1 to 25 of 84 Remote/Hybrid Reinforcement Learning Jobs in the UK

Research Engineer / Scientist, Post-training - London

Location
Greater London, England, United Kingdom
seeking those who are dedicated as much to building safely and responsibly as to advancing disruptive agentic capabilities. We promote a mindset of openness, learning, and collaboration, where everyone has something to contribute. About the Research & Models Team The Models team builds the foundational models that power our cutting … perceive, understand, and act within complex environments. We own the entire pipeline including synthetic data generation, environment design, mid-training, supervised fine-tuning, offline reinforcement learning, online reinforcement learning, reward modelling, transition modelling, etc. Our team also has dedicated MLOps, Infra and Inference support at scale. ...

Senior Robotic Controls & RL Simulation Engineer

Location
Greater London, England, United Kingdom
There is also the possibility of locating in Cambridge, depending on various factors including team member locations. Role Overview As the Senior Robotic Controls & Reinforcement Learning Simulation Engineer you will develop the "brains" that drive early simulations of robotic systems built with our breakthrough elastic synthetic muscle actuators. … will focus on designing, training, and exploring control concepts using both emerging methods for variable stiffness control and advanced reinforcement learning within the VSim physics environment. Given the highly elastic nature of our synthetic muscles, your deep understanding of compliance, stiffness control, and antagonistic/reciprocal actuation will ...

Machine Learning Engineer - Agentic AI & Reinforcement Learning

Location
Crawley, England, United Kingdom
solutions that efficiently and responsibly resolve complex natural resource, digital, energy transition and infrastructure challenges. We are looking for a hands‐on Machine Learning Engineer to design, develop and evaluate intelligent agent systems, turning emerging AI methods into reliable, scalable and reusable solutions for truly real world data. About … Team Learn more about our work and the team on our website, recent blog post featuring one of our senior machine learning engineers and our latest Voices of Viridien. Key responsibilities Design and develop single-agent and multi-agent systems for complex workflows. Build reasoning, planning, task decomposition, memory ...

Machine Learning Scientist — Large Multimodal Models (Post-Training)

Location
West of England, England, United Kingdom
SUMMARY We are seeking a Machine Learning Scientist to join the Enchant team at Iambic Therapeutics. Our mission is to deliver better medicines through innovation in AI-based discovery technologies. In this role, you will research and develop post-training methods for Enchant - our multimodal transformer model trained … discovery. The role centers on designing and evaluating post-training approaches for large multimodal language models including supervised fine-tuning, parameter-efficient fine-tuning, reinforcement learning, preference or reward-based optimization, and other emerging post-training methods. You will develop rigorous evaluations and training infrastructure that make ...

Senior Machine Learning Engineer - Messaging Platform

Location
Greater London, England, United Kingdom
moment. We’re evolving how messaging works at Spotify — moving from short-term optimization toward systems that understand long-term user journeys. By combining reinforcement learning approaches with deeper domain signals, we’re expanding how machine learning shapes the entire messaging funnel. What You’ll Do Design … build, and ship machine learning models that optimize messaging across push, email, and in-app channels Plan and run A/B experiments in a multi-objective environment, balancing conversion, engagement, retention, and reachability Contribute to reinforcement learning systems that optimize for long-term user outcomes rather ...

Senior Research Scientist | Model Steering

Location
Greater London, England, United Kingdom
deliver perfect translations for the most demanding use cases. To that end, we take responsibility for the entire life cycle of the machine learning models that power our language AI products. This includes data, training, quality assurance, and operational aspects. In our highly collaborative teams, each person … drive impact across the company. Your responsibilities We are looking for a Senior Research Scientist to lead fine-tuning, post-training, model-steerability, and reinforcement learning for the next generation of DeepL's LLM-based translation models. This is a high-impact, hands-on role for a researcher ...

Senior Software Engineer, Machine Learning

Hiring Organisation
Roku
Location
Cambridge, Cambridgeshire, United Kingdom
Salary
£ 80 K
span across different disciplines and technologies to perform realtime multi-objective optimization with distributed systems at large scale and low latencies. We use Machine Learning, Reinforcement Learning, AI, Control and Optimization Systems and Auction Dynamics to solve a large set of complex problems. At the core … this is our Machine Learning, Experimentation and Inference Platform that powers the entire landscape which we continuously evolve over time. About the roleIn this role you will work on applying SOTA research and conduct your own research to develop novel methodologies to solve a large variety of challenging problems ...

Senior Operations Research Scientist

Location
Luton, England, United Kingdom
ground operations. Designing and implementing high‐performance optimisation algorithms and production‐grade solutions using Python, C++ and commercial optimisation solvers. Integrating optimisation, simulation and reinforcement learning techniques to solve complex multi‐stage decision problems. Partnering with senior stakeholders to translate business challenges into mathematical models with clear operational … teams. Significant relevant industry experience within operations research and optimisation, with evidence of technical leadership progression. Cloud‐based optimisation platforms and distributed computing. Machine learning and hybrid optimisation approaches. Simulation, reinforcement learning and advanced heuristic methods. Commercial airline operations, crew planning systems or aircraft scheduling. Aviation regulations ...

Senior Operations Research Scientist

Hiring Organisation
Easyjet
Location
London, United Kingdom
Salary
£ 80 K
ground operations.> Designing and implementing high-performance optimisation algorithms and production-grade solutions using Python, C++ and commercial optimisation solvers.> Integrating optimisation, simulation and reinforcement learning techniques to solve complex multi-stage decision problems.> Partnering with senior stakeholders to translate business challenges into mathematical models with clear operational … relevant industry experience within operations research and optimisation, with evidence of technical leadership progression.Desirable experience includes:> Cloud-based optimisation platforms and distributed computing.> Machine learning and hybrid optimisation approaches.> Simulation, reinforcement learning and advanced heuristic methods.> Commercial airline operations, crew planning systems or aircraft scheduling.> Aviation regulations ...

Senior Operations Research Scientist

Location
Greater London, England, United Kingdom
ground operations. Designing and implementing high-performance optimisation algorithms and production-grade solutions using Python, C++ and commercial optimisation solvers. Integrating optimisation, simulation and reinforcement learning techniques to solve complex multi-stage decision problems. Partnering with senior stakeholders to translate business challenges into mathematical models with clear operational … teams. Significant relevant industry experience within operations research and optimisation, with evidence of technical leadership progression. Cloud-based optimisation platforms and distributed computing. Machine learning and hybrid optimisation approaches. Simulation, reinforcement learning and advanced heuristic methods. Commercial airline operations, crew planning systems or aircraft scheduling. Aviation regulations ...

AI/ML Engineer

Location
Romsey, England, United Kingdom
difference. What you'll be working on: You'll operate at the cutting edge of AI/ML, working across areas including: Computer Vision Reinforcement Learning Large Language Models (LLMs) Natural Language Processing (NLP) Deep Learning and advanced ML techniques Novel algorithm development and experimentation … Proven commercial experience in AI/ML R&D Strong Python development skills Experience in one or more of Computer Vision, NLP, LLMs or Reinforcement Learning A track record of developing novel AI/ML applications Experience adapting and applying academic research Strong software engineering fundamentals Experience working ...

[Expression of Interest] Research Engineer / Scientist, Alignment - London

Location
Greater London, England, United Kingdom
experts, and business leaders working together to build beneficial AI systems. About the role You want to build and run elegant and thorough machine learning experiments to help us understand and steer the behavior of powerful AI systems. You care about making AI helpful, honest, and harmless … safety techniques by training language models to subvert our safety techniques, and seeing how effective they are at subverting our interventions. Run multi‐agent reinforcement learning experiments to test out techniques like AI Debate. Build tooling to efficiently evaluate the effectiveness of novel LLM‐generated jailbreaks. Write scripts ...

AI/ML Engineer

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Romsey, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£60000 - £65000/annum Benefits package
across Defence, National Security and other technically complex environments . This is an opportunity to work across areas including LLMs, NLP, Computer Vision and Reinforcement Learning , depending on your experience. What you'll be doing Researching and evaluating state-of-the-art AI/ML techniques. Adapting academic … with new technologies and solving problems where the solution isn't immediately obvious. Experience in one or more of LLMs, NLP, Computer Vision or Reinforcement Learning . Defence or National Security experience is advantageous but not essential. We're equally interested in candidates from other technically demanding environments ...

Director, Agentic AI, Data Science Lead, AI Labs

Hiring Organisation
Hackajob Ltd
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Permanent
partner with teams across the firm to solve some of the most complex and consequential challenges in financial services, applying generative AI, machine learning, optimization, and statistics to deliver measurable business impact. Our mission is simple but ambitious: combine human and machine intelligence to revolutionize asset management. What sets … work and outcomes to senior leaders and general audiences, including white papers, publications, and presentations. Qualifications Required experience PhD in a quantitative field (machine learning, AI, statistics, computer science, physics, engineering) with 8+ years of professional experience OR MS degree in a quantitative field plus 11+ years of professional ...

Software Engineer, RL Data

Location
Greater London, England, United Kingdom
down to reading transcripts, supporting users, and wrangling vendors. The company's RL Data team builds the systems that produce high‐quality reinforcement learning data for Claude: data collection pipelines, human feedback tooling, the execution environments RL tasks run in, and the quality assurance that keeps training data … Effective use of AI tools in your own day‐to‐day work. Care about the societal impacts of your work. Preferred qualifications Experience with reinforcement learning on LLMs, particularly on the data side: creating evals, environments, rewards, graders, or training data. Experience helping organizations use AI more effectively ...

Head of Delivery (Public Sector)

Location
Greater London, England, United Kingdom
team. Experience of applying knowledge of cloud computing, including architecting and deploying solutions, and selecting appropriate tools and design patterns. Exposure to advanced machine learning techniques (e.g. reinforcement learning, deep learning). Experience owning the day-to-day resource allocation of a large team of technical … clients and partners within the public sector for successful technical delivery and to build strong long-term relationships Knowledge of data science and machine learning concepts and principles. Expertise in Python and SQL, both for development and to review code. Strong working knowledge of database systems (e.g., SQL, NoSQL ...

Software Engineer

Hiring Organisation
Profile 29
Location
Witney, Oxfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£65,000
work visa this must allow you to work in the UK unrestricted for at least the next 5 years. Profile 29 recruitment keywords: Machine Learning, Reinforcement Learning, Autonomous Systems, Assurance, Hardware, Software, Systems Integration, Artificial Intelligence, Embedded Software, Embedded Systems, Space Autonomy, Assured Autonomy, High Integrity Software ...

Verification Engineer

Hiring Organisation
Profile 29
Location
Witney, Oxfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£65,000
work visa this must allow you to work in the UK unrestricted for at least the next 5 years. Profile 29 recruitment keywords: Machine Learning, Reinforcement Learning, Autonomous Systems, Assurance, Hardware, Software, Systems Integration, Artificial Intelligence, Embedded Software, Embedded Systems, Space Autonomy, Assured Autonomy, High Integrity Software ...

Machine Learning Researcher

Location
Cambridge, England, United Kingdom
empowers our employees to thrive, continuously learn, and contribute meaningfully to our mission of advancing system design and calibration with our data-efficient machine learning solutions. Founded in 2016 and supported by investors such as Mazda Motor Corporation, Amadeus Capital, Atlantic Bridge and Cambridge Innovation Capital, Secondmind was recently … machine learning. Secondmind Labs consists of researchers that explore innovative ideas that can improve the state of the art in Probabilistic modelling, active learning and related fields, and tackle real-world challenging problems. We work in highly collaborative research teams, developing algorithms that are theoretically rigorous, yet scalable ...

Research Scientist, LLM Agents (Foundational Research)

Location
Greater London, England, United Kingdom
curious and open-minded individual with an interest in conducting state-of-the-art foundational machine learning research? Thomson Reuters Labs is seeking Research Scientists with a passion for building complex agent-based AI systems in a data-rich, complex academic environment driven by real-world problems. Foundational Research … dedicated core Machine Learning research division of Thomson Reuters. We are focused on research and development, with a particular focus on advanced algorithms and training techniques for Large Language Models (LLMs). We are building a strong foundation of research capabilities across different areas and are looking for scientists ...

Manager, Lead Research Scientist, LLM Agents (Foundational Research)

Location
Greater London, England, United Kingdom
curious and open-minded individual with an interest in conducting state-of-the-art foundational machine learning research? Thomson Reuters Labs is seeking Research Scientists with a passion for building complex agent-based AI systems in a data-rich, complex academic environment driven by real-world problems. Foundational Research … sleeves and participate in designing, coding, conducting experiments, and translating findings into concrete deliverables. Our focus areas are: LLM Training (Continued Pretraining, Instruction Tuning, Reinforcement Learning Alignment, Distributed Training, Efficient ML techniques) Post-training techniques for planning, reasoning & complex workflows (e.g., Reasoning Models, LLMs + Knowledge Graphs, Test ...

Senior Consultant - Manager (ER&I), AI Engineer, AI Scaling and Transformation, Engineering, AI & Data, Technology & Transformation

Hiring Organisation
Deloitte
Location
London, United Kingdom
Salary
£ 80 K
design and delivery of data and AI solutions that address their needs.Take ownership of the development and implementation of AI and machine learning models, data pipelines, and analytics solutions, ensuring they are robust, scalable, and aligned with best practices.Support the deployment and operationalisation of AI systems, focusing on performance … analysts, to ensure successful project delivery and integration of AI solutions.Contribute to the mentoring and development of junior team members, promoting a culture of learning, innovation, and delivery excellence.Connect to your skills and professional experience We are looking for candidates who are able to demonstrate skills and experience ...

Senior Consultant - Manager (ER&I), AI Engineer, AI Scaling and Transformation, Engineering, AI & Data, Technology & Transformation

Hiring Organisation
Deloitte
Location
Edinburgh, Midlothian, United Kingdom
Salary
£ 60 K
design and delivery of data and AI solutions that address their needs.Take ownership of the development and implementation of AI and machine learning models, data pipelines, and analytics solutions, ensuring they are robust, scalable, and aligned with best practices.Support the deployment and operationalisation of AI systems, focusing on performance … analysts, to ensure successful project delivery and integration of AI solutions.Contribute to the mentoring and development of junior team members, promoting a culture of learning, innovation, and delivery excellence.Connect to your skills and professional experience We are looking for candidates who are able to demonstrate skills and experience ...

Senior Consultant - Manager (ER&I), AI Engineer, AI Scaling and Transformation, Engineering, AI & Data, Technology & Transformation

Hiring Organisation
Deloitte
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 60 K
design and delivery of data and AI solutions that address their needs.Take ownership of the development and implementation of AI and machine learning models, data pipelines, and analytics solutions, ensuring they are robust, scalable, and aligned with best practices.Support the deployment and operationalisation of AI systems, focusing on performance … analysts, to ensure successful project delivery and integration of AI solutions.Contribute to the mentoring and development of junior team members, promoting a culture of learning, innovation, and delivery excellence.Connect to your skills and professional experience We are looking for candidates who are able to demonstrate skills and experience ...

Senior Consultant - Manager (ER&I), AI Engineer, AI Scaling and Transformation, Engineering, AI & Data, Technology & Transformation

Hiring Organisation
Deloitte
Location
Glasgow, Lanarkshire, United Kingdom
Salary
£ 60 K
design and delivery of data and AI solutions that address their needs.Take ownership of the development and implementation of AI and machine learning models, data pipelines, and analytics solutions, ensuring they are robust, scalable, and aligned with best practices.Support the deployment and operationalisation of AI systems, focusing on performance … analysts, to ensure successful project delivery and integration of AI solutions.Contribute to the mentoring and development of junior team members, promoting a culture of learning, innovation, and delivery excellence.Connect to your skills and professional experience We are looking for candidates who are able to demonstrate skills and experience ...