Amazon Marketplace Senior Associate

Vertical Advantage; Greater London; Hybrid; GBP 50,000 - 75,000; Full time

Benefits offered by this job

Hybrid working model

London-based role

Job summary

Vertical Advantage is seeking an Amazon Marketplace Senior Associate to drive growth for brands across Europe and the UK. You’ll support client accounts and manage Amazon performance across Vendor Central (1P) and Seller Central (3P), balancing detailed data tasks with strategic brand growth.

The role offers exposure across end-to-end eCommerce processes, including catalogue, pricing, inventory, promotions, and performance reviews.

Qualifications

• Hands-on experience managing Amazon marketplace accounts.
• Knowledge of Vendor Central and Seller Central.
• Strong client and stakeholder management.
• Analytical mindset with data-driven decisions.
• Experience in an agency or multi-client environment.
• Proficiency with eCommerce analytics tools.

Responsibilities

• Manage Amazon performance across 1P and 3P.
• Develop relationships with key client accounts.
• Oversee end-to-end eCommerce processes: catalogue, pricing, inventory, promotions.
• Analyze sales and marketplace performance to offer recommendations.
• Prepare regular client performance reviews and QBRs.
• Collaborate with Operations, Advertising, Content, and Tech teams.
• Troubleshoot Vendor and Seller Central issues.

Skills

Amazon marketplace management

Vendor Central / Seller Central

Client and stakeholder management

Data analytics

English communication

Agency/multi-client experience

Tools

Excel

Power BI

Helium 10

Keepa

Job description

Are you an ambitious eCommerce professional who knows your way around Amazon and wants to help drive commercial growth for ambitious brands?

We’re partnering with a leading managed eCommerce platform and agency that accelerates eCommerce capabilities for brands across Europe and the UK. Powered by their own world-class proprietary platform and experiencing extraordinary international growth, they are entering an exciting phase of expansion - making this a fantastic time to join the team and grow your career.

The Opportunity

Due to continued success, our client is looking for an eCommerce professional to join their team as an Amazon Marketplace Senior Associate.

This is a highly commercial, hands‑on role where you’ll support key client accounts and assist in managing Amazon performance across both Vendor Central (1P) and Seller Central (3P).

A major selling point of this role is the breadth of exposure you will get. You will move between the granular details of Vendor Central and Seller Central and the bigger picture of growing brands online, assisting with the full end‑to‑end eCommerce process.

What You’ll Be Doing

• Supporting and developing relationships with key client accounts, contributing to their success as a trusted eCommerce partner
• Supporting the management of Amazon performance across Vendor Central (1P) and Seller Central (3P)
• Assisting in managing the full end‑to‑end eCommerce process, including catalogue, pricing, inventory, availability, and promotions
• Analyzing sales, profitability, and marketplace performance to translate data into actionable recommendations
• Supporting the planning and delivery of regular client performance reviews and QBRs
• Proactively troubleshooting Vendor and Seller Central issues to drive resolution with Amazon and internal teams
• Collaborating closely with internal Operations, Advertising, Content, and Tech teams to deliver excellent execution

What We’re Looking For

• Hands‑on experience managing Amazon marketplace accounts, either brand‑side or agency‑side
• Good working knowledge of Amazon Vendor Central and Seller Central, with a clear understanding of the 1P model
• An understanding of the commercial and operational levers that drive Amazon performance, including sales, margin, and catalogue health
• Strong client and stakeholder management skills with confident written and verbal English
• A commercially minded and analytical approach to turning data into useful insights
• Proactive, solutions‑focused attitude with strong prioritization skills across multiple accounts
• Self‑aware, open to feedback, and motivated to keep learning
• Experience working in an agency or multi‑client environment
• Experience with eCommerce analytics and reporting tools (e.g., Excel, Power BI, Helium 10, Keepa)
• Experience with other marketplaces (e.g., Zalando, eBay, Walmart, TikTok Shop, Allegro)
• Experience with Amazon Advertising or working closely with performance marketing teams

Why Join & What’s On Offer

• Competitive Salary: Commensurate with Senior Associate level experience
• Location: London (Hybrid working model)
• Career Progression: Continuous learning and career development within a rapidly growing international business
• Work-Life Balance: Hybrid flexible working arrangements
• Culture: A great working environment built on a positive and collaborative attitude
• Client Exposure: The opportunity to act as the eCommerce partner to some of the world’s biggest brands