David was born in Romford on 22 January 1986. He is the son of former West Ham star Alvin Martin and his brother Joe is also a footballer with Gillingham.
David started his career as a youth team player with Spurs, where he originally played as a defender.
He joined Wimbledon FC in 2003, shortly before the club relocated to Milton Keynes. After the club was renamed Milton Keynes Dons in June 2004, David went on to make 25 appearances for the club, before joining Liverpool in January 2006. His four-
He spent the 2008/09 season on loan with eventual League One champions Leicester City. During the 2009/10 season he spent time on loan with Tranmere Rovers and Leeds United, before joining Championship side Derby County for a month as emergency cover for the injured Stephen Bywater.
On 12 May 2010 he became new manager Karl Robinson’s first signing for MK Dons and made 274 appearances for the club before being released in June 2017 and joining Millwall.
His international career includes playing for England under-