 On 22 July 2012, Hammell played in his testimonial match for Motherwell against Everton, which finished 1–1.On 26 April 2014, Hammell made his 500th appearance for Motherwell in a 5–1 loss against Dundee United.On 22 May 2014, he signed a new contract at Motherwell, keeping him at the club until Summer 2016.