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City of London - £500 - £501 per day Contract Posted by: Experis IT Posted: Thursday, 22 January 2026
 
 

Job Title: Workday Integration Developer
3 months
Remote
Inside IR35 - umbrella only

Role requirements:

  • Minimum of 3 years of experience with Workday HCM integrations - development, maintenance & support.
  • Experience of Workday Integration Tools: Proficiency with Workday's integration tools and technologies, including Workday Studio, Enterprise Interface Builder (EIB), and Workday Web Services (WWS).
  • System Integration: Skills in integrating Workday with external systems, such as ERP, CRM.
  • Workday Report Writer and Payroll interfaces PECI & PICOF.
  • Programming Languages: Knowledge of programming languages such as XSLT for data transformation and Scripting languages like JavaScript or Groovy for custom integrations.
  • API Integration: Experience with RESTful and SOAP APIs to connect Workday with other systems and applications.
  • Data Formats: Familiarity with various data formats like XML, JSON, and CSV for data exchange and transformation.
  • Database Skills: Understanding of database concepts and SQL for managing and querying data.
  • Security and Authentication: Knowledge of security protocols and authentication methods, such as OAuth and SAML, to ensure secure data exchange.
  • Error Handling and Debugging: Ability to troubleshoot and debug integration issues to ensure seamless operation.
  • Testing and Validation: Experience with testing and validating integrations to ensure they meet business requirements and work correctly in various scenarios.
  • Change Management: Skills in managing changes to integration configurations and ensuring minimal disruption to business operations.

Preferred Technical and Professional Experience

  • Candidate must be Workday Integration certified
  • Strong understanding of Workday integrations across multiple modules
  • Workday Pro Certifications
  • Excellent problem-solving skills and attention to detail.
  • Strong communication and interpersonal skills.
  • Ability to work collaboratively with cross-functional teams.
  • Experience with requirements gathering, testing, validation, end-user training, troubleshooting and support.
  • Knowledge of industry best practices for Workday implementations.
  • Ability to manage multiple projects and priorities simultaneously.
  • Strong analytical and critical thinking skills.

Key Responsibilities

  • Design, implement, and maintain integrations between Workday and other systems.
  • Integration Design: Develop integration solutions that meet business needs by designing and configuring Workday integrations using tools such as Workday Studio, Enterprise Interface Builder (EIB), and Workday Web Services (WWS).
  • Data Mapping and Transformation: Create data mapping and transformation rules to ensure that data flows accurately between Workday and other systems.
  • API Development: Utilize RESTful and SOAP APIs for integrating Workday with external applications and systems, ensuring data is exchanged correctly.
  • Integration Testing: Perform comprehensive testing of integrations to validate that they function correctly, handle errors appropriately, and meet business requirements.
  • Troubleshooting and Support: Identify, diagnose, and resolve integration issues, providing ongoing support to ensure seamless operation. Based on the severity of cases, the SLA need to be met.
  • Documentation: Create and maintain detailed documentation of integration designs, configurations, data mappings, and troubleshooting steps for future reference and compliance.
  • Collaboration: Work closely with functional consultants, IT teams, and business stakeholders to gather requirements, understand integration needs, and ensure successful implementation.
  • Change Management: Manage and implement changes to integrations, including updates and enhancements, while minimizing disruptions to existing systems.
  • Performance Monitoring: Monitor the performance of integrations and address any performance issues to maintain efficient data flows.
  • Compliance and Security: Ensure that integrations comply with data security standards and organizational policies, implementing proper security measures and authentication protocols.
  • Ensure that Workday integrations are well-designed, reliable, and aligned with business processes and goals.
  • Leading and prioritizing backlog with guidance from Product Management, Engineering, Support/Operations.
City of London, UK
IT
6 months
ASAP
£500 - £501 per day
Experis IT
Emmanuel Ntabejane
JS-BBBH431246
22/01/2026 09:38:33
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