Research Engineer, Machine Learning (RL Velocity)

Company IconHumanloop
Location IconLondon

Overview In this role you will help build and improve the RL training infrastructure that underpins Anthropic’s research program, removing bottlenecks and enabling researchers to ship better models faster. You’ll work closely with resea...Read More>>.

Posted: September 30th, 2026
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AI Research Engineer, Pre-Training

Company IconHudson River Trading
Location IconLondon

Overview As an AI Research Engineer (Pre-training) on the HAIL team, you will advance large-scale model training for market-focused foundation models. You’ll collaborate with researchers to co-design, optimize training systems, and scale...Read More>>.

Posted: October 1st, 2026
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Research Engineer, Energy Grids, Sustainability, DeepMind

Company IconGoogle
Location IconLondon

Overview As a Research Engineer at Google DeepMind, you help solve sequential decision-making problems under uncertainty for power grids. You work at the intersection of science and software engineering, running experiments, prototyping arc...Read More>>.

Posted: October 1st, 2026
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Applied AIML Lead Research Engineer

Company IconJP Morgan Chase
Location IconGlasgow

Overview In this VP-level role, you lead applied AI research to build production-ready capabilities for the IPB AIML team. You evaluate open-source LLMs, fine-tune models, and explore efficient inference and multimodal methods, translating...Read More>>.

Posted: October 1st, 2026
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Research Engineer, RL Scaling Science

Company IconHumanloop
Location IconLondon

Overview As a Research Engineer on Anthropic’s RL Scaling Science team, you design and run large-scale RL experiments to understand how horizon, compute, and model size affect performance. You translate findings into production training r...Read More>>.

Posted: October 1st, 2026
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Research Engineer (LLM Performance), London

Company IconIsomorphic Labs
Location IconLondon

Overview In this role you will advance frontier AI applied to drug design, helping to scale foundational models and optimize performance for real-world biomedical programs. You will work within an interdisciplinary team to translate researc...Read More>>.

Posted: October 1st, 2026
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Research Engineer, Machine Learning (Reinforcement Learning)

Company IconHumanloop
Location IconLondon

Overview In this role you will co-develop reinforcement learning capabilities for large language models, balancing research exploration with robust engineering. You’ll help build scalable RL infrastructure, create test environments, and p...Read More>>.

Posted: October 1st, 2026
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Senior Research Engineer

Company IconSeer
Location IconLondon

Seer are currently partnered with a generative AI company who are searching for 'Senior Research Engineers' with strong software engineering experience to help build and scale cutting-edge LLM-based applications. This role is idea...Read More>>.

Posted: June 6th, 2026
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Research Engineer - ML

Company IconHarnham
Location IconLondon

OverviewWe're looking for a research-focused ML engineer to design and run experiments that improve large-scale generative models. You'll explore new ideas from recent research, run ablation studies, and help integrate insights into pr...Read More>>.

Posted: June 6th, 2026
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Infrastructure Research Engineer

Company IconEuropean Tech Recruit
Location IconCity of Edinburgh

2 days ago Be among the first 25 applicantsDirect message the job poster from European Tech RecruitPrincipal Consultant | Software Engineering, AI & CV/ML, Semiconductors & ElectronicsInfrastructure Research Engineer...Read More>>.

Posted: June 6th, 2026
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ML Research Engineer

Company IconAeris-UK
Location IconLondon

We are seeking a highly skilled, motivated and proactive ML Research Engineer to join our dynamic team. In this role, you will be responsible for building and optimizing complex simulation environments to facilitate the training of machine lear...Read More>>.

Posted: June 6th, 2026
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Research Engineer - Graphics

Company IconSpAItial AI
Location IconLondon

SpAItial is pioneering the next generation of World Models, pushing the boundaries of generative AI, computer vision, and the simulation of reality. We are moving beyond 2D pixels to build models that natively understand the physics and geometr...Read More>>.

Posted: June 12th, 2026
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Research Scientist / Research Engineer

Company Iconadaption
Location IconLondon

Our Research Principles Sweat the details. Technical excellence requires obsessing over every detail. We co-design serving, algorithms, and interface as one system to maximize efficiency and enable real-time adaptation....Read More>>.

Posted: June 12th, 2026
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Research and Development Engineer - Gloucestershire

Company IconMechanicaldesigndirectory
Location Icon

Research and Development Engineer - Gloucestershire Research and Development Engineer - Gloucestershire - £25,000 - £30,000 per annum Due to continued growth a Gloucestershire manufacturer has an opportunity for an ambitious e...Read More>>.

Posted: June 19th, 2026
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AI Research Engineer

Company IconPostHog Enterprise
Location IconLondon

...Read More>>.

Posted: July 7th, 2026
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Research Engineer, Data Infrastructure

Company IconMistral
Location IconLondon

About Mistral Mistral provides full‑stack AI solutions: from frontier models to developer tools, applications, and compute. We partner with enterprises tackling the hardest problems—across high‑stakes industries like finance, man...Read More>>.

Posted: July 14th, 2026
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AI Research Engineer

Company IconEngineersOfAI
Location IconBristol

About GraphcoreAt Graphcore, we’re building the future of AI compute. We’re a team of semiconductor, software and AI experts, with deep experience in creating the complete AI compute stack - from silicon and software to infr...Read More>>.

Posted: July 20th, 2026
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Machine Learning Research Engineer

Company IconLuminance
Location IconCambridge

This is a fantastic opportunity to join market-leading UK AI company, Luminance. Named in Tech Nation’s prestigious Future Fifty list and the recipient of two Queen’s Awards, Luminance is the world’s most advanced AI technology which is d...Read More>>.

Posted: July 25th, 2026
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ML Research Engineer

Company IconCircadia Health
Location IconLondon

Position Overview As an ML Research Engineer at Circadia Health, you will research, design, and build the next generation of models and algorithms that power our clinical monitoring platform. Circadia's devices use radar to cont...Read More>>.

Posted: July 28th, 2026
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Research Engineer in Data

Company IconSynthesia
Location IconLondon

Welcome to the video first worldFrom your everyday PowerPoint presentations to Hollywood movies, AI will transform the way we create and consume content. Today, people want to watch and listen, not read — both at home and at work. If...Read More>>.

Posted: July 29th, 2026
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AI Research Engineer

Company IconArva AI
Location IconLondon

Location: In person, Central London, 4-5 days in officeType: Full-TimeNB: We are able to sponsor visasNote on Salary: For exceptional candidates with strong product impact and relevant experience...Read More>>.

Posted: August 7th, 2026
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AI Research Engineer

Company IconGraphcore
Location IconLondon

About Graphcore At Graphcore, we’re building the future of AI compute. We’re a team of semiconductor, software and AI experts, with deep experience in creating the complete AI compute stack - from silicon and software to inf...Read More>>.

Posted: August 7th, 2026
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AI Vulnerability Research Engineer

Company IconWatchTowr Pte. Ltd.
Location IconLondon

But what’s the role? We’re looking for someone who sits at the intersection of offensive security, AI, and relentless experimentation. You’ll build production-quality tooling and push the boundaries of how LLMs can...Read More>>.

Posted: August 11th, 2026
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AI Research Engineer, Post-Training

Company IconLovable
Location IconLondon

TL;DR:Lovable lets over 2 million people build software using plain language, and the models behind it need to be exceptional. We're hiring an engineer who has gotten their hands dirty with post-training at scale and wants to do it...Read More>>.

Posted: September 3rd, 2026
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Hardware-Aware AI Research Engineer

Company IconGraphcore
Location Icon

Graphcore in the UK is hiring a Research Engineer to advance AI research, combining machine learning expertise with practical engineering to deliver scalable AI solutions.You will work with researchers, silicon and software engineers to pro...Read More>>.

Posted: September 3rd, 2026
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Senior Research Engineer, ML Lead, Health Frontiers

Company IconGoogle Inc.
Location IconLondon

Share Senior Research Engineer, ML Lead, Health Frontiers Google London, UK Mid Experience driving progress, solving problems, and mentoring more junior team members; deeper expertise and applied knowledge within relevan...Read More>>.

Posted: September 4th, 2026
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ML Lead Research Engineer — Health Frontiers

Company IconGoogle Inc.
Location IconLondon

Google London is seeking a Mid-level Senior Research Engineer to advance health-focused foundation models. You will design, train, and evaluate ML models, own the experimentation loop, and build scalable evaluation systems for multimodal data....Read More>>.

Posted: September 4th, 2026
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Foundation Models Research Engineer – Data-Driven AI Lab

Company IconEllison Institute of Technology Oxford
Location IconOxford

Ellison Institute is seeking a senior researcher to advance foundation models for autonomous laboratory workflows in Oxford. You will examine how data, model architecture, and training stages influence end-to-end scientific performance and guide p...Read More>>.

Posted: September 5th, 2026
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Automation Development Engineer

Company IconPioneer Selection
Location IconSkelmersdale

AUTOMATION SUPPORT ENGINEERJob Title: Automation Support EngineerLocation: SkelmersdaleSalary: Up to £70,000Shift: Monday - Friday - DaysJob Role of the Automation Support Engineer.We are offering a fa...Read More>>.

Posted: September 5th, 2026
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Research Engineer

Company IconEuroPython
Location IconLondon

Hudson River Trading (HRT) is a quantitative trading firm at the forefront of technological innovation. We build and deploy cutting-edge systems within one of the world’s most advanced computing environments to power our global trading operation...Read More>>.

Posted: September 26th, 2026
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AI Research Engineer

Company Iconhash
Location IconLondon

About HASHAt HASH, we're building infrastructure to solve information failure and help everybody make the right decisions. Our open-source platform helps firms integrate both structured and unstructured information into knowledge graph...Read More>>.

Posted: September 29th, 2026
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Machine Learning Research Engineer

Company IconKnauf Energy Solutions
Location IconLondon

Would you thrive in a fast-scaling business, solving novel problems in collaborative teams? Are you interested in developing machine learning models for difficult green-field problems? If so, you could be the person we are searching for....Read More>>.

Posted: October 1st, 2026
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Alignment Red Team - Research Engineer/Research Scientist

Company IconAI Security Institute (AISI)
Location IconLondon

About The AI Security Institute The AI Security Institute is the world's largest and best-funded team dedicated to understanding advanced AI risks and translating that knowledge into action. We’re in the heart of the UK government wi...Read More>>.

Posted: October 1st, 2026
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Frontier AI Security Research Engineer

Company IconAI Security Institute
Location IconLondon

AI Security Institute in London is seeking a Research Engineer/Scientist for the Control Red Team to advance AI safety through rigorous ML experimentation and adversarial testing. You will design studies, implement attacks, and help quantify how w...Read More>>.

Posted: October 1st, 2026
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Control Red Team - Research Engineer/Research Scientist

Company IconAI Security Institute
Location IconLondon

Control Red Team - Research Engineer/Research Scientist London, UK About the AI Security Institute The AI Security Institute is the world's largest and best-funded team dedicated to understanding advanced AI risks and t...Read More>>.

Posted: October 1st, 2026
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Misuse Red Team - Research Engineer/Research Scientist

Company IconAI Security Institute
Location IconLondon

Misuse Red Team - Research Engineer/Research Scientist London, UK About the AI Security Institute The AI Security Institute is the world's largest and best-funded team dedicated to understanding advanced AI risks and tr...Read More>>.

Posted: October 1st, 2026
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Research Engineer, Energy Grids, Sustainability, DeepMind

Company IconDeepMind Technologies Limited
Location IconLondon

Minimum qualifications Bachelor's degree or equivalent practical experience. 3 years of experience in reinforcement learning or optimal control. 3 years of experience in software engineering. 3 years of ex...Read More>>.

Posted: October 1st, 2026
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Quantitative Research Engineer: Build Fast, Trading-Ready Systems

Company IconDRW Holdings, LLC
Location IconGreenwich

DRW seeks a Research Engineer for our Greenwich, CT office to join a fast-moving team of technologists, researchers and traders. You will implement research studies, simulate strategies, and build robust engineering solutions embedded with traders...Read More>>.

Posted: October 3rd, 2026
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Senior Process Development Engineer

Company IconPlessey
Location IconPlymouth

Senior Process Development Engineer Department: R&D Employment Type: Full Time Location: Plymouth Description Join a fast-growing Process Development team at the forefront of MicroLED and...Read More>>.

Posted: October 3rd, 2026
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Software Development Engineer, Ring

Company IconAmazon Inc.
Location IconCambridge

Job ID: 10563649 | Evi Technologies Limited The RBKS Developer Experience (DevX) team is looking for a Software Development Engineer to help Ring and Blink device software teams deliver high quality firmware faster. You'll build tools that...Read More>>.

Posted: October 3rd, 2026
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AI Geometry Development Engineer

Company IconDassault Systèmes
Location IconCambridge

As an AI Geometry Development Engineer, you will be part of the team responsible for developing geometric algorithms and solvers for Dassault Systèmes’ MODSIM solutions, which aim to unify modelling and simulation workflows within the 3DExperie...Read More>>.

Posted: October 3rd, 2026
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Research Engineer: Generative AI & ML Systems (Hybrid)

Company IconPrinciple HR
Location IconLondon

Principle HR in London is seeking a Research Engineer to advance AI research and ML systems. The role blends hands-on engineering with rigorous experimentation on large models, reinforcement learning, synthetic data, and multi-agent setups....Read More>>.

Posted: September 13th, 2026
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Research Software Engineer

Company IconMoody's Corporation
Location IconLondon

Full Stack Engineer (ML Ops)London, UK FinTech · Banking · FinanceSkills & ExperienceJob roles: Full Stack Experience level: Mid, Senior Core skills considered: Java, React, Redux, AWS, JavaScriptLogistics...Read More>>.

Posted: September 21st, 2026
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Operational Development Engineer

Company IconRullion Managed Services
Location IconLondon

Job Purpose / Overview To provide professional, high quality engineering support to the HPC Project on behalf of the Plant Configuration Function of the NNB Technical Directorate and to ensure that the proposed design is compliant with...Read More>>.

Posted: September 22nd, 2026
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Senior ML Research Engineer (up to £145k + Equity)

Company IconZettafleet
Location IconLondon

Role:Senior Machine Learning Research EngineerLocation:London (On-site; Liverpool Street)Employment Type:Full-time and PermanentRemuneration:£120–145k Base Salary + Discretionary Bonus +...Read More>>.

Posted: October 2nd, 2026
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Development Engineer

Company IconStrata Consulting Limited
Location IconTamworth

Join a 5 National Housebuilder – We’re Hiring a Development Engineer! Are you an engineer ready to make an impact? Here’s your chance to work for a 5 rated national housebuilder, delivering high-quality homes a...Read More>>.

Posted: October 2nd, 2026
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Research Software Engineer

Company IconECM Selection (Holdings) Limited
Location IconLondon

Cybersecurity, networking/comms, LLM tools development, Python software engineeringA premier research organisation is seeking a skilled individual to work in R&D at the intersection of LLM agent development and cybersecurity. This 12 mont...Read More>>.

Posted: October 3rd, 2026
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Research Software Engineer

Company IconECM Selection
Location IconLondon

A premier research organisation is seeking a skilled individual to work in R&D at the intersection of LLM agent development and cybersecurity. This 12 month contract, which may be extended, offers the chance to pursue the use of AI to obviate vuln...Read More>>.

Posted: October 3rd, 2026
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Automation Development Engineer

Company IconUnternehmensgruppe Theo Müller
Location IconSkelmersdale

Select how often (in days) to receive an alert: Create Alert Are you passionate about automation and innovation? Do you thrive in a fast-paced FMCG environment where your technical expertise can make a real impact? Müller is...Read More>>.

Posted: October 3rd, 2026
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Product Test Development Engineer

Company IconCopello
Location IconGlenrothes

Senior Product Test Development EngineerGlenrothes or Livingston (4 days p/week on site) - 12 Month contract (Inside IR35) – BPSS RequiredCopello are working with a leading defence and aerospace company operating across the Unite...Read More>>.

Posted: October 3rd, 2026
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