On 11 April 2016, Loshaj made his debut for Maastricht in a league match against Fortuna Sittard, after coming on as a substitute in the 90th minute, in place of Jordy Croux.
On 23 June 2019, Loshaj joined Liga I side Politehnica Iași, on a three-year contract.
[1] On 13 July 2019, he made his debut against CFR Cluj after being named in the starting line-up and scored his side's only goal during a 1–1 away draw.
[4] On 29 August 2017, Loshaj received a call-up from Kosovo U21 for a 2019 UEFA European Under-21 Championship qualification matches against Norway U21 and Germany U21[5] On 1 September 2017, he made his debut with Kosovo U21 in a 2019 UEFA European Under-21 Championship qualification against Norway U21 after coming on as a substitute at 59th minute in place of Kamer Krasniqi.
[6] On 24 December 2019, Loshaj received a call-up from Kosovo for the friendly match against Sweden[7] and made his debut after being named in the starting line-up.