Senior Technologist, Integrations Extend Developer (Workday)

The Sr. Technologist, Workday Sr. Integration & Extend Developer is a senior technical role within the Workday Center of Excellence (COE), responsible for designing, building, and maintaining integrations and Workday Extend applications that connect Workday with the broader enterprise technology ecosystem. This role operates within an enterprise product and platform governance model, executing integration development and application delivery aligned to defined architecture standards, control frameworks, and product roadmap priorities. Executes within defined architectural guardrails, raises risks and technical constraints and ensures quality, security, and performance of integrations. The Sr. Technologist serves as a hands-on engineering expert, translating technical design specifications into scalable, secure, and high-performing integrations and applications, while ensuring adherence to enterprise integration standards and data governance requirements.

Essential Duties

Integration Development & Configuration

Design and build inbound and outbound integrations using:

• Workday Studio
• Enterprise Interface Builder (EIB)
• Core Connectors
• Workday REST/SOAP APIs
• Workday Orchestrate

Develop and maintain data transformation logic including:

• XML, XSLT, JSON processing
• Data mapping and validation rules

Execute integrations aligned to:

• Approved technical design specifications
• Architecture standards and patterns

Workday Extend Development

• Design and build custom Workday Extend applications and UI components
• Develop user interfaces that enhance Workday functionality and user experience

Ensure Extend solutions meet:

• Performance standards
• Security requirements
• Maintainability guidelines

Testing & Quality Assurance

• Perform unit testing, smoke testing, and support integration regression testing

Validate:

• Data accuracy
• Transformation logic
• Error handling and edge cases

• Ensure all integrations meet quality standards prior to deployment

System Monitoring & Support

• Monitor integration health and performance across environments
• Troubleshoot integration failures and identify root causes
• Implement fixes and improvements to enhance reliability and scalability
• Support third-party integrations and coordinate issue resolution with external systems

Data Transformation & Governance

Ensure integrations comply with:

• Data security standards
• Data privacy regulations
• Enterprise data governance policies

Validate data integrity across:

• Source systems
• Integration pipelines
• Workday

DevSecOps & Engineering Practices

Follow development best practices:

• Version control (Git)
• CI/CD pipelines
• Code reviews

Contribute to:

• Integration automation
• Deployment efficiency
• Reusable components and templates

Accountability

• Deliver high-quality integrations and Extend applications
• Ensure stability, performance, and scalability of integration solutions
• Maintain adherence to architecture, security, and governance standards
• Support continuous improvement of integration engineering practices
• Executes approved designs
• Contributes technical expertise
• Escalates risks and constraints

Skills & Competencies

Technical Skills

• Workday Integration Development: Expert-level proficiency in Workday integration tools including Workday Studio, Enterprise Interface Builder (EIB), Core Connectors, Workday REST/SOAP APIs, Orchestrate, and Document Transformation.
• Workday Extend Development: Experience designing and building Workday Extend applications, including custom UI components, business logic, and user interaction workflows that extend Workday capabilities.
• Data Transformation & Mapping: Strong experience with XML, XSLT, JSON, and data transformation logic; ability to design and implement complex data mappings, validations, and transformation rules across systems.
• Integration Architecture & Patterns: Understanding of integration design patterns (batch, real-time, event-driven) and ability to implement scalable, maintainable solutions aligned to enterprise architecture standards.
• Protocols & Security: Hands-on experience with integration protocols and security standards including SFTP, HTTPS/REST, AS2, OAuth 2.0, PGP encryption, and secure credential management.
• DevSecOps & Engineering Practices: Experience with version control (Git), CI/CD pipelines, deployment automation, code review practices, and secure development methodologies applied to integration delivery.
• Integration Monitoring & Performance Optimization: Ability to monitor integration health, troubleshoot failures, and optimize performance for reliability, scalability, and SLA adherence.
• Data Governance & Compliance: Experience applying data security, privacy regulations, audit controls, and governance standards within integration pipelines and data exchanges.

Leadership & Business Competencies

• Requirements Translation & Technical Execution: Strong ability to interpret technical specifications and translate them into high-quality, scalable integration and Extend solutions aligned to business needs.
• Problem Solving & Root Cause Analysis: Proven ability to diagnose complex integration issues, identify root causes, and implement sustainable solutions across interconnected systems.
• Communication & Collaboration: Ability to communicate technical concepts clearly to both technical and non-technical stakeholders and collaborate effectively across COE teams, enterprise architecture, and business partners.
• Cross-Functional Partnership: Experience working across HR, Finance, P2P, Technology, and third-party vendors to support end-to-end system integration and data flow requirements.
• Attention to Detail & Quality Focus: High level of precision in development, testing, and documentation; strong commitment to data accuracy, system integrity, and engineering quality standards.
• Ownership & Accountability: Takes accountability for delivery of integration solutions, system reliability, and adherence to established standards, while escalating risks and constraints appropriately.
• Continuous Improvement Mindset: Proactively identifies opportunities to improve integration processes, automation, reusability, and overall platform efficiency.

Education, Experience, and Requirements

• 5+ years of Workday integration development experience
• Hands-on experience with Workday Studio, EIB, Core Connectors, and Workday APIs
• Experience building Workday Extend applications
• Strong experience with data transformation (XML, XSLT, JSON), integration design, and troubleshooting
• Familiarity with DevSecOps practices and tools
• Bachelor’s degree in Information Systems, Computer Science, or related field

Certifications

• Workday Pro Certification – Integrations (required)
• Workday Pro Certification – Extend (preferred)

Physical Requirements

Position requires little to moderate physical activity. Handling of average weight objects up to 15 pounds; occasional standing or walking; frequently at a keyboard, workstation, or desk.

Work Environment

Work is typically in a normal office administrative environment involving minimal exposure to physical risks. Hybrid / remote-eligible schedule available.

Must be eligible to work in the U.S. with no restrictions.