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As400 Developer Jobs (NOW HIRING)

Ruri Software Technologies LLC

AS400 Developer

Job Title: - AS400 Developer Duration :- 8+ months Location :- Remote Job requirements: * Development/Enhancements/Support work in AS400 Synon box * Very strong synon development experience.

Demoind

AS400 Developer

California City, CA · On-site

AS400 Developer Greeting from Tata Consultancy Services! TCS is Hiring for- AS400 Skill - Experience: 4 - 10 Years Location: Pan India Required Skill set- Must-Have: AS400 - RPG, RPGLE, SQL, CLL ...

Demoind

AS400 Developer

California City, CA · On-site

AS400 Developer Greeting from Tata Consultancy Services! TCS is Hiring for- AS400 Skill - Experience: 4 - 10 Years Location: Pan India Required Skill set- Must-Have: AS400 - RPG, RPGLE, SQL, CLL ...

Demoind

AS400 Developer

California City, CA · On-site

AS400 Developer Greeting from Tata Consultancy Services! TCS is Hiring for- AS400 Skill - Experience: 4 - 10 Years Location: Pan India Required Skill set- Must-Have: AS400 - RPG, RPGLE, SQL, CLL ...

Demoind

AS400 Developer

California City, CA · On-site

AS400 Developer Greeting from Tata Consultancy Services! TCS is Hiring for- AS400 Skill - Experience: 4 - 10 Years Location: Pan India Required Skill set- Must-Have: AS400 - RPG, RPGLE, SQL, CLL ...

Tranzeal Incorporated

AS400 Developer

Issaquah, WA · On-site

Tranzeal Incorporated is seeking an AS400 Developer to work onsite in Issaquah, WA. The role involves analyzing and creating new programs using RPG, RPG ILE, and SQL, as well as modifying complex SQL ...

Atria Group LLC

Sr. AS400 Developer

Milwaukee, WI · On-site

Our company provides application analysis, design, development and programming, software ... Hands on experience in AS400 technologies. COBOL knowledge is primarily looked for * Minimum 6-7 ...

Spar Information Systems

AS400 Developer

Issaquah, WA · On-site

AS400 Developer Issaquah, WA - onsite The opportunity: Analyzes and develops iSeries code that supports various applications in the Retail Domain. Creates functional specifications for applications ...

CYNET SYSTEMS

AS400 Developer

Issaquah, WA · On-site

$57 - $62/hr

Pay Range: $57/hr - $62/hr Requirement/Must Have: * 8+ years of experience in AS400. * 3+ years of ... Analyze and modify complex SQL queries, embedded SQL in SQLRPGLE, and cursor programming. * Create ...

Saransh Inc

AS400 Developer with EDI

Issaquah, WA · On-site

AS400 Developer with EDI Location: Issaquah, WA Job Type: Contract Mandatory Areas: Must Have Skills: * AS400 Developer with EDI * RPGL * SQL * EDI Good To have Skills: Iseries Description:

ConfigUSA

AS400 Synon Sr Developer

Schaumburg, IL · Remote

Job Title AS400 Synon Sr Developer Relevant Experience (in Yrs) 15+ yrs Technical/Functional Skills • Strong functional knowledge of core PBM functions specifically core adjudication, pricing ...

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How much do as400 developer jobs pay per hour?

As of Jul 22, 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.

What does a typical day look like for an AS400 Developer?

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 is an AS400 developer?

An AS400 developer is a software professional who specializes in creating, maintaining, and modifying applications on the IBM iSeries (AS/400) platform. They typically work with languages like RPG, COBOL, and CL programming, and may also handle database management and system integration tasks within a mainframe or enterprise environment.

What are the key skills and qualifications needed to thrive in the As400 Developer position, and why are they important?

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.

What coding language does AS400 use?

AS400, now known as IBM i, primarily uses the RPG (Report Program Generator) language for application development. It also supports COBOL, CL (Control Language), and SQL for database management and scripting tasks, making it a versatile environment for developers working on enterprise systems.

What is an AS400 Developer job?

An AS400 Developer is responsible for designing, developing, and maintaining applications on IBM's AS400 (now IBM i) platform. They typically use programming languages like RPG, CL, and SQL to create and manage business applications. Their role involves debugging programs, optimizing performance, and ensuring software meets business requirements. AS400 Developers often collaborate with IT teams to integrate AS400 systems with modern applications.

How much does an AS400 developer make in the US?

An AS400 developer in the US typically earns between $70,000 and $110,000 annually, depending on experience, location, and certifications. Skilled developers with expertise in RPG, CL, and IBM i environments tend to command higher salaries, especially in industries relying heavily on legacy systems.

Is AS400 still used?

AS400, also known as IBM iSeries, is still used in many organizations for legacy business applications, especially in industries like finance and manufacturing. AS400 developers maintain and update these systems, often working with tools like RPG and CL, and the platform continues to receive updates and support from IBM.
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As400 Developer jobs near you
Infographic showing various As400 Developer job openings in the United States as of July 2026, with employment types broken down into 88% Full Time, 9% Part Time, 2% Contract, and 1% Nights. Highlights an 95% Physical, 2% Hybrid, and 3% Remote job distribution, with an average salary of $114,200 per year, or $54.9 per hour.
AS400 Developer

AS400 Developer

Ruri Software Technologies LLC

Remote

Full-time

Posted 3 days ago

Job description

Job Title:- AS400 Developer
Duration:- 8+ months
Location:- Remote
Job requirements:
  • Development/Enhancements/Support work in AS400 Synon box
  • Very strong synon development experience.
  • Program analytical skills and good SQL hands-on and RDBMS concepts
  • RPGLE/COBOL 400 experience
  • Understand user requirements and design a solution and build it in synon.
  • Should be able to perform deployment/implementation in AS400 production boxes.
  • DBU/WRKQRY/DDS/DSPF/subfile/JOBD/JOBQ experience.

Experience: 10 to 15 years
Shift time: 8 AM to 5 PM CST
Top 3 must-haves:
1. Synon
2. RPGLE/COBOL400
3. SQL

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