Martini began his career in the 1980s working with Gianni Bisiach on Rai Radio 1, and then with Sandro Curzi at Tg3.
During this time she covered, among other topics, politics in the Soviet Union, the Nagorno-Karabakh conflict and the Gulf War.
With Enrico Mentana, in 1991 Martini was one of the founder members of TG5, working as a service chief and special foreign correspondent.
[2][3][4] For thirty years, Martini covered international politics and news, working in Mediaset up until 2021.
[7] In 2003, the President of Italy Carlo Azeglio Ciampi appointed Martini a Knight of the Order of Merit of the Italian Republic.