Marketplace Manager

About Numan

Founded in 2018, we’ve already grown to be a 200+ team distributed across the globe, united by a singular mission: empowering people to take control of their health. Numan is transforming health: we’ve built a cutting‑edge platform that integrates diagnostics, medication, supplements, digital programmes, and doctor consultations. Giving people the tools they need to maximise life. To deliver on our transformative mission, we are guided by our 5 company values: Patients first. Learn Fast. Own the quality. Succeed together. Care deeply. Backed by top‑tier investors, Numan is already having a positive impact on hundreds of thousands of patients here in the UK, and we want you to help us deliver this mission!

The Role

We are seeking a Marketplace Manager to lead the growth of our supplements business on third‑party platforms. This is a unique opportunity for someone with an owner’s mindset to develop and manage a business within a business. You’ll be responsible for the full commercial lifecycle of our marketplace presence, from planning to day‑to‑day execution. You will play a key role in strengthening our current UK Amazon business while expanding our reach beyond the UK, identifying new opportunities, and opening access to new markets through marketplaces.

Your Responsibilities

• Developing and implementing the overall strategy for Numan’s supplement portfolio on platforms like Amazon, TikTok, and other key marketplaces.
• Overseeing day‑to‑day marketplace growth and operations, including inventory, content, advertising, pricing, and performance monitoring to support sales and profitability.
• Analysing market trends and competitor activity to identify opportunities for new product launches and line extensions that align with Numan’s mission.
• Supporting expansion by planning and launching Numan’s supplement products in new channels (TikTok) and markets across Europe and beyond.
• Monitoring key performance indicators (KPIs) to measure success and inform evidence‑based decisions for channel growth.
• Ensuring product listings are optimised, compliant with all regulations, and reflect Numan’s brand quality.

Your Qualifications

• Previous experience in a similar Amazon/Marketplace role; vendor experience is essential.
• A proven track record of managing and growing a business on Amazon, TikTok, or other marketplaces, either within an agency, a company, or through personal entrepreneurial ventures.
• Demonstrated success in Amazon Advertising (Seller Central and Vendor Central).
• Experience creating and managing marketplace platforms and tools, including running performance marketing campaigns on Amazon or other PPC channels.
• A strong analytical mindset, comfortable with data, and capable of identifying market opportunities and developing strategic plans.
• A proactive, independent, and entrepreneurial approach to work, with a desire to take ownership and build a business from the ground up.
• Experience with international market entry, including understanding operational and regulatory differences between regions, is a plus.
• Excellent communication skills, with the ability to clearly articulate plans and collaborate across teams.
• Advanced Excel and analytical skills.

Our Benefits

• Share options.
• 25 days holiday, plus bank holidays (increasing to 30 the longer you stay with Numan).
• Health insurance with Vitality.
• Enhanced maternity and parental leave.
• Nursery benefit provided by YellowNest.
• Employee assistance programme (access to therapy, financial planning and discounts).
• Generous pension (includes both employee and employer contributions).
• Flexible working options, including a dog‑friendly office in Farringdon.
• Personal training and development budget via Learnerbly.
• Wellhub membership, giving you access to over 2,000 locations in the UK.
• Free office snacks including breakfast items, soft drinks, tea and coffee.
• Cycle to work scheme.
• Season ticket loan.
• Discount on Numan products for your friends and family.
• Paid volunteering days.
• An additional 2 weeks off once you reach your 5th anniversary with Numan.

Diversity at Numan

At Numan, people are at the heart of who we are. We recognise and value the unique perspectives and experiences that individuals from all backgrounds bring. We promote innovation and creativity, enabling us to tackle things from various viewpoints and are committed to equal opportunities and continuously strive to create a workplace where everyone feels respected, heard, and valued. Embracing diversity isn’t just our goal; it’s our strength, driving us towards a more inclusive future.