SAP Technical Architect

About the role

The role is based in London and focuses on leading the technical architecture and solution design for SAP SuccessFactors, S/4HANA Finance and Ariba environments. The architect will drive integration strategies, oversee custom development and ensure robust, secure, and high‑performing solutions.

Key responsibilities

• Own technical architecture and solution design across SuccessFactors, S/4HANA Finance, and Ariba.
• Define real‑time and batch integration architecture using CPI, PI, PO, APIs, IDocs, RFCs, REST and SOAP.
• Lead design of the S/4HANA Finance data model, Fiori/UI5 applications and extension strategies (BTP, side‑by‑side, in‑app).
• Design and implement SAP Ariba integration, including Ariba Network, Cloud Integration Gateway, catalog, contracts and P2P setup.
• Lead SuccessFactors technical implementations covering Employee Central, Payroll integration, OData APIs and extensions.
• Oversee custom development using ABAP (RAP, CDS, AMDP), SAPUI5/Fiori, BTP services and Java/Node integrations.
• Define non‑functional requirements such as performance, availability, security, compliance and backup/recovery.
• Establish coding standards, CI/CD pipelines, transport management and release governance.
• Mentor development teams, conduct code and design reviews, and provide technical guidance during testing and go‑live.
• Collaborate with business architects, functional leads, security and operations for solution acceptance and post‑go‑live support.

Required profile

• Demonstrated experience leading SAP technical implementations and integration projects.
• Proven ability to mentor development teams and perform code/design reviews.
• Strong collaboration with business architects, functional leads, security and operations.

Required skills

• SuccessFactors, S/4HANA Finance, Ariba integration.
• SAP CPI/PI/PO, APIs, IDocs, RFCs, REST, SOAP.
• ABAP (RAP, CDS, AMDP), SAPUI5/Fiori, BTP services.
• Java, Node.js for custom integrations.
• CI/CD pipelines, transport and release governance.