 Burton played 42 games in two seasons 2017-18 and 2018–19 at flyhalf for Biarritz Olympique.He steered Biarritz Olympique to a Quarter Final finish verse Grenoble in May 2018.In 2019, San Diego Legion signed Burton from Biarritz Olympique, one of many big signings for the club, such as All Black Ma’a Nonu, to boost their strength of winning the American shield.