Born in Vilnius, Lithuania, Giedrė Šlekytė began her musical education at the National Mikalojus Konstantinas Čiurlionis Art-School in Vilnius. She went on to study conducting at the University of Music and Performing Arts in Graz, the Academy of Music and Theatre in Leipzig and the Zurich University of Arts.
Internationally sought after as a guest conductor Giedrė Šlekytė has already worked with Royal Stockholm Philharmonic Orchestra, Swedish Radio Orchestra, Bruckner Orchester Linz, Staatskapelle Dresden, Konzerthausorchester Berlin, Frankfurt Radio Symphony, Orchestre Philharmonique de Radio France, RTV Slovenia Symphony Orchestra, Lithuanian National Symphony Orchestra, Orchestra Filarmonica del Teatro Comunale di Bologna, MDR-Sinfonieorchester Leipzig, Gothenburg Symphony Orchestra, Royal Northern Sinfonia and Orchestre Philharmonique du Luxembourg.
After her engagement as 1st Kapellmeister at Stadttheater Klagenfurt 2016-18 Giedrė Šlekytė conducted opera productions in Leipzig, Zurich, Antwerp and at the Salzburg Festival.
In 2020/21 she received invitations for new productions and revivals from the Frankfurt Opera (Carmen, Dialogues des Carmélites), the Staatsoper Stuttgart (Le nozze di Figaro), the Opernhaus Zürich (Werther) and the Opera Ballet Vlaanderen (Werther - concertante).
Symphonic engagements and re-invitations lead her this season to the London Philharmonic Orchestra, Barcelona Symphony Orchestra, Orchestre symphonique de Québec, among others.
In autumn 2019 Deutsche Grammophon released the portrait-CD "Raminta Šerkšnytė", with Giedrė Šlekytė conducting the oratorio Songs of Sunset and Dawn and the Lithuanian National Symphony Orchestra.
Giedrė Šlekytė is a prize winner of the "International Malko Competition for Young Conductors" in Copenhagen and received the 2nd prize at the International Conducting Competition Solon Michaelides 2013 in Cyprus (1st prize not awarded). In March 2015 she was nominated for the Salzburg Festival Young Conductors Award and in 2018 as "Newcomer of the year" at the International Opera Awards.