In the 2011–12 season, Sinitsina/Zhiganshin won gold at the Junior Grand Prix event in Poland, their first JGP title. They won another title in Austria to qualify for their second JGP Final. At the Junior Grand Prix Final, they placed first in both segments and won the title. They then took gold at the 2012 Russian Junior Championships. Sinitsina/Zhiganshin won the 2012 World Junior title. They were first in both the short and free dance and scored their season's best, 153.81 points.