Senior Data Scientist

Job Description

Turn complex data into extraordinary customer journeys at the world's #1 tourism group. At TUI, we're not just transforming holidays – we're revolutionising how data drives exceptional travel experiences. As we push to become the technology leader in travel, we need brilliant minds who can turn algorithms into adventures.

Application Closing Date: 6th of November 2025

ABOUT THE JOB

As a Senior Data Scientist in our Customer and Digital Analytics team:

• You'll drive data-informed decisions by blending deep business know-how with advanced analytics and clear visualizations to surface actionable insights across our digital platforms.
• We'll look to you to shape our analytics features and strategy - including segmentation, identity mapping, personalization, NLP, attribution, and campaign optimization - sizing impact and guiding prioritization.
• Your expertise will help scope problems and architect solutions by defining requirements, selecting the right statistical or ML approaches, and planning rigorous testing and deployment.
• Working collaboratively with data engineering teams, you'll build, test, and refine models ensuring accuracy, transparency, and governed behavior.
• The solutions you develop will be productionized at scale, delivering resilient, low-latency pipelines that serve millions of real-time customers while meeting security and privacy mandates.
• As part of our continuous improvement culture, you'll optimize and A/B/n-test recommendation and marketing capabilities to hit CTR, conversion, revenue, and margin targets.

ABOUT YOU

• You have an advanced degree in a quantitative field, ideally with a data science or machine learning component.
• Your experience includes end-to-end ownership of personalization and recommender systems that deliver measurable business value.
• We're seeking a data science expert skilled in advanced modeling (e.g., causal inference, reinforcement learning) and cloud tech (Python, SQL, AWS, Snowflake) to drive personalized customer journeys and marketing performance.
• Experience with modern AI approaches including RAG pipelines, vector databases, and responsible-AI best practices would be highly valuable.
• As a proven leader of agile, cross-functional teams, you can translate complex model metrics into ROI-driven narratives for stakeholders at all levels.
• Your communication skills enable you to build strong relationships across technical and business teams, championing data science throughout the organization.

From a workplace to a place to belong. At TUI we embrace diversity, equity, and inclusion, encouraging everyone to come as you are, because together, our potential is limitless.

We are committed to supporting candidates with disabilities and impairments so if you require any support, please do let us know.

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