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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
285
Salary range
£59k – £250k
Hiring companies
52
View 285 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

285 live roles

See all 285 roles →

Forward Deployed Engineer, Agentic Platform (Europe)

This role involves working closely with enterprise customers to design, build, and deploy AI-powered agents that solve complex business problems. You will lead the development of agentic workflows using LLMs, ensuring reliability, security, and performance, while also contributing to the North AI workspace platform.

Cohere London, United Kingdom
Hybrid Permanent

Applied AI Engineer, Codex

This role involves working directly with engineering teams to design and implement AI-powered software development workflows using Codex. The engineer will build prototypes, integrations, and evaluation systems, often leveraging Codex in their own development process. They will guide clients from experimentation to production deployment, ensuring measurable improvements in developer productivity and software delivery.

OpenAI London, United Kingdom
Hybrid Permanent

Forward Deployed Engineer - London (Spanish-speaking)

This role involves leading end-to-end technical deployments of cutting-edge AI models for strategic customers, from prototyping to production. The engineer will build full-stack systems, deeply integrate with customer teams, and translate field feedback into product and model improvements. Success is measured by real-world adoption and measurable impact on customer workflows.

OpenAI London, United Kingdom
Permanent

Member of Technical Staff, North Modelling (Evals)

This role focuses on designing and implementing evaluation systems to measure the real-world performance of AI agents within Cohere’s North platform. You'll translate customer needs, product direction, and usage data into meaningful metrics that guide model development, ensuring improvements align with enterprise workflows like research, document editing, and automation. The position bridges product and modelling teams, requiring deep expertise in applied machine learning evaluation and a strong focus on measurement rigor.

Cohere London, United Kingdom
Hybrid Permanent

Research Scientist

Conducts original research in AI safety, focusing on interpretability and behavioral analysis of transformer-based large language models. Designs and runs experiments, develops reproducible research tooling in Python/PyTorch, and translates technical findings for government, frontier labs, and national security partners. Publishes results in academic papers and technical reports while collaborating with senior scientists to shape emerging AI safety standards.

Faculty London, United Kingdom
Permanent

Senior Research Scientist - AI Safety Evaluations

Lead the development of advanced AI safety evaluations to assess risks in critical domains such as CBRN and cybersecurity. Conduct original research from concept to publication, shape safety methodology, and collaborate with frontier AI labs and government stakeholders. Focus on rigorous, scientifically grounded evaluation techniques including red-teaming, adversarial testing, and robustness measurement.

Faculty London, United Kingdom
Permanent

Lead AI Engineer

This role involves designing and implementing AI solutions to improve operational efficiency, defining LLM architecture, and building AI tools like assistants and workflow automation. You will work within an Azure cloud environment, applying best practices in MLOps and DevOps, and collaborate closely with product teams and senior leadership.

Harnham - Data and Analytics Recruitment London, United Kingdom £85,000 – £95,000 pa
Hybrid Permanent

Staff Software Engineer, Kubernetes Platform

This role involves owning and scaling the Kubernetes control plane for large AI training clusters, including customizing the scheduler for topology-aware ML workloads and ensuring high availability under extreme scale. The engineer will build core platform services like service discovery, develop controllers and operators, and collaborate closely with research and infrastructure teams. The position demands deep expertise in distributed systems, Kubernetes internals, and debugging complex production issues across cloud environments.

Anthropic London, United Kingdom £325,000 – £485,000 pa
On-site Permanent
See all 285 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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