Senior Data Scientist, Growth & Measurement

Western Union

Full time Mathematical Science Occupations
Apply Now
Location
Moncloa - Aravaca, Comunidad de Madrid, Spain
Posted
July 13, 2026

Job Description

Role Responsibilities


As a Senior Data Scientist, you'll help shape some of Western Union's most important growth and investment decisions by uncovering what truly drives customer growth, profitability, and long-term value. Partnering across Marketing, Product, Pricing, and Risk, you'll design experiments, build measurement frameworks, and apply causal analysis to influence business decisions and investment priorities.

  • Design and analyse A/B tests, holdouts, geo experiments, and other experimental frameworks to evaluate initiatives and establish causality.
  • Build robust measurement approaches for marketing, product, pricing, and risk initiatives, including incrementality, ROAS, CAC, retention, conversion, and customer lifetime value.
  • Apply statistical and causal inference techniques, including regression analysis, seasonality adjustment, interrupted time series, and causal impact frameworks, to determine business impact.
  • Analyse custom...