Mushtuk was born in Saint Petersburg, Russia.[2] When she was twelve she moved to Italy to dance. She announced on Instagram on November 20, 2023 that she had become a British citizen.
For series 18, she was partnered with former NFL player and sports pundit, Jason Bell. They were the second couple to be eliminated after losing the second dance-off to Nicola Adams and Katya Jones. After 2 years in the dance troupe, she was partnered with actor Adam Thomas for series 21.[4] They were the sixth couple to be eliminated after losing the fifth dance-off to Angela Rippon and Kai Widdrington. For series 22 she was partnered with TV presenter Nick Knowles They were the third couple to be eliminated after losing the dance off to Shayne Ward and Nancy Xu.
Nick Knowles suffered an injury and did not compete in Week 3. Therefore, he was given a bye to Week 4. Due to little time to train, they were allowed to perform the Charleston they were supposed to dance in week 3.