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As 400 Developer Jobs (NOW HIRING)

HUB

AS/400 Senior Developer

Boston, MA

$150K/yr

Design, develop, and maintain applications using AS/400 (IBM i) and RPGLE programming * Drive IBM i modernization initiatives by championing modern development tooling (VS Code with Code for IBM i ...

HUB

AS/400 Senior Developer

Atlanta, GA

$150K/yr

Design, develop, and maintain applications using AS/400 (IBM i) and RPGLE programming * Drive IBM i modernization initiatives by championing modern development tooling (VS Code with Code for IBM i ...

HUB

AS/400 Senior Developer

Tampa, FL

$150K/yr

Design, develop, and maintain applications using AS/400 (IBM i) and RPGLE programming * Drive IBM i modernization initiatives by championing modern development tooling (VS Code with Code for IBM i ...

HUB

AS/400 Senior Developer

Columbus, OH

$150K/yr

Design, develop, and maintain applications using AS/400 (IBM i) and RPGLE programming * Drive IBM i modernization initiatives by championing modern development tooling (VS Code with Code for IBM i ...

HUB

AS/400 Senior Developer

Denver, CO

$150K/yr

Design, develop, and maintain applications using AS/400 (IBM i) and RPGLE programming * Drive IBM i modernization initiatives by championing modern development tooling (VS Code with Code for IBM i ...

HUB

AS/400 Senior Developer

Washington, DC

$150K/yr

Design, develop, and maintain applications using AS/400 (IBM i) and RPGLE programming * Drive IBM i modernization initiatives by championing modern development tooling (VS Code with Code for IBM i ...

Pyramid IT

AS 400 Consultant

Richfield, MN

... Engineering Services, Enterprise Mobility, Test Automation, QA - Manual and Automated Testing, QA ... AS 400 Consultant * 10+ years experience - Expertise with RPG400, RPG III, or RPG Free in an AS/400 ...

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 · Remote

$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 ...

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 ...

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As 400 Developer information

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How much do as 400 developer jobs pay per hour?

As of Jul 17, 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 tech jobs pay $400,000 a year?

For an AS/400 Developer, earning $400,000 annually is uncommon and typically requires senior-level experience, specialized skills, and working in high-paying industries such as finance or technology. High compensation roles often involve leadership, consulting, or niche expertise, and may include bonuses or stock options. Most AS/400 Developer positions offer salaries below this threshold, but top-tier professionals with extensive experience can approach or exceed this level in certain circumstances.

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 in demand?

AS/400 developers remain in demand for maintaining legacy systems in industries like finance and manufacturing. Knowledge of RPG, CL, and IBM i operating systems is valuable, and many organizations seek professionals to support and modernize their existing AS/400 environments.

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 is an AS400 developer?

An AS400 developer is a software professional who specializes in designing, coding, and maintaining applications on the IBM iSeries (AS/400) platform. They typically work with languages like RPG, COBOL, and CL, and may also handle system administration and integration tasks within the IBM environment.

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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Infographic showing various As 400 Developer job openings in the United States as of July 2026, with employment types broken down into 1% As Needed, 80% Full Time, 12% Part Time, and 7% Contract. 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.
AS/400 Senior Developer

AS/400 Senior Developer

HUB

Boston, MA

$150K/yr

Full-time

Dental, Vision, Life, Retirement, PTO

Posted 10 days ago

Job description

Job Description

ABOUT US

At HUB International, we are a team of entrepreneurs. We believe in protecting and supporting the aspirations of individuals, families, and businesses. We help our clients evaluate their risks and develop solutions tailored to their needs. We believe in empowering our employees to learn, grow, and make a difference. Our structure enables our teams to maintain their own unique, regional culture while leveraging support and resources from our corporate centers of excellence.

HUB is a global insurance and employee benefits broker, providing a boundaryless array of business insurance, employee benefits, risk services, personal insurance, retirement, and private wealth management products and services. With over $5 billion in revenue and almost 20,000 employees in 600 offices throughout North America, HUB has grown substantially, in part due to our industry leading success in mergers and acquisitions

About the Role

We are seeking an experienced Application Developer with strong expertise in legacy systems and database technologies to join our team. The ideal candidate will work closely with business stakeholders to maintain, enhance, and support critical enterprise applications.

Key Responsibilities:

  • Design, develop, and maintain applications using AS/400 (IBM i) and RPGLE programming
  • Drive IBM i modernization initiatives by championing modern development tooling (VS Code with Code for IBM i, RPG/CLP editing) in place of traditional green-screen tools, integrating AI-assisted development practices where applicable, and migrating source code management to Git/GitHub to support version control, branching, and collaborative development workflows on the AS/400 platform.
  • Develop and support database solutions using MS-Access and OpenEdge Progress
  • Create and maintain Visual Basic applications and integrations
  • Work directly with business users to gather requirements, provide solutions, and deliver technical support
  • Troubleshoot and resolve application issues with minimal supervision
  • Perform system administration tasks in Linux environments
  • Document technical specifications and maintain code repositories

Required Skills & Qualifications:

  • Strong proficiency in AS/400 (IBM i) and RPGLE programming
  • Strong SQL knowledge including query optimization, stored procedures, and database design.
  • Experience with MS-Access database development and management
  • Working knowledge of Visual Basic for application development
  • Hands-on experience with OpenEdge Progress database and 4GL
  • Solid understanding of Linux operating systems
  • Excellent communication skills with ability to translate technical concepts for business users
  • Self-motivated with ability to work independently with minimal supervision
  • Strong problem-solving and analytical skills

Qualifications:

  • Experience with Insurance claim systems and workflows
  • Understanding of insurance industry business processes
  • Knowledge of modernization strategies for legacy systems
  • Education: Bachelor's degree in computer science, Information Technology, or related field, or equivalent work experience

JOIN OUR TEAM

Do you believe in the power of innovation, collaboration, and transformation? Do you thrive in a supportive and client focused work environment? Are you looking for an opportunity to help build and drive change in a rapidly growing and evolving organization? When you joinHUB International, you will be part of a community of learners and doers focused on our Core Values: entrepreneurship, teamwork, integrity, accountability, and service.

The expected salary range for this position is $ 120,000 to $150,000 and will be impacted by factors such as the successful candidate's skills, experience and working location, as well as the specific position's business line, scope and level. HUB International is proud to offer comprehensive benefit and total compensation packages which could include health/dental/vision/life/disability insurance, FSA, HAS and 401(k) accounts, paid-time-off benefits such as vacation, sick, personal, floating holidays and company holidays. In addition, eligible annual bonuses, equity and commissions may be available for some positions.

Department Information TechnologyRequired Experience: 5-7 years of relevant experienceRequired Travel: NegligibleRequired Education: Bachelor's degree (4-year degree)

HUB International Limited is an equal opportunity employer that does not discriminate on the basis of race/ethnicity, national origin, religion, age, color, sex, sexual orientation, gender identity, disability or veteran's status, or any other characteristic protected by local, state or federal laws, rules or regulations.

E-Verify Program

We endeavor to make this website accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact the recruiting teamHUBRecruiting@hubinternational.com. This contact information is for accommodation requests only; do not use this contact information to inquire about the status of applications.

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