# Associate Data Scientist - ML / Python at Sainsbury's

Sainsbury's is hiring an Associate Data Scientist - ML / Python in London, United Kingdom. Level rates it Little AI ●○○○; you can [apply on Sainsbury's](https://jobsbylevel.com/go/95147e14-1e09-495a-bbda-d3696154afda?utm_medium=ai-agent).

AI Level 1, AI centrality 27 out of 100. London, London, United Kingdom.

## Details

- Company: [Sainsbury's](https://jobsbylevel.com/companies/sainsbury-s)
- AI level: AI Level 1 (score 27 out of 100)
- Location: London, London, United Kingdom
- Posted: October 20, 2026
- Apply: https://jobsbylevel.com/go/95147e14-1e09-495a-bbda-d3696154afda?utm_medium=ai-agent

## Description

Associate Data Scientist – ML / Python - London/Hybrid Working What you'll do As a Data Scientist and member of our Data Science team, you will play a pivotal role in developing in-house data science solutions that automate decision-making and provide valuable insights across our business. Working in cross-functional agile squads, you will contribute to the design and development of our data science products. You will deliver high-quality analyses that guide future development work and contribute to the team's continuous learning and upskilling efforts. Why join us Wide impact. Deploying models here means improving the experience of millions of customers each day. Range of projects. Our projects vary from supply chain optimisation for Argos, predicting which substitution products online shoppers prefer, to helping our Sainsburys colleagues keep shelves full. Focus on data science work . Access to extensive, clean, and well-documented data in our industry-leading platform: spend your time building data science solutions, not cleaning datasets. Time for growth. 10% of time set aside for learning & personal development Learning and mentoring. With a team of 50 data scientists, engineers and product managers, there are lots of opportunities to learn from colleagues through knowledge shares, pair programming, and communities of practice. Flexible working. Our team prioritizes hybrid working, both at home and in our central London Farringdon office . Save on groceries . 10% discount on products across Sainsburys (Up to 15% for two days each week!) Join us and be part of a team that encourages innovation, values your expertise, and prioritises work-life balance while delivering exceptional results. What you need to excel in this role: Essential: Educated to degree level, preferably within a mathematical, statistical or STEM discipline Proven track record of using Python and SQL to deliver complex ML solutions in a corporate environment or substantial relevant academic experience. Strong statistical foundation in concepts such as regression, hypothesis testing and experimental design. Strong presentation skills and business acumen: you regularly receive positive feedback about your ability to explain complex topics to non-technical audiences You feel comfortable working independently to achieve results using your own guidance and initiative. Experience getting the best out of sklearn and tree-based models. Highly proficient in Git best practices. You are familiar with software engineering best practises and can utilise them to produce code that passes an engineering code review. Desirable: A relevant Post-graduate degree (Masters or PhD) within a mathematical, statistical or other STEM discipline. Experience delivering value on ML projects in retail (in areas such as price elasticity or differential pricing) or supply chain (demand forecasting, optimisation). Experience using ML with mathematical optimisation. Experience working with and applying causal inference. Experience working with and deploying Graphical Neural Networks [GNNs] in industry. #LI-JH1 At Sainsbury’s, data sits at the heart of how we operate, innovate and serve our customers. Our Data & Analytics team is building a technically advanced, commercially focused and impactful capability, powering our Next Level Strategy and helping to create a Sainsbury’s powered by industry leading AI algorithms. We use data, technology and advanced analytics to drive better decisions across the business, from forecasting and optimisation to experimentation, personalisation and machine learning. With one of the richest retail datasets I n the UK and a portfolio spanning Sainsbury’s, Argos, Habitat and Nectar, the opportunity to innovate is huge. Here, you’ll tackle complex challenges at scale, create measurable impact and grow quickly alongside brilliant colleagues. People who thrive with us combine business understanding, technical expertise and curiosity, with a natural instinct for

The description is cut here. Read the full offer: https://jobsbylevel.com/jobs/associate-data-scientist-ml-python-at-sainsbury-s-3fedfc

Source: https://jobsbylevel.com/jobs/associate-data-scientist-ml-python-at-sainsbury-s-3fedfc

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