Workday

Senior Applied AI Engineer

Workday
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4 days ago
Dublin, IrelandSenior

Responsibilities

  • Translate complex enterprise business logic, prose, and scripts into structured AI skill definitions with domain experts and consultants.
  • Use Cursor, Claude Code, and custom tooling to create and refine prompts, tool descriptions, and Model Context Protocol tool calls.
  • Integrate skills with backend systems through REST APIs, MCP servers, and structured data transformations.
  • Refactor procedures into modular logic and optimize prompts for token efficiency and execution reliability.
  • Build automated tests for edge cases, API parameter bounds, fallback logic, error handling, and schema mismatches.
  • Establish authoring standards, train domain experts, and review skill pull requests for schema compliance and API integrity.
  • Create evaluation datasets, LLM-as-a-Judge scoring, trajectory analysis, and CI/CD quality gates.
  • Use production agent trace logs to identify failures, update benchmarks, and improve deterministic behavior.

Requirements

  • 8+ years of professional software engineering experience focused on API integrations, backend services, or scripting in Python or TypeScript.
  • At least 1 year of hands-on experience using AI-assisted development tools such as Cursor, GitHub Copilot, or Claude Code for production code.
  • Strong experience with REST APIs, JSON/YAML schemas, and structured data transformations.
  • Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
  • Strong technical communication skills and the ability to translate domain-expert requirements into technical specifications.
  • Knowledge of prompt engineering, function calling, structured outputs, and agentic specifications such as Model Context Protocol.
  • Ability to refactor complex scripts or unstructured documentation into modular, testable, production-ready code.
  • Experience writing unit and integration tests, mocking API dependencies, and debugging schema mismatches.

Benefits

  • Flexible work model combining remote and in-person work, with at least 50% of each quarter spent in the office or in the field.
  • Role may be eligible for the Workday Bonus Plan or a role-specific commission/bonus and annual refresh stock grants.
  • Workday provides reasonable accommodations and is an equal opportunity employer.
Workday

About Workday

10,000+ employees

Workday builds cloud-based enterprise applications for human capital management and financial management, including payroll, time tracking, expenses, planning, and procurement, sold on a subscription basis with professional services. Founded in 2005 and headquartered in Pleasanton, California, it is a public company traded on NASDAQ as WDAY. Organizations worldwide use Workday to unify HR and finance data, automate processes, and apply AI to workforce and financial operations.

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