Youth career Ramsey was born in
Salford and played youth football at Deans Youth and Ladies FC in
Eccles aged 7. A year later, she was offered a scholarship at
Manchester United's Centre of Excellence, but decided to stay with DYLFC for another season and was awarded the Schofield Cup as the best player across the club's 24 squads in all age groups, an award previously won by
Ryan Giggs. On 18 February 2018, Ramsey made her debut in a 3–0
FA Women's Cup Fifth round win against
Chichester City.
Manchester United holding the league trophy after winning the
Championship, 11 May 2019. After spending a year at
Liverpool, Ramsey was one of seven former Centre of Excellence graduates to return to
Manchester United for their inaugural season. She was also joined by former Liverpool teammate Chamberlain. On 17 February 2019, she made her professional debut as a 64th minute substitute for Chamberlain in an
FA Cup fifth round game against
London Bees, with the score at 2–0. Manchester United won the match 3–0. She made her first league appearance for the club in a 5–0 away win against
Millwall Lionesses on 28 April. Ramsey missed the start of the
2019–20 season after suffering an elbow injury in training. On 11 December 2019, Ramsey made her first appearance of the season in a
League Cup group stage win over
Birmingham City. On 24 January 2020, Ramsey signed a new contract with Manchester United and joined
Sheffield United in the
FA Women's Championship on loan for the rest of the season. The loan was ultimately cut short due to the suspension and eventual cancellation of the remainder of the season during the
coronavirus pandemic. Ramsey had played in both games she was available for prior to the season ending, making her debut for the club on 26 January 2020 in a 3–0
FA Cup defeat to
Birmingham City before starting in a 5–1 league victory over
Blackburn Rovers. During the
2020–21 season, Ramsey was handed
League Cup group stage starts in a 3–1 defeat to Liverpool and a 0–0 draw with
Manchester City, which ended in a
penalty shoot-out after 90 minutes with Ramsey saving
Laura Coombs' penalty as United won the bonus point 4–3. On 7 March 2021 she joined
West Ham United on an emergency loan after first choice keeper
Mackenzie Arnold sustained a knee injury. After backing up
Courtney Brosnan in the league, Ramsey made her West Ham debut on 18 April starting in an 11–0 victory over third-division side
Chichester & Selsey in the
FA Cup fourth round. It was her fourth career FA Cup appearance for her fourth different team. On 24 April, Ramsey was recalled from the loan following Arnold's recovery from injury. On 6 August 2021, Ramsey signed a new two-year contract with Manchester United before joining
Birmingham City on a season-long loan. On 5 August 2022, Ramsey joined WSL side
Everton on loan for the season. On 4 July 2023, Manchester United confirmed Ramsey's departure from the club.
Everton On 29 July 2023, Ramsey joined Everton permanently on a three-year deal. ==International career==