At the age of 18 she made her debut with Mendelssohn’s violin concerto in the Grand Hall of the Wiener Musikverein. As a soloist she has played with the Dubrovnik Symphony Orchestra, Carinthian Symphony Orchestra, the Kaunas Chamber Orchestra, Vratza Philharmonic Orchestra and the Alpe-Adria Orchestra, among others.
As a member of the Stratos Quartet, founded in spring 2013, Katharina has won several prizes in international competitions such as the Int. Città di Pinerolo e Turino Competition (Italy), the M-Prize Competition (Michigan/US) or the Beethoven Competition in Luslawicze (Poland). Concert appearances have taken the young artist as a soloist and chamber musician next to the Wiener Musikverein and Konzerthaus in the Wigmore Hall London, Gulbenkian Lisbon, Casa do Musica Porto and the Konzerthaus Berlin.
Katharina Engelbrecht was a violinist in the stage orchestra of the Vienna State Opera from 2013-2018. Since March 2018 she is a member of the 1st violin section in the orchestra of the Vienna State Opera and in April 2021 she was accepted as member of the Vienna Philharmonic Orchestra.