Machine Learning Scientist – Reinforcement Learning

Company: Roc Search
Apply for the Machine Learning Scientist – Reinforcement Learning
Location: London
Job Description:

We’re working with an innovative technology business that is looking to hire a Machine Learning Scientist with strong Reinforcement Learning experience to join their growing team.

This is an exciting opportunity for someone who wants to work on real-world AI problems, developing models that move beyond research and simulation into practical applications.

The Role

You’ll be working on challenging machine learning and control problems, with a particular focus on Reinforcement Learning.

The role will involve:

  • Developing and improving Reinforcement Learning models and agents
  • Working with real-world data and telemetry
  • Exploring reward engineering and policy optimisation
  • Considering safety, reliability and model validation
  • Taking ML models from simulation/research through to production
  • Working closely with engineers and other technical teams to apply ML to real-world problems

Posted: August 20th, 2026