About the role
At Tesco, our Data Science team builds scalable solutions to complex business challenges across stores, online, supply chain, marketing and Clubcard. We apply advanced machine learning, generative AI, and large language models (LLMs) to personalise customer experiences, optimise operations and drive innovation. We work across several business domains, including customer experience, online, fulfilment, distribution, commodities, store operations and technology. Team members rotate across domains to broaden their expertise and impact.
We foster a culture of continuous learning, dedicating 10% of the working week to personal development. Our team benefits from academic partnerships, regular knowledge-sharing events and a collaborative, inclusive environment that values work-life balance and professional growth.
Responsibilities
You will be responsible for
* Developing and deploying machine learning and generative AI solutions that directly impact how we serve our customers and run our business.
* Designing and implementing robust models, experimenting with new approaches, and translating business problems into data science solutions.
* Building prototypes, evaluating model performance both statistically and in terms of business impact, and scaling models into production.
* Collaborating closely with Machine Learning Engineers and Software Engineers to ensure solutions are efficient, maintainable, and aligned with Tesco’s technology standards.
* Communicating complex ideas clearly to non-technical stakeholders, contributing to internal knowledge sharing and representing Tesco in the external data science community.
* Staying current with developments in GenAI and LLMs to evaluate and integrate emerging techniques into data products.
Requirements
* Strong foundation in machine learning, statistics, and programming.
* Experience with Python and working with large-scale data in distributed computing environments.
* Hands-on experience with generative AI, LLMs, and deep learning frameworks is valued.
* A scientific mindset, critical thinking, and the ability to translate business problems into data science solutions.
* Proactive in learning new methods, staying up to date with latest developments, and contributing to knowledge sharing and collaboration.
* A higher degree in a quantitative discipline is preferred, though equivalent experience in a commercial setting is valued.
* Strong coding practices, including version control and testing.
What’s in it for you?
We’re all about the little helps. That’s why we make sure our Tesco colleague benefits package takes care of you – both in and out of work. Click Hereto find out more!
* Annual bonus scheme of up to 20% of base salary
* Holiday starting at 25 days plus a personal day (plus Bank holidays)
* Private medical insurance
* 26 weeks maternity and adoption leave (after 1 year’s service) at full pay, followed by 13 weeks of Statutory Maternity Pay or Statutory Adoption Pay; 4 weeks fully paid paternity leave
* Free 24/7 virtual GP service, EAP for you and your family, access to mental wellbeing support
About Us
Our vision at Tesco is to become every customer's favourite way to shop, whether they are at home or out on the move. Our core purpose is ‘Serving our customers, communities and planet a little better every day’. Serving means more than a transactional relationship with our customers; it means acting as a responsible and sustainable business for all stakeholders, the communities we are part of and the planet.
We are proud to have an inclusive culture at Tesco where everyone truly feels able to be themselves. We celebrate diversity and the value it brings. We’re committed to creating a workplace where differences are valued and all colleagues have the same opportunities. We’re a Disability Confident Leader and offer accessible recruitment processes. For accessibility support, please click here.
We offer diverse full-time and part-time patterns across our many business areas and a blended pattern of office and remote working. If you are applying internally, please speak to the Hiring Manager about how this can work for you — everyone is welcome at Tesco.
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