Latest AI Research Scientist Jobs

Expression of Interest- Red Team

The Red Team at the AI Security Institute conducts cutting-edge research to identify and mitigate vulnerabilities in advanced AI systems. The team collaborates closely with leading AI companies, UK officials, and allied governments to inform deployment, research, and policy decisions, focusing on misalignment, misuse, and control of AI systems.

AI Security Institute London, United Kingdom £65,000 – £145,000 pa

On-site Permanent Clearance Required

Research Scientist (Machine Learning), Lausanne

A Research Scientist in machine learning will develop novel AI models and algorithms to accelerate drug discovery, working in interdisciplinary teams to solve complex problems in computational biology and chemistry. The role involves designing deep learning architectures, training and scaling models, and translating research into practical applications. Collaboration with scientists across disciplines is central to advancing Isomorphic Labs’ mission of solving disease through AI.

Isomorphic Labs United Kingdom

Hybrid Permanent

Recruiter, AI/ML Research EMEA

This role involves strategic talent acquisition for OpenAI's AI/ML research teams across EMEA, focusing on identifying and engaging leading researchers and technical scientists. The recruiter will work closely with research staff to shape hiring strategies, anticipate talent needs, and guide decisions impacting frontier AI research. It emphasizes deep technical understanding, proactive talent cultivation, and advisory input into candidate evaluation and compensation in a fast-evolving domain.

OpenAI London, United Kingdom

Hybrid Permanent

Head of Policy & Security Research Lab

Lead the strategy and execution of a research lab focused on AI policy, safety, and security, working with cross-sector partners to develop frameworks and benchmarks for frontier AI models. Manage research agendas, recruit top talent, and engage with global AI safety institutions. The role involves deep technical-policy expertise and leadership in high-impact AI governance initiatives.

Scale AI United Kingdom US$198,000 – US$247,000 pa

On-site Permanent

Machine Learning Scientist

We’re Aioi R&D Lab – an AI tech hub in one of the fastest-growing insurance companies. We research and develop AI systems that catapult insurance from a slow-moving, traditional past into a data-driven, technology-lead and society-defining future.We’re looking for dynamic,...

Aioi Nissay Dowa Europe Oxford, Oxfordshire, United Kingdom £55,934 – £83,386 pa

ML Research Engineer, London

Develop and optimise cutting-edge AI models at the intersection of machine learning and drug discovery, translating research into scalable, production-ready systems. Work closely with scientists to build predictive and generative models using advanced deep learning techniques, with a focus on innovation in computational biology and chemistry. Contribute to a collaborative, interdisciplinary team advancing a digital biology platform for transformative medicine development.

Isomorphic Labs London, United Kingdom

On-site Permanent

Senior Machine Learning Scientist

This role involves leading research in privacy-preserving generative AI, focusing on techniques like differential privacy, federated learning, and secure inference. The scientist will design and validate machine learning models, translate research into deployable systems, and contribute to publications and collaborations within a multi-partner environment. Emphasis is placed on responsible AI, reproducibility, and mentoring junior team members.

Aioi Nissay Dowa Europe Oxford, Oxfordshire, United Kingdom £81,322 – £112,488 pa

Hybrid Permanent

AI Deployment Engineer - Startups

This role involves working directly with high-impact AI startups to optimize their use of OpenAI's technology, debug complex workflows, and improve model performance through prototyping, evaluation design, and feedback to research and product teams. The engineer will translate real-world usage into reproducible benchmarks and durable system improvements, bridging customer needs with internal development. It emphasizes technical depth, product judgment, and cross-functional collaboration in a hybrid work environment.

OpenAI London, United Kingdom

Hybrid Permanent

Senior AI Engineer - Perm UK

Design and build scalable AI data pipelines and cloud-native systems to productionise machine learning and NLP models. Collaborate with data scientists and engineers to transform research into secure, high-performance AI services using modern MLOps practices. Work with cutting-edge technologies including LLMs, vector databases, and retrieval-augmented generation in a remote-first, innovation-driven environment.

Infused Solutions London, United Kingdom £65,000 – £80,000 pa

Remote Permanent

Graduate AI Machine Learning Engineer

About the Role:We are seeking a motivated and technically skilled AI Machine Learning Engineer to join our growing team based in Central London. This is an exciting opportunity for someone passionate about artificial intelligence and data-driven solutions to contribute to...

Global Tech Recruitment London, United Kingdom £39,000 – £40,000 pa

Machine Learning Software Engineer, Research

Develop and optimize machine learning models for high-fidelity, multi-physics simulation in engineering and scientific domains. Translate research prototypes into scalable, production-grade systems using distributed training and cloud infrastructure. Work across the full ML lifecycle, from foundational model design to deployment, while mentoring team members and collaborating with research scientists on real-world industrial applications.

PhysicsX London, United Kingdom

On-site Permanent

Forward Deployed AI Engineer

This role involves deploying and integrating generative AI models into pharmaceutical and biotech customers' scientific workflows. The engineer will design production-grade API integrations, data pipelines, and model-serving infrastructure while working on-site to troubleshoot and deliver solutions. The position emphasizes customer collaboration, enterprise-grade deployment standards, and translating real-world feedback into product improvements.

Latent Labs London, United Kingdom, United Kingdom

Hybrid Permanent

Sr. Data Scientist - GenAI

Lead the development and deployment of cutting-edge generative AI systems for cybersecurity, focusing on large language models and deep learning at scale. Drive research strategy, build production-ready AI solutions processing trillions of daily events, and provide technical leadership across cross-functional teams. Contribute to AI innovation through publications and thought leadership while shaping best practices in responsible AI adoption.

CrowdStrike England

Remote Permanent

Sr. Data Scientist - GenAI

Lead the research strategy for applying AI to cybersecurity, focusing on generative AI, large language models, and deep learning. Develop production-ready AI systems at scale, mentor research teams, and drive innovation in reasoning, summarisation, and interactivity. Contribute to technical standards and represent the company through publications and thought leadership.

CrowdStrike England

Remote Permanent

Staff Machine Learning Software Engineer, Research

Lead and shape research initiatives in machine learning for physics-based simulation, focusing on scalable and distributed training of foundation models. Translate research prototypes into robust, production-grade systems using cloud and HPC infrastructure, while mentoring junior engineers and guiding technical direction across the Research team.

PhysicsX London, United Kingdom

On-site Permanent