Principal Strategic Account Manager

Mangopay; Greater London; On-site; GBP 85,000 - 110,000; Full time

Job summary

Mangopay is seeking a Principal Strategic Account Manager to own a portfolio of Enterprise accounts and act as the strategic partner driving growth and long-term value. This role requires deep product understanding and the ability to translate customer needs into actionable internal insights.

You will collaborate with Sales, Product, Operations and Support to deliver a seamless, high-impact customer experience, representing the voice of the customer and shaping product direction across the

Qualifications

• 7+ years of experience in Customer Success, Account Management or Sales.
• Proven experience managing Enterprise or complex accounts.
• Strong commercial mindset with a track record of driving growth and retention.
• Excellent communication and stakeholder management skills.
• Ability to translate customer needs into actionable insights internally.
• Comfortable working in a fast‑paced, cross‑functional environment.

Responsibilities

• Own and manage a portfolio of Enterprise customers, acting as their primary point of contact.
• Build strong, trusted relationships with key stakeholders and decision-makers.
• Develop and execute account plans to drive retention, growth, and product adoption.
• Identify expansion opportunities and lead on driving revenue growth.
• Lead regular business reviews and strategic discussions with customers.
• Proactively monitor account health and mitigate risks.
• Advocate for customer needs internally, influencing product and process improvements.
• Collaborate cross-functionally to deliver a best-in-class customer experience.

Skills

Customer Success

Account Management

Sales

Enterprise Accounts

Stakeholder Management

Growth Strategy

Communication

Job description

Mangopay is a wallet-based payment infrastructure built specifically for organisations with complex, multi-party fund flows. A pioneer in multi-party payments.

Our solution optimises fund flows on behalf of the organisations we work with using wallets as programmable, composable building blocks.

Mangopay’s regulated platform collects payments, secures transactions and holds funds, splits money between the various parties in the funds flow, and ultimately manages the payout to service providers, sellers, and consumers.

Platforms and fintechs using Mangopay regain control and transparency over multi-party payment flows, generate additional revenue, and improve operational efficiency. They can stay compliant while innovating and scaling.

Job Description

Mangopay has spent the past decade becoming the payments and wallet infrastructure behind many of Europe’s largest platforms and marketplaces. As we enter a new stage of growth, we are looking for a Principal Strategic Account Manager to own a portfolio of Enterprise accounts.

This role is focused on becoming a strategic partner to your customers; developing a deep understanding of our product and your clients’ business models to identify opportunities for growth, optimisation, and long-term value.

You will play a key role in representing the voice of the customer internally—sharing feedback, influencing product direction, and collaborating with stakeholders across the business to ensure customer insights are embedded in our decisions.

It’s a highly cross‑functional role, where you will work closely with Sales, Product, Operations, and Support teams to create a seamless and high‑impact customer experience.

This role is a unique opportunity for you to join a global team, and be a key part of a growing business.

What You’ll Be Doing

• Own and manage a portfolio of Enterprise customers, acting as their primary point of contact
• Build strong, trusted relationships with key stakeholders and decision‑makers
• Develop and execute account plans to drive retention, growth, and product adoption
• Identify expansion opportunities and lead on driving revenue growth
• Lead regular business reviews and strategic discussions with customers
• Proactively monitor account health and mitigate risks
• Advocate for customer needs internally, influencing product and process improvements
• Collaborate cross‑functionally to deliver a best‑in‑class customer experience

Required

Who You Are:

• 7+ years of experience in Customer Success, Account Management or Sales
• Proven experience managing Enterprise or complex accounts
• Strong commercial mindset with a track record of driving growth and retention
• Excellent communication and stakeholder management skills
• Ability to translate customer needs into actionable insights internally
• Comfortable working in a fast‑paced, cross‑functional environment

Preferred

• Experience in fintech industries is a plus, but not essential.
• You thrive in fast‑paced environments and adapt quickly to changes.

Additionally, You

• Are compassionate, customer‑focused, and passionate about building strong relationships, both internally and externally.
• Have excellent negotiation skills and a business‑oriented mindset.
• Are a fast‑learner, always eager to expand your knowledge.
• Excel at creative problem‑solving and analytical thinking.
• Embrace challenges with enthusiasm and work effectively as part of a collaborative and tight knit team.

Recruitment process

• HR call
• 1st interview - Head of CSM (45 min)
• Case study
• Interview with Head of Sales UK
• Interview with our Chief Commercial Officer

Founded in 2013, Mangopay is the wallet‑first infrastructure for multi‑party payment flows, designed to give platforms the control, scalability, and revenue opportunities they need to thrive. Mangopay offers programmable wallets that mirror real‑world multi‑party experiences, enabling platforms to hold, split, and move funds across buyers, sellers, and partners, while unlocking new monetization streams.

With over €160 billion processed, 700 million wallets created, and 350 million users onboarded, Mangopay has demonstrated scale and reliability. Leading platforms like Vinted, Mirakl, Wallapop, Chrono24, and Debenhams use Mangopay to power complex flows, double transaction volumes, and streamline global operations.