Learn any of these 16 programming languages and you'll always have a job

"Software is eating the world," venture capitalist Marc Andreessen famously declared.

Someone has to write that software. Why not you?

There are thousands of programming languages, but some are far more popular than others.

When a company goes out to find new programming talent, they're looking for people familiar with the languages and systems they already use - even as newer languages like Apple Swift or Google Go start to make a splash.

Here are the programming languages you should learn if you always want to have a job, as suggested by the popular TIOBE Index, the Redmonk Programming Language Rankings, and the annual Stack Overflow developer survey.