He made his debut for the Perth Wildcats in the National Basketball League (NBL) in 2019 and went on to be selected by the Cleveland Cavaliers with the 56th overall pick in the 2022 NBA draft.

[10] Regarded as one of Australia's most sought-after basketball prospects, he had interest from a number of colleges in the United States,[10] but indicated his desire to turn professional due to a lack of motivation at school.

[14] On 20 December 2019, he opted to forgo college basketball and begin his professional career, signing a three-year contract extension with the Wildcats.

[18][19] Travers joined the Cockburn Cougars in 2020,[13][20] where he averaged 17.8 points, 14.4 rebounds, 5.2 assists, 2.2 steals and 1.2 blocks in five games during the West Coast Classic.

[21] Continuing on as a development player in the 2020–21 NBL season, Travers was thrust into a much larger role early on, starting in both of the Wildcats' pre-season games against the Illawarra Hawks.

[22] While mostly a traditional wing player, he added strength to his frame over the off-season and was assigned the starting power forward role.

[25] A season-ending injury to Bryce Cotton saw Travers return to the starting line-up as a guard at the back-end of the regular season and in the semi-finals.

[40] He averaged 7.8 points, 5.4 rebounds, 2.3 assists, 0.8 steals and 0.7 blocks per game during the 2021–22 season, playing both inside and outside roles while also periodically running the offense.

[55] While initially signed by United to fill a power forward role, Travers was trialled as a point guard during pre-season.

[58] In 36 games (34 starts) during the 2023–24 NBL season, he averaged 12.4 points on .517 shooting from the field, 7.6 rebounds, 2.1 assists, 1.33 blocks and 1.17 steals in 27.0 minutes.

[63] He made his NBA debut on 1 November 2024 against the Orlando Magic, playing the last four minutes of the game and finished with four points, two rebounds, two assists and one block in a 120–109 win.

[64][65] On 13 December, he recorded his first career triple-double with 25 points, 11 assists, and 10 rebounds with two blocks in 38 minutes in the Charge's 141–131 win over the Wisconsin Herd.