Senior Software Engineer (Full-Stack - Java, React)

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 (Full-Stack - Java, React)
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.
About the role
The Customer Platform Experience team owns the best-in-class user interface for Customer Administration and Integration for Identity Solutions. The team designs and builds solutions that streamline customer integration and administration and empower customers with clear insights, seamless interactions, and transparency into their data and usage.
Overview
The Customer Platform Experience team is seeking a Senior Software Engineer to join our team to drive our customer experience strategy forward by consistently innovating and problem-solving. The ideal candidate is passionate about the customer experience journey, highly motivated, analytical, and possesses an entrepreneurial mindset.
Role
- Responsible for the end-to-end analysis, design, and delivery of secure, scalable software solutions across the full SDLC
- Design and implement features where requirements are defined, applying strong technical judgment while adhering to Mastercard standards, processes, and best practices
- Build and operate complex full-stack applications (e.g., Java, Node.js, React, GraphQL, PostgreSQL) in cloud environments (e.g., AWS, Azure)
- Ensure high-quality, maintainable software through best practices in clean architecture, testing, and secure development
- Own production excellence, including system reliability, incident response, root cause analysis, and on-call support
- Develop a strong understanding of end-to-end architecture and dependencies to support effective design and integration decisions
- Collaborate with product, business, and engineering stakeholders to prioritize work, estimate delivery, and drive customer-focused technical decisions
- Drive code, design, and process trade-off discussions within the team as needed
- Identify opportunities to improve engineering processes, increase efficiency, and reduce waste
- Mentor team members and contribute to engineering standards, knowledge sharing, and continuous improvement
All About You• Bachelor's Degree in Computer Science or Computer Engineering or Information Technology, or relevant experience in software development • Full-stack software engineering experience delivering secure, scalable, and highly available applications, preferably in financial services or similarly regulated environments • Strong hands-on experience in backend development with applicable Java technologies (Core Java, Spring Integration, Spring Boot, REST/SOAP web services) • Strong proficiency in modern programming languages and frameworks such as Java, Node.js, React, JavaScript/TypeScript, and/or Python • Hands-on experience designing and building APIs and distributed systems using REST/GraphQL and client-server architectures • Solid experience with cloud platforms (e.g., AWS, Azure), including deploying, operating, and scaling production systems • Strong understanding of web technologies (HTML5, CSS, responsive design, cross-browser compatibility) and performance optimization techniques • Experience with relational and/or NoSQL databases (e.g., PostgreSQL), including query optimization and performance tuning • Familiarity with secure coding practices, authentication/authorization mechanisms (e.g., SSO), and internet protocols and standards • Experience building highly scalable systems using techniques such as caching, asynchronous processing, and background job queues • Proficiency in software development best practices, including clean code, design patterns, code reviews, and version control workflows (e.g., Git) • Experience with test-driven and behavior-driven development (TDD/BDD), and designing effective test strategies across unit, integration, and end-to-end testing • Experience with CI/CD pipelines and modern build, release, and deployment processes • Strong troubleshooting and debugging skills, with the ability to analyze and resolve complex production issues • Experience working in Agile environments, collaborating with cross-functional teams to deliver iterative value • Experience leveraging AI coding assistants and prompt engineering techniques to improve developer productivity and code quality • Demonstrated ability to quickly learn new technologies and continuously improve through feedback and iteration
Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact [email protected] and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly.
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.

In line with Mastercard's total compensation philosophy and assuming that the job will be performed in Canada, the successful candidate will be offered a competitive pay based on location, experience and other qualifications for the role and may be eligible to participate in a discretionary annual incentive program.
Pay Ranges
Vancouver, Canada: $111,000 - $160,000 CAD