Senior Software Engineer (Java Full stack developer)

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
Senior Software Engineer (Java Full stack developer)
Who is Mastercard?
Mastercard is a global technology company in the payments industry. Our mission is 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. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all.
Overview
The Mastercard Payment Networks team is looking for a Senior Developer to drive our customer experience strategy forward by consistently innovating and problem-solving. Our solutions are built on the Digital Network Architecture, around Cloud Native principles and in a Scaled Agile Framework. The ideal candidate is passionate about the customer experience journey, highly motivated, intellectually curious, analytical, and possesses an entrepreneurial mindset.
Key Responsibilities• Design and develop scalable, fault-tolerant, and high-performance systems using modern engineering practices.• Build backend services using Java (8+), applying Object-Oriented design, SOLID principles, and design patterns.• Develop microservices using frameworks such as Spring Boot, with a focus on event-driven architecture and reusability.• Translate business requirements into robust technical solutions in collaboration with stakeholders.• Work across teams to ensure alignment, integration, and successful delivery of projects.• Ensure solutions adhere to architecture standards, security, and compliance requirements.• Contribute to scoping, estimation, planning, and prioritisation of work.• Develop and deploy in a CI/CD-enabled cloud environment.• Implement appropriate data persistence strategies (RDBMS, NoSQL) based on system needs.• Enforce coding standards, quality gates, and best practices to ensure maintainable code.• Leverage AI/ML capabilities (e.g., GenAI tools, intelligent automation) to improve system efficiency, or solution innovation.• Drive innovation through Proof of Concepts (PoCs) and adoption of relevant technologies.• Identify technical risks and dependencies and proactively mitigate them.• Communicate technical designs, decisions, and issues clearly to stakeholders.• Deliver commitments within timelines while maintaining alignment with business priorities.• Operate effectively in an Agile, collaborative environment with strong ownership.• Mentor and guide engineers on engineering and design best practices.• Stay updated with emerging technologies and industry trends through continuous learning.
All About You• Passionate about technology, with strong Object-Oriented Design & Programming skills• In depth knowledge on product development• Strong expertise in Java and Spring Boot. Experience working on Event Driven Architecture/Kafka would be an advantage.• Experience in Online / Real Time Systems development• Experience in CI and CD• Experience in Cloud based development is desirable• Strong Communicator• Quick grasping and learning abilities• Technical Mentoring Skills
Corporate Security Responsibility
Every person working for, or on behalf of, Mastercard is responsible for information security. All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and therefore, it is expected that the successful candidate for this position 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.
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.