Retail Client Manager in London

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.

We’re looking for a talented client manager who expects more from their career. Sitting within the Customer Insight and Personalisation team, this role will work with our Tesco stakeholders to shape customer‑centric, value‑driving workplans across both Insight and Personalisation – connecting customer understanding through to activation and measurement.

You’ll be responsible for a team and have the opportunity to become a trusted partner across both our Insight and Personalisation stakeholders, as well as the market‑leading retail media business. This includes exploring new ways to drive relevance through personalised customer engagement, prove supplier value, and unlock incremental investment.

Hybrid working: 3 days per week across our Hammersmith and Welwyn Garden City offices.

What We Expect From You:

• Proven experience managing strong client relationships and accounts, establishing trust and becoming a true partner with clear evidence of value created.
• Experience in, or a strong understanding of, customer engagement, loyalty and personalisation, including how retailers use CRM, media and onsite/app channels to drive customer relevance and behaviour change.
• A strong solutions mindset, with the ability to translate complex client needs into end‑to‑end plans spanning insight, activation and measurement.
• Proactivity and commercial acumen to identify and convert opportunities for increased supplier investment through targeted and measurable personalised activity.
• Proven ability to use data and analytics to generate insights and inform both strategic thinking and activation planning.
• Experience managing senior stakeholders and influencing cross‑functional teams to land messages and drive outcomes.
• Ability to develop measurement strategies and frameworks for personalised activity, partnering with Data Science, Media and Product teams.
• Experience working in test‑and‑learn environments, using experimentation to optimise customer engagement and prove impact.
• Manage and lead a team of 3 to 4 Client Leads, with accountability for quality and timeliness of deliverables.
• Backgrounds may include marketing, loyalty, personalisation, retail, or insight‑led commercial roles.

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.