Before publishing his novels, he has previously worked with several companies, including e-comsport and Bass Export, and has been the head of marketing at Tennent's Lager.

Telling the story of a man who becomes involved in a life of crime that he did not wish to be part of, resulting in him being thrown from the roof of a building, it received positive reviews from The Herald and the Daily Record in Scotland.

In late 2019 Brown was signed to Polygon, an imprint of Birlinn Ltd for a new crime thriller called ‘Thirty-One Bones’ set in the fictional town of El Descaro in Spain – to be published on 11 June 2020.

[8] In addition, Brown had an on-line episodic, 15,000 word story, written in conjunction with author Douglas Skelton, published by Polygon in May 2020.

In November 2021 Brown signed a two book deal with Red Dog Press to publish two new crime novels under the name Gordon J.