Tesco UK • Shire Park, Kestral Way, Welwyn Garden City • Permanent • Apply by 24-May-2026
Marketplace is a key pillar of Tescos strategy to become Easily the Most Convenient grocer, giving customers access to a broader range of third‑party products alongside their core grocery shop on Tesco.com. As Marketplace continues to scale, we are looking for a Seller Success Manager to take ownership of the performance of our Core accounts.
In this role, youll partner with a large portfolio of sellers to unlock growth at scale; helping them deliver standout customer propositions and thrive on Tesco Marketplace. Youll combine commercial and relationship management expertise to deliver shared growth and financial targets, while shaping a best‑in‑class seller experience. Its a high impact opportunity with real ownership, strong cross‑functional collaboration, and regular exposure to senior stakeholders.
What is in it for you
* Annual bonus scheme of up to 20% of base salary
* Holiday starting at 25 days plus a personal day (plus Bank holidays)
* Private medical insurance
* 26 weeks maternity and adoption leave (12 months service required at the qualifying date) at full pay, followed by 13 weeks of Statutory Maternity Pay or Statutory Adoption Pay, we also offer 6 weeks fully paid paternity leave
* Free 24/7 virtual GP service, Employee Assistance Programme (EAP) for you and your family, free access to a range of experts to support your mental wellbeing
You will be responsible for
* Partnering with a broad portfolio of sellers to unlock and maximise shared growth opportunities through scalable engagement
* Acting as the voice of the seller internally, sharing insights and feedback to help shape priorities, policies and product enhancements
* Building strong, trusted relationships with sellers, establishing effective and scalable ways of working and governance to resolve issues, prioritise opportunities and optimise outcomes, supporting long‑term retention
* Delivering a seamless end‑to‑end seller and customer experience by reducing friction and improving how sellers interact with us
* Using data and insights to understand seller needs, customer trends, market dynamics and competitor activity, prioritising actions that drive the greatest impact
* Leveraging promotional plans, seasonal moments and key events to support and accelerate seller growth
* Communicating confidently with stakeholders, using data and insight to inform and influence decision making
* Working closely with the Marketplace Strategic team to support the delivery of range strategies at scale
* Collaborating cross‑functionally with Product, Operations, Pricing, Media and Marketing teams to unlock growth opportunities and address challenges
You will need
* Strong understanding of online marketplace models, commercial drivers and key growth levers
* Effective stakeholder management and influencing skills, with the ability to manage a broad, cross‑category seller portfolio in a fast‑paced environment
* Strong written and verbal communication skills, including the ability to present with confidence and influence at all levels, alongside effective cross‑functional collaboration
* Proven programme and initiative management capability, delivering outcomes through collaboration across multiple teams
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