Campbell graduated in Fine Arts at Manchester Metropolitan University. While at university, she started to write and record music on a four-track recorder. She released two CD-R singles and one 7" vinyl on Manchester-based label Filthy Home Recordings. This brought LoneLady to the attention of Too Pure, and in 2007 they released a 7" single, Early The Haste Comes. In 2009, Campbell signed to Warp Records. Her debut album, Nerve Up, was released 22 February 2010.
In 2011, Campbell collaborated with Jah Wobble and Keith Levene and made the album Psychic Life, released by Cherry Red Records. In November 2014 Lonelady released a new single, 'Groove It Out'.