Kammala wannan jumla: Jarvis an haife shi ne a Dartford a Kent. Ya buga wasanni da yawa don Kent's Second XI a 1974, kuma a farkon Yuni 1975 ya bayyana a cikin ƙaramin wasan motsa jiki don Kent.
1975 Cricket World Cup da Pakistan wanda ya dauki wickets na Sadiq Mohammad da Zaheer Abbas. Koyaya, farkon wasan sa na farko ya kasance 'yan kwanaki bayan haka lokacin da ya bayyana a wasan John Player League da Hampshire; ya ɗauki wicket na John Rice. Bayan 'yan kwanaki har yanzu, ya fara buga wasan farko a wasan farko da Worcestershire, inda ya ci Basil D'Oliveira.