Lead React Developer

Mastercard is seeking a Lead React Developer to join their Mastercard Developers platform team, which serves as the central hub for partners to access various payment, data, loyalty, and security APIs. This role combines technical leadership with hands-on development, requiring expertise in React, TypeScript, and modern frontend technologies.

The position offers an opportunity to work on a globally-impactful platform that enables developers worldwide to integrate Mastercard's diverse range of APIs into innovative solutions. As a Lead Developer, you'll be responsible for designing and implementing technical solutions, mentoring team members, and contributing to open-source projects.

The ideal candidate brings 8+ years of frontend development experience, with deep expertise in React, JavaScript/TypeScript, and CSS. Knowledge of modern development tools and frameworks, including Node.js, Webpack, and Jest, is essential. Experience with NextJS and Jamstack is a plus.

Working at Mastercard means joining a company that powers economies across 200+ countries, making transactions secure, simple, and accessible. The role offers the chance to work with a global team in an agile environment, making frequent production releases that impact millions of users worldwide.

Key responsibilities include leading technical solution design, building and maintaining UI components, ensuring code quality and performance, mentoring junior developers, and collaborating with global teams. The role requires both technical excellence and leadership skills, as you'll be expected to serve as a subject matter expert for the API Platform.

The position is based in either Dublin, Ireland or London, England, offering the opportunity to work in major financial technology hubs. As part of Mastercard's technology team, you'll contribute to building sustainable digital payment solutions while working in an inclusive environment that values diverse opinions and innovative thinking.