Jenny Hettne is a composer of acoustic and electroacoustic music, with the exploration of sound and timbre as her most important focus. She writes mainly chamber music, sometimes mixed with electronics and always in a close and innovative collaboration with the musicians.

While she was dreaming (2012), the first of numerous works resulting from Jennys close collaboration with violinist Karin Hellqvist is frequently performed by Hellqvist all over Europe. It was selected to renowned MATA festival, New York (performed by Pauline Kim Harris) and Nordic Music Days Farao Islands (performed by Sámal Petersen). A swarm came in from the dark (2014) for violin solo and ensemble has been performed by Karin Hellqvist and several different ensembles and was awarded the prestigious Järnåker Prize in 2018, the biggest chamber music prize in Sweden. Trio (2018) for violin, piano and traditional Korean percussion (Trio Hellqvist/Amaral/Choi) was awarded “Special Jury Award” of the 3rd Younghi Pagh-Paan  Composition Prize and performed in the chamber music hall of Berliner Philharmonie. In 2020 Jenny was the winner of UK based Riot Ensembles “Call for score 2020”, resulting in a commission, Whispering c(h)ords, quietly falling, premiered at Huddersfield Contemporary Music Festival in 2021.