Graham, who played for Queensland Reds and Australia A, will has been Bath's backs coach for the last four seasons.

Sarries' new director of rugby Alan Gaffney said: "In his time at Bath, Richard's original role has expanded and he has impressed.

"He's still young and has a good future ahead of him. He's knowledgeable and has a good grasp of the game so his appointment is a huge positive for us."

The 33-year-old will arrive at Vicarage Road in time for pre-season, taking his place in the Premiership club's new-look coaching set-up.