Ahead of the 2011–12 season, Daley went on trial with League Two side Plymouth Argyle. He signed for Plymouth Argyle on a permanent basis on 19 July 2011. On 6 August 2011, Daley made his debut for the club in a 1–1 draw against Shrewsbury Town. On 30 August 2011, Daley scored his first goal in senior football with a long-range effort against Exeter City in the Football League Trophy. On 18 February 2012, Daley scored his first league goal in a 4–0 win over Accrington Stanley. At the end of the 2011–12 season, Daley was released after not being offered a new contract.