Saliya first played for the Vidyartha College under 13 from there to under 15, 17 and from 2000 to 2002 for the Vidyartha under19 team as a back division player.. In 2003 he joined Trinity College and gave his best with the oval shaped ball and won rugby colours. He was also adjudged the best ruggerite of the year.. Then at club level he first played for Havelock SC from 2003 to 2005 from there he crossed over to CH & FC in 2006. In 2007 he decided to settle down in his home town and joined Kandy Sports Club and led the side and played for the country. In 2003, he toured Hong Kong with the SrI Lanka Youth team and from 2006 he was a regular for the Sri Lanka Sevens and fifteen a side teams. Saliya captained Kandy in 2012 and under his captaincy they ended up being league champions.
Saliya Kumara was an asset to any side and was somewhat a utility player filling the positions of full back, scrum half and stand off in addition to taking the spot kicks. He played for the country in the Hong Kong sevens no less than six occasions, and also the Commonwealth rugby championship in 2006, in the same year played in the Asian Games rugby. Rugby lovers still talk about his drop goal for the Trinitians in the Bradby Shield game at Bogambara in the dying stages of the game, which stunned the jam packed grounds in which the Trintiains went down fighting by 11 points to 13. He was adjudged the best player at the Carlton Sevens in Galle and Race Course in the year 2014.
In 2008 at the10th Singer Sri Lanka Sevens ruggerites gave their best beating Singapore, Kazakhstan and Chinese Taipei to make a berth in the cup semifinals, in this game Saliva was the pick of the players who stood out in every game. In the crucial game against Chinese Taipei, the Sri Lankans really turned the heat on their rivals with the entire team defending stoutly even throwing themselves at their opponents, .
After hanging up his boots in 2015 he started coaching Vidyartha College and at one time Kandy Sports Clubs assistant coach, where he teamed up with his good friend Sean Wijesinghe who was the head coach. He also helped Trinity College in coaching. An expert in the Sevens format, Saliya will be specifically aiding the three quarters of the team in the coming season.. He also coached MAS Holdings to win the Mercantile Sevens and in the Super Sevens he handled CML Walkers.