Building an enterprise software involves many stages. By the way, there are several trends in it: they are serverless architecture, big data, automated testing, and so on.
The most difficult issues to deal with are problems of cost, clear identification of what you want to get from the project, the quality of code, design, and the security of the app.

So that you could successfully build software of this kind, you need to clearly analyze the needs of the market in this area. Then, it’s a big deal to pick the right outsourcing company that will fit your needs. Before the development, it’s vital to conduct a statement of work.