Ross Caldwell is looking to prove himself at St Mirren after finding himself in limbo after a contract extension at Hibernian was withdrawn.
St Mirren have signed former Hibernian striker Ross Caldwell on a one-year contract with the option of a further year.
Former St Mirren boss Danny Lennon is looking to return to management but admits his chance may not arise until the end of the year.
Manchester City’s teenage defender Eli Plummer has joined St Mirren on a season-long loan spell.
Gary Harkins' contract with St Mirren has been terminated by mutual consent.
St Mirren begin the new Scottish Premiership season with a tough trip to Motherwell on August 9.
Scottish champions Celtic kick off the defence of their Scottish Premiership title with a midweek trip to St Johnstone on August 13.
Rangers have signed defender Darren McGregor from St Mirren on a one-year contract.