Senior SAP ABAP Developer (ECC to S/4HANA Transformation)

About the Position  

J oin ZEISS during one of the largest SAP transformation programs in our environment.   You   will contribute to the transition from a long-established SAP ECC landscape towards SAP S/4HANA using a brownfield transformation approach. Your work will focus on technical modernization, custom code adaptation, integration topics, system enhancements, and preparing the landscape for future innovations.   T his   is a   pragmatic ,   hands-on   role :   alongside   transformation   work , a   meaningful   part of   the   position   involves   daily   support ,   maintenance ,   documentation ,   recurring   administrative   activities , and   the   reliable   execution   of   routine   technical   tasks .  

​ Your Responsibilities  

• Development, enhancement, and support of SAP solutions within SAP ECC and SAP S/4HANA environments.  

• Analyze, adapt, and   optimize   custom developments during   and after   the ECC to S/4HANA transformation journey.  

• Design and implement sustainable technical solutions aligned with ZEISS architecture standards.  

• Support global rollout and transformation activities across ZEISS locations.  

• Ensure system integrity, compliance, and documentation throughout the application lifecycle.  

• Collaborate with business process experts, SAP consultants, and international development teams.  

• Contribute to modernization initiatives using current SAP technologies where they provide business value.  

• Mentor and support team members in technical topics and development best practices.  

• Member of our European Corporate IT SAP Team.  

Your Profile  

Must Have  

• 6+ years of professional SAP ABAP development experience.  

• Strong   expertise   in Classical ABAP and ABAP Objects.  

• Experience with Enhancements, BADIs, User Exits, Implicit/Explicit Enhancements, and SAP development frameworks.  

• Strong knowledge of interfaces and integration technologies such as RFC, IDoc, OData, SOAP, and REST-based services.  

• Experience with CDS Views and modern ABAP development concepts.  

• Experience in support, service delivery, and incident resolution.  

• Advanced English language skills.  

• German language skills at minimum B 2   level .  

Highly Desirable  

• Experience in SAP S/4HANA transformation, brownfield migration, conversion, upgrade, or system transformation projects.  

• Experience with Fiori development and Fiori Elements.  

• Knowledge of SAP RAP (RESTful ABAP Programming Model).  

• Experience with custom code remediation and S/4HANA readiness activities.  

• Knowledge of Clean Core and SAP extensibility concepts.  

Nice to Have  

• Experience with SAP BTP and CAP.  

• Experience with Adobe Forms (online and   offline).  

• Experience with Key User Extensibility and 3-Tier Extensibility concepts.  

• Understanding of   ITIL processes.  

• Experience with project management methodologies.  

• Interest   in emerging SAP technologies and continuous learning.  

What we offer     

Competitive compensation and a wide range of benefits, including:    

• 40-60% Hybrid Work Option    

• Continuous development with access to   numerous   training courses , including technical skills, soft   skills   and language skills    

• Dynamic and interdisciplinary team    

• Individual development perspectives and a challenging role with end-to-end responsibility    

• Ability to directly deliver solutions into real, innovative products    

Your ZEISS Recruiting Team:

Fedor Fanni