SAP Backend Developer

We are seeking an experienced SAP ABAP Developer with strong S/4HANA expertise to design, develop, and support custom enhancements, integrations, and reports within large enterprise SAP landscapes. This role spans the full development lifecycle, including requirements analysis, technical design, hands-on coding, unit testing, performance tuning, and post-go-live support in close collaboration with functional consultants and business stakeholders. The ideal candidate will combine deep ABAP expertise - including core ABAP, ABAP OO, CDS views, AMDPs, and OData - with a strong understanding of S/4HANA architecture, Fiori integration, and clean-core principles that minimize technical debt and ease future upgrades., * Design and develop custom ABAP programs, enhancements, BAPIs, BADIs, user exits, and interfaces within SAP S/4HANA environments, following clean-core and modification-free principles wherever possible.

• Build performant CDS views, AMDPs, and HANA-optimized ABAP code that leverages code pushdown and takes full advantage of S/4HANA's in-memory architecture.
• Develop and consume OData services and RESTful APIs to support Fiori applications and integrations with non-SAP systems.
• Implement SAP Gateway services, including service registration, modeling, and lifecycle management.
• Design and develop classical and interactive ALV reports, smart forms, Adobe forms, and modern Fiori-aligned output channels.
• Build and maintain integration interfaces using IDocs, RFC, BAPI, Web Services, and the SAP API Hub.
• Perform technical analysis of business requirements in collaboration with functional consultants, and translate them into well-documented technical designs.
• Conduct thorough unit testing, support functional and integration testing, and resolve defects raised during UAT and post-go-live hypercare.
• Lead performance tuning of ABAP code, SQL queries, and database access patterns, including the use of SAT, ST05, and HANA-specific diagnostic tools.
• Support S/4HANA upgrades, system conversions, and code remediation activities, including SCMON / UPL analysis and clean-core readiness assessments.
• Implement security best practices in custom developments, including authority checks, secure data handling, and compliance with internal SAP governance.
• Document technical specifications, code reviews, and operational procedures in line with enterprise SAP standards.
• Mentor junior ABAP developers and act as a technical reference within the SAP team.

• Bachelor's degree in Computer Science, Engineering, or a related technical discipline.
• Five or more years of professional ABAP development experience, with significant time on S/4HANA.
• Strong hands-on expertise with ABAP OO, CDS views, AMDPs, and HANA-optimized ABAP.
• Solid experience building OData services and integrating with Fiori applications.
• Hands-on experience with enhancement frameworks (BADIs, user exits, implicit/explicit enhancements).
• Strong experience with integration technologies (IDoc, RFC, BAPI, Web Services).
• Solid understanding of SAP module data structures, including FI/CO, SD, MM, or PP, depending on the project area.
• Experience with performance tuning tools (SAT, ST05) and HANA diagnostic tools.
• Familiarity with SAP Solution Manager, ChaRM, and SAP transport management.
• Excellent troubleshooting, communication, and documentation skills.

Preferred Qualifications

• Experience with S/4HANA system conversions or greenfield implementations.
• Exposure to SAP BTP, ABAP RAP (RESTful ABAP Programming Model), or steampunk.
• Hands-on experience with Fiori/UI5 development.
• Familiarity with SAP CPI / Integration Suite.
• SAP-certified ABAP developer credentials.

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