This international competition for citizens of the Commonwealth has recently focussed its efforts to represent only short fiction :
The Short Story Prize is awarded for the best piece of unpublished short fiction (2000-5000 words). Regional winners will receive £2,500 and the Overall Winner will receive £5,000. Translators will receive additional prize money.
You have until November 30 to enter online, if you are eligible, so give it a shot.
Details here: http://www.commonwealthwriters.org/prizes/
Entry form and further info here: http://www.commonwealthwriters.org/wp-content/uploads/2011/09/2014CSSP_EligibiltyEntryrules.pdf