Cieran joined Town in July 2023, signing from European champions Manchester City for an undisclosed fee.

During his time at City, Cieran was named on the bench for games in both the Premier League and Champions League, while also spending time on loan with Rochdale in League Two during the 2022/23 season.

He signed a three-year deal at Town, joining up with the Blues' senior goalkeepers ahead of a pre-season training camp in Austria.