AS400 COBOL Programmer

Class Valuation, LLC
Oklahoma City, OK, United States
8 days ago
Apply on www.dice.com
Prepare application

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience level
Expert
Experience required
5 years minimum
Working hours
Regular working hours
Job source

Tech stack

Db2400 Application Programming Interfaces (APIs) Application Performance Management IBM System I Batch Processing Business Software COBOL (Programming Language) Code Review Databases Database Theory Software Debugging Job Control Language (JCL)
+8 more
IBM RPG (Programming Language) Job Scheduling Scrum Methodology Software Engineering SQL Databases Web Services Control Language Information Technology

Job description

  • Design, develop, test, and maintain applications on the IBM AS/400 (IBM i) platform.
  • Develop and enhance programs using COBOL, RPG/RPGLE, and CL/CLLE.
  • Write and optimize SQL queries and work with DB2/400 databases.
  • Analyze business and technical requirements and translate them into technical solutions.
  • Troubleshoot and resolve application, batch job, and production issues.
  • Support legacy applications and participate in modernization and migration initiatives.
  • Perform program debugging, testing, code reviews, and documentation.
  • Work with batch processing, job scheduling, and production support activities.
  • Collaborate with business analysts, project managers, and development teams.
  • Ensure application performance, reliability, and security.
  • Participate in the complete Software Development Life Cycle (SDLC).

Requirements

We are seeking an experienced AS400 COBOL Programmer to design, develop, maintain, and support business applications running on the IBM AS/400 (IBM i) platform. The ideal candidate should have strong experience in COBOL, RPG/RPGLE, CL/CLLE, DB2/400, and AS400 system environments., * Strong hands-on experience with AS400 / IBM i.

  • Proficiency in COBOL programming.
  • Experience with RPG, RPGLE, RPG IV, and CL/CLLE.
  • Strong knowledge of DB2/400 and SQL.
  • Experience with JCL, batch processing, and job scheduling.
  • Knowledge of DDS, PF, LF, and database concepts.
  • Experience with application debugging and production support.
  • Strong analytical and problem-solving skills.
  • Excellent communication and teamwork skills.

Preferred Skills

  • Experience with ILE concepts and Service Programs.
  • Knowledge of IBM i modernization tools and technologies.
  • Experience with APIs, web services, or integration technologies.
  • Familiarity with Agile/Scrum methodologies.
  • Experience in domains such as Banking, Insurance, Manufacturing, or Retail.

Experience

  • 5+ years of experience in AS400/IBM i application development.
  • Strong experience in COBOL and AS400 technologies.

Education

  • Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field.

Apply for this position

This job is hosted externally. Click below to view the full posting and apply.

Apply on www.dice.com
Prepare application

Good distractions

Talks and stories from around this role — technically off-topic, practically not.

3:39 min

Addressing code review surrender and process exploitation

Laura Tacho Laura Tacho · World Congress 2026 Europe

3:04 min

Database evolution and the funding behind vector databases

Erik Bamberg · LIVE

3:48 min

Modernizing massive legacy mainframe and IBM i codebases

Maximilian Jesch Maximilian Jesch · World Congress 2026 Europe

56 sec

The hidden costs of delayed peer code reviews

Tim Gilboy Tim Gilboy

4:01 min

Managing application isolation via pluggable database models

Wei Hu Wei Hu · World Congress 2022

4:40 min

Analyzing COBOL mainframe migration challenges with AI

Michael Friedrich Michael Friedrich · World Congress 2026 Europe

Videos

See all

Related articles

See all