Software Engineer II

Our Purpose
Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential.
Title and Summary
Software Engineer II
Overview:
Mastercard Open Banking is at the forefront of transforming the financial services landscape by empowering consumers and businesses to securely share their financial data with trusted third parties. Through innovative, consent-driven solutions, we enable seamless access to account information and payment initiation services, fostering a more inclusive and connected digital economy. Our global open banking platform, supported by acquisitions like Finicity and Aiia, delivers secure, scalable, and compliant API-driven solutions that drive financial innovation, enhance customer experiences, and expand payment choice. Join us in shaping the future of open banking, where data empowers smarter financial decisions and creates new growth opportunities.
The Role
As a Software Development Engineer on the API Integrations Team, you will be a hands-on developer specializing in Java development, focusing on integrating external Data Providers' (Banks and Payroll) APIs across multiple geographies around the globe. This challenging role involves processing millions of financial accounts and payroll datasets daily, feeding your problem-solving appetite with complex, high-impact technical challenges. You will design, develop, and support scalable, high-performance APIs that ensure seamless, secure, and compliant integrations with global data providers, powering Mastercard's open banking platform.
What You Will Do
Integrate external Data Providers' (Banks and Payroll) APIs across diverse geographies, ensuring reliable and secure data connectivity.
Process millions of financial accounts and payroll datasets daily, optimizing for performance and scalability in a high-volume environment.
Apply strong problem-solving skills to address complex integration challenges, ensuring seamless connectivity with global data providers.
Leverage a deep understanding of data structures and algorithms to optimize API performance.
Utilize extensive hands-on experience in Java to develop modular, extensible, readable, and performant code for API services.
Demonstrate excellent coding skills, translating designs into robust, production-ready code for global deployments.
Apply strong technical aptitude and a solid foundation in computer science fundamentals to tackle large-scale integration challenges.
Prioritize code quality by writing comprehensive unit test cases and selecting optimal data structures for performance and scalability.
Collaborate closely with cross-functional teams, including product managers, architects, and external data providers, to align on a shared vision and deliver seamless integrations.
All About You
Exceptional communication skills, with the ability to clearly articulate technical concepts to technical and non-technical stakeholders across global teams.
A proactive problem-solver with a solution-oriented mindset, thriving in a fast-paced, data-intensive, and globally distributed environment.
Proven hands-on experience building complex, highly scalable, high-performing systems, particularly for large-scale API integrations with financial and payroll data providers.
Deep expertise in Java, J2EE, Spring, Spring Boot, and RESTful web services, with a focus on developing and integrating APIs for global financial systems.
Strong experience integrating web services with external partners, such as banks and payroll providers, ensuring seamless and compliant data flows across geographies.
Familiarity with Test Driven Development (TDD) practices to deliver reliable, well-tested code.
A collaborative team player, comfortable working in dynamic, cross-functional, and globally distributed teams to solve integration challenges.
Experience with Agile Scrum methodologies, contributing to iterative and efficient development cycles.
Apply Now
Be a part of our mission to create a more connected and inclusive financial ecosystem. Apply today to join Mastercard Open Banking as a Software Development Engineer!
Corporate Security Responsibility
All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:

• Abide by Mastercard's security policies and practices;
• Ensure the confidentiality and integrity of the information being accessed;
• Report any suspected information security violation or breach, and
• Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines.