Joyce, who last year ended a county career that began in 1999, will take up a backroom position with Cricket Ireland as a batting and leadership coach.
David Warner hit 84 while Nathan Coulter-Nile (3/13) was pick of the bowlers as Australia won the rain-affected one-off ODI by 23 runs against Ireland.
India confirm their position at the top of Pool B with their fifth victory. Catch all the highlights of the match here.
India have been in top form and if they defeat Ireland in their Pool B match, the team will register a record nine wins on the trot in World Cups - four in previous edition and five in the ongoing event.
Ireland, who had to win to keep their quarter-final hopes alive, registered a thrilling five-run win over Zimbabwe after piling up 331 for eight.
Live cricket score and ball-by-ball commentary from the 30th World Cup match between Ireland and Zimbabwe at the Bellerive Oval, Hobart on Saturday.
A delivery from Amjad Javed to Ed Joyce hit the stumps lighting up the bails but not dislodging them. The batsman was declared not out.
Ireland made 268-5 in their innings, but Michael Rippon stole the show for the Dutch by smashing the last two balls of the match for four and six to bring the Netherlands level off their 50 overs.
Pakistan's chase was in tatters at 133-7 in the 37th over before Akmal and Riaz launched a counterattack against the inexperienced Ireland
Sussex batsman Ed Joyce was on Wednesday named in the Ireland World Cup squad, despite having played for England at the 2007 edition.