In 2011, Du Toit was selected to represent Free State at the premier South African high schoolrugby union competition, the Under-18 Craven Week tournament held in Kimberley, where he started two matches for a Free State side that was crowned unofficial champions at the tournament, beating the Golden Lions 28–17 in the main match. After high school, Du Toit joined the Free State Cheetahs Academy at the University of the Free State and was the first-choice hooker for the side during the 2012 Under-19 Provincial Championship, starting ten of their matches and scoring a try in their match against the s. In 2012, Du Toit was selected in the squad for the 2012 Varsity Cup, making a single appearance in their match against. He was then selected in the South African Under-20 squad for the 2013 IRB Junior World Championship in France, which attempted to retain the title they won in 2012. They started in fine fashion, beating the United States 97–0 in the opening match, with Du Toit starting the match and scoring one of South Africa's 16 tries just before half-time. He also started their 31–24 win over England and their 26–19 win over the hosts France in their other pool matches. Du Toit retained his starting berth for their semi-final match against Wales, where South Africa suffered a 17–18 loss to be eliminated from the competition. Their final match in the competition was a third-place play-off against New Zealand; Du Toit played off the bench in this match, helping South Africa finish in third spot in the tournament by winning the match 41–34. He returned to domestic action for the s, playing in all twelve of their matches during the 2013 Under-21 Provincial Championship. He also scored a try in their match against the s as the Free State finished in fifth spot on the log. He started the 2014 season again playing in the Varsity Cup for ; he had a greater involvement than in 2013, making seven appearances, which included five starts and two tries in their match against in a 34–33 victory in their final match of the regular season. They finished fifth, just missing out on a semi-final berth. He was also drafted into the squad for the 2014 Vodacom Cup. He was an unused replacement in their match against the in Cradock, but made his domestic first class debut a few weeks later, playing off the bench in a 77–10 victory over Kenyan invitational side. He started eleven times in the s' 2014 Under-21 Provincial Championship season, helping them finish in fourth spot on the log to qualify for the semi-finals, where they lost to the table-topping s. Du Toit made four appearances for in latter stages of the 2015 Varsity Cup. He played in their final two matches of the round-robin phase of the competition, helping Shimlas finish in second spot on the log. He started their semi-final match against the, helping them to a 21–10 victory to qualify for their first ever final. He played off the bench in the final as Shimlas ran out 63–33 winners over to win the competition for the first time in their history. He again moved to the Vodacom Cup squad at the conclusion of the Varsity Cup and made four appearances for them. This included his first start in a first class match in their 29–30 defeat to eventual finalists.
Free State Cheetahs
He was named in the ' squad for the 2015 Currie Cup Premier Division and was named on the bench for their opening match of the competition against the.
