Head of CX overseeing and driving the Seller Experience and Growth strategy for OnBuy, a fast-growing eCommerce platform. Involves leadership responsibilities in product ownership and seller engagement across the marketplace.
Responsibilities
Own the Seller Experience and Growth strategy across onboarding, trading, performance, and solutions.
Lead and coach Product Owners and Seller Experience teams, ensuring clarity of vision, prioritisation, and delivery.
Champion data-driven decision-making, design thinking, and behavioural insights as core levers.
Embed a culture of seller obsession and outcome-focused execution.
Take ownership of the end-to-end Seller Journey, removing friction at every lifecycle stage.
Conduct journey mapping, research, and insight to create intuitive, scalable, and trust-building experiences.
Translate seller insights into clear propositions, product direction, and delivery priorities.
Partner with Technology to ensure platform maturity, reliability, and continuous improvement.
Drive seller lifecycle performance across activation, time to first sale, growth, retention, and satisfaction.
Collaborate with BI to build dashboards tracking seller performance, GMV contribution, and marketplace dynamics.
Identify opportunities in pricing, content, competitiveness, and assortment.
Define and implement segmentation strategies to tailor support and experience to seller value and potential.
Lead automation and AI workflows to enable scalable, proactive seller support and trading interventions.
Build digital-first seller management frameworks with targeted high-touch engagement where it matters.
Work cross-functionally to resolve systemic barriers and trading blockers quickly.
Create and scale a Voice of Seller program with real-time feedback loops and structured reporting.
Convert insights into clear actions, backlog prioritisation, and product decisions.
Deliver behavioural and journey-level improvements through evidence-based experimentation and test-and-learn approaches.
Act as the strategic champion for sellers across leadership forums.
Ensure alignment and coordination of initiatives across all business areas.
Bring sharp narrative storytelling and data-led influence to senior decision-making environments.
Requirements
Proven experience shaping seller, merchant or partner ecosystems in marketplaces or high growth eCommerce
Strong product, CX and proposition thinking
Commercial and trading rigour, supported by data literacy and analytical capability
Experience driving automation and scalable service models
Deep empathy for sellers and passion for intuitive, empowering experiences
Ability to influence and inspire cross functional teams and senior leaders
High intellectual curiosity, problem solving capability and an outcome obsession
Benefits
Company Equity- In return for helping us to grow, we’ll offer you company equity, meaning you own a piece of this business we are all working so hard to build.
25 days annual leave + Bank Holidays
1 extra day off for your Birthday
Employee Assistance Programme
Perks at Work benefit platform
Opportunities for career development and progression
Job title
Head of CX, Customer Experience – Seller Experience
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