Ottawa Fury FC Zadorsky played for
USL W-League side
Ottawa Fury Women, captaining them to a second-place finish in the 2013 Central Conference final and a win in 2014. The Fury disbanded its long-standing women's program in March 2015 for "business reasons".
Perth Glory Zadorsky was signed by Australian side Perth Glory on August 1, 2014, ahead the
2014 W-League season. Zadorsky played 14 games for the Glory, scoring one goal and helping them reach the regular season win and a Grand Final appearance.
Vittsjö GIK Following the folding of the Fury, Zadorsky signed with
Damallsvenskan side
Vittsjö GIK, in the top flight of Swedish football, on March 29, 2015. She appeared 18 times for side during the
2015 season.
Washington Spirit On February 8, 2016, it was announced that Zadorsky would play for the
Washington Spirit for the 2016 season of the
National Women's Soccer League via the
NWSL Player Allocation She played 11 regular season matches, starting 10, totaling 911 minutes in the regular season, as well as played the entire match for both post season matches. Zadorsky recorded assist in the semifinal to
Ali Krieger to give the Spirit the early lead on the way to the team's first ever semifinal victory. Zadorsky was voted Spirit Newcomer of the Year for 2016. She played 21 games for the Spirit in
2017, serving as the side's captain.
Orlando Pride On January 23, 2018, Zadorsky was traded to the
Orlando Pride in exchange for
Aubrey Bledsoe and a first round draft pick. Zadorsky played in 23 games during her first season with the Pride. She was reassigned as a federation player to the Pride ahead of the
2019 season. On September 29, 2019, Zadorsky scored her first goal for the club in a 1–1 draw with
Sky Blue FC. In March 2020, the impending NWSL season was postponed due to the
coronavirus pandemic. An eventual restart was made through a smaller schedule
2020 NWSL Challenge Cup tournament. However, on June 22, Orlando withdrew from the tournament following positive COVID-19 tests among both players and staff.
Tottenham Hotspur In August 2020, due to Orlando Pride withdrawing from the Challenge Cup due to COVID-19, Zadorsky moved to English
FA WSL club
Tottenham Hotspur on loan ahead of the
2020–21 season. The loan was made permanent through the end of the season in January 2021. With Zadorsky's leadership skills and elite play, she was appointed captain during the 2021–22 season.
West Ham United On 3 January 2024, Zadorsky joined
West Ham United on loan until the end of the 2023–24 season. Following the expiration of her contract with Tottenham, she returned to West Ham on a free transfer on 19 August 2024. Having been made the club's vice-captain in the summer of 2024, it was announced on July 24, 2025, that she had signed a one-year contract to extend her time with West Ham with head coach
Rheanne Skinner saying Zadorsky that "She knows what it takes to be a winner. Her attitude on a daily basis is a great example for the other players around her". She underwent surgery following an injury sustained in training in December 2025. ==International career==