Senior SAP HCM Solution & Integration Architect - Freelance

For an international enterprise environment, we are looking for an experienced Senior HR IT / SAP HCM Solution & Integration Architect to support a global HR technology transformation and transition program. The role combines HR application architecture, integration architecture, technical governance and hands-on SAP HCM expertise . This is not a classic Payroll role and not a purely functional SAP HCM consulting position. • Start: Mid-November 2026 • Duration: 6 months+ • Go-live: Planned for January / February 2027 • Contract: Freelance • Workload: 100% • Location: Remote • Language: English We are specifically looking for a technically strong SAP HCM Solution / Integration Architect . Profiles focused primarily on SAP Payroll, SuccessFactors Payroll or purely functional SAP HCM consulting without architecture and integration responsibility are not suitable for this assignment. Tasks • Design and further develop the global HR application and integration architecture • Act as technical lead and design authority for the implementation team • Design and review integrations between SAP HCM, S/4HANA, SuccessFactors and other enterprise systems • Work with SAP Integration Suite / CPI, APIs, OData, REST, SOAP and middleware technologies • Define architecture principles, technical standards, data flows and integration governance • Support security architecture, IAM, RBAC, segregation of duties and GDPR requirements • Support audit findings, test cycles, technical issue resolution and go-live preparation • Take over from the current consultant and support go-live, stabilization and ongoing technical ownership Requirements • Extensive experience in HR IT, SAP HCM, Solution Architecture or Enterprise Architecture • Strong SAP HCM background, ideally including Core HR, Personnel Administration and Organizational Management • Strong experience in Solution Architecture and Integration Architecture • Experience with SAP S/4HANA and/or SAP SuccessFactors • Strong integration experience with SAP Integration Suite / CPI, APIs and middleware • Strong technical understanding beyond purely functional SAP HCM consulting • Experience with global / multi-country landscapes, security, IAM, roles and GDPR • Fluent English, strong stakeholder communication and experience leading technical teams Nice-to-haves • Business Object Repository • SAP Shared Memory • Carve-out or transition experience • Global SAP transformation programs • Application Operations • Post-go-live stabilization / hypercare • Experience in international corporate environments Find more English Speaking Jobs in Germany on Arbeitnow