Lead API Software Development Engineer




May 28

This job is no longer accepting applications.

We work to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. We cultivate a culture of inclusion for all employees that respects their individual strengths, views, and experiences. We believe that our differences enable us to be a better team – one that makes better decisions, drives innovation and delivers better business results. 

Job Title

Lead API Software Development EngineerOverview

Mastercard Developers (https://developer.mastercard.com) is the single gateway for Mastercard partners to access a diverse range of payment, data, loyalty, and security APIs. The team is responsible for delivering an experience that ensures developers can quickly find the right API, assess its technical capabilities and integrate it into new and innovative solutions. We are looking for versatile and customer obsessed engineers to join our team. You will play a key role in designing and developing next generation digital products and services in Mastercard for a global audience.

• Would you enjoy collaborating with your team to design new features and solutions in an evolving Enterprise environment?

• Do you have a strong background in developing and delivering high volume web services?

• Are you passionate about delivering high quality, high performing and highly extensible software?

• Are you as excited about the value of what you design and build for your customers as you are by the journey to deliver it?

• Do you want to be part of one of the most exciting global initiatives in Mastercard right now?


• Lead planning, design and implementation of technical solutions for global customers (internal and external)

• Continually ideate, scope, develop, deliver, test and iterate features for the constantly evolving and growing API Platform.

• Contribute to Mastercard Open Source projects that offer API Client signing and encryption libraries.

• Ensure appropriate levels of automation are adopted (build, deploy, configure, validate, monitor).

• Liaise with other global technology, data, operations teams to execute.

• Act as subject matter expert for API Platform and services to support customer integrations on occasion

All About You

• Very strong Java/Kotlin and object-oriented design and development skills.

• Strong frontend development skills including Javascript ES6, ReactJS, CSS, functional and asynchronous programming. Knowledge of NPM, Webpack and Jest.

• Knowledge of Jamstack (Hugo), NextJS is preferred.

• Proven track record in web application development with multiple examples of solutions deployed where you were a key architect and coder.

• You care about the technical architecture and design - ensuring that the solution is flexibly designed, performs efficiently and highly scalable.

• Experienced working in an Agile environment with a global team that supports frequent production releases.

• Background in DevOps and automation a distinct advantage.

• Experience in designing and delivering APIs and security models an advantage.

• You strive to create highly intuitive and responsive products.

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