Career
He currently plays for KA Akureyri in Iceland. Chelsea
Archange joined the Chelsea Academy at the age of 10 and has been used in both midfield and defensive positions while progressing through the ranks at the club He has travelled and been a part of various overseas tournaments with the academy, including the 2010 Dallas Cup.
In the 2010-2011 Archange started being picked for reserve team matches, and scored his first goal away at Manchester United in April 2011.
He was released by Chelsea in May 2013. = Loan to Yeovil Town On 23 August 2012, Nkumu joined League One side Yeovil Town on a one-month loan spell.
Nkumu made his professional debut on 18 September 2012 in a 4-1 loss against Leyton Orient as a late substitute. = Loan to Colchester United On 23 October 2012, Nkumu signed on loan for Colchester United until 14 January 2013, but returned a month early, on 1 December 2012.
= Trialist at Leicester City On 19 August 2013, Nkumu played for Leicester City in a 3-2 defeat to Sunderland in the Barclays U21 Premier League at the King Power Stadium as a trialist.