Role Overview
We are seeking a seasoned HCM Solution Architect / Program Manager to lead the Human Capital Management (HCM) workstream within a large-scale SAP S/4HANA transformation programme.
The role will combine HCM solution architecture, integration strategy and programme delivery, with responsibility for defining the target HCM architecture, managing cross-functional dependencies and providing leadership throughout the transformation lifecycle.
The successful candidate will have deep expertise across SAP HCM, strong knowledge of SAP S/4HANA transformation programmes and the ability to work across complex integrations involving both SAP and non-SAP platforms.
Key Responsibilities
- Lead the HCM workstream within a large-scale SAP S/4HANA transformation programme.
- Define the target HCM solution architecture, ensuring alignment with the overall SAP transformation strategy.
- Own HCM architecture, solution design and integration strategy across the programme.
- Manage dependencies and integration points between HCM and other business areas, including Finance, Procurement, SAP Ariba, SAP Analytics Cloud and Concur.
- Define and oversee integrations between SAP HCM and non-SAP systems and third-party applications.
- Provide architectural leadership across HCM processes, data, applications and technology.
- Work closely with functional leads, technical architects and business stakeholders to translate business requirements into scalable HCM solutions.
- Lead programme-level design governance, solution reviews and architecture decision-making for the HCM workstream.
- Manage HCM workstream planning, milestones, dependencies, risks, issues and delivery activities.
- Coordinate across business and technology QAteams to ensure HCM deliverables remain aligned with the wider S/4HANA programme.
- Provide leadership throughout design, build, testing, deployment, cutover and go-live.
- Ensure HCM solutions meet required security, compliance, performance, integration and data requirements.
- Support the definition of data migration, testing and cutover strategies for HCM.
- Identify and manage technical and functional risks, escalating issues where required.
- Work with programme leadership to ensure effective stakeholder communication, governance and reporting.
- Provide post-go-live leadership and support during stabilisation and transition to BAU.
Key Skills & Experience
- Extensive experience as an SAP HCM Solution Architect, HCM Architect or HCM Programme/Workstream Lead.
- Strong understanding of SAP HCM architecture and end-to-end HR processes.
- Proven experience working within large-scale SAP S/4HANA transformation programmes.
- Strong experience defining HCM integration architecture across SAP and non-SAP environments.
- Good understanding of integration dependencies with Finance, Procurement, Ariba, SAP Analytics Cloud and Concur.
- Experience managing complex cross-functional dependencies and programme-level architecture.
- Strong understanding of HCM data, migration, testing and cutover within major SAP transformations.
- Proven programme or workstream management experience, including planning, governance, risk management and stakeholder management.
- Ability to operate effectively across business, functional, technical and programme teams.
- Strong communication and stakeholder management skills, with the ability to engage confidently with senior business and technology stakeholders.
- Experience working in complex, multi-system enterprise environments with significant SAP and third-party integration.
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HCM Solution Architect / Program Manager – SAP employer: Alexander Ash Consulting
Join a dynamic and innovative team in London, where we prioritise modern engineering practices and foster a collaborative work culture. As a Senior Kotlin Engineer, you'll benefit from a hybrid working model, opportunities for professional growth, and the chance to contribute to a high-impact cloud-hosted platform that supports critical financial operations globally. Our commitment to continuous improvement and employee development makes us an exceptional employer for those seeking meaningful and rewarding careers in technology.
