Career
Simpson represented England U19s on tour to India in 2004/05 aged 16 and again in 2005/06 on a tour to Bangladesh. Foreign the 2007 season he joined Lancashire on a scholarship, he played second XI cricket for Lancashire, Durham and Nottinghamshire during the campaign. In 2009 he made his professional debut when selected for Middlesex"s Twenty20 match against Sussex.
On 9 April 2010, Simpson made his first-class debut against Worcestershire at New Road.
He made 20 in the first and 0 in the second innings as Middlesex were beaten by 111 runs, he did however take 5 catches behind the stumps. Simpson averaged 18.05 in the 2012 season, with no hundreds or fifties.
However, in the opening round of matches of the 2013 County Championship, Simpson made 97 not out for Middlesex.