Client Success Senior Lead (Media)

London | Full-time | Hybrid About dunnhumby dunnhumby is the global leader in Customer Data Science, helping the world's most ambitious retailers and brands put the customer at the heart of every decision. With nearly 3,000 experts across Europe, Asia, Africa and the Americas, we partner with iconic businesses like Tesco, Coca-Cola, Meijer, Procter & Gamble and Metro to turn data into growth, innovation and measurable value for their customers. Product Our Product team owns the vision, strategy and roadmap for the dunnhumby platform — the data, science and software that powers retailers and brands around the world. We work at the intersection of customer data, AI and commercial impact, building products that turn insight into measurable growth. About the Role We're looking for a Senior Client Success Lead to join our Media Product team on a permanent basis. This is a strategic Client Success role focused on ensuring our Retail Media products continue to deliver exceptional value for retailers, brands and agency partners. Acting as the voice of the customer within the Product organisation, you'll combine deep platform expertise with strong stakeholder leadership to influence product priorities, improve user experiences and drive successful adoption at scale. You will partner closely with Product Managers, Engineering, Client Services and commercial teams to ensure customer feedback, market needs and product performance insights are reflected in the evolution of our retail media capabilities. What You'll Be Doing As a senior member of the Client Success team, you'll play a critical role in connecting customer outcomes with product strategy. • Champion customer needs and user feedback, ensuring real-world product insights are represented in product discussions and roadmap planning. • Build trusted relationships with senior client stakeholders, acting as a strategic advisor on product capabilities, adoption and best practice. • Lead complex product launches, feature rollouts and adoption initiatives across multiple stakeholder groups. • Analyse product health, adoption and user journey data to identify trends, risks and opportunities for improvement. • Partner with Product and Technology teams to influence priorities, improve user experiences and support long-term product success. What We're Looking For We're looking for someone who combines strong product knowledge, strategic thinking and customer focus. • Experience working within Retail Media, AdTech, MarTech or a related product environment. • Credibility operating with senior stakeholders and influencing decisions across multiple teams. • Strong understanding of product adoption, customer success and user engagement principles. • Confidence translating customer feedback and product performance data into actionable recommendations. • Ability to navigate ambiguity and drive outcomes across Product, Technology and commercial functions. You'll Thrive If You… • Enjoy shaping product direction through customer insight. • Balance strategic thinking with hands-on problem solving. • Are energised by influencing without direct authority. • Take ownership of complex initiatives that span multiple teams. 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. 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 opport