The team was established in 2021 and initially competed in the Super League South and then its successor competition, the Women's Southern Championship, in 2024.

[1] The played in the opening fixture of the competition, winning 20–12 against the Army with Courtney Treco scoring the first try for the Broncos.

[7][9] Following the 2022 season, Lauren Mueller was selected to represent Canada at the 2021 Women's Rugby League World Cup.

[14][15] On 27 August, London Broncos defeated Cardiff 22–10 to take the 2023 Women's Super League South title.

[19] As a tier two competition this offered an opportunity for promotion to the Super League via a National Championship final and a promotion/relegation play-off.