Principal, Software Engineer (Distributed Systems)

**Your work days are brighter here.** We’re obsessed with making hard work pay off, for our people, our customers, and the world around us. As a Fortune 500 company and a leading AI platform for managing people, money, and agents, we’re shaping the future of work so teams can reach their potential and focus on what matters most. The minute you join, you’ll feel it. Not just in the products we build, but in how we show up for each other. Our culture is rooted in integrity, empathy, and shared enthusiasm. We’re in this together, tackling big challenges with bold ideas and genuine care. We look for curious minds and courageous collaborators who bring sun\-drenched optimism and drive. Whether you're building smarter solutions, supporting customers, or creating a space where everyone belongs, you’ll do meaningful work with Workmates who’ve got your back. In return, we’ll give you the trust to take risks, the tools to grow, the skills to develop and the support of a company invested in you for the long haul. So, if you want to inspire a brighter work day for everyone, including yourself, you’ve found a match in Workday, and we hope to be a match for you too. **About the Team** The Workday Developer Platform empowers our customers to expand the business capabilities of Workday by building on our existing technologies with AI capabilities. The mission of the Core Platform Service team is to establish the foundation for Workday Dev Platform providing best in class services such as Event Messaging Platform, Identity Management and Tenant Lifecycle Management. The team builds critical backend infrastructure services for the Workday Dev Platform. Leveraging the latest open\-source technologies, our team owns the core security components and inter\-service control that power the platform.. We work on scalable microservices and distributed systems, leveraging AI\-driven development tools and modern coding practices. Our mission is to solve complex technical challenges, accelerating product velocity while ensuring our core services remain resilient and secure. **About the Role** As a Principal Software Engineer, you will partner with engineering and product leadership to shape the platform’s long\-term architecture, vision, and strategic investments. You will lead the design of large\-scale distributed systems and drive cross\-team initiatives, prioritizing capabilities that unlock new growth. Ultimately, you will translate abstract, long\-horizon goals into phased, executable engineering plans that ensure high\-impact delivery across the organization. This role requires deep expertise in distributed systems and microservices architecture, combined with the ability to translate business requirements into robust technical solutions. You will solve complex technical challenges and drive cross\-team alignment to ensure scalable, high\-velocity delivery. What You’ll Do * Lead the architecture, design, and evolution of core product microservices,