Latest researcher Jobs

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

Systems Architect

Design and implement a modern, AI-powered revenue operations stack using Salesforce as a core platform. Build intelligent automations, custom integrations, and data pipelines that connect CRM with AI workflows and broader GTM systems. Operate at the intersection of backend development and platform administration to create a living, responsive CRM system.

ElevenLabs United Kingdom

Remote Permanent

Translator/Linguist

Work as a freelance Translator/Linguist on a flexible basis, refining AI-generated translations for fluency, cultural accuracy, and natural spoken delivery. Collaborate with audio and dubbing teams to produce high-quality localized content including subtitles, dubs, and audiobooks. Use AI-assisted workflows and maintain terminology consistency across multimedia projects.

ElevenLabs United Kingdom

Remote Permanent

Relational Foundation Model Engineer, Modern Data Stack

Design and experiment with novel Transformer and GNN architectures to build a unified foundation model that understands relational databases and heterogeneous graphs. Work across the full ML lifecycle—from architecture design to inference acceleration—on real-world applications like fraud detection, forecasting, and recommendation systems. Collaborate with researchers and engineers to push the boundaries of relational reasoning in enterprise AI.

NVIDIA Germany

Relational Foundation Model Engineer, Modern Data Stack

You will design and experiment with novel Transformer and Graph Neural Network (GNN) architectures that generalize across diverse relational database schemas and heterogeneous graphs. The role involves full-cycle development—from model design and large-scale training to optimization and inference acceleration—focused on real-world applications like fraud detection, forecasting, and recommendation systems. This is a research-forward engineering role with direct impact on enterprise AI systems built atop a unified foundation model.

NVIDIA

R&D Scientist

This role involves leading scientific research projects in applied physics and imaging technology, focusing on X-ray systems, optics, and AI-driven algorithm development. The scientist will use MATLAB extensively for data analysis, modelling, and creating advanced detection solutions. Work spans experimental research, machine learning, and cross-team collaboration to deliver real-world technological innovations.

Euro Projects Recruitment Basford, Nottinghamshire, United Kingdom £30,000 – £40,000 pa

Hybrid Permanent Clearance Required

Staff Machine Learning Engineer

This role involves leading the development and deployment of production-grade machine learning systems, with a focus on fine-tuning large language models and building scalable inference infrastructure. The engineer will own the full ML lifecycle, from data pipelines to deployment, while mentoring teams and integrating AI solutions into products. The position bridges research and engineering in a remote-first, technically driven environment.

Hexwired Recruitment Limited United Kingdom £160,000 – £200,000 pa

Remote Permanent

Machine Learning Scientist

Develop novel machine learning methods for molecular and protein discovery, bridging cutting-edge AI research with practical engineering implementation. Work on geometric deep learning, graph neural networks, and diffusion models applied to biological systems. Collaborate closely with engineers to translate research into tools that accelerate scientific discovery in a well-funded life science technology environment.

Platform Recruitment London, United Kingdom £85,000 – £100,000 pa

Machine Learning Engineer, Global Public Sector

Design and build reliable, multi-step agentic systems for high-stakes government applications, focusing on AI safety, red-teaming, and model optimization in regulated environments. Develop novel architectures and evaluation frameworks to ensure sovereign AI systems are performant, unbiased, and production-ready at scale.

Scale AI United Kingdom

On-site Permanent Clearance Required

Principal Machine Learning Engineer

A Principal Machine Learning Engineer will lead technical innovation in speech AI by developing and deploying advanced machine learning models, translating research into scalable production systems. The role involves mentoring engineers, shaping long-term ML strategy, and solving complex modelling challenges across the organisation. Work spans distributed training, inference optimisation, and MLOps best practices within a hybrid working environment.

Speechmatics Cambridge, United Kingdom

Principal Machine Learning Engineer

Lead the development and deployment of advanced speech recognition models, bridging research and production. Drive technical vision, mentor engineering teams, and optimise large-scale ML systems for accuracy, speed, and scalability. Work across the full ML lifecycle with a focus on transformers, distributed training, and MLOps best practices.

Speechmatics London, United Kingdom

Hybrid Permanent

Senior Simulation Data Engineer

The role involves building and operating end-to-end data pipelines for high-fidelity CFD simulations, from geometry preprocessing and orchestration to post-processing and delivery of ML-ready datasets. You'll ensure data quality, traceability, and performance at scale while working closely with research scientists and ML engineers in a high-performance computing environment. The position uniquely combines simulation engineering, data infrastructure, and AI/ML integration within a cutting-edge deep-tech context.

PhysicsX London, United Kingdom

Expression of Interest- Red Team

The Red Team at the AI Security Institute conducts cutting-edge research to identify and mitigate vulnerabilities in advanced AI systems. The team collaborates closely with leading AI companies, UK officials, and allied governments to inform deployment, research, and policy decisions, focusing on misalignment, misuse, and control of AI systems.

AI Security Institute London, United Kingdom £65,000 – £145,000 pa

On-site Permanent Clearance Required

Sr. Manager, AI Forward Deployed Engineering (AI-FDE)

Leads and scales the EMEA AI Forward Deployed Engineering team, delivering professional services to help customers build and productionize GenAI applications on the Databricks platform. Acts as a trusted advisor to senior stakeholders, shapes product strategy through customer insights, and drives technical engagements across enterprise clients. Focuses on team development, strategic account management, and cross-functional collaboration with Product, Sales, and Research teams.

Databricks London, United Kingdom