Latest research engineer Jobs

Research Engineer, Pretraining Scaling - London

This role involves owning critical aspects of Anthropic's production pretraining pipeline, including performance optimization, debugging complex issues, and improving training efficiency. The position is highly operational, requiring responsiveness to incidents and flexibility during model launches, with significant learning opportunities.

Anthropic London, United Kingdom

On-site Permanent

Senior Research Engineer - Audio Post-Training

This role involves advancing high-quality, expressive synthetic voice generation through post-training optimization of AI models. The engineer will work on fine-tuning speech models using techniques like DPO and LoRA, implementing efficiency improvements such as quantization and distillation, and integrating novel architectures like neural codecs and diffusion models. The position is embedded in a research-driven team focused on real-time, production-grade voice synthesis for global enterprise applications.

Synthesia London, United Kingdom

Remote Permanent

Senior Research Engineer - Data

This role focuses on building and enhancing large-scale data pipelines for AI model training, working with vast video and audio datasets to improve data quality, curation, and annotation. The position bridges applied research and data engineering, collaborating closely with model teams to extract meaningful features and drive performance gains. It emphasizes clean, maintainable code and influence over long-term data infrastructure strategy.

Synthesia London, United Kingdom

Remote Permanent

[Expression of Interest] Research Engineer / Scientist, Alignment - London

As a Research Engineer on the Alignment Science team, you will design and execute machine learning experiments to ensure AI systems are safe, helpful, and aligned with human values. You will collaborate with other teams to test and improve safety techniques, develop evaluation tools, and contribute to research papers and presentations.

Anthropic London, United Kingdom £260,000 – £370,000 pa

Hybrid Permanent

Solution Architect, Local Government AI

The role involves working closely with government clients and internal teams to design and deploy AI-driven solutions that address public sector challenges. You will develop technical strategies, create educational resources, and support hands-on implementations of AI workflows using NVIDIA's technologies. The position emphasizes collaboration across global teams, solution prototyping, and advocating for product improvements based on real-world needs.

NVIDIA

Remote Permanent Clearance Required

Solution Architect, Local Government AI

This role involves guiding government clients in adopting AI technologies to enhance public services, focusing on computer vision, generative AI, and deep learning solutions. The Solution Architect will develop technical strategies, support proofs of concept, and create practical resources like interactive notebooks and demonstrations using NVIDIA's AI platforms. Collaboration with cross-functional teams and global stakeholders is key, with an emphasis on translating public sector challenges into scalable AI implementations.

NVIDIA

Remote Permanent Clearance Required

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

Principal AI & Algorithms Engineer (Defence & Security)

This role involves leading the design and implementation of advanced algorithms for intelligent systems in defence and security contexts, with a focus on machine learning, AI, and sensor processing. The engineer will act as a technical authority, shaping project direction, mentoring teams, and contributing to client-facing proposals and sales efforts. Work includes hands-on development, technical architecture, and advancing internal capabilities through research and innovation.

Cambridge Consultants United Kingdom

Hybrid Permanent Clearance Required

Senior Staff Generative AI Engineer - VP IC, Hands-On - Citi

Discover your future at CitiWorking at Citi is far more than just a job. A career with us means joining a team of approximately 219,000 dedicated people from around the globe. At Citi, you'll have the opportunity to grow your...

eFinancialCareers London, United Kingdom

Principal AI Scientist - UK Perm

Lead AI research and development in a remote UK-based role, focusing on Large Language Models and AI agents within psychometrics and human assessment. Drive innovation by translating cutting-edge research into production-ready systems while mentoring technical teams and shaping AI strategy in a collaborative, research-led environment.

Infused Solutions United Kingdom £80,000 – £100,000 pa

Remote Permanent

Member of Technical Staff, Modeling

As a Member of Technical Staff, you will design and build AI systems, research and implement novel ideas on supercompute infrastructure, and collaborate closely with top researchers. The role offers a unique blend of engineering and research, with a focus on advancing the state of the art in AI.

Cohere London, United Kingdom

Remote Permanent

Member of Technical Staff, Post-Training

This role involves advancing the state of the art in model post-training, writing high-performance software, and coordinating with specialist teams to produce models with strong performance. You will work closely with top researchers and engineers, leveraging Cohere's extensive compute and data resources to optimize and deploy cutting-edge AI models.

Cohere London, United Kingdom

Hybrid Permanent

Vehicle Safety Operator

About usFounded in 2017, Wayve is the leading developer of Embodied AI technology. Our advanced AI software and foundation models enable vehicles to perceive, understand, and navigate any complex environment, enhancing the usability and safety of automated driving systems.Our vision...

Wayve London, United Kingdom

Machine Learning Software Engineer, Research

This role involves working closely with research scientists and simulation engineers to build and optimize machine learning models for real-world physics and engineering problems. You will design, implement, and scale models using advanced techniques like distributed training and federated learning, while also mentoring colleagues and translating research into reusable libraries and products.

PhysicsX London, United Kingdom

On-site Permanent

Staff Machine Learning Software Engineer, Research

This role involves leading machine learning engineering efforts within a research context, focusing on transforming experimental models into scalable, production-grade systems for physics-informed AI simulations. The engineer will work closely with research scientists to design and optimise distributed training architectures, build foundation models, and deliver robust ML solutions for complex engineering problems. A strong emphasis is placed on mentorship, technical leadership, and translating cutting-edge research into reusable software tools and products.

PhysicsX London, United Kingdom

On-site Permanent