Ricky Lutton and Ricky Andrew have both signed full-time professional contracts at Ulster Rugby.
Tighthead prop Lutton (28) signed a two-year deal, while 24-year-old Andrew has agreed terms on a 12-month contract.
A three time Oxford Blue, Lutton was on the winning side in the 2008 Varsity match and continued his rugby education with spells in Australia and New Zealand.
He returned to Belfast to play for Belfast Harlequins in 2011.
He has played 21 games for Ulster so far and has represented the side14 times this season.
Lutton said he was "absolutely delighted" at the new contract.
"Being born and raised here it has always been my dream to play for Ulster and to have been able to do that over the past two seasons has been great and now to have the opportunity to do it for two more years is absolutely brilliant.”
Andrew is a graduate of the Hughes Insurance Ulster Academy. He made his debut for Ulster against Leinster in December 2011.
He has played 16 times for Ulster so far scoring one try.
He said he was "extremely pleased to have signed a full professional contract".
"It is what I have been working for over the past six years. I have lots of good friends in the team and it is great to be playing now with the likes of Andrew Warwick and Luke Marshall who I went to school with."
Ulster's director of rugby, David Humphreys said: "These are two talented players, from Ulster, who through hard work and dedication have become important members of our squad. "