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 Responsible for analysing, designing, developing, testing, and delivering secure, scalable software solutions that meet business needs and Mastercard engineering standards. Drives innovation, quality, and operational excellence while collaborating across global teams. Role In this position, you will: • Design and develop high-quality software solutions aligned with Mastercard standards and best practices. • Own end-to-end SDLC activities, including requirements analysis, design, development, testing, deployment, and production support. • Lead troubleshooting, root cause analysis, and resolution of production incidents. • Participate in architecture discussions, technology evaluations, and Proof of Concepts (PoCs). • Drive quality through code reviews, security reviews, testing, and engineering best practices. • Mentor team members and promote technical knowledge sharing. • Collaborate effectively with cross-functional and geographically distributed teams. All About You • Bachelor's degree in Computer Science, Engineering, Information Technology, or related field. • 3-5 years of experience in software engineering. • Experience building secure, scalable, and resilient applications; Financial Services experience is preferred. • Strong understanding of software engineering principles, SDLC, and Agile methodologies. • Excellent analytical, problem-solving, communication, and collaboration skills. • Self-motivated with the ability to work effectively in a fast-paced environment. Key Skills & Technologies • Backend: Java, Spring Boot, REST APIs, Microservices Architecture • Frontend: React.js, JavaScript, TypeScript, HTML5, CSS3 • Frontend Testing: Jest, React Testing Library, Cypress • Databases: Oracle, PostgreSQL, SQL Server, NoSQL Databases • Cloud & DevOps: AWS/Azure, Docker, Kubernetes, CI/CD, Git, Maven/Gradle • Testing & Quality: JUnit, Unit Testing, Integration Testing, Performance Testing, Test Automation • Architecture & Security: System Design, API Design, Secure Coding, OWASP Principles • Engineering Practices: Agile/Scrum, SDLC, Code Reviews, DevOps, Production Support • Monitoring & Observability: Splunk, Dynatrace, ELK/OpenSearch, Application Performance Monitoring (APM) • AI-Assisted Development: AI Coding Assistants and Agentic AI Tools for code generation, refactoring, code reviews, unit test creation, documentation generation, vulnerability remediation, and accelerated software delivery 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.