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As400 Developer Jobs (NOW HIRING)

redShift

AS400 Programmer

Hicksville, NY · On-site

$85K - $110K/yr

AS400 RPG Developer Location: Near Hicksville, NY Salary Range: $85,000 - $110,000 annually Employment Type: Full-Time Help Modernize Critical Business Systems While Supporting a Proven Enterprise ...

redShift Recruiting

AS400 Programmer

Hicksville, NY

$85K - $110K/yr

AS400 RPG Developer Location: Near Hicksville, NY Salary Range: $85,000 - $110,000 annually Employment Type: Full-Time Help Modernize Critical Business Systems While Supporting a Proven Enterprise ...

redShift

AS400 Programmer

Hicksville, NY · On-site

$85K - $110K/yr

AS400 RPG Developer Location: Near Hicksville, NY Salary Range: $85,000 - $110,000 annually Employment Type: Full-Time Help Modernize Critical Business Systems While Supporting a Proven Enterprise ...

Prophecy Technologies

AS/400 Developer

Houston, TX · On-site

Responsible for developing, maintaining, enhancing, and supporting business applications running on the IBM AS400 (IBM i) platform. This role involves working closely with business stakeholders ...

TestingXperts

MQ Series with AS400

Jersey City, NJ · On-site

AS400 programming languages COBOL400, DB400, CLLE, subfile programming. Top 3 responsibilities you would expect the Subcon to shoulder and execute: * Work on complete SDLC cycle * Developing ...

Tachyon Technologies

AS/400 Developer

Chicago, IL · On-site

Work on AS400 with expertise in I5250 and Presto for inventory and order fulfillment. * Utilize modern RPG techniques including RPG, RPGLE , and Embedded SQL . * Design and develop applications using ...

Vibotek LLC

AS400 Onsite

Redmond, WA

Requirements: - Very good knowledge of SQL concepts Analyze and modify complex SQL queries, embedded SQL in SQLRPGLE, Cursor programming - Database concepts Create and analyze Physical files, Logical ...

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As400 Developer information

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How much do as400 developer jobs pay per hour?

As of Aug 12, 2026, the average hourly pay for as400 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.

How much do AS400 developers make?

AS400 developers typically earn between $70,000 and $110,000 annually, depending on experience, location, and certifications. Senior roles or those with specialized skills in RPG or CL programming may command higher salaries, especially in industries like finance or healthcare that rely heavily on legacy systems.

What does an AS400 developer do?

A typical day for an AS400 Developer involves writing, testing, and troubleshooting code in RPG, COBOL, or CL for business-critical applications running on IBM iSeries systems. Developers often work closely with business analysts, system administrators, and other IT professionals to gather requirements, implement system enhancements, and ensure data integrity within DB2 databases. Daily tasks may also include resolving production issues, performing regular maintenance, and participating in code reviews or deployment planning. Collaborative work and clear communication are common, as developers typically play an integral role in supporting both legacy and modernized business processes.

What are the key skills and qualifications needed to thrive as an AS400 developer?

To thrive as an AS400 Developer, you need strong skills in RPG, COBOL, or CL programming languages, knowledge of IBM iSeries/AS400 systems, and typically a degree in computer science or related field. Familiarity with DB2 databases, SQL, and tools like Turnover or Aldon for change management and version control is highly valued, and certifications in IBM technologies are beneficial. Strong problem-solving abilities, attention to detail, and effective communication help developers collaborate with cross-functional teams and resolve technical issues efficiently. These competencies ensure reliable business application support, seamless integration with enterprise systems, and success in maintaining legacy environments.

How to become an AS400 developer?

To become an AS400 developer, you should gain proficiency in IBM iSeries (AS/400) systems, learn programming languages such as RPG, COBOL, or CL programming, and develop skills in database management and system administration. Earning relevant certifications and gaining experience through training or entry-level positions can also enhance your qualifications.

Is AS400 still in demand?

AS400 developers are still in demand in industries that rely on legacy systems, such as banking, manufacturing, and government. Many organizations seek professionals with skills in RPG, CL, and IBM i environments to maintain and upgrade their AS400 systems, though the overall demand has decreased as companies modernize their IT infrastructure.
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As400 Developer jobs near you
Infographic showing various As400 Developer job openings in the United States as of August 2026, with employment types broken down into 80% Full Time, 3% Part Time, and 17% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $114,200 per year, or $54.9 per hour.

Information Technology_USA - USA_Developer

Real Soft, Inc.

Jacksonville, FL • On-site

$45.50 - $58.25/hr

Contractor

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

**Please strictly adhere to the following resume naming convention:
ALL CAPS, NO SPACES B/T UNDERSCORES
PTN_US_GBAMSREQID_CandidateBeelineID
i.e. PTN_US_9999999_SKIPJOHNSON0413
MSP Owner: Andres Villegas
Location: 6565 Headquarters Drive , Plano , Texas 75024. 100% onsite
Duration: 6 months
skill id: 10817213
Role Descriptions: We are seeking a skilled Mainframe and AS400 Developer to design| develop| maintain| and support enterprise applications running on mainframe and IBM AS400/iSeries platforms. The ideal candidate will have strong experience in COBOL| JCL| DB2| CL| RPG| and related legacy technologies| along with the ability to troubleshoot production issues and support business-critical systems.Key ResponsibilitiesDevelop| enhance| and maintain applications on mainframe and AS400 (preferred) environments.Write and support programs using COBOL| JCL| DB2| CL| RPG| and related tools.Analyze business requirements and translate them into technical solutions.Perform debugging| testing| and production support for existing systems.Work with batch jobs| file processing| and data integration processes.Collaborate with business analysts| testers| and infrastructure teams.Support system upgrades| performance tuning| and incident resolution.Document technical designs| code changes| and support procedures.Required Skills and ExperienceStrong hands-on experience with mainframe technologies.Proficiency in COBOL| JCL| DB2| and VSAM.Experience with IBM AS400/iSeries technologies preferred.Knowledge of batch processing| job scheduling| and file transfer processes.Strong troubleshooting and problem-solving skills.Ability to work in production support and development environments.Good communication and teamwork skills.
Essential Skills: We are seeking a skilled Mainframe and AS400 Developer to design| develop| maintain| and support enterprise applications running on mainframe and IBM AS400/iSeries platforms. The ideal candidate will have strong experience in COBOL| JCL| DB2| CL| RPG| and related legacy technologies| along with the ability to troubleshoot production issues and support business-critical systems.Key ResponsibilitiesDevelop| enhance| and maintain applications on mainframe and AS400 (preferred) environments.Write and support programs using COBOL| JCL| DB2| CL| RPG| and related tools.Analyze business requirements and translate them into technical solutions.Perform debugging| testing| and production support for existing systems.Work with batch jobs| file processing| and data integration processes.Collaborate with business analysts| testers| and infrastructure teams.Support system upgrades| performance tuning| and incident resolution.Document technical designs| code changes| and support procedures.Required Skills and ExperienceStrong hands-on experience with mainframe technologies.Proficiency in COBOL| JCL| DB2| and VSAM.Experience with IBM AS400/iSeries technologies preferred.Knowledge of batch processing| job scheduling| and file transfer processes.Strong troubleshooting and problem-solving skills.Ability to work in production support and development environments.Good communication and teamwork skills.
Skills: Mainframe DB2 - Application Development
Experience Required: 10 & Above
Top 3 Required Skills:
We are seeking a skilled Mainframe and AS400 Developer to design, develop, maintain, and support enterprise applications running on mainframe and IBM AS400/iSeries platforms. The ideal candidate will have strong experience in COBOL, JCL, DB2, CL, RPG, and related legacy technologies, along with the ability to troubleshoot production issues and support business-critical systems.
Key Responsibilities
• Develop, enhance, and maintain applications on mainframe and AS400 (preferred) environments.
• Write and support programs using COBOL, JCL, DB2, CL, RPG, and related tools.
• Analyze business requirements and translate them into technical solutions.
• Perform debugging, testing, and production support for existing systems.
• Work with batch jobs, file processing, and data integration processes.
• Collaborate with business analysts, testers, and infrastructure teams.
• Support system upgrades, performance tuning, and incident resolution.
• Document technical designs, code changes, and support procedures.
Required Skills and Experience
• Strong hands-on experience with mainframe technologies.
• Proficiency in COBOL, JCL, DB2, and VSAM.
• Experience with IBM AS400/iSeries technologies preferred.
• Knowledge of batch processing, job scheduling, and file transfer processes.
• Strong troubleshooting and problem-solving skills.
• Ability to work in production support and development environments.
• Good communication and teamwork skills.
Top 3 Preferred Skills:
We are seeking a skilled Mainframe and AS400 Developer to design, develop, maintain, and support enterprise applications running on mainframe and IBM AS400/iSeries platforms. The ideal candidate will have strong experience in COBOL, JCL, DB2, CL, RPG, and related legacy technologies, along with the ability to troubleshoot production issues and support business-critical systems.
Key Responsibilities
• Develop, enhance, and maintain applications on mainframe and AS400 (preferred) environments.
• Write and support programs using COBOL, JCL, DB2, CL, RPG, and related tools.
• Analyze business requirements and translate them into technical solutions.
• Perform debugging, testing, and production support for existing systems.
• Work with batch jobs, file processing, and data integration processes.
• Collaborate with business analysts, testers, and infrastructure teams.
• Support system upgrades, performance tuning, and incident resolution.
• Document technical designs, code changes, and support procedures.
Required Skills and Experience
• Strong hands-on experience with mainframe technologies.
• Proficiency in COBOL, JCL, DB2, and VSAM.
• Experience with IBM AS400/iSeries technologies preferred.
• Knowledge of batch processing, job scheduling, and file transfer processes.
• Strong troubleshooting and problem-solving skills.
• Ability to work in production support and development environments.
• Good communication and teamwork skills.
• Education Requirements: Bachelors in Computer Science or other related field
• Years of Experience: 5 years, Project Code :

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