Senior Machine Learning Engineer

🔒 Confidential Employer
Posted 7 May 2026
LOCATION
London
TYPE
Full-time
LEVEL
Mid-Senior level
CATEGORY
Technology
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion

SKILLS

Machine Learning Deep Learning Transformer Architectures Distributed Training Model Inference Optimization Python Speech Recognition Research and Development

FULL DESCRIPTION

[Employer hidden — sign up to reveal] is hiring a Senior Machine Learning Engineer in London, UK. This is a hybrid, full-time, mid-senior level role focused on cutting-edge R&D in speech technology.

Senior Machine Learning Engineer

[Employer hidden — sign up to reveal] is the leading expert in Speech Intelligence, using AI and Machine Learning to unlock business value in human speech worldwide. Our mission is to Understand Every Voice. The Modelling Team trains diverse models, including large self-supervised ones, and ensures their deployment into production.

What you’ll be doing:

  • Work on complex R&D projects, with a diverse group of engineers, to achieve ambitious goals.
  • Stay current with the latest developments in Machine learning.
  • Execute high-impact projects to ensure team success.
  • Work collaboratively across departments and mentor team members (where appropriate).

Who we are looking for:

  • Demonstrated experience in collaboratively pursuing ambitious R&D agendas.
  • Precise attention to detail, aware of big picture and ML field direction.
  • Understanding of modern ML stack: transformer architectures (GQA, KV-caching), distributed training techniques, optimisation strategies for model inference (dynamic batching, flash attention, speculative decoding).
  • Preferred: publications in top-tier conferences, open-source contributions, technical writing.

[Employer hidden — sign up to reveal] offers incredibly flexible working, regular company lunches, private medical and dental, global working opportunities, generous holiday allowance, pension/401K matching, home office allowance, and parental leave support.

At [Employer hidden — sign up to reveal], our mission is simple: Understand Every Voice out there. We welcome diverse experiences and viewpoints. #LI-Hybrid

Apply via the form on this page. For more information, visit our website.

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