Latest ai researcher Jobs

Staff+ Software Engineer, Safeguards Infrastructure

Build foundational systems for AI safety, oversight, and intervention mechanisms, focusing on detecting unwanted model behaviors and preventing disallowed use. Develop infrastructure for data management, metrics, evaluations, and review tooling while ensuring high operational reliability and scalability. Work across the stack to create multi-layered, real-time safety defenses with minimal human intervention.

Anthropic London, United Kingdom £255,000 – £325,000 pa

Hybrid Permanent

Research Engineer, Machine Learning (Reinforcement Learning)

This role involves collaborating with researchers and engineers to advance the capabilities and safety of large language models through reinforcement learning. Responsibilities include developing core RL infrastructure, designing novel training environments, and optimizing performance across the stack.

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

On-site Permanent

Developer Relations Manager - Artificial Intelligence

This role involves leading developer strategy and engineering integration for NVIDIA's AI and GPU technologies within a major cloud service provider. The person will drive partnerships, advocate for GPU acceleration in AI and generative AI applications, and collaborate across internal teams and external developers. Responsibilities include shaping product roadmaps, supporting go-to-market initiatives, and representing NVIDIA at technical events and conferences.

NVIDIA United Kingdom

Senior Software Engineer, AI Inference Systems

This role involves building and optimizing high-performance AI inference systems for large-scale models on NVIDIA GPUs. You'll contribute to open-source frameworks like vLLM, optimize GPU kernels and compilers, design benchmarking methodologies, and work on scheduling for multi-node, multi-cloud deployments. The position blends deep systems engineering, performance optimization, and research to advance the state of accelerated AI computing.

NVIDIA Germany PLN 292,500 – PLN 650,000 pa

Remote Permanent

Technical Threat Investigator, Threat Intel Engineering - UK

This role involves conducting deep technical investigations into sophisticated threat actors targeting OpenAI's systems or misusing its AI models. The investigator will proactively hunt for malicious activity, analyze adversary behavior and infrastructure, and translate findings into scalable detection and disruption strategies. They will also build automation and AI-assisted workflows to enhance investigative efficiency and collaborate with cross-functional teams to improve security, safety, and enforcement systems.

OpenAI London, United Kingdom

Remote Permanent

Software Engineer, Privacy Engineering (Lawful Access)

Build and operate secure backend systems and data pipelines for lawful data access request workflows, translating legal and operational requirements into auditable, privacy-preserving technical solutions. Focus on end-to-end ownership, least-privilege access, and improving the safety and efficiency of sensitive data handling processes with strong human oversight.

OpenAI London, United Kingdom

Permanent

Research Scientist (Applied LLMs), London

A Research Scientist role focused on applying Large Language Models to drug discovery challenges, working within an interdisciplinary team of AI and life sciences experts. The position involves developing novel LLM-driven methods, refining models for biological and medical applications, and collaborating across scientific domains. The role requires deep technical expertise in LLMs and a strong foundation in machine learning and computational science.

Isomorphic Labs London, United Kingdom

Hybrid Permanent

Research Scientist (Machine Learning), London

A Research Scientist in Machine Learning will develop novel deep learning models and algorithms to accelerate drug discovery, working in a cross-disciplinary environment with scientists and engineers. The role involves designing architectures, training models, and applying cutting-edge ML techniques to biological and chemical problems, with opportunities to lead projects and mentor others depending on experience.

Isomorphic Labs London, United Kingdom

Hybrid Permanent

AI Data Associate - Portuguese, Artificial General Intelligence

This role involves performing foundational data labeling tasks across text, speech, audio, and video to improve Alexa's performance. The associate will assess dialogue quality, annotate multimodal data, and ensure high accuracy using internal tools. Emphasis is placed on attention to detail, operational efficiency, and maintaining strict data confidentiality within a structured office-based team environment.

Amazon London, United Kingdom

On-site Permanent

Research Associate in Machine Learning (Fixed Term)

Develop and evaluate AI-powered weather forecasting systems for African farming communities, focusing on sub-seasonal and spatio-temporal models. Design modular deep learning architectures integrating remote sensing and numerical data, and collaborate with UK and African partners to operationalize solutions. Work within an end-to-end forecasting team to publish results and support field testing in Ghana and Senegal.

University of Cambridge Cambridge, South East England, United Kingdom £37 – £46 pa

On-site Contract

Senior AI/ML Engineer

This role involves leading AI/ML research and development projects from concept to deployment, applying cutting-edge techniques in computer vision, NLP, reinforcement learning, and large language models to real-world challenges in defence and national security. The engineer will develop solutions using Python, provide technical mentorship, and collaborate with multidisciplinary teams and customers. Emphasis is placed on translating emerging research into practical engineering applications within an agile environment.

Copello Southampton, Hampshire, United Kingdom £60,000 – £65,000 pa

Senior AI & Algorithms Engineer (Defence & Security)

This role involves leading the development of advanced AI and machine learning systems for defence and security applications, including signal processing, edge AI, and information processing with transformers. The engineer will deliver data-driven solutions, mentor junior staff, and contribute to client-facing technical proposals and demonstrators. Work includes translating research into deployable systems, with a strong emphasis on technical ownership and innovation in high-stakes domains.

Cambridge Consultants United Kingdom

Hybrid Permanent Clearance Required

Treasury AI Engineering Lead - NatWest Group

The role involves leading the adoption of Generative AI and machine learning in Treasury operations, focusing on use cases like liquidity forecasting, capital optimisation, and risk management. You will design and deliver AI-driven solutions, oversee cloud migration for scalable experimentation, and promote responsible AI practices. The position emphasizes technical leadership, innovation, and cross-functional collaboration within a financial services environment.

eFinancialCareers London, United Kingdom

Senior AI Engineer - Perm - London

Design and build scalable AI data pipelines and cloud-native services, productionising machine learning and NLP models into reliable systems. Collaborate with data scientists and engineers to deliver intelligent products, while mentoring junior staff and shaping engineering standards. Work with cutting-edge technologies including LLMs, Kubernetes, and cloud platforms in a hybrid environment.

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

Hybrid Permanent

PhD AI - 6 or 12 months

Work on diverse, real-world AI projects in a multidisciplinary team, applying machine learning and algorithmic techniques to develop innovative solutions across sectors like healthcare, defence, and biotech. Engage in hands-on model development, data wrangling, and research, contributing to both client work and internal R&D. Showcase results through demonstrations and technical communication.

Cambridge Consultants United Kingdom

On-site Internship Flexible Clearance Required