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As400 Programmer Jobs in Seattle, WA (NOW HIRING)

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 ...

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:

Vibotek LLC

AS400 Onsite

Redmond, WA · On-site

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 ...

Costco IT

Quality Engineer - SAP Global Finance

Seattle, WA · On-site

$81K - $105K/yr

Designing, developing, and maintaining automated test scripts for SAP, iSeries/AS400 (Rumba), UC4 ... Leads development effort for team of TOSCA developers; providing oversight, mentorship and guidance ...

Saransh Inc

GCP Cloud Architect

Issaquah, WA · On-site

$75 - $95.50/hr

... AS400 / traditional platforms) to Google Cloud Platform (GCP). You will design scalable, secure ... You will act as a customer-facing cloud SME, collaborating with internal engineering teams and ...

Eaton

Production Manager

Auburn, WA · On-site

$117K - $172K/yr

Bachelor's degree in engineering from an accredited institution * 1+ year of prior supervisory ... Strong computer skills, including PowerPoint, Excel, AutoCad, BidManager, AS400, and Vista, MAPICs

PACCAR

Pricing Program Manager

Renton, WA · On-site

$104K - $146K/yr

Bachelor's in Business, Finance, Accounting, Engineering or related field required (Master's degree ... SQL language, AS400 / ASI System experience * MS Office Suite proficiency Additional Job Board ...

PACCAR

Pricing Program Manager

Renton, WA

$104K - $146K/yr

Bachelor's in Business, Finance, Accounting, Engineering or related field required (Master's degree ... SQL language, AS400 / ASI System experience * MS Office Suite proficiency Additional Job Board ...

PACCAR

Pricing Program Manager

Renton, WA

$104K - $146K/yr

Bachelor's in Business, Finance, Accounting, Engineering or related field required (Master's degree ... SQL language, AS400 / ASI System experience * MS Office Suite proficiency Additional Job Board ...

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All JobsAs400 Programmer JobsAs400 Programmer Jobs in Seattle, WA

As400 Programmer information

See Seattle, WA salary details

$112.7K

$116.7K

$119.6K

How much do as400 programmer jobs pay per year?

As of Aug 4, 2026, the average yearly pay for as400 programmer in Seattle, WA is $116,713.00, according to ZipRecruiter salary data. Most workers in this role earn between $115,000.00 and $118,400.00 per year, depending on experience, location, and employer.

What is an AS/400 programmer?

AS400 Programmers are IT professionals who specialize in developing, maintaining, and supporting software applications on the IBM AS/400 (now IBM i) platform. They use programming languages like RPG, COBOL, and CL to write and troubleshoot code for business applications, often in industries such as finance, manufacturing, and logistics. Their work involves analyzing user requirements, designing solutions, and ensuring the stability and efficiency of AS400-based systems.

What are the key skills and qualifications needed to thrive as an AS/400 programmer?

To thrive as an AS400 Programmer, you need strong programming skills in RPG, COBOL, or CL, along with a solid understanding of IBM iSeries/AS400 systems and a relevant computer science degree or equivalent experience. Familiarity with tools such as IBM i Navigator, Query/400, and version control systems, as well as experience with database management (DB2), is typically required. Attention to detail, problem-solving abilities, and effective communication skills help you excel in troubleshooting and collaborating with business users. These competencies are essential for maintaining legacy systems, ensuring data integrity, and supporting critical business operations.

What are some common challenges faced by AS/400 programmers when maintaining legacy systems?

AS400 Programmers often encounter challenges such as integrating legacy IBM i systems with modern applications, troubleshooting undocumented or outdated code, and ensuring continued security compliance. Collaboration with business users and IT teams is essential to understand evolving requirements and minimize disruptions during updates or migrations. Staying current with both legacy and new technologies helps programmers bridge the gap between old systems and today’s business needs.
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As400 Programmer jobs near you
Infographic showing various As400 Programmer job openings in Seattle, WA as of July 2026, with employment types broken down into 83% Full Time, 13% Part Time, 1% Temporary, 2% Contract, and 1% Nights. Highlights an 94% Physical, 3% Hybrid, and 3% Remote job distribution, with an average salary of $116,713 per year, or $56.1 per hour.

Senior AS400 / iSeries Developer

Saransh Inc

Issaquah, WA • On-site

Contractor

Re-posted 22 days ago

Job description

Role: iSeries / AS400 Developer
Location: Issaquah, WA (3 days a week onsite is required)
Job Type: Contract
 
Mandatory Areas:
  • AS400
  • RPGL
  • SQL
  • iSeries
Description:
  • Looking for a talented and creative iSeries/AS400 Developer for Application Development and Solutions support.

Requirements: Must-Have:
• Excellent programming skills on the iSeries platform - Analyze and Create new programs using RPG, RPG ILE, SQLRPGLE, and Control Language (CLP/CLLE).
• Very good knowledge of SQL concepts - Analyze and modify complex SQL queries, embedded SQL in SQLRPGLE, Cursor programming, SQL Sprocs.
• Database Concepts - Create and Analyze Physical files, Logical Files, SQL tables, Indexes, Views, Stored procedures.
• Good working knowledge in screen programming - Display Files, Subfiles, and Printer files.
• Document business rules effectively and should be able to create data mapping documents after analyzing program flows and data flows
• ILE Programming - Analyze and Create program modules, binding directories, service programs
• Working knowledge of Message Queue (MQ), MQ Trigger, and embedding XML tags in RPG Programs
Good to Have:
• Good working knowledge in Turnover - the code configuration management tool
• Good working knowledge in X- Analysis - cross-reference tool for iSeries.
• Knowledge of Triggers, Message Queuing for inter-program/ inter-system communication
• ROBOT job scheduler - knowledge in creating and setting up scheduled jobs in the iSeries.
• Knowledge of normalized, denormalized tables, Star Schema databases
• Working knowledge on iSeries Navigator - to run queries and analyze the performance of SQL queries.
• Knowledge in the Retail Domain especially in areas like Merchandising, Warehouse Management, Distribution,etc.