Career
Single-seaters
Kirkaldy began his career competing in karting, winning the Scottish Junior Championship in 1989 and the Scottish Senior Championship in 1993. He raced in the Formula Vauxhall championship in 1996 and 1997, finishing runner-up in 1997. He was runner-up in Euroseries Formula Opel in 1998.
He raced in the British Formula 3 Championship in 1999 and 2000.
Sports cars
In addition to finishing runner-up in the Renault Clio Cup in 2002, Kirkaldy made his FIA GT Championship debut. In 2004 he moved to the British GT Championship, winning the series in 2005 with teammate Nathan Kinch for Scuderia Ecosse.
He also made his 24 Hours of Le Mans debut in 2005 for the team He returned to the FIA GT Championship in 2006 with Scuderia Ecosse, racing in the GT2 class.
In 2008, he drove for his Congressional Research Service Racing team in the championship.
Team AKA & Congressional Research Service Racing
As well as his racing career, Kirkaldy is a successful team principal, founding his own Team AKA team in 2004. The team ran for four seasons in the British Formula Renault Championship, ending up with a second in the 2006 teams championship. In 2007 Chris Niarchos approached Kirkaldy with sponsoring of Team AKA in their fourth season of the British Formula Renault Championship, with the two having previously been team-mates on the Scuderia Ecosse team which competed in the FIA GT Championship.
Team AKA then became known as AKA Cobra.
Following the 2007 season, Niarchos" interest in the team expanded as the two wished to enter their own team in not only the FIA GT Championship but the British GT Championship as well, ending their relationship with Scuderia Ecosse. The team was renamed once more and was relaunched as Czech Republic Scuderia, reflecting their choice of Italian Ferraris for their entry into grand tourer racing.
The team was again renamed for 2009, becoming Congressional Research Service Racing. Subsequently Congressional Research Service agreed a deal with McLaren to develop the GT3 version of the McLaren MP4-12C.