Senior SAP Technical Architect - Integration & S/4HANA

Falcon Smart IT (FalconSmartIT); Greater London; On-site; GBP 120,000 - 160,000; Full time

Job summary

Falcon Smart IT (FalconSmartIT) is seeking a hands-on SAP Technical Architect with 12–18 years of experience for an onsite role in London. You will own end-to-end architecture across SuccessFactors, S/4HANA Finance, and Ariba, design real-time and batch integrations, and lead data model and UI5 extension strategies.

You will mentor teams, set standards for CI/CD, and ensure security and compliance throughout deployments.

Qualifications

• 12–18 years of SAP experience with hands-on architecture.
• Experience across SuccessFactors, S/4HANA Finance, and Ariba integrations.
• Proficient in defining integration architectures and data models.
• Experience with CI/CD, security, and release governance.

Responsibilities

• Own technical architecture and solution design across SuccessFactors, S/4HANA Finance, and Ariba.
• Define integration architecture (real-time and batch) between SF, S/4HANA, Ariba, and third-party systems using CPI/PI/PO, APIs, middleware, IDocs, RFCs, REST/SOAP.
• Lead design for S/4HANA Finance data model, Fiori/UI5 apps, and extension strategies (BTP, side-by-side, in-app).
• Design and implement SAP Ariba integration (Ariba Network, Cloud Integration Gateway), catalog, contracts, and P2P technical setup as required.
• Lead SuccessFactors technical implementations (Employee Central, Payroll integration, Provisioning/OData APIs, extensions).
• Oversee custom development: ABAP (RAP, CDS, AMDP), SAPUI5/Fiori, BTP services, and Java/Node integrations where applicable.
• Define non-functional requirements: performance, availability, security, compliance, backup/recovery.
• Establish coding standards, CI/CD pipelines, transports, and release governance.
• Mentor development teams, perform code/design reviews, and provide technical guidance during testing and go-live.
• Collaborate with business architects, functional leads, security, and operations for solution acceptance …

Skills

SAP Architecture

SuccessFactors

S/4HANA

API Integration

CI/CD

Mentoring

Tools

ABAP

SAPUI5

BTP

CPI/PI/PO

REST/SOAP

Job description

Falcon Smart IT (FalconSmartIT) is seeking a hands-on SAP Technical Architect with 12–18 years of experience for an onsite role in London. You will own end-to-end architecture across SuccessFactors, S/4HANA Finance, and Ariba, design real-time and batch integrations, and lead data model and UI5 extension strategies.

You will mentor teams, set standards for CI/CD, and ensure security and compliance throughout deployments.