Kuch signed with Real Black FC of the South Sudan Football Championship in 2014.
His performances attracted interest from Amarat United, also of the South Sudan Football Championship, and he joined the club the following season.
[5] Later that month he was also offered contracts from several clubs in Slovakia but air travel and visa restrictions caused by the COVID-19 pandemic made the move impossible.
[8][9] Kuch represented South Sudan during 2019 Africa U-23 Cup of Nations qualification before the team was eliminated by Tunisia in the second round.
[10] He made his senior international debut on 22 April 2017 in a 2018 African Nations Championship qualification match against Somalia.