Rambai muchinyora ndima iyi - Willis akapedza ari 4th mu2013 World Championships uye mu2013 European Championships (SC) (zvose zviri zviviri mumamita 200-breaststroke). Akapedza ari 4th mu2014 European Championships uye akaenderera mberi kuhwina menduru yebronze pa2014 Commonwealth Games mumakwikwi ekupedzisira emamita mazana maviri muGlasgow. Akapedza 4th muna 2015 World Championships uye akahwina menduru yebronze muna 2015 European Championships (SC) mu200-metre breaststroke. Akatora chikamu mu2016 European Championships
, uye akapedza ari wechina mumakwikwi ekupedzisira emamita mazana maviri emamita mu2016 Summer Olympics muRio. Akaenderera mberi kuhwina menduru yesirivheri mu2016 World Championships (SC). Willis akapinda mumakwikwi ekupedzisira emamita zana uye mazana maviri emamita mu2018 Commonwealth Games, kwaakapedza wechisere uye wechina zvichiteerana. Muna Chikunguru 2018, Willis akarega kukwikwidza kushambira.