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
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 People & Capabilities Engineering team is hiring a Senior Software Engineer to advance a transformative, AI driven HR tech ecosystem that reimagines employee experiences and accelerates organizational excellence. This team owns a spectrum of applications deployed across GCP, AWS, Azure, and on premises, and the role demands an engineer who can collaborate tightly with business partners and technology vendors to deliver end to end solutions. You'll integrate and implement capabilities through software development, SSO integration, API integration, AI enablement, and automation, translating business requirements into secure, scalable applications that simplify HR processes, elevate service quality, and deliver measurable impact across the employee journey.
Role:• Own the lifecycle of 80+ SaaS applications-maintain, enhance, and scale solutions deployed across AWS, Azure, GCP, and on premises environments, ensuring reliability, performance, and compliance. • Implement enterprise grade security controls-deliver and harden SSO (SAML/OIDC), automated user provisioning via SCIM (or applicable patterns), role based access, and secure secrets management, aligned with corporate security policies. • Integrate systems through robust APIs-design, develop, and consume RESTful services, establish versioned contracts, and ensure observability (logging, metrics, tracing) across integrations. • Author and maintain technical documentation-create data flow diagrams, interface specifications, and operational runbooks, lead data privacy reviews and capture decisions in technical flow documentation. • Design, develop, test, and deploy high quality applications and services with clear SLIs/SLOs and error budgets.• Apply engineering best practices-establish and evolve automated testing, CI/CD pipelines, static/dynamic security scanning, and monitoring/alerting for production readiness. • Mentor and elevate the team-provide technical guidance, perform rigorous code reviews, and coach junior engineers to raise design, coding, and operational standards. • Collaborate cross functionally-work closely with Architects, HR stakeholders, and technology vendors to align roadmaps, de risk integrations, and deliver cohesive experiences. • Uphold engineering and security standards-ensure adherence to Mastercard Engineering Principles, architecture guardrails, and information security requirements throughout the delivery lifecycle.• Automate processes where necessary-streamline workflows, reduce manual effort, and ensure efficiency through automation and integration.
All About You:• Good understanding and knowledge of Software Engineering Concepts and Methodologies is required. • Development experience with cloud-based applications deployed in Azure/AWS/GCP is required. • Strong desire and prior experience automating common tasks.• Competency using industry standard automation/scripting languages (e.g. Powershell, Bash, Python).• Familiar with secure coding standards such as OWASP, CWE, and SEI CERT.• Proficiency in developing and consuming RESTful services, with hands-on experience in modern web development frameworks such as AngularJS and ReactJS. • Solid expertise in relational database programming, including advanced SQL and PL/SQL for data manipulation and optimization.• Background on cloud native tooling and orchestration technologies• Comfortable working in Agile/Scrum environments, including backlog grooming, sprint planning, and capacity measurement.• Capable of translating user stories into scalable, maintainable backend solutions.• Detail-oriented, proactive, and able to work independently in fast-paced environments.
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.