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Data Scientist, ML

Data ScientistData ScientistFull TimeRemoteSeniorTeam 11-50H1B No SponsorCompany SiteLinkedIn

Location

United Kingdom

Posted

39 days ago

Salary

£55K - £65K / year

Seniority

Senior

Bachelor DegreeEnglishPythonPyTorchScikit-Learn

Job Description

Data Scientist, ML

Nexus Mods

• Own the end to end pipeline, powering classification at scale (~900K mods), from labelling data to production models. • Turn raw data into structured, high-quality metadata that unlocks search, filtering, and personalisation. • Continuously improve model performance and data quality. • Build recommendation models and improve search relevance to help users find the right mods faster. • Leverage behavioural signals and unique datasets (e.g.dependency graphs) to power smarter personalisation. • Directly impact engagement by increasing downloads, retention, and overall activity.

Job Requirements

  • Experience as a Data Scientist or ML Engineer, with a track record of shipping models to production (not just notebooks).
  • Strong proficiency in Python and the core ML ecosystem (scikit-learn, PyTorch or similar).
  • Hands-on experience with NLP and text classification (we have ~900K mods to classify from unstructured descriptions and metadata).
  • Experience building recommendation systems or search relevance models.
  • Solid understanding of embeddings, similarity search, and how to operate them at scale.
  • Able to scope and execute independently with strategic direction, not waiting for someone to hand you a spec.
  • Thrives in fast-moving environments with high autonomy.
  • Pragmatic mindset: you care about impact, not just model accuracy.
  • Core stack: ClickHouse (warehouse), dbt (transformation), Python, with Mixpanel and Braze as downstream consumers.
  • Bonus Skills**
  • Experience with LLMs for data labelling, seed set generation, or classification pipelines.
  • Familiarity with dbt or analytics engineering workflows.
  • Experience with algorithmic design, optimisation, or reward modelling.
  • Experience with A/B testing and causal inference.
  • An understanding of games modding and knowledge of Nexus Mods.
  • A love of computer games.

Benefits

  • We work a 4-day week of 32 hours, with no reduction in pay.
  • An allowance of £25 each month to spend on video games.
  • Employee Assistance Programme.
  • Private BUPA healthcare for you and your family.
  • A very flexible training budget.
  • Regular social events throughout the year. Participation is optional!

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