There's lot of software written in non-tech firms to support the company's core business. The whole finance industry is like that for example. In my experience,

There's lot of software written in non-tech firms to support the company's core business. The whole finance industry is like that for example. In my experience, they care a lot about quality and architecture (for example, in some of the projects I've seen there's more devops or automatic testers than developers).