Senior Sap Abap Developer

**About the Position**  Join 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. This 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 B2 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