Senior Workday Integrations Engineer

United States Digital Space LLC; Greater London; On-site; GBP 65,000 - 90,000; Full time

Job summary

MissionNeko is seeking a Workday Integration Specialist to own design, build, and maintenance of integrations between Workday and our wider systems such as TA, Reward, Payroll, Absence, Finance, and third-party tools. You’ll collaborate with People Technology and module teams to ensure secure data flow across the platform.

In the first 6–12 months you will design, build, and support integrations using EIB, Core Connectors, Studio, and Workday APIs; develop custom reports with RaaS; extend

Qualifications

• Hands-on experience building Workday integrations using EIB, Connectors, and Studio.
• Experience with Workday RaaS and calculated fields.
• Experience with Workday Extend (building or supporting custom applications)

Responsibilities

• Design, build, and support Workday integrations using EIB, Core Connectors, Studio, and Workday APIs (SOAP/REST)
• Develop and maintain custom reports via RaaS to serve downstream systems and stakeholders
• Build and extend business processes using Workday Extend to digitise offline or manual processes
• Troubleshoot integration failures, including security/permission issues, data mapping errors, and connectivity problems
• Manage integration security: ISU setup, OAuth scopes, domain security policies, and API client configuration
• Partner with module teams (HCM, Absence, Compensation) and system owners (Finance, IT, Workforce Management) to gather integration requirements
• Maintain integration documentation, including field mappings and process flows
• Support data migration validation and spot-check processes for ongoing data loads
• Monitor integration health and proactively flag/resolve recurring errors

Skills

Workday integrations

EIB

Core Connectors

Studio

RaaS

Workday Extend

REST

SOAP

OAuth

Cross-functional collaboration

Tools

Workday Extend

REST APIs

SOAP APIs

EIB

Job description

MissionNeko is seeking a Workday Integration Specialist to own design, build, and maintenance of integrations between Workday and our wider systems such as TA, Reward, Payroll, Absence, Finance, and third-party tools. You’ll collaborate with People Technology and module teams to ensure secure data flow across the platform.

In the first 6–12 months you will design, build, and support integrations using EIB, Core Connectors, Studio, and Workday APIs; develop custom reports with RaaS; extend