Software developer, also known as a computer programmer, you'll be playing a key role in the design, installation, testing and maintenance of software systems. The creative minds behind computer programs. Some develop the applications that allow people to do specific tasks on a computer or another device. Others develop the underlying systems that run the devices or that control networks. Software development managers lead teams of software developers working in industries ranging from medical research to finance. In addition to designing software, web applications, and web services. The Importance of Software Development. When we look at any automated system the effort of building is quite agile and easily but behind this a big mind works which is developed by a software team.