Russia might continue detaining an Australian man to carry out a high-profile prisoner swap in the future, an expert says.

The Australian government has been told by Moscow that one of its citizens in Russian captivity is still alive. Oscar Jenkins, a 32-year-old teacher, was captured last year while fighting for Ukraine.

Australian officials believe Australian soldier Oscar Jenkins, who travelled to fight in defence of Ukraine, is alive and in Russian captivity, rather than dead as had been feared.

Australian citizen Oscar Jenkins, who fought for the Ukrainian Armed Forces, is in Russian captivity, Australian Foreign Minister Penny Wong announced.

Russia has revealed that Australian prisoner of war Oscar Jenkins is alive, following grave fears that the former teacher had been executed.

Australian Prime Minister Anthony Albanese said Wednesday Russia has reported Oscar Jenkins is alive and in custody. The Australian man went to Ukraine to fight against Russia's invasion and was feared dead.

An Australian man who was feared dead after being captured by Russian forces is alive, foreign minister Penny Wong has announced. Oscar Jenkins, 32, a teacher who signed up to fight for Ukraine against Russia,

An Australian national who was reportedly killed after his capture by Russian forces in Ukraine is alive, Australian Foreign Minister Penny Wong said Wednesday. “The Australian government has received confirmation from Russia that Oscar Jenkins is alive and in custody,

Australian Oscar Jenkins is alive as a prisoner of war in Russian territory and his welfare is "normal", according to Russia's ambassador after execution fears.