Career
APOEL
Antoniades is a product of APOEL Academies. He made his official debut with APOEL on 10 May 2008, playing the full 90 minutes in a 2007-2008 Cypriot First Division match against Anorthosis. He added a further four appearances in the season"s domestic Cup and another one appearance two years later in the 2009-2010 Cypriot Cup.
His second league appearance came on 7 May 2011, coming on as a substitute in a 2010-2011 Cypriot First Division match against AEK Larnaca.
He made his debut in European competitions on 12 December 2013, playing 64 minutes in APOEL"s 2–0 defeat at Eintracht Frankfurt for the last matchday of the Union of European Football Associations Europa League group stage. On 26 April 2014, he scored his first official goal for APOEL, in his team"s 1–2 home defeat against Ermis Aradippou for the Cypriot First Division.
Antoniades made his Union of European Football Associations Champions League debut in the 2014-2015 season, appearing in five group stage matches in that season APOEL"s campaign. He made his debut for the national team on 14 November 2012, in a friendly match against Finland at Generalized System of Preferences Stadium, coming on as an 87th-minute substitute in Cyprus" 0–3 defeat.
APOEL
Cypriot First Division (5): 2008-2009, 2010-2011, 2012-2013, 2013-2014, 2014-2015
Cypriot Cup (3): 2007-2008, 2013-2014, 2014-2015
Cypriot Super Cup (4): 2008, 2009, 2011, 2013.