A relay medalist as a senior for Great Britain at the 2009 World Championships, the 2014 IAAF World Relays and, representing England, at the 2014 Commonwealth Games, Aikines-Aryeetey won his first senior individual medal, a bronze, in the 100 metres at the 2014 European Athletics Championships. At the same championships he earned his first senior title as part of the Great Britain team that won gold in the men's 4 x 100 metres relay.