Reece was first named in the Wallabies National Rugby Union team in May 2016, ahead of the England’s Rugby Union tour of Australia. However, his debut for Australia came during the second round of the 2016 Rugby Championship against New Zealand in Wellington, New Zealand.

Since his debut, Reece has played 62 of Australia's 82 test matches in a variety of positions including left wing, outside centre, fly half and fullback.

He was a member of the Wallabies 2019 World Cup team chosen to represent Australia in Japan. During this test he became the 29th Wallaby representative to score 100 test match points. In 2021, in the first test against South Africa at the Gold Coast, Queensland, Reece became the 60th Australian to play 50 test matches for the Wallabies.

Reece played junior Rugby Union for the Harbord Harlequins and Manly Marlins Rugby Union Football Club. He was a student at Manly Selective High School.