As you want to get the details of career after Diploma in Computer Science Engineering so here is the information of the same for you:

Some job titles:-

Lecturer
Consultant
Programmers
Technician
Web Developers
System Designer
Help Desk Specialist
Networking Specialist
Data-warehouse Analyst
E- Commerce Specialists

Higher Study Options after Diploma (Computer Science Engineering) (India)

Bachelor of Engineering in Computer Engineering
Bachelor of Engineering in Computer Science and Electronics Engineering
Bachelor of Engineering in Computer Science and Engineering
Bachelor of Engineering in Computer Science
Bachelor of Technology in Computer Engineering
Bachelor of Technology in Computer Science
Bachelor of Technology in Computer and Communication Engineering
Bachelor of Technology in Information Science and Engineering
Bachelor of Technology in Information Technology
Post Graduate Diploma in Computer Applications
Post Graduate Diploma in Computer Networking
Bachelor of Computer Application
Bachelor of Science in Computer Science
Bachelor of Science in Information Technology
Bachelor of Science in Information Systems and Management
Bachelor of Technology in Information and Communication Technology
Advanced Diploma Course in Information Technology and Multimedia

Higher Study Options after Diploma (Computer Science Engineering) (Abroad)

Bachelor of Arts in Computer Science with a Concentration in Pre-Engineering: Computer Engineering
Bachelor in Computer Science and Engineering
Bachelor of Science in Computer Science - Software Engineering
Bachelor of Engineering and Bachelor of Science - Computer Science
Bachelor of Engineering in Electronic Engineering and Computer Science
Bachelor of Engineering (Computer and Network Engineering)
Bachelor of Engineering and Bachelor of Information Technology (BEBT) - Applied Computer Science
Bachelor of Science (Computer Science and Software Engineering
Bachelor of Information Technology (Computer Science)
Bachelor of Engineering in Computer Science - Digital Media
Bachelor of Engineering in Computer Science - High Performance Computing
Bachelor of Engineering (Computer Systems Engineering) and Bachelor of Science (Computer Science)
Bachelor of Science in Computer Science and Engineering and Public Policy
Bachelor of Science in Computer Science Engineering
Bachelor of Science in Computer Science and Engineering - Communications, Networks, Systems
Bachelor of Science Computer Science and Engineering - Computer Systems
Bachelor of Science in Computer Science - Engineering Applications
Bachelor of Science in Computer Science - Industrial Engineering
Bachelors of Science Degree in Physics and Pre-Engineering - Computer Science, Computer Engineering Concentration
Bachelor of Science in Information Systems Engineering - Computer Science