Coached by Tracey Wainman and Grzegorz Filipowski at the York Region Skating Academy in Richmond Hill, Ontario, Sadovsky competed in two events of the 2013 Junior Grand Prix series, placing fourteenth in Riga, Latvia, and eighth in Minsk, Belarus. Nationally, he appeared on the senior level, finishing eighth at the 2014 Canadian Championships. He was selected for the 2014 World Junior Championships in Sofia, Bulgaria. Ranked fourteenth in the short program and twelfth in the free skate, he finished thirteenth overall.