Background
Mijatović was born in Rijeka, Social Research Croatia, SFR Yugoslavia and started his career at the local club HNK Rijeka, where he became a member of the first team in the summer of 1998.
Mijatović was born in Rijeka, Social Research Croatia, SFR Yugoslavia and started his career at the local club HNK Rijeka, where he became a member of the first team in the summer of 1998.
He subsequently spent five seasons with the club and was a regular in every of the five seasons, making a total of 122 appearances and scoring 10 goals for the club in the Croatian First League. He made his debut for the team at the 1999 World Youth Championship in Nigeria, where he played all 90 minutes in every of the four matches played by the Croatian team at the tournament before they were eliminated in the round of 16. He also made four appearances for the team in their qualifying campaign for the 2002 European Under-21 Championship.
At club level, Mijatović left Rijeka for Dinamo Zagreb in the summer of 2003 and subsequently played two seasons for the club as a regular in their team, making a total of 51 appearances and scoring one goal in the Croatian First League.
In the summer of 2005, Mijatović left Dinamo for German 2. Bundesliga side SpVgg Greuther Fürth and became a regular in the team from the beginning, although his 2.
Bundesliga debut against Dynamo Dresden on 6 August 2005 was not entirely successful as he was sent off after receiving two yellow cards. He went on to make 30 out of possible 34 appearances his first season with Greuther Fürth and also scored three goals for the club in the league, first of them being in a 2–2 draw away against Wacker Burghausen on 17 March 2006.
In July 2007, he moved to Bundesliga team Arminia Bielefeld, where he was a regular in the first team
After three seasons in Bielefeld, he left Arminia to join the newly relegated Hertha Bachelor of Science. He captained the Berlin club to a first place finish, leading to its immediate return to the top-flight, but was relegated again the following season.