Machine Learning Jobs

Data Scientist

As a Data Scientist, you will develop and deploy machine learning models to optimize business operations in the retail industry. You'll work on data pipelines, model performance evaluation, and collaborate with engineers to create efficient solutions, while rotating across different business areas to expand your expertise.

Pontoon London, City And County Of the City Of London, United Kingdom £550 – £850 pd

Hybrid Contract

Engineering Manager, North

As an Engineering Manager for North, you will lead a team of engineers, focusing on designing, building, and maintaining scalable features for Cohere's AI workspace platform. You'll take end-to-end ownership of features, collaborate across teams, and contribute to both front-end and back-end development to ensure high-quality, production-ready applications.

Cohere London, United Kingdom

Hybrid 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

Member of Technical Staff, Training Performance Engineer

As a Performance Engineer in the Pre-Training team, you will focus on optimizing the performance of advanced language models and systems. Your responsibilities include identifying and removing performance bottlenecks, developing cutting-edge training and profiling tools, and working with top researchers to enhance model training throughput and quality.

Cohere London, United Kingdom

Hybrid Permanent

Member of Technical Staff, Safety for Agents

This role involves developing better, fairer, and more secure Large Language Models (LLMs) by focusing on data generation, post-training algorithms, and evaluation methods. You will work closely with cross-functional teams to ensure the safety and ethical use of LLMs, with a significant emphasis on experimental design and data management.

Cohere London, United Kingdom

Hybrid Permanent

Senior ML Systems Engineer, Frameworks & Tooling

This role involves building and maintaining the training framework for large-scale language models, designing distributed training abstractions, and developing tooling to connect research ideas to thousands of GPUs. You will work closely with infrastructure teams to ensure high-performance training and resolve performance bottlenecks across the ML systems stack.

Cohere London, United Kingdom

Remote Permanent

Member of Technical Staff, Data Analysis and Evaluation

This role involves designing and conducting data collection tasks, evaluating dataset quality, and assessing the robustness of large language models (LLMs). You will work closely with researchers, engineers, and data annotators to improve the overall effectiveness of AI systems and ensure they are reliable and scalable.

Cohere London, United Kingdom

Remote Permanent

Member of Technical Staff, Agent Code

This role involves staying up-to-date with the latest research in code LLMs and agents, designing and implementing scalable training strategies, and leading experiments on state-of-the-art compute infrastructure. You will collaborate with a team of researchers and engineers to develop cutting-edge code generation and agent systems for enterprise use.

Cohere London, United Kingdom

Hybrid Permanent

Member of Technical Staff, MLE (UK/EU)

As a Member of Technical Staff on the Applied ML team, you will work closely with customers to identify and solve their most pressing AI challenges using large language models. You'll lead projects from ideation to production, mentor engineers, and collaborate with product teams to develop innovative solutions.

Cohere London, United Kingdom

Hybrid 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

Senior Research Scientist, Cohere Labs

As a Senior Research Scientist at Cohere Labs, you will lead an independent research agenda on cutting-edge AI topics, collaborate globally, and mentor new researchers. The role involves advancing scientific knowledge, exploring societal implications of machine learning, and contributing to the future of AI research.

Cohere London, United Kingdom

Remote Permanent

Software Engineer - Applied ML - UK Public Sector

As a Software Engineer on the Applied ML team, you will work closely with UK public sector clients to design and implement AI solutions, focusing on areas like content generation, semantic search, and RAG. You will own and build large areas of the product, work across the backend and frontend, and experiment at a high velocity to deliver solutions that exceed customer expectations.

Cohere London, United Kingdom

Hybrid Permanent Clearance Required

Computer Vision Data Scientist

This role involves developing and deploying computer vision models for real-world applications, focusing on object detection and classification from image and video data. You will work closely with software and engineering teams to handle large datasets, optimise pipelines, and improve model performance in challenging scenarios.

Technify Talent Limited Reading, Berkshire, United Kingdom £70,000 – £80,000 pa

Remote Permanent

Machine Learning Engineer

This role involves developing deep-learning pipelines for NMR data, enhancing model usability through efficient software solutions, and collaborating with interdisciplinary teams. The focus is on advancing machine learning and NMR research, with a strong emphasis on innovative approaches to drug discovery and data analysis.

Hyper Recruitment Solutions King's Cross, London, WC1H 8AL, United Kingdom

On-site Permanent

Software Security - Defence & Security – 2026 summer placement

This internship involves contributing to the research and development of secure systems in defence and security domains. You will support the creation of novel security technologies, perform threat analysis, and collaborate with multidisciplinary teams on projects involving software, electronics, and AI.

Cambridge Consultants United Kingdom

On-site Internship Clearance Required