Blackburn Rovers In September 2021, it was reported that Phillips had agreed to a three-year professional contract with Blackburn to come into effect from his seventeenth birthday the following June. However, by August 2022, Blackburn manager
Jon Dahl Tomasson said the contract had not yet been signed. Phillips was named in the starting XI for his professional debut in the
EFL Cup in a 4–0 victory at home at
Ewood Park against
Hartlepool United on 10 August 2022. Phillips made his league debut on 14 August 2022 in the game against
West Bromwich Albion, playing 71 minutes in a 2–1 win. Phillips signed his first professional contract on 20 September 2022 committing his future to Blackburn Rovers until June 2025.
Tottenham Hotspur On 5 August 2023, Phillips signed for
Premier League club
Tottenham Hotspur after they activated his £2m release clause. On 8 January 2024, Phillips joined Championship club
Plymouth Argyle on loan for the remainder of the
2023–24 season. Phillips made sixteen appearances for the club, helping them to avoid relegation, and was named their Young Player of the Season. On 23 August 2024, Phillips returned to the Championship, joining
Stoke City on a season-long loan deal. Phillips scored his first goal in professional football on 29 October 2024 in a 3–2
EFL Cup defeat against
Southampton. Phillips made 39 appearances for Stoke scoring one goal, as they finished in 18th position, avoiding relegation on the final day of the season. Phillips returned to Stoke on loan for the
2025–26 season. Phillips received his first senior red card in a 1–1 draw against his former side
Blackburn Rovers, picking up two yellow cards for fouls on
Yūki Ōhashi. Phillips was a regular starter under
Mark Robins in 2025–26, making 44 appearances becoming a popular player amongst the supporters. ==International career==