[5] In the first round the Danish crew finished third in their heat, behind Switzerland and South Africa, in a time of five minutes 55.64 seconds to qualify for the semifinals.

[7] In the final the Danish quartet led after 500 metres but were eventually beaten by both South Africa and Great Britain to finish in third place and win the bronze medal, with under half a second separating the first three boats.

[5][8] In 2013, he was part of the Danish crew that won the gold medal in the lightweight coxless fours at the 2013 World Rowing Championships at Tangeum Lake, Chungju in South Korea.

[10] At the 2014 European Championships held in Belgrade, Serbia, the quartet again won a gold medal, finishing ahead of Great Britain and France in the final, with a time of six minutes 8.81 seconds.

[13] At the 2015 World Rowing Championships held at Lac d'Aiguebelette, Aiguebelette, France, Barsøe teamed up with Larsen, Kasper Winther Jørgensen and Jens Vilhelmsen to win the silver medal in the lightweight coxless fours behind gold medalists Switzerland.