After finishing his law studies, obtaining a doctorate, and passing the professional exam for judges while simultaneously also studying music in Graz, Gregor Gojmir Krek was appointed a judge. As a promising employee of the future Slovenian University, he received a state scholarship for further studies at the University of Leipzig. After his return, he was reemployed at the Local Court in Ljubljana only to be transferred to the Supreme Court of Cassation in Vienna, where he remained until the dissolution of the Monarchy and attained the titles of the Court Secretary and the Councillor of the Higher Provincial Court. After the dissolution of the Monarchy, he was appointed as the Councillor of the Higher Provincial Court in Ljubljana. Here, he was entrusted with the management of the library. He wrote the Library Rules and improved the performance of the library. When Division B of the Table of Seven was established in Zagreb, he applied for a councillor position at this Court. Before his application was considered, the King appointed him a full professor of civil and Roman law at the newly established Faculty of Law in Ljubljana.