This study was set to investigate the influence of reward system on organizational performance in the schools in KCCA Zone, Uganda. The study was guided by three objectives namely: to determine the reward systems currently used in schools in KCCA, to examine the extent to which skill development to the employees affect organizational performance in schools in KCCA and finally to establish the relationship between benefits to the employees and organizational performance in schools in KCCA.in schools in KCCA Zone, Uganda. The target population was all employees at MK International school-Busega Zone, KCCA and the sample size which was determined was 35 respondents from the school. The administrators were selected purposively and the teaching and non-teaching staffs were selected randomly. Data was collected using questionnaires and the instruments were tested for reliability through split half method. Its reliability coefficient correlation after correcting to full test using spearman Prophecy formula was 0.15. From the study findings, the non-teaching staff agreed on there being more opportunities for career development that was 3(30%) of the non-teaching staff agreed with it. This implied that skills of the employees were developed to catch up with the changes in technology hence workers are able to perform changed jobs. The organization management should design a recognition programme that have a purpose of keeping employees motivated and productive. This would reinforce the organization’s expectations and goals since recognition and appreciation are integral components of winning reward strategy.