Career
Igboananike began his career with Dynamos Football Academy. He joined Djurgårdens IF in 2007 but only played twice during his time at the club He played his first game on 19 June 2007 against Hammarby IF. He moved on trial to IK Brage but was not signed.
In January 2008 he was contracted with Vasalunds IF and went on to become the top scorer of the Division 1 Norra in 2008.
As of the 2010 season he returned to Djurgården. He scored in his comeback away against BK Häcken, when he equalized the score to 1–1 in the match which Djurgården ultimately lost 2–1.
Igboananike was Djurgården"s top scorer in the 2010 season, scoring nine goals in 27 games. On 15 November 2012, Stockholm rivals AIK announced they had signed a three-year deal with Igboainanike.
He got the number 21 jersey, because the number 7 was occupied by midfielder Helgi Daníelsson.
On 2 December 2014, it was announced that Igboananike has been signed by Chicago Fire South Carolina of Major League Soccer to a Designated Player contract.