Research Data Scientist

Research Data Scientist

dunnhumby
London, London
NEW

dunnhumby is the global leader in Customer Data Science, empowering businesses everywhere to compete and thrive in the modern data‑driven economy. We always put the Customer First.

Our mission: to enable businesses to grow and reimagine themselves by becoming advocates and champions for their Customers. With deep heritage and expertise in retail – one of the world’s most competitive markets, with a deluge of multi‑dimensional data – dunnhumby today enables businesses all over the world, across industries, to be Customer First.

dunnhumby employs nearly 2,500 experts in offices throughout Europe, Asia, Africa, and the Americas working for transformative, iconic brands such as Tesco, Coca‑Cola, Meijer, Procter & Gamble and Metro.

We’re looking for a talented Research Data Scientist who expects more from their career. It’s a chance to extend and improve dunnhumby\’s world‑class science capabilities. It’s an opportunity to work with a market‑leading business to explore new opportunities for us and influence global retailers.

Joining our team, you’ll work with world‑class and passionate people to apply machine learning and statistical techniques to business problems. You’ll contribute to the research and implementation of new approaches to address complex problems and perform data analysis and model validation. You’ll have the opportunity to present results to a variety of internal stakeholders.

What we expect from you

• Master’s degree or equivalent in Computer Science, AI, ML, Statistics, Physics, Engineering, Biology, or a related field. PhD preferred.
• Programming experience, ideally in Python, and ability to handle large data volumes with modern processing tools (e.g., Hadoop, Spark, SQL).
• Experience building CI/CD pipelines is a plus.
• Experience with tools like Git for code management and collaboration.
• Experience building and maintaining highly available production systems on GCP, Azure, or AWS.
• Proficiency with machine learning techniques such as regularised regression, clustering, or tree‑based ensembles, and implementing them via libraries.
• Familiarity with open‑source software, including machine learning packages (e.g., Pandas, scikit‑learn), deep‑learning frameworks (such as PyTorch or TensorFlow), and data visualization tools.
• Adaptable and quick learner in a fast‑paced environment, producing high‑quality code.
• Strong communication skills, with a willingness to present work to both technical and non‑technical audiences, and to contribute to the wider data science community.
• Demonstrated ability to break down complex problems and develop innovative, data‑driven solutions.

A plus if you also have:

• Experience in retail sector.

What you can expect from us

We won’t just meet your expectations. We’ll defy them. So you’ll enjoy the comprehensive rewards package you’d expect from a leading technology company. But also, a degree of personal flexibility you might not expect. Plus, thoughtful perks, like flexible working hours and your birthday off.

You’ll also benefit from an investment in cutting‑edge technology that reflects our global ambition. But with a nimble, small‑business feel that gives you the freedom to play, experiment and learn.

And we don’t just talk about diversity and inclusion. We live it every day – with thriving networks including dh Gender Equality Network, dh Proud, dh Family, dh One, dh Enabled and dh Thrive as the living proof. We want everyone to have the opportunity to shine and perform at your best throughout our recruitment process. Please let us know how we can make this process work best for you.

Our approach to Flexible Working

At dunnhumby, we value and respect difference and are committed to building an inclusive culture by creating an environment where you can balance a successful career with your commitments and interests outside of work.

We believe that you will do your best at work if you have a work / life balance. Some roles lend themselves to flexible options more than others, so if this is important to you please raise this with your recruiter, as we are open to discussing agile working opportunities during the hiring process.

For further information about how we collect and use your personal information please see our Privacy Notice which can be found (here).