Data Scientist – Global Entertainment, Marketing

Company: Harnham
Apply for the Data Scientist – Global Entertainment, Marketing
Location: London
Job Description:

Do you want to build ML models that directly influence commercial decisions?

Have you delivered measurable business impact through experimentation or optimisation?

Are you ready to work on large-scale marketing effectiveness and MMM projects?

A global live entertainment business is investing heavily in its Data Science capability as part of a wider transformation across CRM, marketing effectiveness, and commercial growth. With the team rapidly scaling across the UK and US, this is an opportunity to join a highly visible function working on projects with real business impact.

This role is ideal for a hands-on Data Scientist with strong ML and statistical modelling foundations who wants exposure to experimentation, marketing analytics, and large-scale commercial decision making. MMM experience is not required — they’re looking for someone technically strong who can learn quickly and deliver measurable outcomes.

Key Responsibilities

  • Build and refine machine learning and statistical models
  • Design and analyse A/B tests and experimentation frameworks
  • Work on marketing effectiveness and MMM initiatives
  • Develop end-to-end data science solutions with measurable business impact
  • Collaborate with analysts and stakeholders on measurement plans
  • Communicate insights through dashboards and data storytelling
  • Contribute to recommendation and propensity modelling projects

Working model: Hybrid (2–3 days in Central London)

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Posted: May 17th, 2026