Machine Learning Jobs

Technical Director of AI Safety

Leads technical strategy and R&D in AI safety, building and mentoring a high-performing team to develop cutting-edge evaluations and mitigation techniques for frontier AI models. Shapes global AI safety discourse through thought leadership, publications, and collaboration with leading labs and governments. Translates advanced research into practical safety solutions while representing the organisation at the highest technical and policy levels.

Faculty AI London, United Kingdom

Hybrid Permanent Clearance Required

Principal Research Scientist - AI Safety

Lead and shape the research agenda for AI safety, focusing on large language models and high-risk domains such as CBRN and cybersecurity. Conduct and oversee cutting-edge technical research, publish in top-tier venues, and mentor a growing team of researchers. Collaborate on red-teaming and evaluation projects while positioning the organisation as a thought leader in trustworthy AI development.

Faculty AI London, United Kingdom

Hybrid Permanent Clearance Required

Software Engineer, Compute Infrastructure

This role involves building and optimizing the compute platform that powers OpenAI's AI research and products. Responsibilities include designing and operating infrastructure for large-scale compute systems, profiling and optimizing training workloads, and creating tools that improve the developer experience and system reliability.

OpenAI London, United Kingdom

Hybrid Permanent

Researcher, Frontier Risk Mitigations

This role involves identifying and mitigating emerging AI safety risks, developing new methodologies, and collaborating with experts across various domains to ensure the safety and alignment of OpenAI’s AI systems. The researcher will play a critical role in defining best practices and evaluating the robustness of safety systems.

OpenAI London, United Kingdom

On-site Permanent

Staff Software Engineer - Backend

This role involves building and improving large-scale distributed systems for Databricks' Lakehouse Platform, focusing on backend services that enable secure, high-performance data storage and access across cloud infrastructures. You'll work on reliability, scalability, and developer experience, tackling challenges from infrastructure to product features. As a founding team member in London, you'll help shape the future of a unified data and AI platform.

Databricks London, United Kingdom

On-site Permanent

Enterprise Account Executive - Public Sector

This role involves driving big data and AI transformation within major Defence contractors by identifying high-impact use cases and delivering value through the Databricks Data Intelligence Platform. The Enterprise Account Executive will lead complex sales campaigns, collaborate with ecosystem partners, and engage C-level executives to expand strategic accounts. Success requires deep sector expertise, experience in value-based selling, and the ability to orchestrate technical and business teams to achieve customer and revenue goals.

Databricks London, United Kingdom

Software Engineer (Safety)

As a Software Engineer in Faculty's National Security and AI Safety team, you will build and deploy production-grade machine learning systems, collaborate with cross-functional teams, and ensure the technical feasibility and impact of AI solutions. You will work on high-stakes, high-impact projects, focusing on AI safety and responsible development.

Faculty London, United Kingdom

Permanent

Senior Data Scientist

The role involves designing and delivering AI/ML models for forecasting, customer segmentation, churn prediction, and commercial optimisation. You will own end-to-end data workflows, operationalise models using ML Ops, and collaborate with product, engineering, and client teams to align technical outputs with business outcomes.

VIQU IT London, United Kingdom £75,000 – £80,000 pa

Senior Data Scientist

The Senior Data Scientist will maintain and troubleshoot live machine learning models, monitor revenue and data integrity, and handle time-sensitive regulatory requests. They will work closely with cross-functional teams to ensure operational stability and drive data-driven decisions.

Randstad Technologies Recruitment London, City And County Of the City Of London, United Kingdom £400 – £450 pd

Senior AI Engineer

This role involves designing, building, and scaling enterprise-grade AI platforms, transforming AI research into production systems. You'll work on complex AI services, data pipelines, and cloud-native architectures, collaborating with Data Scientists and Software Engineers to productionize ML and NLP models.

Infused Solutions London, United Kingdom £65,000 – £75,000 pa

Hybrid Permanent Flexible

Applied AI Engineer

This role involves designing and building production-grade AI systems using LLMs, RAG, and related technologies. You will work closely with research and engineering teams, take ownership of technical problems, and provide guidance to junior engineers in an Agile/Scrum environment.

SoCode London, United Kingdom £120,000 – £140,000 pa

Postdoctoral Researcher in Large Language Model Development

The role involves curating and processing multilingual humanities data, pre-training and fine-tuning large language models, and developing evaluation benchmarks. You will work closely with subject specialists and contribute to open-source research and publications.

University of Oxford Oxford, South East England, United Kingdom £39 – £41 pa

Contract

AI/ ML Research Consultant

This role involves applying AI and machine learning to real-world problems, including defence and security applications. Responsibilities include designing, developing, and deploying machine learning systems, integrating third-party technologies, and working directly with clients to deliver high-quality technical outcomes.

Lynx Recruitment Melbourn, Cambridgeshire, United Kingdom £50,000 – £90,000 pa

AI Engineer

This role involves leading the technical delivery of AI, Machine Learning, and Algorithmic projects for Defence and Security customers. You will act as a technical lead, provide oversight, and work directly with clients to define requirements and deliver innovative solutions. The position offers opportunities for technical leadership and business development.

Meritus Cambridge, Cambridgeshire, United Kingdom £50,000 – £90,000 pa

Lead AI / ML Engineer

The Lead AI/ML Engineer will build and deploy machine learning models to drive analytics and decision-making, focusing on areas like demand forecasting, pricing, and operational planning. You'll work closely with business stakeholders, data teams, and technology teams to ensure solutions are production-ready and deliver measurable value.

Michael Page Woking, Surrey, United Kingdom £80,000 – £95,000 pa