Job Overview
At Tesco Mobile, we believe data has the power to make everyday experiences simpler, smarter, and more meaningful for our customers. We're looking for a Data Scientist who's curious, collaborative, and ready to make a real impact from day one.
Responsibilities
* Enhance marketing effectiveness.
* Maximise customer lifetime value.
* Reduce customer churn.
* Support smarter stock and demand decisions.
* Build, validate, and optimise models and manage basic models and data pipelines.
* Contribute across the data‑science lifecycle, including documentation and security best practices.
* Use statistical analysis to generate insights, improve customer experience and drive business improvements.
* Collaborate with your team to solve problems and share knowledge.
* Continuously identify ways to improve your work and develop your skills.
* Work collaboratively within our data science team and your project group in order to achieve the best possible outcome.
Key Skills and Experience
* Experience with Python, SQL, and scikit‑learn, plus basic PySpark knowledge.
* Understanding of database systems and data handling.
* Familiarity with full machine learning lifecycles (deployment experience is a bonus).
* Strong coding practices, including testing and optimisation.
* Ability to turn ambiguous questions into structured, solvable problems (with support).
* Confident communicator able to explain ideas clearly to non‑technical audiences.
* Strong listening skills and a collaborative mindset.
* PhD, Masters or Bachelors Degree within a Data Science field or similar.
You'll thrive if you also
* Take initiative in your learning and development.
* Enjoy giving and receiving constructive feedback.
* Are curious about improving models, processes, and outcomes.
Location & Working Arrangements
This role can be based in Welwyn Garden City, Slough, or London, with occasional travel to other sites. Join your team in person for a fortnightly meeting (usually in Slough or London) and enjoy hybrid working, with time spent both in the office and at home.
EEO Statement
We are proud to have an inclusive culture at Tesco where everyone truly feels able to be themselves. At Tesco, we not only celebrate diversity, but recognise the value and opportunity it brings, and we are committed to creating a workplace where differences are valued and all colleagues are given the same opportunities.
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