It depends on the type of software that you're developing. Do you see any game developers working on Linux? Hardly. Do you see a lot of IT shops doing develop

It depends on the type of software that you're developing. Do you see any game developers working on Linux? Hardly. Do you see a lot of IT shops doing development on Linux? Nope. There are way more web developers on Mac and Windows than Linux. What kind of dev work is Linux actually better for then? Servers? Most people are using Macs for that and deploying to Linux.