101 to 125 of 152 Research Engineer Jobs in London

Type: Full Time, Hybrid Team: Research Focus: AI & Agent Systems Who We Are We're a team of founders, engineers, researchers, creatives, and operators building what we believe will be one of the defining companies of the AI era. Some of us came from startups. Some from academia. Some … connection above all else. We value being successful, not looking successful. What You’ll Own & Build As a Member of Technical Staff within the Research Tribe, you’ll be one of the early engineers shaping the core systems that power Seldon. You won’t just build agents ...

show customers, the evidence behind the benchmarks we co‐publish, and the basis on which an approach ships or doesn’t. This is a research hire that builds. We expect the rigour of a strong evaluation paper applied to a production system, and the engineering ability to design, build … across the company before they go out What You’ll Bring PhD in computer science, machine learning, or a related field, or an equivalent research track record Authorship or co‐authorship of a benchmark or evaluation paper at a recognised venue – NeurIPS Datasets and Benchmarks, ICML, ICLR, ACL – ideally ...

professional services is being written today — and we’re just getting started. Role Overview As a Member of Technical Staff, Modeling in Harvey Research, you’ll own how we adapt and improve leading open-weight models for legal work. We recently post-trained our first model built for legal … post-training recipe across SFT and RL, including reward design and verification for challenging, semi-verifiable legal tasks. You’ll help set the research direction and carry ideas from experiments through training runs to models used by customers. You’ll join a small, high-bar team of hands ...

professional services is being written today — and we’re just getting started. Role Overview As a Member of Technical Staff, Data & Evals in Harvey Research, you’ll build the data and measurement systems that power our post-training, benchmarking, and agent capability efforts. We recently post-trained our first … into training signals and rewards. These are tasks where correctness often can’t be verified automatically, so defining and measuring quality is a core research challenge. You’ll join a small, high-bar team of hands-on engineers and researchers, where each person owns a large part ...

professional services is being written today — and we’re just getting started. Role Overview As a Member of Technical Staff, Infrastructure in Harvey Research, you’ll build the systems that power how we adapt and improve leading open-weight models for legal work. We recently post-trained our first … small, high-bar team of hands-on engineers and researchers, where each person owns a large part of the stack. We’re looking for research engineers who have built demanding ML or distributed systems, can debug across the stack, and want to work closely with researchers to make training ...

Platform, powering the systems that identify, reproduce, and mitigate vulnerabilities across our client base before attackers weaponise them. You understand offensive security and vulnerability research, but you don't need to be a career vulnerability researcher. What matters is that you're fascinated by how AI can fundamentally change … curiosity, speed, and mindset than a perfectly matched CV. You’ll likely have some combination of: Background in cybersecurity, offensive security, security engineering, vulnerability research, or related areas Strong interest in vulnerability discovery and offensive security concepts, with familiarity with the tooling ecosystem and common workflows A genuine obsession ...

agent can execute, with confidence scoring to know when to automate and when to seek human input. We're looking for AI Research Engineers who have built complex, production LLM-based systems. Whether you've scaled LLM workflows handling millions of requests, built multi-agent systems in production … agentic learning environment: the loops that turn human corrections and agent outcomes into better knowledge and instructions over time. The job combines applied research with ownership of production systems. You find a failure, form a hypothesis, run the experiment, and ship the fix into real customer workflows. ...

Eigent AI is seeking an RL Environment Data Engineer/Researcher to design and refine reinforcement learning training environments. This role emphasizes data collection, task definition, and the implementation of anti-reward-hacking mechanisms. The ideal candidate will have strong Python coding skills and a solid understanding of reinforcement ...

amplify our teams’ most powerful ideas. As part of our engineering team, you’ll shape the platforms and tools that drive high‐impact research – designing systems that scale, accelerate discovery and support innovation across the firm. Areas of Focus Trading systems – reliable and performant systems able to trade … researchers in our cutting‐edge prediction capabilities Simulation – back‐testing frameworks for validating the strategies our researchers produce and for assessing their ongoing performance Research tooling – front‐end UX and workflow for our quant researchers Performance and scalability – optimising our trading and research systems to unlock new capabilities ...

Edra is building a learning system that turns customer data into actionable knowledge and instructions for AI agents. We seek AI Research Engineers who can scale LLM-based pipelines, develop production-grade orchestration, and push the boundaries of enterprise AI. You will own components across context-learning, evaluation ...

Hikaros Quant Lab (HQL) is building a quantitative research and technology organisation focused on solving difficult problems in financial markets through mathematics, machine learning and large-scale computing. We are looking for an Infrastructure Engineer to design and operate the computational foundations that enable our researchers and engineers ...

/2026Salary range: 48,337 - 52,788FTE: 1 (35 hours/week)Term: Fixed (36 months)CMAC is a world-leading multidisciplinary medicines manufacturing research, innovation and translation centre at the University of Strathclyde. To deliver our digital chemistry, manufacturing and control (CMC) vision, we work with leading academic … experimental and digital capabilities that connect advanced processing, automation, data, modelling and decision support. CMAC is now expanding the engineering capability required to translate research outputs into reliable, interoperable and industrially relevant demonstrators, increase their technology readiness, and enable their deployment across the Centre's process development campaigns ...

task demands Build evaluation and observability infrastructure as durable instruments the whole company works from What You'll Bring Evidence that you can run research of your own: you take an open question, design the experiments that settle it, and produce results other people can build on Deep hands … code that runs your experiments and you are comfortable working inside a large shared codebase Strong communication skills. You are able to turn research findings into clear, prioritised guidance for the teams who will act on them, and to write them up for a wider audience What Sets ...

data models, and lightweight tools/dashboards so the team can explore and answer questions without ad-hoc requests. Partner closely with engineering/research: align pipelines with production constraints (latency/cost/privacy), and integrate outputs into workflows. You’ll fit right in if you Have strong … recently been to the Alps, Saint‐Tropez, and Marbella Process Intro call with Talent Team Test assignment Technical interview with Head of Applied Research Final conversation with CEO #J-18808-Ljbffr ...

UKRI in London is seeking a Senior Research HPC Engineer to lead development of Scientific Computing infrastructure and scalable tools for researchers. You will design, deploy, and maintain HPC services, containers, and workflows, aligning with strategic goals and research needs. The role requires extensive experience with Linux ...

Cyrion AI is seeking an experienced offensive security engineer to design and extend the exploit-generation and validation pipeline behind our autonomous agent swarm. This hands-on role sits at the center of Cyrion’s offensive capability within a product team, not in isolation. You will design modules across … cloud surfaces, build a sandboxed validation pipeline, and reverse-engineer vulnerability classes into repeatable test logic. #J-18808-Ljbffr ...

LinuxRecruit in London is seeking an experienced HPC systems specialist to join a leading research focused organisation. You’ll support a large scale computing environment used for data-intensive research, modelling and AI workloads. You will work across Linux compute environments, GPU infrastructure, Slurm, and containerisation with Docker ...

Mistral AI is seeking Applied Scientists and Research Engineers focused on robotics. You will design, train, and deploy SOTA robotics models (VLM, VLA) and apply them to diverse use cases, working cross-functionally with science, engineering, and product teams to deliver high-impact AI solutions. You will join ...

behaviour, traces and activations - and turn those findings into interventions that measurably move intelligence, cost and reliability Attack one or more of our core research themes: context and memory management; agent steering, task decomposition and specialisation; continual learning during deployment; and inter‐agent communication Build agent analysis and evaluation … latency; or invent novel model and agent architecture which exploit emerging unconventional silicons beyond GPU What You'll Bring Evidence that you can run research of your own: you take an open question, design the experiments that settle it, and produce results other people can build on. Where ...

Jump Trading Group is seeking world-class engineers to partner with research, trading, and engineering teams to build state-of-the-art ML systems for quantitative finance. You will work on training pipelines, low-latency inference, and scalable ML frameworks across C/C++, Python, and GPU languages ...

Tether Ltd. is seeking an AI researcher to advance model compression for multimodal systems, including large language models and vision-language models. You will reduce footprint and computational cost while preserving accuracy, applying quantization, distillation ...

Tether Ltd. is seeking a senior AI researcher to drive architecture development for cutting-edge LLM and multi-modal models. You will optimize pre-training procedures, improve cross-modal alignment, and push the boundaries of ...

TimeTrace Labs Ltd. in London is seeking a highly capable ML researcher to own the design, training, and fine-tuning of advanced models for complex domain-specific problems. You will explore cutting-edge architectures and ...

White Circle is seeking several ML Engineers to train, post-train, and evaluate the LLMs powering our platform. This hands-on role involves building petabyte-scale data pipelines, SFT/RLHF/DPO-style alignment ...

Tether Ltd. is seeking an AI model engineer to drive innovation in training and optimizing vision-language models for production-scale deployment. You will own end-to-end workflows from data curation and training to evaluation and deployment across multimodal architectures. Join a small, high-caliber team and publish ...