Latest research scientist Jobs

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

Senior Machine Learning Engineer

A Senior Machine Learning Engineer will lead the deployment of AI models into production environments for engineering and physics simulations, working closely with customers and cross-functional teams. The role involves building scalable ML pipelines, mentoring engineers, and traveling to client sites globally. The position operates at the intersection of data science and software engineering, focusing on real-world impact in advanced industries.

PhysicsX London, United Kingdom

Principal Developer Technology Engineer

This role involves collaborating with top AAA game developers to optimize GPU performance and advance neural rendering and AI in games. The engineer will develop and tune cutting-edge algorithms, work closely with NVIDIA's architecture and driver teams, and contribute to next-generation GPU technologies. Activities include building technical demos, publishing whitepapers, and presenting at conferences.

NVIDIA PLN 483,750 – PLN 838,500 pa

Hybrid Permanent

Principal Developer Technology Engineer

This role involves collaborating with top game developers to optimize GPU performance and advance rendering technologies, with a focus on path tracing and neural graphics. The engineer will develop and tune AI models, work closely with NVIDIA's architecture and driver teams, and contribute to next-generation GPU innovations. Activities include building technical demos, profiling algorithms, and presenting research at conferences.

NVIDIA PLN 483,750 – PLN 838,500 pa

Hybrid Permanent

Research Associate in AI for Turbomachinery Design

Conduct research in AI-driven turbomachinery design by developing machine learning frameworks integrated with computational fluid dynamics (CFD). Perform numerical simulations, analyse performance data, and collaborate with academic and industrial partners to advance sustainable engineering solutions. Work within Imperial College London’s Thermofluids Division on a Mitsubishi-funded project aimed at transforming design innovation in energy and transportation systems.

Imperial College London London, United Kingdom £45 – £59 pa

Contract

Research Fellow in AI for Energy and Transport

Develop and evaluate AI-based spatio-temporal forecasting models for electricity demand at motorway EV charging hubs, integrating transport, charging, weather, and energy datasets. Conduct data analysis, model development and validation, and contribute to publications and stakeholder engagement. Work within a multidisciplinary research environment focused on sustainable energy and transport systems.

UCL London, Hybrid, London, United Kingdom £43 – £54 pa

Contract

Research Engineer, Machine Learning (Reinforcement Learning)

This role involves advancing reinforcement learning in large language models, focusing on developing agentic systems for computer use, code generation, and reasoning. The engineer will build scalable RL infrastructure, design training environments, and collaborate across research and engineering to implement safety and performance improvements at scale.

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

Research Engineer, Machine Learning (RL Velocity)

This role involves building and optimizing the machine learning infrastructure that supports Anthropic’s reinforcement learning research. You'll work closely with researchers to improve training efficiency, debug performance bottlenecks, and develop tooling that accelerates model development. The position focuses on high-leverage platform improvements that scale across the entire research team.

Anthropic London, United Kingdom £370,000 – £630,000 pa

Research Advisor - Human Frontier Collective (UK)

This role involves providing expert-level consultancy and strategic input to shape the development and evaluation of advanced generative AI systems. As a Research Advisor in the Human Frontier Collective, you'll collaborate on high-impact research, contribute to technical publications, and help design frameworks that translate domain expertise into AI model evaluation. The position offers flexible, part-time engagement with an interdisciplinary network of top-tier researchers and professionals.

Scale AI United Kingdom £300 pa

Remote Contract Part-time

Senior Research Engineer - Audio Post-Training

A Senior Research Engineer will work on advancing high-quality, expressive synthetic voice generation within Synthesia's in-house AI models. The role involves fine-tuning and optimizing speech models using techniques like DPO and LoRA, implementing post-training optimizations for real-time performance, and integrating novel architectures such as neural codecs and diffusion models. The position is embedded in a research-driven team focused on pushing the boundaries of generative audio in enterprise applications.

Synthesia London, United Kingdom £50,000 pa

Remote Permanent

Staff Research Engineer - Multimodal Generative Modelling

This role involves developing advanced multimodal generative models that enable natural, real-time conversational interactions by integrating text, voice, and video. The engineer will lead research and implementation of low-latency, emotionally expressive AI systems, working across pretraining, post-training, and production deployment. Key focus areas include neural codecs, diffusion models, and streaming architectures to enhance realism and interactivity in Synthesia's AI video platform.

Synthesia London, United Kingdom

Remote Permanent

Threat Research Analyst

The role involves in-depth analysis of cyber threats, malware, and adversary TTPs using data science and analytical techniques. You'll proactively hunt for emerging threats, develop detection methodologies, produce threat intelligence reports, and collaborate with research and product teams. The position emphasizes turning complex data into actionable insights and contributing to public-facing research and conferences.

Darktrace Cambridge, CB2 3BJ, United Kingdom

Senior Robotics Research Engineer

Develop and implement sensor-guided robotic manipulation systems within a research-driven environment, focusing on real-time control, grasping, and integration into pre-production platforms. Collaborate with research projects and production teams to advance automation for grocery fulfillment. Work across the full development lifecycle using ROS2, C/C++, and Python in a hybrid setup.

Ocado Welwyn Hatfield, AL8 6TP, United Kingdom

Hybrid Permanent

CEREBRIS Research Associate (AI for Neurotechnology)

Develop and apply advanced AI techniques, including multimodal foundation models, to analyse neuroimaging and clinical data for stroke recovery research. Work with EEG, fNIRS, MRI, and movement data within a multidisciplinary team to build explainable AI systems. Contribute to high-impact publications and international collaborations in a translational research environment focused on neurotechnology innovation.

University of Bath Bath, South West England, United Kingdom £38 – £46 pa

Contract

Graduate AI Research Assistant

This role involves supporting AI research projects by assisting with data collection, algorithm development, and experimental analysis under the guidance of senior researchers. The candidate will contribute to research outputs such as reports and publications while receiving structured training and mentorship. It is a research-focused position emphasizing collaboration, ethical AI practices, and professional growth in a supportive environment.

Global Tech Recruitment London, United Kingdom £36,000 – £38,000 pa

On-site Permanent