Some days ago I found these journals with no charges which has Software Engineering as topic (see link 1,2,3,4) but I don't know if they are good reputed.

There is also another question on research-gate on the topic (see link 5).

http://www.degruyter.com/view/j/acss

http://www.jucs.org/jucs_info/submissions

http://journals.tubitak.gov.tr/elektrik/index.htm;jsessionid=9DB83A6BF8BA47FCABD938DF2CBB7B93

http://www.warse.org/ijccn-author-guidelines.htm

https://www.researchgate.net/post/what_are_Free_Journals_of_Computer_Science_and_it_should_be_SCI

thanks