Principal Software Engineer (Gen AI)

Workday • Boulder, CO

2d • Hybrid

About The Position

Are you energized by seeing AI products come to life in real-world settings—especially when they directly impact how companies plan their workforce and finances? At Workday, our Adaptive Planning organization is on a mission to reimagine the FP&A customer journey with an AI-first attitude. We serve thousands of the world’s largest enterprises, and now we're building agentic workflows that will transform how finance teams interact with planning systems—making them more intelligent, proactive, and efficient. We’re looking for highly creative, results-driven, and deeply technical AI/ML Engineers to help us shape the future of financial planning. If you're passionate about building real production-grade AI that solves complex business problems and delivers measurable impact—this is your team!

Are you driven to apply innovative AI to real-world enterprise challenges? As an AI/ML Engineer on the Workday Adaptive Planning team, you’ll help redefine how financial planning is done at scale—by designing and building intelligent, agentic workflows that power the next generation of FP&A solutions. You’ll be at the forefront of bringing "AI-first" thinking into production, developing enterprise level intelligent systems that automate, adapt, and assist users throughout the financial planning journey. Your work will directly impact thousands of global enterprises and millions of end users.

Requirements

• 4+ years experience working on a data science, machine learning or related software development team.
• 4+ years experience with Python supporting ML/AI libraries, with experience in shipping secure, production solutions.
• 4+ years of experience in object oriented programming with Java.
• 5+ years experience in SaaS software development.
• Bachelor's degree in a relevant field, such as Computer Science, Mathematics, or Engineering.

Nice To Haves

• A PhD or MS degree in a relevant field, such as Computer Science, Mathematics, or Engineering is highly desired.
• Extensive experience with large language models (LLM), retrieval augmented generation (RAG) systems, semantic search and text embedding models, MCP, langgraph, vibe coding, transformer neural networks, and related frameworks.
• Experience with cloud computing platforms (e.g. AWS, GCP), containerization technologies (e.g. Docker) and data engineering pipelines (e.g. ETL)
• Experience developing and deploying machine learning solutions using large-scale datasets, including specification design, data collection and labeling, model development, validation, deployment, and ongoing monitoring.
• An ability to balance speed with delivering high-quality, practical solutions.
• Shown perseverance in overcoming significant problems.
• You have a strong focus on delivering high-quality software products, continuous innovation, and you value test automation and performance engineering

Responsibilities

• Technically leadership: lead design and development of sophisticated AI agents that reason, learn, and interact across complex business processes to enhance productivity and decision-making.
• Integrate AI Frameworks: Embed secure, scalable, and reliable agentic capabilities into core Adaptive Planning features.
• Partner Cross-Functionally: Collaborate with extraordinary engineers and product managers to bring ideas to life.
• Own Projects End-to-End: Lead the full AI development lifecycle—problem framing, data prep, design & development, deployment, evaluation, and continuous improvement.
• Leverage Rich Planning Data: Harness Workday Adaptive Planning’s vast enterprise datasets to tune and optimize your AI models for high-value outcomes.
• Mentorship: Provide technical guidance to junior engineers. Conduct critical code reviews and unblock the team on deep technical hurdles.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 5,001-10,000 employees