Latest AI Research Scientist Jobs

CFD Engineer

This role involves building and running high-fidelity CFD simulations from geometry preparation to post-processing for moderately complex engineering cases. You'll work at the intersection of CAE and data science, supporting the development of AI-driven simulation models and contributing to automated workflows on cloud and HPC platforms. The position includes customer collaboration, model adaptation for deep learning surrogates, and occasional international travel to support on-site engagements.

PhysicsX United Kingdom

Principal CFD Engineer

As a Senior CFD Engineer, you will work closely with Data Scientists and Machine Learning Engineers to deliver high-fidelity simulations and address complex engineering challenges. Your role involves building multi-physics models, automating simulation pipelines, and collaborating with customers to integrate AI-driven solutions, while traveling globally to support on-site projects.

PhysicsX United Kingdom

Hybrid Permanent

Principal Developer Technology Engineer

This role involves collaborating with top game developers to optimize GPU performance and advance rendering technologies such as path tracing and neural graphics. The engineer will develop and optimize AI models and rendering algorithms, work closely with NVIDIA's architecture and driver teams, and create technical demonstrations and whitepapers. The position emphasizes innovation in AI-driven graphics and requires deep expertise in real-time rendering, GPU programming, and system-level optimization.

NVIDIA PLN 483,750 – PLN 838,500 pa

Hybrid Permanent

Senior Quantum Algorithm Researcher

This role involves leading research in quantum algorithms with a focus on AI-driven discovery, hybrid quantum-classical applications, and advanced simulations. You'll collaborate with supercomputing centers, QPU developers, and research partners to develop innovative solutions and publish high-impact work. The position plays a key role in shaping NVIDIA's quantum product strategy and driving customer adoption through technical leadership.

NVIDIA United Kingdom

Remote Permanent

Research Engineer, Pretraining Scaling - London

This role involves owning critical parts of Anthropic's production pretraining pipeline for large language models, focusing on reliability, performance optimization, and debugging across hardware, networking, and training dynamics. The engineer will run experiments to improve training efficiency, respond to incidents during model launches, and collaborate closely with research and systems teams. It’s a high-impact, operational role blending deep technical engineering with empirical research in a fast-paced, safety-focused AI environment.

Anthropic London, United Kingdom £260,000 – £630,000 pa

Research Engineer, RL Scaling Science

This role involves designing and running large-scale reinforcement learning experiments to understand scaling effects across model size, compute, and task horizon. The engineer will build benchmarks for long-horizon RL, debug system-level issues that emerge at scale, and translate validated research findings directly into production training pipelines. The position sits at the intersection of research and systems engineering, requiring deep empirical rigor and close collaboration with both research and infrastructure teams.

Anthropic London, United Kingdom £375,000 – £640,000 pa

Engineering Manager, Infrastructure

Lead a team building scalable, secure infrastructure to deploy AI applications in enterprise environments. Focus on production reliability, platform automation, and bridging AI research with real-world deployment. Work closely with product and security teams to improve developer velocity and operational excellence.

Scale AI London, United Kingdom

Hybrid Permanent Clearance Required

Senior/Staff Fullstack Engineer, Backend Leaning

This role involves end-to-end development on a client-facing AI video platform, working across a React frontend and Python monolith backend. Engineers take full ownership of long-term projects, collaborating closely with product managers to solve commercial problems and iteratively deliver and validate features. The position emphasizes technical leadership, impact measurement through data pipelines, and forward-looking engineering strategy in a high-growth SaaS environment.

Synthesia London, United Kingdom

Remote Permanent

Software Engineer, Codex Ecosystem & Enterprise

This role involves building scalable, secure, and observable platform capabilities to enable enterprise adoption of Codex, transforming real-world customer feedback into robust product and ecosystem features. You'll design full-stack systems integrating with identity, governance, and CI/CD workflows, while shaping how organizations deploy and trust AI-powered software engineering. The position emphasizes end-to-end ownership, from architecture to production operations, in a fast-moving research-engineering environment.

OpenAI London, United Kingdom

On-site Permanent

Software Engineer, Cloud Infrastructure

This role involves designing and building scalable development and production platforms that power OpenAI's core products like ChatGPT and the API. The engineer will work on Kubernetes clusters, cloud abstractions, networking, and infrastructure deployment systems, ensuring reliability, security, and scalability. The position includes on-call responsibilities and emphasizes a culture of inclusion, safety, and technical excellence in a fast-paced environment.

OpenAI London, United Kingdom

Permanent

Senior Software Engineer 1 (MLOps)

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 £81,322 – £112,488 pa

Software Engineer (Principal level)

A Principal-level Software Engineer will lead backend architecture and stability initiatives across a large engineering organization, driving cross-team projects and long-term technical strategy. The role involves solving systemic challenges in a high-scale SaaS environment, working across React and Python monolith systems, and aligning engineering outcomes with commercial goals. Unique exposure to in-house AI research and enterprise-grade video generation technology provides a distinctive technical context.

Synthesia London, United Kingdom

Hybrid Permanent

Senior Machine Learning Engineer

Design and implement high-performance machine learning models using C++, CUDA, and PyTorch, with a focus on GPU acceleration and advanced AI applications. Work on cutting-edge research involving Transformers and computer vision to deliver real-world AI solutions. Collaborate within a skilled technical team on innovative projects in a hybrid London-based role.

Hexwired Recruitment Limited London, United Kingdom £60 – £80 ph

Hybrid Contract

Principal Engineer, Data & Compute

Design and lead the evolution of large-scale AI infrastructure for training and inference workloads across thousands of GPUs and petabyte-scale data systems. Enable seamless cross-region execution and data federation to support Wayve's embodied AI and autonomous driving research. Provide strategic technical leadership and mentorship across engineering teams.

Wayve United Kingdom US$370,300 – US$418,200 pa

Hybrid Permanent

Senior Cloud Site Reliability Engineer

This role involves building and scaling the reliability foundations of an AI cloud platform, including model development and GPU compute systems. The engineer will define SRE frameworks, ensure platform resilience, and enable scalable AI deployment through automation and observability. It's a founding role requiring deep expertise in distributed systems, Kubernetes, and cloud infrastructure.

Wayve London, United Kingdom

On-site Permanent