Software is an important innovation factor and an integral part of modern research. As a consequence the development of software becomes more and more the norm in research alongside the mere use of software . In an effort to obtain an overview of the current practice of research software development at DLR and to optimize our existing support activities for software developers at DLR, we conducted a DLR-wide survey on research software at the end of 2018. The answers of the approximately 770 participants provide a comprehensive picture of the current state of practice. In this presentation we want to give an insight into the heterogeneous landscape of the research software development of a large distritibuted research facility