Senior Product Manager (Seller Portal)

Overview

In this Senior Product Manager role, you will shape the Seller Portal and drive end-to-end product delivery from discovery to adoption. You will collaborate across Finance, Supply Chain, Operations, Tech and commercial teams to simplify seller journeys and improve operational efficiency. The role centers on building a unified, scalable platform that unifies existing tools and enables new capabilities. You contribute to a high-growth transformation, balancing immediate reuse with a clear long-term strategy. You’ll work in a fast-moving environment with a strong emphasis on measurable outcomes and cross-functional impact.

Pay / Benefits

• employee discount
• employee sample sales
• 25 days paid annual leave + 1 extra day
• discretionary bonus scheme
• private medical care
• flexible benefits allowance

Responsibilities

• Define vision, strategy and roadmap for a unified Seller Portal with both near-term reuse and long-term direction
• Map end-to-end seller and internal-user journeys, clarify roles/access, and reduce fragmentation across tools
• Evaluate modules for reuse/integration/redesign to create a cohesive experience
• Lead discovery for new modules and translate validated problems into product outcomes and delivery increments
• Collaborate with Engineering, Architecture, Design, Data, Commercial, Supply Chain, Finance, and operations to align journeys, rules, integrations and backend services
• Design for multiple seller, partner and fulfilment models with shared and differentiated journeys
• Create measurable outcomes for seller adoption, process efficiency, data quality, support demand and speed to trade
• Build strong relationships with senior leadership and cross-functional teams; challenge constructively to avoid unnecessary complexity

Key requirements

• Proven track record of simplifying complex business processes into scalable product capabilities
• Experience building or evolving a vendor/seller-facing, partner or B2B self-service platform
• Experience unifying capabilities from multiple products into a coherent portal
• Experience taking platform capabilities from discovery to delivery and adoption
• Ability to translate between operational needs, product outcomes and technical constraints
• Strong stakeholder leadership and collaboration with operational, business and tech teams
• Comfort in challenging constructively and aligning decisions around evidence
• Understanding of marketplace, retail, supplier, catalogue, order or fulfilment workflows (beneficial)
• Ability to operate in a fast-moving environment with evolving priorities and clarity from ambiguity
• Strong analytical capability and data-driven decision making

• stakeholder influence
• evidence-based decision making
• constructive challenge
• cross-functional collaboration
• communication with senior leaders

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