Goalkeeper Andy Petterson has ended a spell with Rushden & Diamonds to sign for Southend.
The Australian was with Rushden on a non-contract basis and was included in their squad for games against Brentford and Notts County.
He featured in two reserve matches during his stint at Nene Park but did not make a first-team appearance.
Petterson has also played for Charlton, Portsmouth and Luton Town.