Mainframe Software Developer
はんようきけいそふとうぇあかいはつぎじゅつしゃ
Industry & Occupation
Classification
Summary
Technical job involving the design, development, and maintenance of business systems that operate on general-purpose machines (mainframes) used in banks and public institutions.
Description
Mainframe software developers handle business applications running on mainframes in the financial, insurance, and public sectors. They are responsible for everything from requirements definition, basic design, and detailed design to coding in COBOL or PL/I, job management using JCL, program development and testing for online control with CICS, and operations and maintenance. Additionally, they contribute to the modernization of existing systems and support integration with new technologies, balancing stable operations with updates.
Future Outlook
While there is steady demand in the financial and public sectors, the aging workforce is causing a serious shortage of talent. The value of individuals with modernization capabilities is increasing.
Personality Traits
Work Style
Office Work / Offshore Development / Partial Remote Work Possible / Team Development
Career Path
Mainframe Programmer → Mainframe System Engineer → Senior Programmer → Lead Engineer → Project Manager → IT Architect
Required Skills
COBOL Programming / JCL Operation / Mainframe Operation / Online Control / RDBMS
Recommended Skills
Container Technology / DevOps Tools / English Document Reading / Modernization
Aptitudes (Strengths Preferred)
| Item | Description |
|---|---|
| Analytical & Logical Thinking | Because it requires breaking down complex business logic into mainframe programs. |
| Attention to Detail & Accuracy | Because typical coding errors can lead to system failures. |
| Problem Solving | To identify the causes of failures in batch and online processing. |
Aptitudes (Weaknesses Acceptable)
| Item | Description |
|---|---|
| Creativity & Ideation | Because development is mainly based on existing specifications with low degree of freedom. |
| Physical Stamina & Endurance | Mainly desk work with low physical demands. |
Related Qualifications
- Applied Information Technology Engineer
- COBOL Programming Competency Certification Exam
- Fundamental Information Technology Engineer
Aliases
- General-Purpose Machine Programmer
- Mainframe Programmer
- Mainframe Software Engineer
Related Jobs
- Application Engineer
- Infrastructure Engineer
- Programmer
- System Engineer