A leading fashion business is looking for a detail-oriented and proactive Marketplace Administrator to support their growing brand partnerships division. This is a key support role within the marketplace operations team, focusing on product data accuracy, listing management, stock oversight, and regular sales reporting across multiple ecommerce platforms. This is a great opportunity for someone with strong Excel skills and a passion for ecommerce who enjoys working in a fast-paced, data-led environment. Key responsibilities include • Creating and maintaining product listings across various ecommerce platforms • Managing and updating the product master data sheet • Supporting data optimisation through accurate categorisation and attribute mapping • Sending daily, weekly, and monthly sales reports, as well as ad hoc reporting for returns and stock planning • Assisting the buying team with releasing product ranges to third-party sites • Supporting the Marketplace Coordinator and Head of New Business during meetings and daily operations • Liaising with UK and international warehouses to ensure smooth fulfilment and resolve operational issues • Helping to ensure all host SLAs are met and maintained • Supporting stock forecasting and intake for external 3PL operations Person specification • Intermediate to advanced user of Excel or Google Sheets • Strong written and verbal communication skills • Highly numerate and analytical, with excellent attention to detail • Organised, efficient, and confident managing multiple tasks • Ecommerce or marketplace experience is highly desirable; knowledge of Tradebyte/Zalando is a plus