[4] His eighth-place finish was the best by a British fencer since the 1992 Summer Olympics in Barcelona, when Fiona McIntosh was eighth in the women's foil,[5] and the best by a British man since the 1964 Summer Olympics in Tokyo, when Bill Hoskyns won the silver medal in the individual épée.

He defeated Virgil Sălișcan of Romania in the round of 32 but was eliminated at the last 16 stage after a 9–10 loss to Germany's Peter Joppich.

[8] At the 2011 World Cup event in Seoul, South Korea, Kruse won the silver medal in the men's foil.

he won five matches, including a 15–11 defeat of compatriot Laurence Halsted in the last eight to reach the final against Andrea Baldini of Italy.

He placed fourth overall in the Men's Individual Foil, losing to Timur Safin of Russia in the Bronze Medal Match.

[14] In 2018 Kruse won silver in the individual men's foil event at the World Championships in Wuxi, China.