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
Overview:
Mastercard’s Portfolio Intelligence team is seeking a Senior Software Engineer with strong full-stack experience to design, build, deploy, and scale real-time, interactive applications used by thousands of clients worldwide. Our applications empower customers to benchmark portfolio performance, track key performance indicators, and generate insightful dashboards and reports using Mastercard’s rich data assets.
Our next-generation platform combines industry-leading analytics, modern software architecture, and the latest web technologies. As a Senior Software Engineer, you will play a key role in a rapidly growing organization, working alongside experienced and highly motivated engineers to solve complex technical and business challenges.
Our engineers work in small, flexible, collaborative teams, where every team member contributes to the design, development, testing, and delivery of features. We embrace an Agile approach, continuous integration, and continuous delivery, with teams owning solutions end-to-end.
The work spans the full technology stack—from building modern web experiences and developing server-side services to designing databases and optimizing data-intensive applications. We value autonomy, collaboration, and continuous improvement, and encourage teams to adopt processes that best support their projects and customers.
This is a hybrid role based in Arlington, VA, requiring three days per week onsite. You will collaborate closely with teams in Arlington, VA; New York City, NY; and Pune, India.
Role:
• Design, build, test, deploy, and enhance full-stack applications using Java, Spring Boot, React, Angular, PostgreSQL, SQL, and Snowflake.
• Develop scalable microservices, REST APIs, and distributed systems that support real-time analytics, reporting, and data-driven applications.
• Build intuitive, responsive, and high-performing user interfaces that transform complex data into meaningful insights and deliver exceptional customer experiences.
• Translate business and product requirements into secure, scalable, maintainable, and testable software solutions.
• Design, develop, and optimize database structures, queries, and data models for large-scale, data-intensive applications.
• Apply strong software engineering principles, including object-oriented design, design patterns, data structures, algorithms, automated testing, code reviews, and CI/CD.
• Collaborate with Product Managers, Architects, Engineers and other stakeholders across global teams to deliver customer-focused solutions.
• Continuously improve application performance, reliability, security, observability, and operational excellence.
• Contribute to Agile planning, estimation, prioritization, and delivery while taking ownership of technical outcomes.
• Leverage AI-assisted development tools, including tools such as GitHub Copilot, to accelerate coding, refactoring, testing, debugging, documentation, code reviews, and other software development activities, with appropriate engineering judgment and human oversight.
• Mentor team members, share technical knowledge, and help foster a culture of engineering excellence and continuous improvement.
All About You:
• Extensive experience developing enterprise-scale full-stack applications, with strong expertise across backend services, frontend development, and database technologies.
• Extensive experience designing and developing Java applications, Spring Boot…