Norwich City Aarons began his career at
Luton Town, and moved to join
Norwich City's academy in 2016. He signed a three-year professional contract with the Canaries in June 2018, His last ever senior goal also came in the EFL Cup, as he concluded a 3–1 win over
Cardiff City two weeks later. Aarons made his first league appearance on 2 September, starting in the
East Anglian derby against
Ipswich Town, a 1–1 draw. On 10 October, he extended his contract at the club until June 2023. In March 2019, Aarons was included in the 2018–19 Championship Team of the Season, and was also awarded the 2018–19 EFL Young Player of the Season award. He was promoted with Norwich to the
Premier League after a 2–1 victory over
Blackburn Rovers. In April 2021, Aarons was nominated for the EFL Young Player of the Season. In January 2022, Aarons made his 150th appearance for Norwich City in a Premier League match against
West Ham United. By now, he was well-established as Norwich's first choice right back and would miss only two games during the rest of the season, as a result of an injury sustained in a match against
Leeds United. At the end of the season, he would experience relegation from the Premier League for the second time. Aarons remained with Norwich for the subsequent
2022–23 season back in the Championship. In Norwich's first home game, Aarons scored an equaliser in a 1–1 draw with
Wigan Athletic. He had to be substituted for
Liam Gibbs in the match against
Burnley in October, with
Sam Byram replacing him for the subsequent game against
Stoke City. This would be the only game of the season in which Aarons played no part, as he returned to the side as a substitute for Byram in the following game against
Queens Park Rangers.
Bournemouth On 10 August 2023, Aarons transferred to Bournemouth for a fee of £7m. On 12 August, he made his debut for the club in a 1–1 draw against
West Ham United in the Premier League. He played twenty matches in this competition during the campaign, in which the team achieved a new points record in the division.
Valencia CF On 13 January 2025, Aarons joined
La Liga side
Valencia on loan from Bournemouth until the end of the 2024–25 season, with an option to make the move permanent.
Rangers On 25 June 2025, Aarons joined
Scottish Premiership club
Rangers on loan for the season. On 22 July, he made his debut for Rangers in a
UEFA Champions League qualifier against
Panathinaikos at
Ibrox Stadium. Aarons scored his first league goal on 28 September, away to Livingston in a 2–1 victory, a 94th minute winner. ==International career==