Youth career As a youth player, played in the youth academy of
Shamrock Rovers.
Aberdeen Turner began his career at
Aberdeen. After that, he had loan spells at
Turriff United,
Wexford and
Cliftonville.
Cliftonville On 25 June 2022, Cliftonville announced the permanent signing of Turner from Aberdeen following his impressive performances throughout the
2021–22 season. He helped them win the
2021–22 Northern Ireland Football League Cup. He also won that season's Young Player of the Year award.
St Patrick's Athletic On 30 January 2024, it was announced that Turner had signed for his boyhood club
St Patrick's Athletic on a multi-year contract for an undisclosed fee that also saw
David Odumosu move the other way to
Cliftonville on a permanent contract. On 1 April 2024, he scored his first goals for the club in a 3–0 win over
Sligo Rovers, first scoring a half volley from
Conor Keeley's knockdown header from a corner to open the scoring, then doubling his side's lead with a diving header from another corner. On 10 May 2024, he scored his side's first equaliser of the game in a 2–2 draw away to
Shamrock Rovers at
Tallaght Stadium. On 17 September 2024, Turner scored his fourth goal of the season, opening the scoring with a header from a corner in an eventual 3–1 win over
Maynooth University Town in the Semi Final of the
Leinster Senior Cup. On 8 October 2024, Turner was part of the Pats side that defeated
St Mochta's 2–1 in the final of the
2023–24 Leinster Senior Cup. On 7 August 2025, he made his first European appearance for the club, coming on as a half time substitute for
Tom Grivosti in a defeat to
Turkish giants
Beşiktaş in the
UEFA Conference League. On 22 August 2025, he scored his first goal of the season, with a 94th minute winner in a 1–0 victory away to
Drogheda United. On 20 March 2026, he scored two headers to secure a 2–0 victory for his side away to
Waterford at the
RSC. ==Career statistics==