Principal Full Stack Engineer - Agent Platform
About The Position
The Principal Full Stack Engineer will join Workday’s Agent Trust and Inspection team within the Agent Platform organization. The team builds AI-focused experiences and platform capabilities for Workday customers and their employees. This role focuses on the data and trust systems behind AI agents, including agent safety scanning, attestation, observability, and improving the customer experience for agent management. Working in a small, cross-functional pod, the engineer will develop user-facing experiences and resilient backend services that integrate AI capabilities into HR and Finance workflows. The role owns features end to end, from development through production, and collaborates with machine learning engineers, product managers, security partners, and platform teams to deliver scalable, reliable products. The position also contributes to team engineering practices, continuous learning, knowledge sharing, and mentoring.
Requirements
- 12 or more years of software engineering experience, or equivalent experience and educational background.
- At least 5 years of experience writing performant backend services using Java Spring Boot, Go, Python, or another modern object-oriented language.
- At least 5 years of experience with React and TypeScript for front-end or full-stack development.
- Experience designing full-stack applications end to end.
- Experience with identity federation and standards such as OAuth2, OIDC, or Decentralized Identifiers (DIDs).
- Bachelor’s degree in a computer-related field or equivalent work experience.
- Experience building and operating products in cloud environments.
- Knowledge of software development best practices, including DevOps, CI/CD, automated testing, and observability.
- Hands-on experience with containerization technologies such as Docker and Kubernetes.
- Proven success working in fast-paced, agile environments and cross-functional teams.
- Strong communication skills and ability to collaborate with technical and non-technical partners.
Nice To Haves
- Familiarity with agentic coding tools such as Claude Code or Cursor.
- Experience with AWS, preferred, or GCP or Azure.
- Familiarity with cryptographic libraries for implementing digital signatures and attestation verification.
Responsibilities
- Build and deliver full-stack features that power AI agent security.
- Own services and experiences from development through production, following a “you build it, you run it” approach.
- Collaborate in an iterative, team-first environment that values strong engineering practices and continuous learning.
- Share knowledge, mentor teammates, and help raise the technical bar across the pod.
- Design and ship full-stack solutions, including front-end experiences and backend services for AI-driven capabilities in HR and Finance workflows.
- Collaborate with machine learning engineers, product managers, security partners, and platform teams.
Benefits
- May be eligible for the Workday Bonus Plan or a role-specific commission/bonus.
- May be eligible for annual refresh stock grants.
- Workday offers comprehensive benefits; specific benefits are not listed in the posting.
- Flexible work arrangement combining in-person time and remote work, with at least 50% of each quarter spent in the office or in the field, depending on role.
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What This Job Offers
Job Type
Full-time
Career Level
Principal
