Vincent began his career in motocross. In the years 1994 and 1995 he won the French 125 cc road championship.
In the season 1996 Arnaud Vincent denied on Aprilia as a wildcard rider in the Grand Prix of France his first race in the 125cc class of the MotoGP World Championship. The following year, Vincent won the 125cc European Championship title.
For the 1998 season, joined Vincent as a regular driver in the World Cup and went on to later Aprilia and Honda, in this year he won the twelfth overall. In the 1999 season he celebrated his first victory at the Grand Prix of Catalunya in Barcelona. In this and the following year the Frenchman reached the seventh world ranking, respectively. For the 2001 season, he moved again to Honda, but never got beyond the tenth overall.
The 2002 season played Arnaud Vincent returned to Aprilia and dominated the competition. With five wins and ten podiums in 16 races, he was with 273 points and 19 points ahead of Manuel Poggiali San Marino world champion in the 125 cc class.
The following year, Vincent moved to newcomers KTM, but after he did not get along with the bike and could not reap the expected results, he left the Austrian team even during the season and started again with Aprilia. In the overall classification, he finished only 18th place.
For the season 2004 Arnaud Vincent moved to the 250 cc class and continue to Aprilia launched and reached the 21 World Cup ranking. For the 2005 season, he signed with the Italian newcomers Fantic. With the inferior motorcycle but he succeeded not once reach the points. In 2006 he started on a Honda team Arie Molenaar Racing and was 22 overall.
In the 2007 season Arnaud Vincent wanted to participate with a Yamaha R6 Team Yamaha Racing Millet at the Supersport World Championship, but could not raise the necessary money to. He eventually denied the French Supersport Championship with the team Yam Service Blagnac Compétition.