Borbokis started his career at Apollon Kalamarias, where he played from 1987 to 1993.
He stayed at Sheffield United for two seasons, completing 55 appearances and scoring four goals, most notably his participation in the 1998 FA Cup semi-final against Newcastle.
[5][6] He stayed at Derby for a year, playing 20 games and scoring one goal in a League Cup match against Swansea.
[7][8] However, he lost his position as a key player after a jaw injury and in December 1999 he returned to Greece for PAOK.
[11] In 2009 Borbokis took over as head of scouting for AEK[12][13] and four years later, in 2013, the duties of assistant coach at AEK, being the direct collaborator of his former ally in the club Traianos Dellas, remaining by his side throughout his term in the "yellow-blacks".