[1] In September 2016, at the 2016 Swimming World Cup stop in Moscow, Godun started competition on the first of two days with the prelims heats of the 100 metre breaststroke, where she placed 11th overall with a time of 1:11.05.

[5] In the evening, Godun swam the butterfly leg of the 4×50 metre medley relay to help achieve a fifth-place finish in 1:45.77, splitting a 27.62.

[7] For the 2019 World University Games in Naples, Italy at Piscina Felice Scandone in July, Godun placed 13th in the 100 metre breaststroke with a time of 1:08.90 in the semifinals.

[9] On the first day of competition at the 2019 European Short Course Swimming Championships in Glasgow, Scotland in December 2019, Godun tied Mona McSharry of Ireland for ninth rank in the prelims heats of the 50 metre breaststroke with a time of 30.51 seconds.

[22][23] Godun returned to the World Cup circuit at the fourth and final stop, held at the Palace of Water Sports in Kazan, where she competed in the 50 metre breaststroke and won the gold medal with a time of 29.64 seconds to finish 0.01 seconds ahead of the silver medalist and fellow Russian Yuliya Yefimova.

[33][34][35] At the World Championships, held at Etihad Arena in Abu Dhabi, United Arab Emirates in December, Godun ranked first in the semifinals of the 50 metre breaststroke, following the disqualification of Alia Atkinson of Jamaica, with a personal best time of 29.42 seconds.

[42] In 2022, the development of her senior international career was stunted first by LEN, the European governing body for aquatic sport, which banned her and all other Russians and Belarusians from their competitions indefinitely, at least for the foreseeable future, effective immediately on 3 March.

[45] Developing her competition experience nationally instead, Godun won the gold medal in the 100 metre breaststroke at the 2022 Russian Championships in April with a personal best time of 1:06.66.

[48] For the final of the 200 metre breaststroke, she lowered her personal best time to a 2:19.94 and won the bronze medal, finishing 5.24 seconds behind the gold medalist.

[51] Twelve days earlier, and before the start of the Championships, World Aquatics announced it was retaining its ban on Russians and Belarusians as still in effect for its competitions indefinitely.