TikTok Shop - New Business & Seller Growth Manager (Fashion - Pre-loved, Deadstock & Resale ), London

Responsibilities

TikTok Shop is an innovative marketplace fully integrated into TikTok. It brings together online sellers, buyers and creators - all within TikTok to build a one-stop, seamless shopping experience and bringing more commerce solutions that further enable our community to discover and engage with what they love.

As we scale across the UK and EU, fashion-particularly deadstock and resale-represents a key strategic growth category.

We are looking for a New Business & Seller Growth Manager to drive category expansion through merchant acquisition, onboarding, and growth. This role sits within the Fashion category team and will focus on building a scalable ecosystem across deadstock, resale, and live commerce (including auctions).

Key responsibilities include:
- Merchant Acquisition & Pipeline Development
Identify, engage, and onboard high-potential sellers across:
- Deadstock distributors and wholesalers
- Marketplace sellers (e.g. eBay, Whatnot, Showroomprivé)
- Emerging live commerce sellers
Build and manage a strong pipeline to support category growth.
- Seller Onboarding & Incubation
Own end-to-end onboarding including registration, setup, and activation.
Define clear seller growth strategies and ensure strong early performance.
- Growth & Account Management
Manage a portfolio of sellers to drive GMV growth through:
- Live commerce and auction adoption
- Assortment and pricing optimisation
- Performance analysis (traffic, conversion, AOV, GMV/hour)
- Category Strategy & Ecosystem Building
Develop deep expertise in the deadstock and resale market.
Contribute to category strategy, including identifying high-value opportunities (e.g. larger distributors and 1P players).
- Cross-Functional Collaboration
Partner with Product, Operations, Policy, and Governance teams to:
- Solve merchant pain points
- Unlock category expansion (e.g. new subcategories, compliance)
- Improve platform tools and seller experience
- Data-Driven Decision Making
Use data to identify growth opportunities, prioritise actions, and measure impact across the seller lifecycle.

Qualifications

Minimum Qualifications
- Experience in business development, sales, or account management, ideally within eCommerce or marketplaces
- Strong commercial acumen with a track record of driving growth and hitting targets
- Excellent communication and stakeholder management skills
- Data-driven mindset with the ability to translate insights into actions