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Senior Data Scientist, Growth & Measurement

Western Union

Moncloa - Aravaca, Comunidad de Madrid, Spain Full time July 11, 2026
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Vacancy 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...

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    Vacancy Details

    Location Moncloa - Aravaca, Comunidad de Madrid
    Country Spain
    Type Full time
    Category Mathematical Science Occupations
    Posted July 11, 2026

    About Western Union

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    Western Union

    Moncloa - Aravaca, Spain

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