Sr AS400 Developer

Cayuse Holdings; King of Prussia (PA); Hybrid; USD 82,656 - 89,544; Full time

Job summary

Cayuse Holdings is seeking a Sr AS400 Developer to join its technology team in hybrid King of Prussia, PA. You will work on IBM i / AS400 applications, using RPG, RPGLE, CL, DB2/400, and SQL/400, supporting production environments and critical business systems.

Responsibilities include design, development, testing, and modernization, with emphasis on debugging, code reviews, and collaboration with multiple teams. This role is contract/independent with a 12+ month horizon, onsite majority.

Qualifications

• 8+ years of AS400/iSeries development and maintenance.
• Strong hands-on RPG/RPGLE/CL/ILE/Free Format RPG.
• Experience with DB2/400, SQL/400, DDS and file structures.

Responsibilities

• Design, develop, test, and maintain AS400 applications.
• Analyze business requirements and convert them into technical specifications.
• Develop and support RPG/RPGLE/CL/SQLRPGLE/DB2/400 programs.
• Troubleshoot production issues and provide timely resolution.
• Perform code reviews, unit testing, and defect fixes.
• Work on enhancements, maintenance, and modernization initiatives.
• Support batch jobs, scheduling, and system monitoring.
• Collaborate with business users, analysts, QA, and infrastructure teams.
• Ensure adherence to coding standards, release processes, and best practices.
• Prepare technical documentation and knowledge transfer.

Skills

AS400 / iSeries development

RPG / RPGLE / CL

DB2/400 / SQL/400

Batch processing / Job scheduling

Production support / incident mgmt

Analytical / debugging

Education

Bachelor’s degree in CS/IT

Tools

IBM Job Scheduler

ROBOT

Change management tools

MQ

Connect Direct

SFTP

Job description

Overview

JobTitle: Sr AS400 DeveloperLocation: Hybrid - King of Prussia, PA (4 days onsite/1 day remote)

Job Type:Independent Contract (Contractor / Non-Employee)StartDate:ASAP

Pay Rate:$60-65/hr 1099 / C2C

Contract Length: 12+ Months

Role Summary

We are looking for an experienced Sr. Developer - AS400 to join our technology team in Hyderabad. The ideal candidate will have strong hands on experience in IBM i / AS400 application development, support, and maintenance, along with solid expertise in RPG, RPGLE, CL, DB2/400, and SQL/400. The role involves working on critical business applications, analyzing requirements, developing solutions, and supporting production environments.

Responsibilities

Key Responsibilities

• Design, develop, test, and maintain AS400 applications.
• Analyzebusiness requirements and convert them into technical specifications.
• Develop and support programs using RPG, RPGLE, CL, CLLE, SQLRPGLE, and DB2/400.
• Troubleshoot production issues and provide timely resolution.
• Perform code reviews, unit testing, and defect fixes.
• Work on enhancements, maintenance, and modernization initiatives.
• Support batch jobs, job scheduling, and system monitoring.
• Collaborate with business users, analysts, QA, and infrastructure teams.
• Ensure adherence to coding standards, release processes, and best practices.
• Prepare technical documentation and support knowledge transfer.

Qualifications

Required Skills

• 8+ years of experience in IBM AS400 / iSeries development and maintenance.
• Strong hands on experience in RPG, RPGLE, CL, CLLE, ILE, and Free Format RPG.
• Good knowledge of DB2/400, SQL/400, DDS, physical/logical files, and stored procedures.
• Experience in incident management, problem management, and production support.
• Familiarity with job scheduling, batch processing, and AS400 utilities.
• Strong analytical, debugging, and problem-solving skills.
• Ability to work independently and handle multiple priorities.

Preferred Skills

• Experience in code migration or modernization from fixed format to free format RPG.
• Exposure to tools such as IBM Job Scheduler, ROBOT, and change management tools.
• Knowledge of MQ, Connect Direct, SFTP, or interface integrations.
• Experience in Agile/Scrum delivery environments.
• Good communication and stakeholder management skills.

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or related field.
• Minimum 8 years of relevant experience in AS400 development.

Pay Range

USD $60.00 - USD $65.00 /Hr.