Sr AS400 Developer

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Sr AS400 Developer

Cayuse Holdings

60–65 / Month

Location

King of Prussia, PA, US

Experience

Senior

Posted

Jul 30, 2026

Apply by

July 28, 2027

Applicants

0

Early applicantEasy applyContractHybrid

Job Description

## Overview Job Title: Sr AS400 DeveloperLocation: Hybrid - King of Prussia, PA (4 days onsite/1 day remote) Job Type: Independent Contract (Contractor / Non-Employee)Start Date: 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. - Analyze business 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.

Key Responsibilities

  • Design, develop, test, and maintain AS400 applications.
  • Analyze business 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.

Requirements

  • Bachelor’s degree in Computer Science
  • Information Technology
  • or related field

Skills Required

IBM iAS400RPGRPGLECLCLLEILEFree Format RPGDB2/400SQL/400DDSPhysical filesLogical filesStored proceduresIncident managementProblem managementProduction supportJob schedulingBatch processingAS400 utilitiesAnalytical skillsDebuggingProblem-solvingAbility to work independentlyAbility to handle multiple prioritiesCode migrationModernizationIBM Job SchedulerROBOTChange management toolsMQConnect DirectSFTPInterface integrationsAgileScrumCommunicationStakeholder management

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