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AS400 Senior Developer

19 hours ago 2026/09/30
Other Business Support Services
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Job description

Roles and Responsibilities

* Work with business stakeholders and technical teams to gather and analyze requirements for AS/400 applications.
* Design, develop, and enhance software solutions using AS/400 programming languages, including RPG IV, RPG Free, CL, and DDS.
* Write efficient and well-structured code to implement business logic and functionality on the AS/400 platform.
* Perform unit testing and debugging to ensure the quality and reliability of developed applications.
* Maintain and enhance existing AS/400 applications by troubleshooting issues, implementing bug fixes, and optimizing performance.
* Collaborate with other developers, database administrators, and system administrators to integrate AS/400 applications with other systems and databases.



Additional Responsibilities

* Experience with modernizing AS/400 applications, such as refactoring legacy code, implementing web services, or integrating with other platforms.
* Knowledge of IBM iSeries operating system and administration tasks.
* Familiarity with software development methodologies, such as Agile or Scrum.
* Understanding of software version control systems, such as Git or Subversion.
* Certification in AS/400 or related technologies.



Technical Requirements

* Bachelor's degree in Computer Science, Information Technology, or a related field.
* Strong understanding of AS/400 programming concepts, including file handling, program flow control, and data manipulation.
* Proficiency in debugging and troubleshooting AS/400 applications to identify and resolve issues effectively.
* Experience with AS/400 development tools, such as SEU, PDM, and RDi.
* Familiarity with relational databases, particularly DB2 on the AS/400 platform.
* Knowledge of AS/400 performance tuning and optimization techniques.
* Ability to work independently and collaboratively in a team environment, with excellent problem-solving and analytical skills.



Job Description

We are seeking an experienced AS/400 Professional to join our team as a AS400 Senior Developer. As an AS400 Senior Developer, you will be responsible for leading and mentoring a team of AS/400 Developers in the design, development, and maintenance of web applications using the IBM AS/400 platform. Your expertise in AS/400 programming languages, tools, and technologies will be crucial in delivering high-quality solutions that meet our business requirements.


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