Senior Software engineer

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 About the Role The Mastercard Operational Intelligence Program is engaged in developing innovative solutions through technology that keeps Mastercard positioned as a leader in delivering value-added business analytics and reporting solutions to our diverse customer base. We work collaboratively with our product partners and other technical teams to continuously improve and enhance our existing products and drive new products to the global marketplace. We are currently seeking a Senior Software Engineer to join the Mastercard Operational Reports NexGen development team to work on Enterprise Applications to deliver technical solutions using JAVA technology stacks and Angular/ React front-end technologies. The successful candidate will contribute to software architecture, performance engineering, secure software development, operational excellence, and continuous improvement initiatives while delivering highly available, resilient, and secure enterprise applications. Role • Participate in the gathering and analysis of business requirements and translate them into scalable, maintainable, and secure software solutions. • Support the technical lead in defining application architecture, software design patterns, component interactions, and technology standards. • Ensure software designs align with Mastercard Enterprise Architecture and leverage enterprise services and reusable platforms. • Ensure product development meets Mastercard's business, scalability, performance, security, and reliability requirements. • Ensure development teams utilize appropriate Mastercard development methodologies, engineering standards, and documentation practices. • Conduct and participate in code reviews to improve code quality, maintainability, security, consistency, and adherence to software engineering best practices. • Provide functional guidance, knowledge sharing, and technical recommendations to team members when appropriate. • Design, develop, maintain, and support high-quality software solutions using modern software engineering principles and practices. • Design, develop, and maintain unit, functional, integration, and automated tests to validate application functionality, system interactions, reliability, and performance. • Support continuous integration and continuous testing practices to improve software quality and release confidence. • Ensure that software and system design support the goal of zero downtime, high availability, resiliency, and operational excellence in production environments. • Respond to operational and business concerns or issues relative to business programs, projects, and platform enhancements to ensure consistent delivery of quality services. • Investigate and resolve complex production, application, integration, and infrastructure issues through structured troubleshooting, root cause analysis, and corrective action planning. • Ensure development supports all required certifications and compliance requirements, including PCI, GLBA, Safe Harbor, and other applicable standards. • Apply secure coding practices, security-by-design principles, and vulnerability prevention techniques throughout the software development lifecycle. • Identify, assess, and remediate application security vulnerabilities while ensuring alignment with Mastercard security standards and industry best practices. • Responsible for performance engineering of enterprise software architecture through monitoring, analysis, optimization, and scalability improvements across applications, APIs, databases, and cloud services. • Apply advanced data structures, algorithms, and software engineering principles to solve complex technical challenges and optimize system performance and resource utilization. • Responsible for designing, developing, testing, delivering, monitoring, and maintaining scalable, resilient, and secure cloud architectures using AWS services and cloud-native technologies such as EC2, ECS, and S3. • Design solutions with operational readiness in mind, incorporating observability, logging, monitoring, alerting, supportability, reliability, and maintainability best practices. • Improve and expand the existing platform by ensuring that it remains resilient, secure, scalable, highly available, and operationally efficient. • Work closely with business partners on product definition, product roadmaps, business case development, and overall technology direction for the team. All About You • Strong analytical, troubleshooting, and problem-solving abilities, with the ability to quickly adapt to new technologies, methodologies, and systems. • High-energy, detail-oriented, proactive, and capable of functioning under pressure in an independent environment with a high degree of initiative and self-motivation. • Strong interpersonal and relationship-building skills with a proven track record of successful collaboration across teams. • Excellent communication skills required to interact across multiple organizational levels and partner effectively with internal and external stakeholders. • Strong understanding of data structures, algorithms, object-oriented design principles, and scalable application development techniques. • Experience designing scalable, secure, maintainable, and high-performing enterprise software solutions. • Experience conducting code reviews and applying engineering best practices that improve software quality, maintainability, and security. • Experience developing unit, functional, integration, and automated testing solutions within enterprise applications. • Experience identifying application bottlenecks and implementing performance optimization strategies across applications, databases, and cloud environments. • Experience applying secure coding practices, application security principles, vulnerability remediation techniques, and OWASP-based security standards. • Proficient working with J2EE, Java 8 or higher, JSP, Servlets, Spring 5, Hibernate, and relational non-relational database technologies including Oracle, SQL Server, MySQL, PostgreSQL, NoSQL, MongoDB, or similar technologies • Strong troubleshooting and root cause analysis skills with experience supporting critical business applications in production environments. • Experience in the following is a highly preferred: • Web Services (SOAP, RESTful APIs) • Servers (WebSphere, JBoss, Tomcat) • HTML, JavaScript, jQuery • UNIX (Shell, AWK scripting) • XML/XSLT • CSS • C# • React or Angular • IDEs (Microsoft Visual Studio, RAD, Eclipse) • Experience with development tools including Maven, Gradle, Jenkins, Chef, SonarQube, and related DevOps toolsets. • Experience working within Agile and Waterfall delivery methodologies. • Prior experience in cloud-native application development and AWS cloud services. • Strong understanding of observability, monitoring, operational readiness, and reliability engineering concepts. • Excellent knowledge of data engineering concepts and preferred experience working with DCP, Databricks, AWS, and large-scale enterprise data platforms. • Bachelor's degree in information systems, Information Technology, Computer Science, Engineering, or equivalent is preferred 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. 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