Sivert Solli made his debut for
Rosenborg coming on for the second half in a 3-0 win in a
cup game against
Vuku. A few months later, after impressing during training with the first team Sivert Solli was awarded with a first team contract on July 8, 2015. In November 2015 Solli, alongside teammates
Andreas Helmersen and
John Hou Sæter, became the first players in Norwegian football history to having won the Under-16,
Under-19 and the senior
Norwegian Football Cup. Solli won the Under-16 Cup in 2013 and then the Under-19 and the senior cup in 2015. Solli made his league debut for Rosenborg against
Vålerenga 2 October 2016, coming on for
Guðmundur Þórarinsson after 84 minutes in a game Rosenborg won 3-1. In January 2017, Solli was sent out on loan to
Elverum in the
Norwegian First Division. Solli was loaned out to
IL Stjørdals-Blink for the 2019 season. On 19 December 2017, Solli signed for
Ranheim ==Career statistics==