Jonathan Swensen is a laureate of Young Concert Artists 2018 and winner of both the 2019 Windsor International String Competition and the 2018 Khachaturian International Cello Competition. Other accolades include first price at the Øresunds-soloist, the Gold and Talent-prize at the Berlingskes Classical Competition, the Jacob Gades Talentprize, first prize at the Danish String Competition and first prize at the Swedish International Music Competition.

Jonathan Swensen made his concerto debut in March 2017, performing the Elgar Cello Concerto with the Orquestra Sinfónica do Porto Casa da Música. Since then, he has performed orchestras including the Orquesta Ciudad de Granada, the Venice State Symphony Orchestra, the Aarhus Symphony Orchestra and the NFM Leopoldinum Orchestra. He is also a frequent performer at festivals in his native Denmark, appearing at the Schubertiaden, the Copenhagen Summer Festival and the Hindsgavl Summer Festival. 

In the 2019-20 season, Jonathan Swensen makes his debuts with the Philharmonia Orchestra, the Copenhagen Philharmonic, and the Sun Symphony Orchestra in Vietnam, and returns to the Aarhus Symphony Orchestra. Recital and chamber music appearances include a return to Yerevan to take part in the Khachaturian Festival, the Usedomer Musikfestival in Germany, the Tivoli Festival in Copenhagen and his South Korean debut at the Seoul Arts Centre. As part of the YCA programme, he will also embark on an extensive series of recitals in the US.

A graduate of the Royal Danish Academy of Music, Jonathan Swensen currently studies with Professor Torleif Thedéen at the Norwegian Academy of Music in Oslo.