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 Jobs in Germany on Arbeitnow