He has previously played professionally for French Rugby Pro D2 team, Lyon OU,[1] and the South African Currie Cup side, Western Province.

Ambaka was chosen as part of the 2012–13 HSBC Sevens World Series Dream Team based on his performance that season.

[5] He was one of three nominations for the IRB Sevens Player of the Year award in 2013,[6] but lost out to Tim Mikkelson of New Zealand.

[11] He played in ten matches and scored six tries as Lyon won the title and promotion to the Top 14 for 2014–15.

[citation needed] However, shortly after arriving in Cape Town, he suffered an ankle injury and made no appearances for the team during their title-winning season.