Senior Amazon Marketplace Manager

Location: Finchley, NW3 (In-Office Role)

Hours: 40 hours per week, Monday to Friday

Salary: £45- £50k per annum

Benefits: 29 days holiday, private health insurance, free supplements, KPIs after 6 months

New Leaf Products, a fast-growing UK-based supplement, health, and wellness brand with a thriving presence across the UK. We are on a mission to deliver high-quality, trusted products that support better everyday living.We're now hiring an experienced Amazon Marketplace Manager to lead performance growth, new product launches, and brand expansion across international marketplaces. This is a hands-on, high-impact role ideal for someone who thrives in a fast-paced environment and understands what it takes to succeed on Amazon across multiple regions.Key Responsibilities

Manage and optimise Amazon Seller Central accounts across UK, EU, and US marketplaces
Own and monitor performance KPIs, including conversion rate, session volume, and organic ranking trends across all marketplaces.
Implement dynamic pricing strategies that protect profit margins while staying competitive in the vitamins and supplements category.
Collaborate with the supply chain team to support demand forecasting and replenishment planning based on seasonal trends and keyword performance.
Optimise product launch timelines using real-time keyword trend analysis to maximise visibility and impact from day one.
Conduct regular competitor benchmarking for imagery, pricing, content positioning, and keyword strategy to identify opportunities for brand improvement.
Recommend bundle and cross-sell strategies to enhance average order value and increase product visibility.
Maintain backend listing health by ensuring that flat files, variation structures, and technical data are accurate and error-free. Proactively resolve suppressed ASINs and update listings.
Test and report on A/B content experiments, including titles, bullet points, and images, to drive ongoing improvements to listings.
Troubleshoot catalogue issues and suppressed listings via Seller Central case log management and liaise with Amazon support where necessary.
Stay up to date with Amazon policy changes, compliance guidelines, and category-specific regulations that impact supplements and wellness products in the UK, EU, and US.
Confidently delegate tasks and collaborate across remote and in-house teams, including creative, operations, and marketing, to ensure seamless execution of brand strategy.

What We're Looking For

3+ years' experience managing Amazon Seller Central account
Minimum 1-2 years of experience managing Amazon EU marketplaces (e.g. Germany, France, Spain, Italy) - essential
Proven knowledge of Amazon SEO, keyword research, and listing optimisation
Experience with flat file uploads, A+ content, and Brand Registry
Highly analytical and confident with performance data
Detail-oriented, organised, and proactive
A self-starter who thrives with autonomy and takes initiative to identify growth levers, streamline operations, and drive results without heavy oversight.
Excellent written English skills with an eye for content quality
Experience working with FMCG products or fast-moving wellness/supplement brands - a strong bonus

What We Offer

The chance to play a key role in a rapidly scaling wellness brand
A collaborative, entrepreneurial team culture that values ideas and initiative
Free supplements from our full product range
Private Health Insurance
29 days holiday (inc bank holidays)
Genuine opportunities to grow, lead, and take ownership

Ready to take your Amazon expertise to the next level?

Apply now

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Senior Amazon Marketplace Manager