Ziu was born on 6 June 2002 and is from Dublin, Ireland. Her father moved to Ireland from
Albania in 1998. She began playing soccer at five years old, and joined Rivermount Boys & Girls in Finglas where she was the only girl in the team.
Shelbourne After starting the
2018 season with
Shelbourne's youth team for the new
Under 17 Women's National League, Ziu was quickly promoted to the club's senior panel. She made her
Women's National League debut shortly after turning 16 years old in June 2018. She enjoyed good form in the
2020 Women's National League, being named WNL Player of the Month for October 2020 and named in the Team of the Season. In
2021 she helped Shelbourne win the WNL title and played in the 3–1
2021 FAI Women's Cup Final defeat by
Wexford Youths.
West Ham United In March 2022 Ziu agreed a summer transfer to English
FA Women's Super League club
West Ham United. She made her league debut against
Everton on 18 September 2022. In October 2022, Ziu suffered an
anterior cruciate ligament injury in a
2022–23 FA Women's League Cup fixture against
London City Lionesses. On 29 August 2025, West Ham announced that Ziu would spend the 2025-26 season on loan at
WSL 2 club
Bristol City. Ziu made 4 appearances for Bristol City before returning to West Ham in January 2026. ==International career==