Machine Learning Scientist
UK | Remote | Outside | 3 - 6 months
A leading global marketplace is looking for a Machine Learning Scientist to help shape how millions of people discover and interact with products every day. You’ll join a collaborative team focused on applying cutting-edge ML techniques to solve large-scale ranking and recommendation challenges.
What you’ll do
* Design and build machine learning models that improve personalisation and search relevance
* Run large-scale experiments to validate ideas and guide product direction
* Partner with teams across engineering, product, and data to translate business needs into scalable ML solutions
* Stay up to date with new ML research and apply emerging methods across NLP, vision, and recommendation systems
* Present findings clearly to both technical and non-technical audiences
What you’ll bring
* Experience as a Machine Learning Scientist or similar, delivering models into production
* Strong understanding of ML concepts and experience with frameworks such as PyTorch, TensorFlow, or Transformers
* Proficiency in Python and a good grasp of MLOps and data engineering practices
* Collaborative mindset and comfort working in cross-functional teams
* Curiosity and eagerness to learn new techniques
Nice to have
* Experience with learning-to-rank or recommendation systems
* Knowledge of deep learning or large language models
* Familiarity with A/B testing, Databricks, PySpark, or AWS