Machine Learning Jobs

Senior Manager (National Security)

As a Senior Manager in the National Security and Safety team, you will lead the delivery of complex AI and data science projects for critical government partners. Your role involves building strategic relationships, developing proposals, and mentoring multidisciplinary teams to ensure projects meet rigorous operational and ethical standards.

Faculty AI London, United Kingdom

On-site Permanent Clearance Required

Lead Data Scientist

As a Lead Data Scientist, you will set the technical direction for complex, business-critical AI projects, ensuring high-quality, scalable delivery. You will mentor cross-functional teams, manage client relationships, and drive innovation in a highly regulated industry, focusing on financial services and professional services.

Faculty AI London, United Kingdom

Hybrid Permanent

Solutions Consultant (German Speaking)

This role focuses on designing and delivering customer onboarding and education programs to accelerate product adoption and drive long-term success. The candidate will create engaging training content, define onboarding processes, and collaborate with cross-functional teams to ensure customers realize value quickly. The position emphasizes creative program development and data-driven success metrics within a fast-paced AI startup environment.

Synthesia London, United Kingdom

Remote Permanent

Data Scientist II, RufusX Science UK

This role involves developing and optimizing large language models (LLMs) to enhance the conversational experiences of Rufus, Amazon's AI-driven shopping assistant. Responsibilities include designing evaluation frameworks, performing data analysis, and collaborating with cross-functional teams to improve customer engagement and satisfaction.

Amazon London, United Kingdom

On-site Permanent

Solutions Consultant (Italian Speaking)

This role focuses on designing and delivering customer onboarding and training programs to drive rapid product adoption and long-term retention. The individual will create engaging educational content, define success metrics, and collaborate with cross-functional teams to enhance customer experience. The position requires native Italian language skills and experience in SaaS customer education.

Synthesia London, United Kingdom

Hybrid Permanent

Senior Machine Learning Engineer

As a Senior Machine Learning Engineer, you will lead the deployment of AI models and engineering surrogates into customer production environments, working closely with Data Scientists, Simulation Engineers, and clients. You will mentor team members, design scalable ML systems, and travel to customer sites to build solutions on-site, driving innovation and practical outcomes.

PhysicsX North Tyneside, NE29 8EP, United Kingdom

On-site Permanent Clearance Required

Machine Learning Engineer

As a Machine Learning Engineer, you will work closely with Data Scientists, Simulation Engineers, and customers to understand and solve complex engineering and physics challenges. You will design, build, and test reliable and scalable ML data pipelines, manipulate 3D point cloud and mesh data, and create reusable libraries and tools. The role involves significant customer interaction and on-site collaboration, requiring strong problem-solving and communication skills.

PhysicsX North Tyneside, NE29 8EP, United Kingdom

On-site Permanent Clearance Required

Recruiter, AI/ML Research EMEA

This role involves strategic talent acquisition for OpenAI’s AI/ML research team in 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 influence decisions in a fast-evolving technical landscape. It emphasizes deep engagement with global research communities and proactive sourcing in highly specialized domains.

OpenAI London, United Kingdom

Hybrid Permanent

Technical Threat Investigator, Threat Intel Engineering - UK

About the TeamSecurity is at the foundation of OpenAI’s mission to ensure that artificial general intelligence benefits all of humanity.The Threat Intelligence team protects OpenAI’s technology, people, research, and infrastructure by proactively identifying and disrupting adversaries who seek to compromise...

OpenAI London, United Kingdom

Remote Permanent

Applied Scientist, Observability, Prime Video

This role involves designing and deploying machine learning and generative AI models at scale to enhance observability systems for Prime Video. The scientist will work on log management, tracing, and AI-powered analytics to rapidly detect and resolve technical issues. Collaboration with global engineering teams is key to integrating models into production and improving the developer experience.

Amazon London, United Kingdom

Hybrid Permanent

Machine Learning Engineer

This role involves developing end-to-end machine learning systems integrated with advanced electronics for defence and security applications. You'll work across diverse domains such as computer vision and generative models, rapidly prototyping and deploying models into functional hardware systems. The role emphasizes innovation, rapid iteration, and close collaboration in a technically driven, low-management environment.

ECM Selection Cambridge, Cambridgeshire, United Kingdom £40,000 – £70,000 pa

On-site Permanent Clearance Required

Graduate Software Engineer

Software engineering at the frontier of AI and defenceThis team is motivated by saving lives in war affected regions and on the battlefield. They believe that by combining advanced technologies from different sectors they can fundamentally change the effectiveness of...

ECM Selection Cambridge, Cambridgeshire, United Kingdom £35,000 – £40,000 pa

Head of Medicinal Chemistry, Drug Design, London

As Head of Medicinal Chemistry, you will lead a team of 25 chemists in London, driving the development of novel drugs using cutting-edge AI and machine learning. You will provide strategic direction, mentor team members, and collaborate closely with AI/ML scientists to accelerate drug discovery and clinical candidate nomination.

Isomorphic Labs London, United Kingdom

On-site Permanent

Response Squad Agent

This role involves providing frontline technical support to customers, diagnosing and resolving straightforward issues, and triaging more complex cases for escalation. The agent ensures clear, timely communication throughout each query’s lifecycle and maintains accurate records in the support system. Collaboration with internal teams is key to ensuring smooth issue resolution and continuous improvement of support processes.

Luminance London, United Kingdom

Hybrid Permanent

Agentic AI Engineer (life sciences)

This role involves designing and refining LLM-powered agentic workflows that integrate with a knowledge graph, scientific literature, and proprietary data to generate testable therapeutic hypotheses for rare diseases. The engineer will work closely with drug discovery scientists and engineers to translate real-world research questions into reliable, production-grade AI agents. Success means independently owning end-to-end agent development and delivering tools that directly impact drug discovery decisions.

Healx Cambridge, United Kingdom

Hybrid Permanent