Marketing Measurement Scientist Python and Causal

Company: Trainline
Apply for the Marketing Measurement Scientist Python and Causal
Location: London
Job Description:

Trainline is seeking a Data Scientist in its Customer Growth Team to shape how we evaluate marketing performance. You will apply Python, causal inference and geo-experimentation to derive actionable insights that inform high-value commercial decisions.

You will own a portfolio of measurement projects, collaborating with marketing, analytics and cross-functional partners in a hybrid London-based role to translate findings into recommendations and guide investment decisions.

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Posted: October 25th, 2026