Fly-half who began his professional rugby career with the Golden Lions in 2011.
He won the SARU Young Player of the Year award in 2010.
He successfully converted every goal in the 2011 Currie Cup final and earned the Man of the Match Award.
His brother Tony Jantjies also became a professional rugby player.
He joined captain Jean De Villiers on the South African national team in 2012.