Sofia, without a doubt - the capital.
Not much documents are needed in order to start working with an agency due to the fact that the market is starved for IT specialists.
It's not uncommon a person with 0 experience to start at 2K BGN which is around 1K eur.
Ranges are ( these are NET salaries after tax):
- Super Jr -> 1k - 1.5k EUR
- Juniour -> 1.5k - 2.5k EUR
- Mid-Level -> 2.5k - 3.5k EUR
- Sr. Dev -> 3.5k -> ~4-5k EUR without being a people manager
It's full of collocation workspaces like:
https://betahaus.bg/en/
http://soho.bg/index-en.php
https://cosmos.camp/
http://cosharehive.com/
https://trevorworkspaces.com/
etc. etc.