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Machine Learning Jobs in London

The UK's financial and tech hub, home to a thriving ecosystem of startups, scaleups, and established tech giants. A hotbed for machine learning talent and innovation.

Open roles
286
Salary range
£59k – £250k
Hiring companies
52
View 286 live roles → Get an alert

London is the epicentre of the UK's tech and financial sectors, making it a prime location for machine learning professionals. The city hosts a diverse range of companies, from cutting-edge startups to global tech giants, all of which are actively hiring machine learning experts. Whether you're working on natural language processing, computer vision, or reinforcement learning, London offers a dynamic environment with ample opportunities for growth and collaboration. Many roles are hybrid or fully remote, but the city's vibrant tech scene and networking events provide a rich on-site experience.

Salary on the board

£59k – £250k

Based on advertised midpoints across the 58 UK listings priced in pounds in the last 12 months. Base salary only.

Salary visibility
24% of listings advertise a salary.
By seniority
£k base
Mid
52
253
5 jobs
Senior
65
190
21 jobs
Lead
70
178
6 jobs
Live jobs

286 live roles

See all 286 roles →

Research Engineer, Pretraining Scaling - London

This role involves owning critical parts of Anthropic's production pretraining pipeline for large language models, focusing on performance optimization, debugging across hardware and training dynamics, and ensuring reliable, scalable model training. The position requires deep technical expertise in distributed systems and ML frameworks, with hands-on responsibilities during high-pressure model launches and a strong emphasis on operational reliability and cross-team coordination.

Anthropic London, United Kingdom £260,000 – £630,000 pa
On-site Permanent

Applied AI Architect, Industries

This role involves serving as a technical advisor to enterprise customers adopting Claude, designing scalable AI architectures, and guiding integration of Anthropic's LLMs into existing technology stacks. The position bridges technical and business stakeholders, creating evaluation frameworks and delivering tailored technical content. Collaboration with sales, product, and engineering teams is central to driving successful customer deployments.

Anthropic London, United Kingdom £150,000 – £190,000 pa
On-site Permanent

Senior ML Systems Engineer, Frameworks & Tooling

Design and maintain core components of a large-scale LLM training framework, focusing on distributed systems, performance optimization, and developer tooling. Work across the ML stack to improve throughput, stability, and reproducibility on multi-node GPU clusters. Build monitoring, debugging, and automation tools to support fast-moving research and production workflows.

Cohere London, United Kingdom
Remote Permanent

Member of Technical Staff, Data Analysis and Evaluation

Design and conduct data collection tasks with human annotators, evaluate dataset quality, and assess the robustness of large language models. Apply statistical methods and machine learning to improve model performance across diverse use cases in close collaboration with researchers and engineers.

Cohere London, United Kingdom
Remote Permanent

Senior Data Scientist

Lead high-impact AI projects in the defence sector, designing end-to-end data science solutions and robust software architectures. Mentor junior data scientists, lead delivery teams, and collaborate with clients to translate complex problems into rigorous technical frameworks. Contribute to thought leadership through open-source work, public speaking, and training, while ensuring ethical and reliable AI deployment in high-stakes environments.

Faculty AI London, United Kingdom
Remote Permanent Flexible Clearance Required

Computational Protein Designer

This role involves designing functional proteins using proprietary generative AI models, bridging machine learning and experimental validation teams. The scientist will iteratively optimize protein designs based on lab feedback, contribute to AI model improvement, and help refine data workflows. The position emphasizes interdisciplinary collaboration, scientific rigor, and innovation in synthetic biology.

Latent Labs London, United Kingdom, United Kingdom
Hybrid Permanent

Senior Research Engineer - Interactive Avatars

This role involves developing advanced AI models for interactive avatars, focusing on diffusion-based video generation conditioned on audio, motion, and user interaction. The engineer will work on real-time, long-form video synthesis, improving lip-sync and motion realism, and building evaluation systems to ensure high visual quality. The position bridges cutting-edge research and product deployment within a fast-moving AI video platform.

Synthesia London, United Kingdom
Remote Permanent

Engineer

Engineer will serve as the primary technical contact for resolving critical issues at Ocado’s largest Customer Fulfilment Centre in Erith, ensuring smooth 24/7 operations through proactive maintenance and improvement of advanced automation systems including conveyor networks, lifts, and cranes. The role involves working across shifts in a high-performance, safety-critical environment with cutting-edge robotics, cloud, and IoT technologies.

Ocado London, DA8 1SP, United Kingdom
On-site Permanent
See all 286 roles →
Roles hiring here

Roles hiring in London

The most-listed roles in this cluster right now. Tap through to a role profile when one exists, or to the live search results.

Machine Learning Engineer Jobs

£60k – £630k
36 open

ML Research Engineer Jobs

£80k – £640k
16 open

ML Platform Engineer Jobs

£325k – £485k
10 open

ML Infrastructure Engineer Jobs

£255k – £485k
8 open

Machine Learning Scientist Jobs

Role profile
7 open

Reinforcement Learning Engineer Jobs

£260k – £640k
4 open
Top hirers

Hiring here right now

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The scene

Hiring in London

London's tech ecosystem is robust and diverse, with a high concentration of machine learning roles. Companies ranging from fintech startups to global tech giants are actively recruiting, offering a wide array of opportunities for professionals at all levels.

The city's strong network of tech meetups, conferences, and industry events provides a platform for continuous learning and professional growth. Whether you're looking to advance your career or connect with like-minded professionals, London's vibrant tech community is a valuable resource.

FAQs

Common questions

  • London is home to a wide range of companies, including startups, scaleups, and established tech giants. Many financial institutions and research-heavy organisations also hire machine learning experts.

  • Many roles in London offer hybrid or fully remote options, but the city's vibrant tech scene and networking events make on-site work a valuable experience.

  • In-demand skills include expertise in deep learning, natural language processing, and reinforcement learning, as well as proficiency in Python and TensorFlow.

  • For detailed salary information, check the salary section on this page, which is updated with live job listings and market data.

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