Data Scientist - Lisbon

Marsh McLennan Companies • Lisbon, Lisbon • Posted June 20, 2026

About the Role

Description:

The Opportunity:

The Data Scientist is a Data Scientist with strong data science, statistical modelling, and machine learning expertise with practical software engineering skills to build data-driven products. This role is responsible for turning complex data into actionable insights and deployable models that enable users to operationalize analytics in meaningful ways. 

Key Responsibilities:

  • Partner with stakeholders to identify high-impact opportunities where data science can improve decision-making, processes, and business outcomes.
  • Explore, clean, and transform structured and unstructured data; assess data quality, bias, and fitness-for-purpose.
  • Develop and validate statistical and machine learning models (e.g., regression/classification, clustering, time series, etc.) and quantify uncertainty.
  • Translate model results into clear narratives and recommendations; communicate insights t...