[2][3] Prior to the 2014–15 season, Radanov signed his first professional contract with Crvena zvezda.

[5] Radanov returned to Crvena zvezda on July 29, 2020, signing a two-year deal.

[7] On 12 July 2022, Radanov signed with Peristeri Athens of the Greek Basket League.

[8] In 31 domestic league games, he averaged 5.4 points, 3.3 rebounds and 1.1 assists, playing around 19 minutes per contest.

On February 3, 2025, he signed with Legia Warsaw of the Polish Basketball League (PLK).