OSLO LINKS
Finn.no - This is the most well-known job site for Norway! Filter jobs by city, "English" and whatever keyword is relevant for the position you are seeking.
TheHub.io - jobs at tech startups
Webrecruiter (English). https://candidate.webcruiter.com/en-gb/Account/SpaLogin?ReturnUrl=%2F
vouch (they pay referral fees for hired candidates) https://vouch.careers/discovery
University / Research jobs in English (includes Oslo and Norway overall): https://oslobusinessregion.no/articles/uni-opportunities
Call for Groundbreaking Research: