A South Australian taken by the Sydney Swans with pick 34 in the 2021 national draft, Roberts debuted in a win over Richmond in Round 11, 2022. His breakout arrived in 2024 with 23 appearances, an AFL Rising Star nomination and the club's Rising Star award, the 184cm ball-winner's football smarts coming to the fore. He has played 68 AFL games and kicked 8 goals.