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As 400 Developer Jobs (NOW HIRING)

krg technology inc

RPG Developer(AS 400)

Neenah, WI · On-site

... Programmer/Analyst is responsible for developing and maintaining application systems and for ... Ability to respond in a flexible manner and to reprioritize work as situations change Ability to ...

Select Minds LLC

COBOL Programmer

Dallas, TX · On-site +1

$55 - $60/hr

COBOL AS/400 Programmer Location: Remote (Must work PST hours) Travel: Up to 3 days per month onsite (expenses covered) Experience Level: 1 2+ years required Opportunity Overview We are seeking an ...

Octagon Talent

IBM I Series Engineer

Miami, FL

Octagon Talent Solutions is seeking an IBM i-Series (AS/400) Engineer to join a highly experienced technical team in the Miami area. This is a unique opportunity to work alongside a veteran IBM i ...

Purple Drive Technologies

AZURE DEVOPS

Pacific, WA · On-site

$58 - $79.50/hr

... as Code (Terraform, ARM templates, Bicep) • Kubernetes, AKS (Azure Kubernetes Service), Docker • 3-5+ years DevOps experience • Azure certifications preferred: AZ-400 (DevOps Engineer Expert ...

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How much do as 400 developer jobs pay per hour?

As of Jun 6, 2026, the average hourly pay for as 400 developer in the United States is $54.90, according to ZipRecruiter salary data. Most workers in this role earn between $50.24 and $58.41 per hour, depending on experience, location, and employer.

What are some common challenges faced by AS400 Developers when maintaining legacy systems?

AS400 Developers often encounter challenges such as working with outdated codebases, integrating legacy applications with modern technologies, and limited documentation for older systems. These hurdles require strong problem-solving skills and a deep understanding of both RPG and COBOL programming languages. Additionally, collaboration with business analysts and end-users is crucial to ensure that updates or migrations do not disrupt critical business operations.

What are the key skills and qualifications needed to thrive as an AS400 Developer, and why are they important?

To thrive as an AS400 Developer, you need strong programming skills in RPG, COBOL, and CL, as well as a solid understanding of IBM i (AS/400) systems, usually backed by experience or a relevant degree. Familiarity with tools such as IBM Rational Developer for i, DB2 databases, and source control systems is typically required. Excellent problem-solving, attention to detail, and effective communication are crucial soft skills for collaborating with teams and translating business requirements into technical solutions. These skills ensure reliable legacy system maintenance, efficient development, and successful integration of business processes.

What are AS400 Developers?

AS400 Developers are IT professionals who specialize in developing, maintaining, and supporting applications on the IBM AS/400 (now called IBM i) platform. They typically work with programming languages such as RPG, COBOL, and CL, and are responsible for designing, coding, testing, and troubleshooting software on the AS/400 system. Their expertise ensures that business-critical applications run smoothly and efficiently on this robust and reliable midrange computer system.
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As 400 Developer jobs near you
Infographic showing various As 400 Developer job openings in the United States as of May 2026, with employment types broken down into 33% Full Time, and 67% Contract. Highlights an 89% In-person, and 11% Remote job distribution, with an average salary of $114,200 per year, or $54.9 per hour.

AS/400 COBOL Developer-San Antonio, TX (Onsite)-Long term Contract

Acess Global

San Antonio, TX • On-site

$45.25 - $61.25/hr

Contractor

Posted 3 days ago

Job description

Role                     :   AS/400 COBOL Developer

Location              :   San Antonio, TX (Onsite)

Job Type             :   Long term Contract

Job Summary

  • Develop, maintain, and support business-critical AS/400 COBOL and RPG-based applications, adding strong legacy support to the team
  • Deep understanding of DB2 databases; creating and maintaining data models, and troubleshooting/tuning advanced SQL performance issues on the iSeries platform.
  • Extensive experience in analyzing, debugging, and resolving complex batch processing and interactive application issues.
  • Collaborate with cross-functional and modernization teams to integrate AS/400 applications with modern distributed systems.
  • Experience in continuous integration/deployment processes specific to the IBM i environment.
  • Knowledge of Agile principles with experience in Scrum or Kanban.
  • Familiar with general office machines and proficient in standard MS Office tools"