Doig in the jersey of the Central Coast Mariners (2009)
Doig has been applied in the 1996/97 season for the resident in his home town of Dumfries club Queen of the South in the Second Division for use. In 1997 he moved to Nottingham Forest and was 17 years old on Boxing Day 1998 at the Premier League match against Manchester United on his league debut for Nottingham. His second operation in January 1999 against Coventry City was also his last Erstligaeinsatz after his opponent Darren Huckerby scored three goals, he received this season no further use and the club rose at end of the season in the second division from.
Although particular coach Paul Hart, who managed the club between 2001 and 2004, put on the defensive qualities of the multiple Scottish U-21 national player, this brought it in almost any season to more than ten missions. Countless injuries prevented continuous operation times and made sure that he could not participate in the majority of games. After Nottingham in 2005 were relegated to the Football League One, Doig's contract was not renewed. He then moved into the Football League Two at Northampton Town, for which he had already played on loan in the fall of 2003 under manager Colin Calderwood. As ascent favorite start to the season, the club finished in second place at the end of the season and rose to the League One. In 2007 he took over from Scott McGleish the captaincy after it had been placed on the Tranferliste.
Doig also had injury problems at Northampton, he missed the 2008/ 09 season the last two days, when the club still slipped through two defeats into the relegation zone. His expiring in summer 2009 contract was not renewed by club side and he signed for Australian A- League club Central Coast Mariners a two -year contract. The Mariners Doig was regularly used in his first season, but was sidelined because of a muscle injury in November and December 2009. In the season 2010/11 he was ousted by newcomer Patrick Zwaanswijk from the team that formed the central defense with captain Alex Wilkinson. The Mariners reached in the course of the season the championship final, Doig mostly came here from the bench to 13 inserts. In the play-offs he did not play and was not even in the squad Round Final defeat. He left therefore the Mariners in February 2011 and moved to Indonesia for a few months in the Indonesia Super League Pelita Jaya to where the Australians Misha Radovic held as coach.
In the summer of 2011 he was back in England and trained with the Wycombe Wanderers, but received no offer of contract. Later in the year he trained at Aldershot Town, where he signed a contract valid for a month in early December. After two appearances in League Two ended his membership in January again in 2012, and shortly afterwards he was by Gary Mills on the fifth-tier York City fetched. With York City in May 2013, he won the play-off final of the National Conference at Wembley and rose with the club be taken to the League Two on. After another season at York, he was not offered any extension of the contract of coach Nigel Worthington.