Coetzee made his debut in Super Rugby for the Sharks against the Brumbies on Saturday 7 May 2011.

[4] Coetzee joined Japanese Top League side Honda Heat for the 2015–2016 season.

[5] In February 2016, it was announced that he would join Irish Pro12 side Ulster on a three-year deal starting in the 2016–2017 season.

[6] Coetzee featured sparingly in his first two seasons with Ulster, due to recurring knee injury problems.

[8] In December 2020 the Bulls confirmed that Coetzee would join the franchise in June 2021 on a three-year deal.