[2] Sophie later moved to Sheffield with her band, and in April 2018 saw the release of her first single, Monsters, followed by the Adolescence EP in October, which included the songs Bulldog, Space Girl and Waste My Air.
[7] SATG started 2019 by playing for BBC Radio Sheffield on 12 January;[8] on 15 March, she released her new single The Light,[4] which was chosen by Codemasters for the trailer of the then-forthcoming racing game Grid.
[12][13] A new single, Break the Silence, was released in August,[4] followed by Runaway in November,[14] and in December SATG played again for BBC Radio Sheffield, this time live from Maida Vale Studios.
In January 2022, Sophie reunited with Purple Disco Machine to release the track In The Dark on the 21st,[22] which has since reached platinum status in five countries, including France[23] and Italy.
On 23 August 2024 Sophie teamed up with multi-platinum dance act R3hab to release their single All Night,[30] which features an interpolation of the boy band Blue's hit All Rise.