In 2008, he was selected for the Limpopo Blue Bulls side that played at the Under-16 Grant Khomo Week tournament in Ermelo.
His first class debut came in their 2011 Currie Cup First Division match against the Boland Cavaliers in Kempton Park, where he contributed eight points with the boot.
[4] Six appearances followed in the 2012 Vodacom Cup competition, with a tally of 59 points putting him in eighth place on the scoring charts.
[7] Kotzé joined Italian National Championship of Excellence side Lazio for the 2015–2016 season.
[8] He scored 76 points in 14 starts[9] in a season that saw Lazio finish in eighth place in the competition.