A Cloud Developer designs and develops cloud applications, services, and products which are secure. It includes backend development, frontend development, integration and deployment of the application.
A Cloud Architect is a professional who develops the computing strategy of a company. It comprises the strategic planning of cloud infrastructure, designing of cloud application, managing cloud application and monitoring of the application.
A Cloud Network engineer is responsible to work with both computer hardware and software of network computing. They are responsible to ensure that the multiple people are able to access shared resources in a safe and secure manner. The shared resources are a remotely stored server that is accessible from another place.
A Cloud Systems Engineer is responsible to deploy and support the solutions at the data centres. They work closely with the team to ensure that cloud service and solutions meet the expectations of the end-user or the client.
A cloud security engineer provides security to the cloud-based infrastructure and platform. They are responsible to secure and protect the data of the organisation. They thoroughly understand the cloud infrastructure and enhance the security.
The job roles differ in terms of these levels, and hence the variance in salary.