Principal Research Engineer

Company IconIO Associates
Location IconBristol

Job DescriptionPrincipal Research EngineerDistributed Systems & Industrial AIBristol (Hybrid) | PermanentAn advanced technology and research organisation is seeking a Principal Research Engineer / Research Fel...Read More>>.

Posted: June 29th, 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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Machine Learning Research Engineer

Company IconConstructive Bio
Location Icon

Constructive Bio is a VC-backed biotechnology startup based in Whittlesford, Cambridge. Our unique technology turns living cells into biofactories, creating sustainable new materials and therapeutics. With full control of the genetic sequence a...Read More>>.

Posted: June 6th, 2026
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Research Engineer - Machine Learning

Company IconValence Labs
Location IconLondon

Valence Labs is an AI research and productization engine within Recursion dedicated to industrializing scientific discovery to radically improve lives.Combining the intellectual freedom of academia with the resources and stability of i...Read More>>.

Posted: June 6th, 2026
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Senior Research Engineer - 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: June 6th, 2026
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Embedded Software Research Engineer

Company IconThales
Location IconReading

Embedded Software Research Engineer Location: Reading (Hybrid Working) Overview We are looking for an Embedded Software Research Engineer to join our Thales Research & Technology (TRT) business. The role involves...Read More>>.

Posted: June 6th, 2026
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Research Engineer - ML

Company IconSpaitial Ltd.
Location IconLondon

SpAItial is pioneering the development of a frontier 3D foundation model, pushing the boundaries of AI, computer vision, and spatial computing. Our mission is to redefine how industries, from robotics and AR/VR to gaming and movies, generate an...Read More>>.

Posted: June 6th, 2026
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Principal Research Engineer

Company IconToshiba EMEA
Location IconBristol

Principal Research Engineer/Research Fellow - Distributed Data Sharing and AI for Cross-sector Industrial Systems Job Description The Bristol Research & Innovation Laboratory (BRIL) of Toshiba Europe Ltd. is at the cuttin...Read More>>.

Posted: June 6th, 2026
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AI Research Engineer

Company IconGraphcore
Location IconBristol

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 infrastructure at datacenter scale....Read More>>.

Posted: June 6th, 2026
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Research Engineer (Agentic Models)

Company IconJetBrains
Location IconLondon

At JetBrains, code is our passion. Ever since we started, back in 2000, we’ve been striving to make the strongest, most effective developer tools on earth. Today, AI-powered assistance and agents are becoming a core part of how developers wor...Read More>>.

Posted: June 6th, 2026
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Fuel Research Engineer

Company IconALTEN
Location IconBristol

Job Description As a Fuel Research Engineer (Sustainable Aviation Fuels), you will join our Bristol team to support our activities within the aerospace and sustainable energy sector. This role focuses on advancing the understand...Read More>>.

Posted: June 6th, 2026
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Cloud Security Research Engineer

Company IconCacheflow
Location IconLondon

Summary We’re looking for a Cloud Security Research Engineer to join the Product team and spread the power of Wiz. In this role, you’ll play a key part in safeguarding our customers’ cloud environments from cyber threats. Your co...Read More>>.

Posted: June 6th, 2026
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Research Engineer - Productionization

Company IconSpaitial Ltd.
Location IconLondon

SpAItial is pioneering the development of a frontier 3D foundation model, pushing the boundaries of AI, computer vision, and spatial computing. Our mission is to redefine how industries, from robotics and AR/VR to gaming and movies, generate an...Read More>>.

Posted: June 6th, 2026
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AI Research Engineer

Company IconMotorsport Media Ltd
Location IconEnstone

Company ALPINE RACING LIMITED Job Description We are looking for an AI Research Engineer to join the Alpine F1 Team’s Software and Data group. This role is focused on developing and deploying advanced AI and machine l...Read More>>.

Posted: June 6th, 2026
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AI Research Engineer

Company IconAlpine
Location IconEnstone

We are looking for an AI Research Engineer to join the Alpine F1 Team’s Software and Data group. This role is focused on developing and deploying advanced AI and machine learning solutions that directly impact our on-track and off-track perfo...Read More>>.

Posted: June 6th, 2026
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Research Engineer (FICCO)

Company IconP2P
Location IconLondon

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture o...Read More>>.

Posted: June 6th, 2026
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Senior Research Engineer

Company IconDecagon AI, Inc.
Location IconLondon

About Decagon Decagon is the leading conversational AI platform empowering every brand to deliver concierge customer experiences. Our technology enables industry-defining enterprises like Avis Budget Group, Block’s Cash App an...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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Senior Research Engineer

Company IconMediaTek
Location IconCambourne

OverviewAs a Senior Research Engineer, you are expected to lead engineering efforts on complex research projects that advance both applied and theoretical aspects of AI. This role is ideal for individuals who excel at optimizing algori...Read More>>.

Posted: June 6th, 2026
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AI Research Engineer

Company IconArva AI Inc.
Location IconLondon

Location: In person, Central London, 4-5 days in office Type: Full-Time NB: We are able to sponsor visas Arva AI is revolutionising financial crime intelligence with our cutting-edge AI Agents. By autom...Read More>>.

Posted: June 6th, 2026
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Senior Research Engineer

Company IconDecagon
Location IconLondon

About Decagon Decagon is the leading conversational AI platform empowering every brand to deliver concierge customer experiences. Our technology enables industry‑defining enterprises like Avis Budget Group, Block’s Cash App and Squ...Read More>>.

Posted: June 6th, 2026
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Research Engineer, Pretraining

Company IconAnthropic
Location IconLondon

About Anthropic Anthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed re...Read More>>.

Posted: June 6th, 2026
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Research Engineer (Kineto)

Company IconJetBrains
Location IconLondon

Kineto (kineto.app) is an AI startup backed by JetBrains. We’re building the next creator stack – tools that help creators talk to their audience in new ways, turn ideas into content, and build sustainable businesses – powered by LLMs and...Read More>>.

Posted: June 6th, 2026
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HPC Research Engineer

Company IconLinuxRecruit
Location IconLondon

About the Organization Join a leading research organisation at the forefront of life sciences research, dedicated to combating serious disease, improving ecology and finding solutions to the world’s biggest problems. As a skilled Lin...Read More>>.

Posted: June 6th, 2026
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AI Vulnerability Research Engineer

Company IconwatchTowr
Location IconLondon

Principal Vulnerability Engineer We’re looking for a Principal Vulnerability Engineer that understands the full lifecycle from discovery to detection to deployment. You’ll split your time between hands‑on vulnerability research,...Read More>>.

Posted: June 6th, 2026
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Senior Research Engineer

Company IconThomson Reuters
Location IconLondon

About The Role In this opportunity as a Senior Research Engineer, you will: Develop and deliver, applying modern software development practices, you will be involved in the entire software development lifecycle: bui...Read More>>.

Posted: June 6th, 2026
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Research Engineer / Research Scientist, Finetuning

Company IconAnthropic
Location IconLondon

OverviewYou want to help construct and rapidly iterate on machine learning experiments to help us improve the behavior of powerful AI systems through finetuning. You care about making AI helpful, honest, and harmless, and are intereste...Read More>>.

Posted: June 6th, 2026
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Advanced Research Engineer

Company IconManufacturing Technology Centre
Location IconCoventry

We’re seeking an experienced AI & Data Science Engineer with a strong foundation in Python and a growing interest in machine learning, data processing, and intelligent system design. In addition to hands‑on model development and data work,...Read More>>.

Posted: June 6th, 2026
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Fuel Research Engineer

Company IconALTEN LTD - UK
Location IconBristol

ALTEN is a global engineering and technology consultancy operating across more than 35 countries worldwide. We partner with industry leaders in Aeronautics, Aerospace, Defence, Naval, Automotive, Energy, Rail, IT and many other sectors t...Read More>>.

Posted: June 11th, 2026
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AI Research Engineer

Company IconArva AI
Location IconLondon

Location: In person, Central London, 4-5 days in office Type: Full-Time NB: We are able to sponsor visas Note on Salary: For exceptional candidates with strong product impact and relevant experie...Read More>>.

Posted: June 12th, 2026
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Computer Vision Research Engineer

Company IconBlock MB
Location IconLondon

My client is a fast-growing technology business doing genuinely impactful work, building platforms that make physical environments safer and more intelligent. They operate at the cutting edge of computer vision and real-time AI, and they are sc...Read More>>.

Posted: June 13th, 2026
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Machine Learning Research Engineer

Company IconCambridge University Press
Location IconCambridge

Machine Learning Research Engineer Salary: £49,170 - £63,915 Location: Cambridge - Triangle/Hybrid (2 days per week in the office) Contract: Permanent Hours: Full Time (35 hours per week) Overview...Read More>>.

Posted: June 14th, 2026
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Research Engineer in Reinforcement Learning

Company IconInstaDeep Ltd
Location IconLondon

## Research Engineer in Reinforcement LearningLondon 70K GBP - 90K GBPApply NowShare on FacebookShare on X (Twitter)Share on LinkedInShare on EmailShare on RedditShare on PocketInstaDeep, founded in 2014, is a pioneering AI company at the forefront o...Read More>>.

Posted: June 14th, 2026
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Senior Research Engineer - Voice

Company IconSynthesia
Location IconLondon

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. Founded in 2017, the company is headquartered in London, with offices and teams across Europe and the US. As AI continues to shape th...Read More>>.

Posted: June 15th, 2026
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Research Engineer (Reinforcement Learning)

Company IconInstaDeep
Location IconLondon

Requirements Professional experience in AI Research, Applied AI/ML or Mathematical Optimization Proven experience in software development in Python, ideally in projects with codebases of production-grade quality, multipl...Read More>>.

Posted: June 25th, 2026
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Multimodal AI Research Engineer

Company IconTether Operations Limited
Location Icon

Tether Operations Limited in the United Kingdom seeks a talented AI model team member to innovate in training and optimizing vision-language models. Your role will involve end-to-end research, engineering, and management of multimodal datasets, ai...Read More>>.

Posted: June 20th, 2026
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Senior Robotics Research Engineer

Company IconOcado Technology Group
Location IconWelwyn Garden City

IntroductionWe are Ocado Group, and we're bringing world‑class automation to online grocery. Our Ocado Smart Platform (OSP) combines cutting‑edge robotics, AI, and IoT within our advanced CFCs (Customer Fulfilment Centres). We...Read More>>.

Posted: June 21st, 2026
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Advanced Research Engineer - Mechatronics

Company IconManufacturing Technology Centre
Location IconCoventry

Job Title: Advanced Research Engineer (ARE) Location: Coventry Job Type: Permanent Start Date: As soon as possible Working hours: 36 Hours per week (4 Day week and WFH available) Salary & Benefits: Competitive...Read More>>.

Posted: June 21st, 2026
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CPU Research Engineer (Contractor)

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

Key Responsibilities Research and develop novel out-of-order execution techniques to improve IPC and energy efficiency of mobile CPUs. Analyse and optimise front-end pipeline stages including branch prediction, fetch, an...Read More>>.

Posted: June 21st, 2026
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AI Research Engineer - Prolific

Company IconGravity Engineering Services Pvt Ltd.
Location IconLondon

Key ResponsibilitiesDesign, implement, and evaluate advanced machine learning models for diverse data generation and enhancement.Collaborate with cross-functional teams to translate research findings into production-ready...Read More>>.

Posted: June 22nd, 2026
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Research Engineer - AI for Cybersecurity

Company IconThe Alan Turing Institute
Location IconLondon

The Offensive Security Unit (OSU) forms part of the Government’s wider Laboratory for AI Security Research initiative, which brings together academia, industry, and government to advance UK leadership in AI security research. Without t...Read More>>.

Posted: June 22nd, 2026
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Machine Learning Research Engineer

Company IconCambridge University Press & Assessment
Location IconCambridge

Job Title: Machine Learning Research Engineer Salary: £49,170 - £63,915 Location: Cambridge - Triangle/Hybrid (2 days per week in the office) Contract: Permanent Hours: Full Time...Read More>>.

Posted: June 23rd, 2026
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Research Engineer (RL Environment)

Company IconAxiōma Search
Location IconLondon

Overview Agents do not improve in a vacuum. They need environments to operate in, tasks to solve, and clear signals for what good looks like. This role exists to build that layer. This is a VC-backed challenger lab building stat...Read More>>.

Posted: June 23rd, 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: June 23rd, 2026
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Frontier RL Research Engineer

Company IconAlcides Fonseca
Location IconLondon

Alcides Fonseca is hiring a Research Engineer to join Anthropic's RL Scaling Science team in Greater London. This role involves designing and conducting large-scale experiments to enhance reinforcement learning systems. Candidates should have a st...Read More>>.

Posted: June 24th, 2026
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Deep Learning Research Engineer

Company IconPlumerai
Location IconLondon

At Plumerai, we make it easy and affordable for developers to add highly accurate AI to their embedded devices and thereby enable them to create amazing new products. We combine our on-device Tiny AI software with our cloud-based multimodal LLM...Read More>>.

Posted: June 26th, 2026
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Founding AI Research Engineer

Company IconCatapult
Location IconLondon

At Catapult, we’re building personalised AI models that understand the complete context of your work across email, calendar, Slack, Notion, Google Docs, and more.We’re pushing the frontier of what’s possible in AI with perso...Read More>>.

Posted: June 26th, 2026
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AI Research Engineer

Company IconProlific
Location IconLondon

AI Research Engineer Prolific is not just another player in the AI space – we are the architects of the human data infrastructure that's reshaping the landscape of AI development. In a world where foundational AI technologies are inc...Read More>>.

Posted: June 27th, 2026
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Manager, Research Engineering (Foundational Research)

Company IconThomson Reuters
Location IconWhitehall

Job Summary Join a cutting‑edge research team working to deliver on the transformation promises of modern AI. We are seeking a Manager, Research Engineering with the skills and drive to manage a top performing Engineering team focuse...Read More>>.

Posted: June 27th, 2026
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Lead Research Engineer

Company IconLightning AI
Location IconLondon

What We're Looking For We are seeking a highly skilled Lead Research Engineer to lead optimization efforts for training and inference workloads running on Lightning AI infrastructure. This role sits at the intersection of ML sys...Read More>>.

Posted: June 29th, 2026
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