De Wet attended the prestigious Paarl Gymnasium[2] where he formed part of the 2008 1st XV which ended unbeaten and top of the SA schools log.
[6] After finishing school, he joined Western Province[7] where he won the u19 Currie Cup with a star studded team filled with future Springboks including Siya Kolisi, Damian de Allende, Eben Etsebeth, Frans Malherbe, Nizaam Carr, Scarra Ntubeni.
In April 2013, he moved west to join the Griquas, who were undergoing a fly-half crisis due to Burton Francis and Francois Brummer being called into the Cheetahs Super Rugby squad.
[13] De Wet represented the Eastern Cape-based side the Southern Kings during the 2016 Currie Cup season and formed part of the 2017 Super Rugby squad.
[20][21] He immediately made an impact by scoring all the team's points in their last two encounters and concluded the short three-match season on a 100% kicking record from the tee.