SAP ABAP SAP ECC / S/4HANA

Job Title: SAP ABAP SAP ECC / S/4HANA

Location: Washington D.C. 20433 (Hybrid, 4 days in a week)

Duration: Long-term Contract

We are seeking an experienced SAP ECC / S/4HANA RAP Technical Developer (Level 3) for an onsite engagement (no remote work). This role is part of our finance ERP program and requires a senior developer who can deliver robust, upgrade-safe solutions aligned with SAP architecture and modern ABAP practices.

Responsibilities:

• Customer is undergoing a multi-year, multi-stage transformation from SAP ECC on-premises to SAP S/4HANA on-premise. The program involves a large volume of custom ABAP code built to support specialized business processes.
• Transformation Stages
• Adapt existing custom ABAP code for compatibility with S/4HANA simplified data structures and programming model.
• Re-engineer code using clean-core principles and cloud-ready ABAP (strict ABAP) within S/4HANA.
• Leverage frameworks such as RAP, CDS, and AMDP.
• Selected components may shift to SAP BTP using side-by-side extensibility where architectural or scalability benefits exist.

Minimum Qualifications

• 15+ years of SAP ABAP development in ECC.
• 7+ years of S/4HANA development experience.
• Cloud experience.

Technical Core Requirements

• ABAP (ECC & S/4HANA) with RAP (ABAP RESTful Application Programming Model) experience for designing and building upgrade-safe services and UIs.
• Proficiency with CDS views, OData, and performance-optimized data models.
• Familiarity with Fiori/UI5 development and integration patterns.
• BTP experience is a plus.
• Ability to interpret functional requirements, perform fit gap, and take end-to-end ownership from technical design through delivery.