AI Research Engineer — Remote, Scale AI for Millions

Company IconBending Spoons
Location IconLondon

An innovative company is seeking exceptional talent to join their ambitious team. This role offers the chance to work on transformative AI projects, driving impactful solutions that enhance user experiences for millions. With a focus on growth and co...Read More>>.

Posted: November 26th, 2025
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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: March 2nd, 2026
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Cloud Security Research Engineer – Detect & Defend Cloud

Company IconWiz
Location IconLondon

A leading cloud security company seeks a Cloud Security Research Engineer to help safeguard customer environments from cyber threats. You will research and develop innovative detection mechanisms, assess cloud service vulnerabilities, and collaborate...Read More>>.

Posted: March 13th, 2026
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Remote AI Research Engineer: Evaluation & Data Synthesis

Company IconProlific
Location IconLondon

A forward-thinking technology company in the UK is seeking a Research Engineer to conduct innovative research in AI areas such as evaluation methodologies and alignment techniques. The role involves leading independent projects, designing evaluation...Read More>>.

Posted: March 17th, 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: April 11th, 2026
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LLM Research Engineer - Foundational & Data-Centric AI

Company IconRefinitiv
Location IconLondon

A global financial information provider is seeking a Machine Learning Research Engineer to build scalable AI systems and conduct LLM training. The role involves working collaboratively on innovative machine learning research projects and implementing...Read More>>.

Posted: April 11th, 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: April 11th, 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: April 11th, 2026
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Quantitative Research Engineer — Risk Models & Data Pipelines

Company IconICE
Location IconLondon

A leading quant finance firm in the UK is seeking a Quantitative Analyst to drive the development of quantitative models and support data-driven solutions across various business lines. The ideal candidate will have an advanced degree and strong prog...Read More>>.

Posted: April 11th, 2026
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Senior Research Engineer - Multimodal & Video Foundation Model

Company IconTether.io
Location Icon

OverviewSenior Research Engineer - Multimodal & Video Foundation ModelAs a member of the AI model team, you will drive innovation in architecture development for cutting-edge models of various scales, including small, large, and...Read More>>.

Posted: April 11th, 2026
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Hybrid Quantum ML Research Engineer – London

Company IconORCA Computing Ltd
Location IconLondon

A leading technology company in Greater London is seeking a Machine Learning Research Engineer. In this role, you will advance machine learning methods with cutting-edge quantum processors and collaborate with clients on innovative solutions. You are...Read More>>.

Posted: April 17th, 2026
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On-site ML Research Engineer Genomics & Bioengineering

Company IconConstructive Bio
Location IconCambridge

A pioneering biotech startup in Cambridge is looking for an ML engineer to innovate in the area of machine learning applied to biological projects. This role involves building production systems and collaborating closely with experimental biologists...Read More>>.

Posted: April 17th, 2026
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Biometric CV Research Engineer — Hybrid, Growth Shares

Company IconiProov
Location IconLondon

A leading biometric technology provider in Greater London seeks a Computer Vision Research Engineer. The successful candidate will research and develop biometric systems while collaborating on cross-functional projects. Proficiency in Machine Learnin...Read More>>.

Posted: April 17th, 2026
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Quant Research Engineer — Power Cutting-Edge Research Tools

Company IconNumeus
Location IconLondon

A diversified digital asset investment firm seeks an experienced Quantitative Research Engineer to enhance research efficiency. The role demands 4+ years of experience in developing alpha strategies, a master's or Ph.D. in a relevant field, and exper...Read More>>.

Posted: April 17th, 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: April 17th, 2026
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Research Engineer, 3D World Models & Generative AI

Company IconSpAItial AI
Location IconLondon

A leading AI research company in Greater London is looking for a Research Engineer to develop cutting-edge generative methods for creating high-quality 3D environments. The ideal candidate should possess strong fundamentals in machine learning, parti...Read More>>.

Posted: April 17th, 2026
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Research Engineer - Insights AI Agents & Data Synthesis

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

A leading technology research firm in the United Kingdom is seeking a Research Engineer focused on Insights AI Agents. This role involves designing and maintaining systems for data extraction and analysis, enabling data-driven decision-making. Candid...Read More>>.

Posted: April 17th, 2026
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AI Research Engineer - LLM Evaluation & Alignment (UK)

Company IconJobgether
Location Icon

A leading tech company is seeking an AI Research Engineer to drive innovative AI research initiatives. This role involves leading independent projects, designing evaluation methodologies, and collaborating with cross-functional teams to enhance AI sy...Read More>>.

Posted: April 17th, 2026
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Senior OT Cyber Security Research Engineer (Hybrid)

Company IconManufacturing Technology Centre
Location IconCoventry

A specialized research institution in the UK seeks a Senior Research Engineer specializing in OT Cyber Security. The role involves designing secure OT systems, conducting thorough cybersecurity tests, and supporting manufacturing clients with strateg...Read More>>.

Posted: April 17th, 2026
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Research Engineer: Offline Contextual Bandits & RL Retail

Company Iconalgo1
Location IconLondon

A startup focused on hyper-personalisation in the UK seeks a Research Engineer to develop decision-making models for in-store retail using bandit and reinforcement learning approaches. Candidates should have 3 to 5+ years of experience in machine lea...Read More>>.

Posted: April 17th, 2026
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Senior Security Software Research Engineer – Defense Tech

Company IconHarris Geospatial Solutions
Location IconLondon

A leading technology firm in London is seeking a Senior Security Software Research Engineer to identify vulnerabilities and develop exploits. The role requires 3+ years of experience in vulnerability research, knowledge of various systems, and famili...Read More>>.

Posted: April 23rd, 2026
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Research Engineer, Drug Design AI (Remote + Equity)

Company Icondeepmirror
Location IconLondon

A pioneering AI drug design company based in London is seeking an experienced research engineer to design and develop cutting-edge algorithms for drug discovery. In this role, you'll collaborate with diverse teams, build production-quality software,...Read More>>.

Posted: April 24th, 2026
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Staff Research Engineer - Video Post Training

Company IconSynthesia
Location IconLondon

About the role As a Staff Research Engineer you will join a team of 40+ Researchers and Engineers within the R&D Department working on cutting edge challenges in the Generative AI space, with a focus on creating highly realistic, emoti...Read More>>.

Posted: April 29th, 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: April 29th, 2026
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Hybrid Lead Foundational AI Research Engineering Manager

Company IconPowerToFly
Location IconLondon

A leading technology company in Greater London is seeking a Manager, Research Engineering to lead a high-performing engineering team focused on LLM and machine learning development. The role involves managing project direction, mentoring engineers, a...Read More>>.

Posted: April 29th, 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: April 30th, 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: May 2nd, 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: May 4th, 2026
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Senior Media Quality Applied Research Engineer (Remote)

Company IconSpotify
Location IconLondon

Spotify is seeking an experienced media technology researcher and engineer to join our London team. In this role, you will work on audio and video signal processing and integrate prototypes into real-world applications. Ideal candidates should have o...Read More>>.

Posted: May 5th, 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: May 7th, 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: May 8th, 2026
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Research Engineer: Trustworthy Foundation Models (LLMs)

Company IconHYPERSCAL SOLUTIONS PTE. LTD.
Location IconLondon

HYPERSCAL SOLUTIONS PTE. LTD. seeks a candidate for research on algorithms to secure foundation models. Responsibilities include processing datasets, developing trustworthy models, and writing reports. Ideal candidates will hold a degree in computer...Read More>>.

Posted: May 9th, 2026
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AI Research Engineer — Index R&D & Automation

Company IconMSCI Inc
Location IconLondon

MSCI Inc is seeking an experienced professional to join their AI Index R&D team in London. This role involves designing advanced AI systems utilizing large language models and agentic architectures, collaborating with various teams to align AI innova...Read More>>.

Posted: May 12th, 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: May 12th, 2026
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AI Research Engineer Pre training 100% Remote

Company IconFramework Ventures
Location Icon

About the JobAs a member of the AI model team, you will drive innovation in architecture development for cutting‑edge models of various scales, including small, large, and multi‑modal systems. Your work will enhance intelligence, i...Read More>>.

Posted: May 13th, 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: May 15th, 2026
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Senior Manufacturing Research Engineer – Data-Driven Factory

Company IconUniversity-of-Nottingham
Location IconNottingham

University of Nottingham seeks a Senior Manufacturing Research Engineer for its Omnifactory Research Centre at Jubilee Campus. This fixed-term role involves developing and testing novel manufacturing systems while collaborating with top industry play...Read More>>.

Posted: May 15th, 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: May 15th, 2026
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Cryptography Research Engineer – ZK & Post-Quantum

Company IconLawrence Harvey
Location IconLondon

Lawrence Harvey is seeking a Cryptography Research Engineer to lead the development of advanced cryptographic systems. This role focuses on areas like zero-knowledge proofs and post-quantum cryptography, with responsibilities including designing and...Read More>>.

Posted: May 17th, 2026
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Research Engineer: Scalable AI Models for Structured Data

Company IconVertex Search
Location IconLondon

Vertex Search in Greater London is seeking a Research Engineer to help shape research direction in AI. This role involves optimising training infrastructure, designing performance enhancements, and writing GPU kernels. Candidates should have a PhD or...Read More>>.

Posted: May 17th, 2026
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Principal Research Engineer: Distributed AI & Data Sharing

Company IconToshiba Europe Ltd
Location IconBristol

Toshiba Europe Ltd in Bristol seeks a Principal Research Engineer/Research Fellow to lead innovative research in distributed data sharing and AI for industrial systems. The role involves developing cutting-edge technologies, conducting R&D, and colla...Read More>>.

Posted: May 17th, 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: May 17th, 2026
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Senior Manufacturing Research Engineer - Data-Driven Innovation

Company IconUniversity of Nottingham
Location IconNottingham

The University of Nottingham is seeking a Senior Manufacturing Research Engineer to join the Omnifactory Research Centre. This role involves developing and testing innovative manufacturing systems, collaborating with prominent industrial partners lik...Read More>>.

Posted: May 18th, 2026
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Research Engineer (Machine Learning, Reinforcement Learning Velocity)

Company IconDeepstreamtech
Location IconLondon

Requirements Have strong software engineering fundamentals and a track record of building performant, reliable systems Have worked on ML infrastructure, distributed systems, or research tooling Care about enabli...Read More>>.

Posted: May 20th, 2026
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Senior DL Research Engineer - Sustainable AI Impact

Company IconDeepstreamtech
Location IconLondon

Deepstreamtech is seeking a Senior Deep Learning Research Engineer in Greater London to apply cutting-edge deep learning techniques in industry settings and interpret the latest research. You will be involved in developing deep learning methodologies...Read More>>.

Posted: May 20th, 2026
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Cloud Security Research Engineer: Detect Innovate & Protect

Company IconDeepstreamtech
Location IconLondon

Deepstreamtech is seeking a Cloud Security Research Engineer in Greater London to join the Product team. The role focuses on safeguarding customer cloud environments from cyber threats, requiring advanced proficiency in Python and Go, hands-on experi...Read More>>.

Posted: May 20th, 2026
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Machine Learning Research Engineer – NLP / LLM

Company IconNLP PEOPLE
Location IconStevenage

Machine Learning Research Engineer – NLP / LLM An incredible opportunity for a Machine Learning Research Engineer to work on researching and investigating new concepts for an industry-leading, machine-learning software company in Cam...Read More>>.

Posted: May 20th, 2026
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Hybrid NLP/LLM Research Engineer (PhD)

Company IconNLP PEOPLE
Location IconStevenage

A leading software company in Cambridge is seeking a Machine Learning Research Engineer. This role requires a Ph.D. relating to classic Machine Learning and Natural Language Processing. The ideal candidate will work on cutting-edge ML research includ...Read More>>.

Posted: May 20th, 2026
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Security Research Engineer - DV Clearance Eligible

Company IconRoke
Location IconRomsey

Roke is seeking a talented Security Research Engineer in Romsey to work on cutting-edge cyber security projects. This role involves researching and developing solutions to protect against sophisticated threats. You will need a strong background in cy...Read More>>.

Posted: May 20th, 2026
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