Cochrane joins Wasps this season from Championship side Bedford Blues.
Cochrane started playing rugby at Boroughmuir High School in Edinburgh at the age of 14 and was previously a footballer before being encouraged to give rugby a try.
He was a former Scotland Under-21 captain and played for Rotherham Titans before moving to Doncaster Knights and links up with former Bedford teammate Josh Bassett at Wasps.
Cochrane made 75 appearances during the three years he was with Doncaster Knights before moving to Bedford Blues and scored 60 points. He was also voted player of the year for both Doncaster Knights and previously for Rotherham Titans.
The 29 year old hooker made 19 appearances for Blues and was instrumental in helping them to reach the Championship play-offs. It was during his time at Blues that he changed position from flanker to hooker.
Cochrane is currently in his final year of a distance learning BSC in building Surveying degree from the University of Reading.
Follow Neil on Twitter @NeilCochrane6