Senior Data Science Engineer

Full Timesenior

LondonPosted 4 days ago

Role Overview

Dunnhumby is hiring a Senior Data Science Engineer. This is a full-time role in London. posted 4 days ago. Full responsibilities, required qualifications, and the apply link are listed in the description below.

Resume Keywords to Include

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PythonSQLAWSSparkPandasAgileCI/CDDevOps

Job description

dunnhumby is the global leader in Customer Data Science, partnering with the world’s most ambitious retailers and brands to put the customer at the heart of every decision. We combine deep insight, advanced technology, and close collaboration to help our clients grow, innovate, and deliver measurable value for their customers.

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, Nestlé, Unilever and Metro.

Joining our Customer Data Science team, you’ll work with world class and passionate people to create reusable science modules, ensuring they are productionised, robust and available to the business. You’ll contribute to the research and implementation of new approaches to address complex problems and explore changes to process and tooling to enable research at scale.

What we expect from you

Experience designing and delivering production-grade analytical Python solutions
Experience working with relational databases, and SQL-like operations
Understanding of machine learning techniques such as regularised regression, clustering or tree-based ensembles (and experience applying them with packages like Pandas, sci-kit-learn, SciPy) is highly beneficial
Experience processing big data, ideally in a Hadoop/Spark environment, would be beneficial
Proven experience implementing CI/CD and DevOps practices, with the ability to improve deployment reliability, testing standards, and release processes

Responsibilities

Design, build and own standalone, reusable python packages that surface novel data science solutions, and are fundamental to best-in-class, global products and services
Build processes and tools to support the research of global science methods, including visual dashboards to showcase their approaches
Translate stakeholder requirements into robust, production-ready solutions
Collaborate cross-functionally and mentor junior team members to raise engineering capability and impact

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)

About Dunnhumby

Dunnhumby

dunnhumby.com

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Frequently Asked Questions

How do I apply for the Senior Data Science Engineer position at Dunnhumby?

Use the Apply button above to submit your application directly to Dunnhumby. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.

Where is the Senior Data Science Engineer position at Dunnhumby located?

This position is based in London. Dunnhumby has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.

What does a Senior Data Science Engineer at Dunnhumby earn?

Dunnhumby has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.

When was the Senior Data Science Engineer role at Dunnhumby posted?

This role was posted on July 8, 2026 (4 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.

How much experience does the Senior Data Science Engineer role at Dunnhumby require?

This is a senior-level position. Most senior roles call for 5+ years of directly relevant experience. Dunnhumby lists their specific requirements in the description below, so review the must-have qualifications closely before applying.