Career
He usually plays as a centre and currently plays for French Top 14 side Agen. Stormers / Western Province
Sadie started off his career playing for Western Province in 2010, however stiff competition from Springboks" Jean de Villiers, Jaque Fourie and Juan de Jongh in his chosen position meant that he moved. Bulls / Blue Bulls
He joined the Bulls for the 2012 Super Rugby season.
Cheetahs / Free State Cheetahs
Agen
After the 2015 Super Rugby season, he joined French Top 14 side Agen on a two-year deal.
Sadie represented South Africa U20 at the 2009 Institutional Review Board Junior World Championship in Japan scoring 1 try in 4 matches.