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Freelance Remote As400 Rpg Programmer Jobs in Katy, TX

Addison Group

ERP Development Lead

Houston, TX · Remote

$70 - $75/hr

The organization needs a hands-on developer and application owner capable of understanding existing ... Develop and maintain RPG-based solutions within IBM iSeries / AS400 * Work with DB2 databases ...

All JobsAs400 Rpg Programmer JobsFreelance Remote As400 Rpg Programmer JobsFreelance Remote As400 Rpg Programmer Jobs in Katy, TX

Freelance Remote As400 Rpg Programmer information

See Katy, TX salary details

$30.3K

$85.7K

$118.8K

How much do freelance remote as400 rpg programmer jobs pay per year?

As of Aug 15, 2026, the average yearly pay for freelance remote as400 rpg programmer in Katy, TX is $85,662.00, according to ZipRecruiter salary data. Most workers in this role earn between $76,600.00 and $98,200.00 per year, depending on experience, location, and employer.

What is the difference between Freelance Remote As400 Rpg Programmer vs Freelance Remote Cobol Developer?

AspectFreelance Remote As400 Rpg ProgrammerFreelance Remote Cobol Developer
Required CredentialsAS400, RPG certifications, programming experienceCobol certifications, programming experience
Work EnvironmentRemote, client sites, legacy system maintenanceRemote, client sites, legacy system maintenance
Industry UsageBanking, insurance, manufacturingBanking, government, finance
Search & Comparison IntentSimilar legacy system programming rolesSimilar legacy system programming roles

Both Freelance Remote As400 Rpg Programmers and Freelance Remote Cobol Developers work remotely on legacy systems in industries like banking and finance. While their programming languages differ, their work environments, certifications, and industry usage overlap significantly, making them common comparison points for clients seeking legacy system expertise.

What are popular job titles related to Freelance Remote As400 Rpg Programmer jobs in Katy, TX?

For Freelance Remote As400 Rpg Programmer jobs in Katy, TX, the most frequently searched job titles are:

What job categories do people searching Freelance Remote As400 Rpg Programmer jobs in Katy, TX look for?

The top searched job categories for Freelance Remote As400 Rpg Programmer jobs in Katy, TX are:

Freelance Remote As400 Rpg Programmer jobs near you
Infographic showing various Freelance Remote As400 Rpg Programmer job openings in Katy, TX as of August 2026, with employment types broken down into 71% Full Time, 8% Part Time, 1% Temporary, and 20% Contract. Highlights an 80% Physical, 1% Hybrid, and 19% Remote job distribution, with an average salary of $85,662 per year, or $41.2 per hour.

ERP Development Lead

Addison Group

Houston, TX • Remote

$70 - $75/hr

Contractor

Medical, Dental, Vision, Retirement

Re-posted 6 days ago

Job description

Position Title: ERP Development Lead 

Location: Houston, Texas

Assignment Type: 6 month contract to hire

Compensation: $70-$75/hour

Work Schedule: 4 days onsite, 1 day remote (they can choose the remote day)

Benefits: This position is eligible for medical, dental, vision, and 401(k).

Position Overview:

  • Our client is seeking a highly autonomous technical resource to assume ownership of their RentalMan ERP environment following the departure of the current Development Lead. This is a business-critical role supporting core operational functions across the organization.
  • The environment is highly customized and supports rental operations, dispatch, billing, asset management, reporting, integrations, and ongoing digital transformation initiatives. The departing employee is currently the only internal technical expert with deep knowledge of the RentalMan platform.
  • This is not a production support or "keep the lights on" position. The organization needs a hands-on developer and application owner capable of understanding existing customizations, supporting ongoing development efforts, exposing business functionality through APIs, and helping drive future automation and AI-related initiatives.

Primary Responsibilities:

• Own and support the RentalMan ERP platform

• Manage ongoing enhancements, customizations, and development initiatives

• Analyze existing code and business processes within the AS400 environment

• Develop and maintain RPG-based solutions within IBM iSeries / AS400

• Work with DB2 databases, custom tables, reporting structures, and integrations

• Support API development and integration efforts

• Identify core business functions and expose functionality through callable APIs

• Support digital transformation and business automation initiatives

• Partner with internal application teams, DBAs, offshore developers, and business stakeholders

• Participate in architectural and application-related decision making

• Document existing processes, integrations, customizations, and dependencies

• Assist with knowledge transfer from the departing employee

Required Qualifications:

• Experience supporting and developing within IBM iSeries / AS400 environments

• Strong RPG development experience

• Experience with IBM DB2 databases

• SQL development and troubleshooting expertise

• Experience supporting ERP applications

• Ability to work independently with minimal oversight

• Strong troubleshooting and application ownership mindset

• Experience supporting custom integrations, APIs, and business applications

Preferred Qualifications:

• Direct RentalMan experience

• Previous experience with Wynne RentalMan

• Equipment rental, construction, industrial services, or heavy equipment industry experience

• Experience supporting custom ERP implementations

• API and web services development experience

• Salesforce or other enterprise application integration experience

• Experience working with offshore development teams

Technical Environment:

• RentalMan ERP (Wynne)

• IBM iSeries / AS400

• RPG Development

• DB2

• SQL

• APIs / Web Services

• Business Automation Initiatives

• AI-Driven Workflow Development

• Offshore Development Team (India)