Sankova competed at the 2010 European Junior Championships and finished 12th in the all-around final. She competed at the 2012 FIG World Cup in Cottbus, and she finished 6th in the vault final. She competed at the 2012 European Championships alongside Yevheniya Cherniy, Alina Fomenko, Nataliya Kononenko, and Mariya Livchikova, and the team finished 10th. She won the bronze medal on floor exercise at the FIG World Cup in Ostrava behind Barbara Achondo Andino and Lisa Ecker.