Career
Club Born in Cagliari, Murru started his career at hometown"s Cagliari. In July 2011 he was promoted to first team squad, and played his first match as a professional on 20 December, coming on as a second-half substitute in a 0-2 home loss against Milan. Murru appeared in only one further match during the campaign, a 0–0 draw at Fiorentina, also from the bench.
In 2012, after Alessandro Agostini"s departure to Torino, he acted as a backup to Danilo Avelar.
In the following year Murru appeared as first-choice, overtaking Avelar in the pecking order. On 8 October 2013 he renewed his link with the Rossoblù, until 2017.
After appearing with the under-17, under-18 and under-19"s, Murru made his debut with the under-21 side on 5 March 2014, in a qualifying match against Northern Ireland.