Florent was in 1988 at the finals of the junior tournament, the Australian Open. After he had previously defeated his countrymen Jason Stoltenberg and Todd Woodbridge, among other things, he finally defeated John Anderson. In addition, he was standing next to Glen Kellett in the semifinals of the doubles competition.
His first season played through Florent in 1991, after he had participated in the previous years with occasional tournaments on the ATP Challenger Tour in Australia. After two years with performances mainly on ATP satellite tournaments he won the Challenger tournament in Kuala Lumpur, along with Joshua Eagle in May 1993. Eagle was subsequently his favorite doubles partner, and together they came to a total in 19 tournaments. In 1994, he was able to win in St. Pölten on the side of Vojtěch Flegl his first doubles title on the ATP World Tour. In total he won three doubles titles on the ATP World Tour and five doubles titles on the ATP Tour in his career. The highest quotation in the tennis world ranking he reached in 1993 with position 610 in single and in 2001 with position 13 in doubles.
In the individual he was never able to qualify for a Grand Slam tournament. In the doubles competition, he stood at the Australian Open, the French Open and Wimbledon respectively in the quarterfinals, and in the second round of the U.S. Open. He also reached the quarterfinals of the Australian Open and Wimbledon in the mixed doubles.