LLM Research Engineer – Foundational AI & Data Pipelines

Company IconThomson Reuters
Location IconLondon

A global information provider is seeking a Machine Learning Research Engineer to join their innovative team. This role involves designing robust systems for training and evaluating large language models as well as collaborating with world-class resea...Read More>>.

Posted: June 6th, 2026
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ML Research Engineer: Generative Models & Scalable Training

Company IconHarnham
Location IconLondon

A leading data science recruitment firm in London seeks a research-focused ML engineer to design and conduct experiments aimed at enhancing large-scale generative models. The role involves implementing ideas from research into production-ready pipeli...Read More>>.

Posted: June 6th, 2026
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RL Research Engineer: Safe, Scalable AI Systems

Company IconAnthropic
Location IconLondon

Anthropic is seeking a Research Engineer specializing in Reinforcement Learning to advance large language model capabilities. This role involves collaborative research and engineering, focused on optimizing core reinforcement learning infrastructure...Read More>>.

Posted: June 6th, 2026
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Research Engineer: ML for Life Sciences & Protein Design

Company IconInstaDeep
Location IconLondon

InstaDeep is looking for Research Engineers to join our Research Team in London, working at the intersection of machine learning and life sciences. Our in-house Research Team aims to build foundational expertise and develops the next-generation...Read More>>.

Posted: June 6th, 2026
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Reinforcement Learning Research Engineer: Scalable, Safe AI

Company IconAlcides Fonseca
Location IconLondon

A public benefit corporation in London is looking for a Research Engineer to advance reinforcement learning AI capabilities. This role demands collaboration with diverse teams and involves both research and engineering at the forefront of AI developm...Read More>>.

Posted: June 6th, 2026
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Research Engineer, ML — Advancing RL & AI for Science

Company IconHuawei Technologies Research & Development (UK) Ltd
Location IconLondon

A leading tech research organization in Greater London is seeking a skilled Machine Learning Engineer to join their Reinforcement Learning Team. This role focuses on advancing AI through original research and developing cutting-edge algorithms that c...Read More>>.

Posted: June 6th, 2026
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ML Research Engineer: Open-Source Drug Discovery

Company IconValence Labs
Location IconLondon

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 hav...Read More>>.

Posted: June 6th, 2026
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Senior AI Research Engineer - Ocean Data & Models

Company IconNational Oceanography Centre
Location IconSouthampton

A leading oceanographic research institution in the UK is looking for an AI Research Software Engineer to develop AI infrastructure and models that advance marine sciences. This full-time role offers the opportunity to lead teams and work within a vi...Read More>>.

Posted: June 6th, 2026
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Principal Research Engineer – Distributed AI & Data Sharing

Company IconToshiba EMEA
Location IconBristol

Toshiba EMEA is seeking a Principal Research Engineer/Research Fellow to lead in developing technologies for distributed data sharing and AI. This role at the Bristol Research & Innovation Laboratory focuses on innovative solutions utilizing cloud an...Read More>>.

Posted: June 6th, 2026
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Cloud Security Research Engineer: Innovate Detection Systems

Company IconWiz, Inc.
Location IconLondon

A leading cloud security provider in Greater London is seeking a Cloud Security Research Engineer to safeguard customer environments from cyber threats. In this pivotal role, you'll innovate detection mechanisms and conduct deep analyses of CSP APIs....Read More>>.

Posted: June 6th, 2026
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Staff ML Research Engineer – Scalable AI for Physics

Company IconPhysicsX Ltd
Location IconLondon

PhysicsX Ltd is seeking a Staff Machine Learning Software Engineer to join their team in London, UK. This role involves shaping the research strategy and culture, delivering key outcomes in collaboration with engineers and scientists, and working on...Read More>>.

Posted: June 6th, 2026
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Cloud Security Research Engineer: Advanced Threat Detection

Company IconWiz
Location IconLondon

Wiz is seeking a Cloud Security Research Engineer to join its Product team in Greater London. This role involves researching, developing, and implementing advanced detection mechanisms to protect customers' cloud environments. Candidates should have...Read More>>.

Posted: June 6th, 2026
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Research Engineer, Pretraining — Lead Scalable LLM Training

Company IconAnthropic
Location IconLondon

Anthropic is seeking a researcher to advance AI systems focused on model architecture and algorithms. The ideal candidate will hold an advanced degree in a relevant field and possess strong software engineering skills. Responsibilities include conduc...Read More>>.

Posted: June 6th, 2026
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Senior Research Engineer (LLM Post-Training £300k)

Company IconDex
Location IconLondon

Location: London, 5 days in officeSalary: Up to £300,000 + EquityThe roleSenior research engineer experienced in post‑training large language models, with a focus on scaling, RLHF, DPO, reward modelling,...Read More>>.

Posted: June 6th, 2026
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Quant Research Engineer - Build & Test Trading Strategies

Company IconAnsatz Capital
Location IconLondon

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 teamma...Read More>>.

Posted: June 6th, 2026
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Senior Multimodal ML Research Engineer for Drug Discovery

Company IconValence Labs
Location IconLondon

About the roleWe’re seeking an experienced Research Engineer to shape and lead the development of software and AI systems that will help in our mission of industrializing scientific discovery to radically improve lives. We're looking f...Read More>>.

Posted: June 6th, 2026
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Onsite HPC Research Engineer: Linux & Slurm Expert

Company IconLinuxRecruit
Location IconLondon

A leading research organization in the City of London is seeking a skilled HPC research engineer to manage large-scale infrastructure. This onsite role requires expertise in Linux systems and High-Performance Computing. You will work with researchers...Read More>>.

Posted: June 6th, 2026
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Image Quality Metric (IQM) Research Engineer (Contractor)

Company IconHuawei Technologies Research & Development (UK) Ltd
Location IconCambridge

About Huawei Research and Development UK Limited Founded in 1987, Huawei is a leading global provider of information and communications technology (ICT) infrastructure and smart devices. We have 207,000 employees and operate in ov...Read More>>.

Posted: June 6th, 2026
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Senior AI Research Engineer - Hardware‑Aware ML

Company IconGraphcore
Location IconBristol

Graphcore in Cambridge is seeking a Research Engineer to enhance AI research through innovative ideas and hardware-software collaboration. You will utilize your machine learning experience and programming skills to develop scalable AI solutions and c...Read More>>.

Posted: June 6th, 2026
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BioAI Research Engineer: Protein Design & Vaccine Modelling

Company IconInstaDeep
Location IconLondon

In the BioAI department, we advance the boundaries of healthcare and medical science through a combination of biology and artificial intelligence expertise. We are expanding a portfolio of successful initiatives across drug discovery, design, a...Read More>>.

Posted: June 6th, 2026
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Founding Applied Research Engineer – AI Knowledge Graphs

Company IconArrows
Location IconLondon

A pioneering tech start-up in London is seeking a Founding Applied Research Engineer to design knowledge graphs and build advanced information retrieval systems. This role offers the opportunity to influence foundational AI technology within a small,...Read More>>.

Posted: June 6th, 2026
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Research Engineer: Post-Training Coding Agents for Enterprise

Company IconSonar
Location IconLondon

Sonar is seeking an ambitious research engineer to join its innovative team in Greater London. This role focuses on developing enterprise-grade coding agents using the latest machine learning techniques, including post-training of AI models. The idea...Read More>>.

Posted: June 6th, 2026
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ML/Quant Research Engineer — Production Systems (London)

Company IconDex
Location IconLondon

Dex is seeking a ML / Quant Research Engineer in London, working five days a week in-office. You will apply machine learning and statistical methods to financial data, including building and deploying production ML systems. Ideal candidates have a st...Read More>>.

Posted: June 6th, 2026
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Senior ML Research Engineer - Hybrid & High-Impact

Company IconThomson Reuters
Location IconLondon

Thomson Reuters is looking for a Senior Research Engineer to develop and deliver high-quality software solutions, focusing on machine learning and data processing pipelines. The ideal candidate will have over 5 years of software engineering experienc...Read More>>.

Posted: June 6th, 2026
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Staff Research Engineer, Post-Training Diffusion for Video

Company IconSynthesia
Location IconLondon

Synthesia, located in Greater London, seeks a Staff Research Engineer to join its R&D team focusing on generative AI and creating life-like Synthetic humans. The role involves applying DPO to pre-trained models, adapting capabilities, and improving e...Read More>>.

Posted: June 6th, 2026
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Research Engineer, Discovery Team — Prototyping & Scalable ML

Company IconGoogle DeepMind
Location IconLondon

Google DeepMind is seeking Research Engineers to expand their team in Greater London. This role involves working on diverse research projects alongside Research Scientists and Software Engineers, where you'll develop prototypes, scale algorithms,...Read More>>.

Posted: June 6th, 2026
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Applied ML Research Engineer — London On-Site, Equity

Company IconOliver Bernard
Location IconLondon

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, particularl...Read More>>.

Posted: June 6th, 2026
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Research Engineer: Computational AI (Python, NLP) London

Company IconOliver Bernard
Location IconLondon

Oliver Bernard is seeking a Research Engineer specializing in Computational Science to join their team in Greater London. The ideal candidate should have a strong background in Python, NLP, and Deep Learning, and be comfortable with both research...Read More>>.

Posted: June 6th, 2026
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Senior ML Research Engineer - Scale Pipelines & Prototypes

Company IconNLP PEOPLE
Location IconLondon

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. Cand...Read More>>.

Posted: June 8th, 2026
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Senior AI Product & Research Engineer — Remote & Impact

Company IconVersion-1
Location IconNewcastle upon Tyne

Version 1 in Newcastle upon Tyne is looking for a Senior AI Product & Research Engineer to design and scale enterprise-grade AI products. The ideal candidate has 8-12 years of experience, deep technical expertise, and a strong intuition for produc...Read More>>.

Posted: June 17th, 2026
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Security Research Engineer - DV Cleared, Frontline Cyber

Company IconSearchability NS&D
Location IconSouthampton

Searchability NS&D is seeking a Security Research Engineer based in Southampton, UK, offering a salary of up to £95,000 depending on experience, along with a bonus package. This onsite role requires active DV clearance and focuses on advanced cyb...Read More>>.

Posted: June 11th, 2026
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Research Engineer, ML for Molecular Design & Drug Discovery

Company IconCT19
Location IconLondon

CT19 is seeking a Research Engineer to develop machine learning solutions for drug discovery, contributing to a multidisciplinary team. This role focuses on transforming cutting-edge research into scalable products, requiring commercial experience...Read More>>.

Posted: June 13th, 2026
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AI Security Research Engineer – Cloud Threat Detection

Company IconMaze
Location IconLondon

Maze is looking for a Security Research Engineer to join our cutting-edge team. You will define real security risks in AI-powered vulnerability detection, leading labeling operations and contributing to product development. This role emphasizes cl...Read More>>.

Posted: June 13th, 2026
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World-Model Robotics Research Engineer for Synthetic Data

Company IconMiraxis AI
Location Icon

Miraxis AI in the United Kingdom seeks a Robotics Research Engineer to enhance their robotics data platform. The role focuses on applied research and production integration involving egocentric video, latent video representations, and synthetic da...Read More>>.

Posted: June 13th, 2026
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Lead AI Research Engineer — Scalable ML & Impact

Company IconThomson Reuters
Location IconLondon

Thomson Reuters is hiring a Lead Research Engineer to innovate solutions using AI and ML. This role involves developing scalable ML systems and collaborating with cross-functional teams.The ideal candidate will have over 8 years of experien...Read More>>.

Posted: June 13th, 2026
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Senior Research Engineer: AI Agents & LLM Systems

Company IconSynthesia
Location Icon

Synthesia in the United Kingdom is seeking an experienced software engineer to drive the development of Agentic AI Agents, focusing on delivering impactful features. The ideal candidate will have at least 7 years of software engineering experience...Read More>>.

Posted: June 13th, 2026
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AI Research Engineer: Scale ML for Learning Solutions

Company IconCambridge University Press & Assessment
Location IconCambridge

Cambridge University Press & Assessment is seeking a Machine Learning Research Engineer to join their innovative Applied AI team. This is a hybrid position requiring collaboration in the office for about 40-60% of the time, focusing on developing...Read More>>.

Posted: June 14th, 2026
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Senior Research Engineer - Composite Manufacturing R&D

Company IconGKN Aerospace
Location IconBristol

GKN Aerospace in Bristol is seeking a Senior Research Engineer specializing in advanced composite manufacturing processes. This role involves contributing to project strategy, managing delivery schedules, and leading development activities to enha...Read More>>.

Posted: June 15th, 2026
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Principal Research Engineer: End-to-End Generative Video

Company IconSynthesia
Location IconLondon

Synthesia is seeking a Principal Research Engineer to lead the full technical stack for offline video generation. You'll manage a team and influence the strategy for producing high-quality models. The ideal candidate must have extensive experience...Read More>>.

Posted: June 16th, 2026
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Research Engineer – Multi-Agent Learning & Scalable AI

Company IconGOOGLE
Location IconLondon

GOOGLE is seeking a research-focused Software Engineer in Greater London. This role involves contributing to AI-related projects, building simulation platforms, and collaborating closely with Research Scientists.The ideal candidate will hav...Read More>>.

Posted: June 16th, 2026
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Senior Research Engineer — Agentic AI for Design & Making

Company IconAutodesk
Location IconLondon

Autodesk is seeking a Senior Research Engineer to join their London-based team, focusing on advancing the future of design through applied research in frontier AI technology.This role involves direct engagement in prototype creation and exp...Read More>>.

Posted: June 16th, 2026
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Systems Research Engineer: AI Infra & Scalable Serving

Company IconEuropean Tech Recruit
Location IconCity of Edinburgh

European Tech Recruit is working with a leading telecommunications company in Edinburgh to find a Systems Research Engineer. The role focuses on developing innovative AI and data centre systems through research and engineering.Ideal candida...Read More>>.

Posted: June 20th, 2026
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Hybrid London CV Research Engineer 3D Reconstruction

Company IconNiantic Spatial
Location IconLondon

Niantic Spatial is seeking a Computer Vision Research Engineer to join their innovative team in London, focusing on cutting-edge 3D reconstruction technology. You will be responsible for conducting original research and implementing advanced algor...Read More>>.

Posted: June 21st, 2026
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AI Research Engineer: ML, NLP & Data Pipelines

Company IconGravity Engineering Services Pvt Ltd.
Location IconLondon

Gravity Engineering Services Pvt Ltd. is seeking a talented professional to design and implement advanced machine learning models that enhance data generation. This role involves collaboration with diverse teams to adapt research into effective pr...Read More>>.

Posted: June 22nd, 2026
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Advanced Research Engineer - Mechanical Engineer (Process Systems)

Company IconMTC - Manufacturing Technology Centre
Location IconCoventry

...Read More>>.

Posted: June 23rd, 2026
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Founding AI Research Engineer - Personalised AI Systems

Company IconCatapult
Location IconLondon

Catapult is looking for a founding AI research engineer to lead our AI direction and work on complex retrieval systems. The ideal candidate will bring over 5 years of relevant experience and a deep understanding of NLP and AI, focusing on building...Read More>>.

Posted: June 26th, 2026
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Research Engineer, Multi-Agent Learning & Scalable AI

Company IconGoogle DeepMind
Location IconLondon

Google DeepMind is looking for a Software Engineer focused on AI research, with responsibilities including developing multi-agent learning algorithms and building large-scale simulations. Ideal candidates will have a strong background in software...Read More>>.

Posted: June 26th, 2026
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AI Research Engineer: Multi-Modal & LLM Innovation

Company IconTether
Location IconLondon

Tether is seeking a member for our AI model team to drive innovation in architecture development for cutting-edge AI models. You will enhance intelligence and improve efficiency by working on LLMs and Multi-Modal systems.The ideal candidate...Read More>>.

Posted: June 27th, 2026
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Edge AI Research Engineer: Multimodal Model Compression

Company IconTether
Location IconLondon

Tether in Greater London is looking for an AI Researcher specializing in model compression for multimodal systems. The role involves innovation in reducing model footprint and enhancing efficiency in deploying advanced AI systems like large langua...Read More>>.

Posted: June 27th, 2026
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Senior Speech AI Research Engineer (Audio & Generative)

Company IconmicroTECH Global LTD
Location IconEgham

A technology company in the United Kingdom is seeking a Senior Machine Learning Research Engineer specializing in Speech, Audio, and Generative AI. The ideal candidate will have a strong background in machine learning, audio processing, and software...Read More>>.

Posted: June 26th, 2026
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