Beniušis started his career with Atletas Kaunas team in 1998 and played in Lithuanian First league.
He played there until 2002, while returning there after short spells with Russian clubs Baltika Kaliningrad and Krylya Sovetov Samara.
He spent one season in Norway (2002) with Start before again moving back to Lithuania with Atlantas Klaipeda.
[1] He made his debut for Hearts in a 1–0 defeat to city rivals Hibernian F.C., playing very poorly and leading to many calling him 'Beniuseless'.
[2] He made few starts for Hearts and was sent back to FBK Kaunas early, on 19 March 2008.