SAP ABAP Developer

Location: Middletown, PA
Position Type: Hybrid
Hybrid Schedule: Onsite for first week & then 1 week each month or as needed
Contract Length: 12 months - likely extension

Seeking an experienced SAP ABAP Developer with SAP Fiori expertise to support the implementation and ongoing enhancement of a Back Office SAP solution. This role focuses on full-stack SAP development, integrations, S/4HANA extensibility, and enterprise system optimization within a complex SAP landscape.

Required Experience

• 7+ years of SAP ABAP development experience including S/4HANA.
• 2+ years SAP Fiori/UI5 development including controller, model, and view architecture.
• Experience with 2+ full lifecycle SAP implementations or major system upgrades.
• Hands-on development experience with:
  • SAP CRM Web UI / CRM_UI
  • GENIL/BOL programming / One Order Framework
  • SAP BRIM/SOM/CI/CC
  • OData service development (classical + RAP)
  • REST/SOAP APIs, JSON/XML, and external integrations
  • RFC and Web Service configuration
  • Authentication protocols (OAuth2, Basic Auth, SSL Certificates)
  • SAP BTP (Business Application Studio, Cloud services)
  • SAP UI5 / JavaScript / HTML5

Preferred Certifications

• SAP Certified Development Associate – ABAP for SAP HANA.
• SAP Fiori Application Developer Certification.
• SAP S/4HANA Development Certification.
• SAP BRIM technical certifications.

Education

• Bachelor’s degree in Computer Science, Information Systems, Engineering, or related field (or equivalent experience).

Duties

• Design, develop, and enhance custom SAP applications using ABAP, OData, SAP Fiori/UI5, S/4HANA extensibility frameworks, and modern development tools including RAP and BTP.

• Develop objects across the SAP landscape including WRICEF (reports, interfaces, conversions, enhancements, forms) while adhering to clean-core, upgrade-safe principles, and SAP development standards.

• Provide full-stack SAP Fiori development including UI5 front-end, backend logic, OData modeling, Launchpad configuration, catalogs/groups/tiles, and performance optimization — including building and deploying a Fiori application on a Zebra handheld inventory scanning device integrated with SAP S/4HANA in real time.

• Develop and maintain SAP integrations with ServiceNow, SAP Charm, and other external systems using REST/SOAP APIs, JSON/XML, SAP Web Services, RFCs, and MID Server communications; configure and support authentication protocols (OAuth2, Basic Auth, SSL Certificates) and external connectivity.

• Develop and enhance solutions within SAP CRM Web UI / CRM_UI, including GENIL/BOL programming and One Order Framework enhancements, as well as BRIM/SOM/CI/CC processes and related applications.

• Debug, troubleshoot, optimize, and maintain ABAP code, integrations, and enterprise applications to ensure performance, reliability, security, and proper deployment in coordination with Basis and Security teams.

• Participate in solution design, technical specifications, code reviews, transport management, testing cycles, user training, production deployments, post-go-live support, and enterprise system work efforts.

• Document all technical and functional designs, diagrams, test plans, test scripts, impact analyses, lessons learned, best practices, and implementation deliverables in accordance with organizational standards and required templates.

• Collaborate with functional teams (FI/CO, MM, BRIM/SOM/CI/CC), technology staff, business owners, project sponsors, vendors, and stakeholders to translate business requirements into scalable technical solutions and maintain productive working relationships.

• Work independently to complete assigned tasks; utilize required tools and technologies; adhere to organizational standards, policies, and procedures; and perform additional duties as assigned.

Desired Skillset

• Strong understanding of SAP ABAP including OO-ABAP, BADIs, user exits, enhancement frameworks, CDS Views, AMDP, and RAP-based development.
• Experience customizing and integrating SAP Solution Manager or SAP Charm with ServiceNow or other ITSM tool.
• Hands-on experience with SAP Fiori/UI5, SAP Fiori Elements, Launchpad configuration, catalogs, groups, and tiles.
• Experience in building and deploying a Fiori App on a handheld inventory scanning device.
• Proficiency with OData service creation, SAP Gateway, REST APIs, JSON/XML structures, and SAP-to-ServiceNow integrations.
• Experience with SAP CRM Web UI and CRM_UI framework including GENIL/BOL development and One Order model.
• Experience integrating SAP with external systems using RFC, SOAP, REST, Web Services, and secure authentication models (OAuth2, SSL).
• Familiarity with ServiceNow MID Server integrations and end-to-end flow between SAP and ServiceNow platform.
• Exposure to cross-functional SAP BRIM components (SOM, CI, CC), Subscription Orders, Contracts, and BTMF processes.
• Experience developing SAP OData via RAP, BTP, and modern SAP cloud-aligned development tools (BAS).
• Experience with UX/UI concepts, responsive design, and building intuitive front-end experiences.
• Ability to analyze complex business problems, propose technical solutions, and collaborate effectively across technical and functional teams.
• Strong communication, documentation, teamwork, and stakeholder engagement skills.