[10] At 14 years of age, Wigness was chosen to represent his home state of Queensland at the 2016 under-16 national championships and starred throughout the tournament scoring an average of 25.56 points per game, with a 45-point highlight coming against South Australia.

[11] He accepted an NBA Global Academy scholarship in 2017[12] and was given access to first class training facilities at the Australian Institute of Sport complex in Canberra.

[16] In 2018 he travelled to Treviso, Italy to take part in the NBA's Global Camp where he impressed scouts by forming an athletic backcourt combination with fellow Australian guard Josh Green.

[19] Wigness was put on the radar of several college and NBA scouts when he travelled to Charlotte, North Carolina to compete in the 2019 Basketball Without Borders Global Camp and walked away with All-Tournament honours.

[18] On 20 July 2020, Wigness announced his decision to forego the American college system and instead signed a two-year contract with the Brisbane Bullets of the National Basketball League (NBL) as a part of their Next Stars program.