissions. Ideal candidates should be proficient in pro ...

    Head of Fixed Income ETF Trading

    Stars Arena is looking for a Fixed Income ETF Trader / Head of Desk in London, United Kingdom. This role offers a competitive compensation package and a full-time position in a growing trading business. Ideal candidates will have experience at a bank, fund, or proprietary trading shop, with a strong understandin ...

    Senior ML Research Engineer Scale Pipelines & Prototypes

    A forward-thinking AI company is looking for a Research Engineer in Greater London. The role involves supporting researchers with large-scale ML pipelines, integrating cutting-edge research with production, and designing ML algorithms in Python. Candidates with a Master's or PhD in Computer Science and 4+ years ...

    Europe Real Estate Alternatives Risk Analyst/Associate

    JPMorgan Chase is seeking an Asset Management – Alternatives Investment Risk Analyst/Associate in London. In this role, you'll manage investment risks in Europe Real Estate, collaborating with investment teams to enhance risk oversight. We're searching for a candidate with a Bachelor's degree, experien ...

    Europe Real Estate Alternatives Risk Analyst/Associate

    JPMorgan Chase & Co. is seeking an Asset Management – Alternatives Investment Risk Analyst/Associate in London. This role focuses on managing investment risks across Europe Real Estate portfolios and involves rigorous analysis and teamwork. The successful candidate will support proactive risk managemen ...

    Full Stack ML Engineer: Build & Deploy Intelligent Apps

    LexisNexis Risk Solutions in Greater London seeks a Full-Stack Machine Learning Engineer to build and deploy ML-powered tools for fraud and identity analytics. The role includes developing APIs, integrating ML models, and collaborating across teams. Ideal candidates have over 4 years of relevant experi ...

    Market Regulation Data & Surveillance Analyst

    A global financial services company is seeking a Market Regulation Analyst to enhance compliance controls through data analysis. The role involves analyzing trading datasets, improving market regulation processes, and strong programming skills in SQL and Python are essential. Ideal candidates will have a relevan ...

    VP, EMEA Corporate Banking P&A: Strategy & Impact

    A global financial services leader is seeking a Vice President in Global Corporate Banking to drive financial strategy across the firm. This role involves leading comprehensive financial planning, collaborating with senior managers, and shaping the future of financial analysis. Candidates should have a degree in ...

    Client‑Facing Senior Data Scientist & ML Leader (SC Cleared)

    A leading consultancy in Data and Cyber Security in London is looking for a Senior Data Scientist. In this role, you will serve as the main point of contact for major clients, providing technical leadership and creating solutions to business problems. The ideal candidate will have extensive experience in Python, ...

    Senior ML Engineer — Production Grade AI, Hybrid & Impact

    A leading AI consultancy in the UK seeks a Machine Learning Engineer to develop impactful AI solutions for clients. The role involves building production-grade ML software, collaborating with cross-functional teams, and operationalising models using tools like TensorFlow and PyTorch. The ideal candidate will hav ...

    ML Engineer II — AI for Travel Tech (Manchester)

    A leading global business travel company seeks a Machine Learning Engineer II in Manchester. The role involves designing, building, and optimizing AI systems for business impacts. Candidates should have robust experience in AI techniques, statistical modeling, and strong coding skills in Python. The company offe ...

    Head of AI Driven GTM Systems

    A cutting-edge technology firm in the UK seeks a Head of Engineering to lead transition to AI-driven systems. The role involves designing scalable architecture, mentoring engineers, and managing GTM systems. The ideal candidate possesses a strong background in automation, proficiency in Python, and experience in ...

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