Principal Software Development Engineer (P5)

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 Our Planning User Experience team is at the forefront of innovation, driving the evolution of enterprise planning solutions through advanced software engineering and AI integration. We are a diverse, highly motivated group of engineers, product managers, and researchers who thrive on collaboration and continuous learning. Our culture emphasizes technical excellence, transparent knowledge sharing, and a passion for solving complex business challenges. * Mission: To empower organizations with intelligent, scalable planning tools that anticipate and adapt to the needs of tomorrow’s enterprises. * Collaboration: We work cross-functionally with product, design, and AI teams to deliver impactful features and seamless user experiences. * Growth: Team members are encouraged to explore new technologies, contribute to open source, and participate in leadership and technical training programs. * Impact: Your work will directly influence the strategic direction of our platform and help shape the future of enterprise planning. We foster an environment where innovation, mentorship, and technical rigor are celebrated—and where every team member’s voice matters. About the Role Join our innovative Planning organization as a Principal Software Development Engineer. You’ll architect and lead the development of advanced planning features, seamlessly integrating AI capabilities and modern software design patterns. This is a high-impact, strategic role where your technical vision and leadership will shape the future of our platform and drive business value across the enterprise. ​ High-Impact Innovation: Lead mission-critical projects at the intersection of enterprise planning and Artificial Intelligence. Exceptional Talent: Collaborate with a motivated group of engineers, researchers, and product leaders. Shape the Future: Influence our platform’s evolution and organizational strategy. Unparalleled Growth: Enjoy dedicated support for professional development and technical exploration. Responsibilities: Lead user experience feature development and evolve existing features for the agentic era, enabling advanced Assistant capabilities Design and architect new feature solutions, lead framework development, conduct code reviews, ensure quality, and maintain organizational compliance across all team deliverables Work closely with Scrum team, architects, and Product Managers; collaborate with broader Planning teams for cross-boundary feature development and compliance requirements Lead and mentor junior team members, fostering a culture of technical excellence, psychological safety, and continuous learning Drive innovation across the organization by identifying and addressing bottlenecks and inefficiencies in both technical and non-technical processes Advocate for transparent kn ... (truncated, view full listing at source)