companyEquals Money logo

Developer Platform Engineer

Equals MoneyLondon OR Chester, England, United Kingdom
On-site Full-time

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Experience Level

Mid to Senior

Qualifications

RequirementsWhat You’ll OwnYour primary responsibility will be the Developer Sandbox. This sandbox will be your flagship product. You will be tasked with ensuring it stands out as a best-in-class tool—not just functional, but genuinely beneficial for developers crafting real integrations. This entails:Designing and implementing a production-parity sandbox environment that external developers can depend on. Overseeing the entire lifecycle, including architecture, deployment, reliability, and ongoing enhancements. Establishing it as the benchmark by which external developers assess Equals Money’s platform. Ensuring it is a valuable resource for developers.

About the job

Equals Money has served over a million customers during its 18 years in the payments and financial operations sector. The company’s services include travel money, international transfers, card issuance, FX hedging, and expense management. In May 2025, Equals Money merged with Railsr, combining the reach and regulatory expertise of an established institution with the drive of a fintech. This merger has set the stage for a new operational model aimed at growth over the next decade.

To support this direction, Equals Money is rebuilding its internal systems. Teams are working on integrated platforms, automated workflows, and AI-driven processes to improve onboarding, compliance, decision-making, and international expansion.

Role overview

The Developer Platform Engineer will focus on making Equals Money’s APIs easier and more effective for external developers. APIs are at the heart of how the company enables secure money movement for businesses, and improving integration is a key priority. This hands-on role centers on building and managing the developer sandbox, a production-level environment where external partners can integrate, test, and launch their solutions.

What you will do

  • Lead efforts to enhance the developer platform, from initial concept through to delivery
  • Design and maintain the developer sandbox environment
  • Work on API design, documentation, and developer tools
  • Collect and incorporate feedback from external developers into engineering processes
  • Write production-ready code and make decisions about platform features
  • Act as a representative for Equals Money’s APIs within the external developer community

Location

This position is based in London or Chester, England, United Kingdom.

About Equals Money

Equals Money is a pioneering payments and financial operations platform dedicated to simplifying and optimizing money movement for businesses. With a rich history and a diverse portfolio of services, we are committed to delivering innovative solutions that meet the evolving needs of our customers.

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