Wenger-Reymond started telemark sport in 2006. On January 20, 2007 , she made her debut in the Telemark World Cup . Right at the beginning of the season, she was able to race with the best for victory. At the World Cup in Trysil, she finished third on the podium for the first time and she managed to do that twice more during the season. In the overall World Cup ranking she came fourth, in the Classic second place, in the Classic Sprint in eighth place and in the giant slalom in second place. At her first Junior World Championships and World Championships in Thyon in 2007 , she was very successful. There she won the gold medal in the Junior World Championships in the Classic Sprint and in the Classic, the silver medal in the Giant Slalom and in the World Championships she won the gold medal in the Classic, in the Classic Sprint and in the Giant Slalom the silver medal. In the 2008 season she won a World Cup race for the first time in her career. Four more, five second places, a third place and a fifth place followed in the season. At the end of the season she took third place in the overall World Cup, second place in Classic, third place in Classic Sprint and first place in giant slalom.
In the 2009 season she only managed to place one and two, winning the overall ranking and all discipline rankings for the first time. She was very successful again at the 2009 World Championships in Kreischberg . Because she won the gold medal in the giant slalom and twice the silver medal in the Classic and Classic Sprint. With 22 wins and a second place, it was a very good 2010 season . She also won the overall World Cup and all discipline ratings again. In the 2011 season she again won several World Cup races and for the third time in a row the overall ranking and all discipline rankings. In her third participation in the 2011 World Championships in Rjukan , she won three gold medals and one silver medal. In the first half of the 2012 season won first place twice and second place four times. In the second half of the season she won first place six times, second place four times and was 13th once. She came first in the overall standings, in the Classic Sprint and in the Classic. Only in the overall parallel sprint she came second. In the 2013 season , she only came in first and second in the World Cup races. At the World Cup station in Vallée de Chamonix she was disqualified. In the overall World Cup, Classic Sprint and in the parallel sprint, she took second place, in the Classic first place. In her fourth participation in the 2013 World Championships in Espot , she confidently took first place once and second place twice.
In the 2013/14 season she could win all races except the Classic Sprint in Rauris . She won the general classification and all discipline classifications. She could win all four stations by halfway through the 2014/15 World Cup season . Very successful at the 2015 World Championships in Steamboat Springs , because she won the gold medal in the Classic Sprint, the Parallel Sprint, the Classic and overall. After the World Championships she was able to continue her winning streak, winning seven of nine races and at the end of the season she won the overall World Cup and all discipline rankings. At the beginning of the 2015/16 season , she was able to continue her winning streak. At the World Cup in Espot she had to admit defeat in the final of the parallel sprint against Johanna Holzmann , which she also had to do in her home race in Mürren against Beatrice Zimmermann . Otherwise she won every race. She won the overall World Cup and all discipline ratings.