Latest ai researcher Jobs

Spotlight
Fractile logo

ML Runtime Engineer (Mid-Level and Senior)

This role involves developing and optimizing the runtime stack for AI accelerators, focusing on integrating with open-source ML frameworks like PyTorch and vLLM. The engineer will work closely with hardware and software teams using a co-design approach to enable high-performance inference for large language models. Key responsibilities include building a high-performance runtime in Rust and supporting inference server integrations.

Fractile London, United Kingdom
Hybrid Permanent
Spotlight
Fractile logo

Senior ML Compiler Engineer

At Fractile, we’re taking a revolutionary approach to computing to run the world’s largest language models 100x faster than existing systems. Our fast-growing team is working at the cutting edge of the latest AI developments in both hardware and software....

Fractile Bristol, United Kingdom

AI Researcher (On-Device)

This role involves leading the architecture and development of AI capabilities within the company's operating system. Responsibilities include optimizing system performance, resource management, and power consumption, as well as designing scalable application frameworks and integrating new AI technologies. The position requires deep expertise in AI, operating system architecture, and industry trends.

MicroTech Consulting London, United Kingdom
On-site Permanent
NVIDIA logo

Applied AI Researcher - World Reconstruction and Generation

As an Applied AI Researcher, you will develop and adapt deep learning methods for world reconstruction, novel view synthesis, and neural rendering. You will work with a team of researchers to turn cutting-edge research into robust technology, focusing on improving the realism and controllability of generated scenes.

NVIDIA Germany
Remote Permanent
NVIDIA logo

Applied AI Researcher - World Reconstruction and Generation

As an Applied AI Researcher, you will develop and adapt deep learning methods for world reconstruction, novel view synthesis, and neural rendering. You will work with a team of researchers to prototype solutions, improve scene realism, and build evaluation workflows, contributing to cutting-edge AI technology.

Remote Permanent
OpenAI logo

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
Synthesia logo

Staff Research Engineer - Video Post Training

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. Founded in 2017, the company is headquartered in London, with offices and teams across Europe and the US.As AI continues to shape...

Synthesia London, United Kingdom £50,000 pa
Remote Permanent
Synthesia logo

Senior Research Engineer - Audio Post-Training

As a Senior Research Engineer, you will join a team of 40+ researchers and engineers working on cutting-edge challenges in generative AI, specifically focusing on high-quality synthetic voices. Your role involves adapting models for new conditioning inputs, fine-tuning speech models, optimizing for real-time performance, and designing new evaluation metrics for TTS systems.

Synthesia London, United Kingdom
Remote Permanent

AI Security Researcher

This role involves researching emerging AI security threats and developing innovative tools to protect critical national systems. The researcher will conduct vulnerability analysis, reverse engineering, and prototype development while collaborating with multidisciplinary teams to transition research into practical solutions. They will also communicate technical findings to diverse audiences and stay ahead of advancements in AI and cybersecurity.

Forward Role Hampshire, United Kingdom £65,000 – £85,000 pa
Hybrid Permanent Clearance Required

AI Quant Researcher - Selby Jennings

This role involves designing and prototyping AI and LLM-based applications to enhance financial research workflows. You will work closely with business users to identify opportunities, build proof-of-concepts, and integrate AI solutions into enterprise platforms, while also collaborating with engineering, product, and data teams to scale successful prototypes.

eFinancialCareers London, United Kingdom
On-site Permanent
Isomorphic Labs logo

Senior Security Engineer, London

As a Senior Security Engineer, you will play a crucial role in architecting and managing the security of Isomorphic Labs' AI-based platform and HPC infrastructure. You will work closely with DevOps, SRE, and other teams to ensure robust security practices, from secure architecture and IaC to threat modeling and incident response.

Isomorphic Labs United Kingdom
Hybrid Permanent
Faculty AI logo

Senior User Researcher

Why Faculty?We established Faculty in 2014 because we thought that AI would be the most important technology of our time. Since then, we’ve worked with over 350 global customers to transform their performance through human-centric AI. You can read about...

Faculty AI London, United Kingdom
Hybrid Permanent
Bodyswaps logo

AI Engineer

This role involves leading a two-year R&D project to develop emotionally responsive virtual humans for soft-skills training. Responsibilities include setting technical direction, building AI systems that perceive and respond naturally, and collaborating across multiple disciplines to turn research into a reliable product.

Bodyswaps London, United Kingdom
Hybrid Permanent

Junior AI Healthcare Specialist

This role involves designing, developing, and deploying AI and machine learning solutions to improve healthcare outcomes. You will work with multidisciplinary teams to analyze clinical data, build predictive models, and ensure compliance with healthcare regulations and ethical standards.

Global Tech Recruitment London, United Kingdom £38,000 – £40,000 pa
On-site Permanent

Applied AI Security Architect

This role involves serving as a trusted security expert for Anthropic's enterprise customers, engaging with CISOs and security leaders to address critical security and compliance questions. You will lead technical discussions on data protection, network architecture, and regulatory standards, and collaborate with internal teams to influence product development and create security-focused materials.

Anthropic London, United Kingdom
On-site Permanent

Applied AI Architect, Public Sector

This role involves working as a pre-sales architect to advise UK and Northern European public sector organizations on integrating Claude, Anthropic's AI system, into their technology stacks. Responsibilities include understanding customer requirements, creating technical solutions, and guiding customers through deployment while ensuring compliance with public sector standards.

Anthropic London, United Kingdom
On-site Permanent Clearance Required
OpenAI logo

Researcher, Training - London

As a Researcher on the Training team, you will focus on advancing large language models (LLMs) by designing new architectures, optimizing performance, and contributing to training infrastructure. You will work in a hybrid model, spending three days a week in the London office and collaborating with a team dedicated to pushing the boundaries of AI.

OpenAI London, United Kingdom
Hybrid Permanent