Principal Software Development Engineer, Full Stack

Workday • Pleasanton, CA

144d • $201,600 - $302,400 • Hybrid

About The Position

At Workday, we are seeking highly skilled Principal Full Stack Engineers to contribute to a cross-functional team building transformative AI agents for HR & Finance. This role is crucial in implementing tooling strategies, staying informed about industry trends, and ensuring our AI-driven solutions integrate effectively within the Workday stack. Your technical contributions and team-first attitude will play a key role in delivering high-impact products that scale our AI capabilities and help global organizations simplify complex business processes.

Requirements

• 12+ years of experience in software engineering.
• 7+ years experience with a web development framework (Python preferred: Flask, Django, or FastAPI).
• 5+ years of experience with React and Typescript for Front End / Full stack development.
• 8+ years with a Relational DB (PostgreSQL preferred).
• Bachelor's degree in a computer related field or equivalent work experience.

Nice To Haves

• Experience building and operating SaaS products in cloud environments (AWS preferred).
• Familiarity with the tradeoffs and architecture of modern distributed systems.
• Knowledge of software development best practices (DevOps, CI/CD, automated testing, observability).
• Hands-on experience with containerization technologies (Docker, Kubernetes).
• Familiarity with Elasticsearch.
• Experience working within fast-paced, agile environments and multi-functional teams.
• Strong communication skills, with the ability to collaborate with both technical and non-technical partners.
• Comfortable working with ambiguity and translating complex problems into clear, thoughtful solutions.
• Committed to fostering an inclusive, team-oriented environment and contributing to a culture of continuous improvement.

Responsibilities

• Collaborate with a team of engineers to deliver AI-powered agents that integrate deeply into HR and Financial workflows, accelerating intelligent decision making.
• Participate in a supportive, iterative team culture that values curiosity, learning, and strong engineering practices.
• Contribute to the growth and success of your teammates through knowledge sharing and mentorship.
• Take ownership of multiple functional areas in our platform — from development to production ('you build it, you run it').

Benefits

• Workday Bonus Plan or role-specific commission/bonus.
• Annual refresh stock grants.
• Flexible work schedule with a combination of in-person and remote work.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Industry: Professional, Scientific, and Technical Services
• Education Level: Bachelor's degree