Career
He previously played as a right-back. Early years
Francomb joined the academy of Premier League side Tottenham Hotspur at the age of 9 and remained with the club until he was released at the age of 14. At the age of 16, he joined the academy of Championship side Norwich City.
On 6 October 2009, the 17-year–old made his first team debut for the canaries in a 1–0 victory over Gillingham in the Second Round of the 2009-2010 Football League Trophy.
He then went on to make a third start for the club in his home debut against Swindon Town on 24 October 2009. George was offered his first professional contract with "The Canaries" at the end of March 2010 and signed it on 1 July 2010.
On 7 October 2010, Francomb joined Barnet on loan
In January 2012, Francomb was loaned to Scottish Premier League club Hibernian. Francomb set up the opening goal in a 2–0 victory for Hibs against Ayr United in the Scottish Cup.
He became recognised for his impressive range of passing and crossing abilities, and his dangerous set-pieces.
Francomb left Hibs after their 2012 Scottish Cup Final defeat, in which he appeared as a substitute. Soon after returning to Norwich, Francomb agreed a new contract with the club After a stint on loan at AFC Wimbledon from late August to late November, Francomb was released following the 2012-2013 season.
AFC Wimbledon
Francomb joined AFC Wimbledon on a one-month loan deal on transfer deadline day August 2012.
The deal was extended for another month on 5 October after he made 7 appearances in a month. Although a right back primarily, Francomb proved his capabilities as a winger.
Following his release from Norwich at the end of the 2012-2013 season, Francomb rejoined AFC Wimbledon on 26 June 2013. Francomb scored his first career goal in a Football League Trophy first round game that saw Brentford beat AFC Wimbledon 5–3 at Griffin Park on 3 September 2013.