Joel King

Sydney FC

King made his professional debut for Sydney FC in a Round 27 clash against Newcastle Jets, playing the full game in a 2–0 loss at McDonald Jones Stadium. On 9 May 2019, he signed his first professional contract with the club, penning a one-year deal for the 2019–2020 season. King cemented his spot in the Sydney team, and started in every game for Sydney during the 2020-21 season with regular fullback Michael Zullo missing the majority of the season with a recurring calf injury. His consistent performances during the season resulted in him winning the 2020–21 Young Footballer of the Year at the end of the season, becoming the first Sydney FC player to do so.

Odense Boldklub

On 29 January 2022, it was announced that King had signed with Danish club OB after triggering a six figure release clause.

Loan to Sydney FC

In February 2023, King was loaned back to former club Sydney FC until the end of the 2022–23 A-League Men season. King made 13 appearances in his loan spell, including starts in an elimination final win over derby rivals Western Sydney Wanderers, and in both legs of the semi-final tie against Melbourne City.

Return to Sydney FC

In June 2023, King re-signed with Sydney FC on a permanent basis, signing a three-year deal with the club. King made his 100th appearance for the club on 29 December 2023, in a 3–1 win over Wellington Phoenix at Allianz Stadium. He scored his first goal for Sydney on 30 March 2024, in a 2–0 win…

Australian under-23s

King was called up to the Australian under-23 squad for the delayed 2020 Tokyo Olympics by manager Graham Arnold. He made his debut in a friendly warm up game for the Olympics against New Zealand in a 0–2 loss.

King provided an assist for Australia's first goal of the tournament, scored by Lachlan Wales against Argentina in which Australia ran out 2–0 winners.

Australia

King was called up to the Socceroos squad by manager Graham Arnold for their 2022 FIFA World Cup qualification match against Vietnam as regular left back Aziz Behich was unable to take part. He started the match and put in a good performance with Australia winning 4–0. King was called up to the Socceroos squad for the 2022 FIFA World Cup.

Club

As of 26 April 2026

International

As of 25 September 2022

King's older sister Taren also plays professional football, she is currently the captain of Central Coast Mariners.