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As400 Programmer Jobs in Boston, MA (NOW HIRING)

TekSky

Mechanical Engineer

Billerica, MA · On-site

... AS400 and Microsoft Office Suite. • Excellent written and verbal communication skills. • Strong analytical and creative problem-solving abilities. • Ability to manage multiple priorities and ...

Klein Tools

Manager Engineering Systems

Mansfield, MA

... AS400 and Agile systems is a plus. Documentation control experience is required. Must posses strong ... engineering projects. Must be capable of facilitating projects and solutions on time and within ...

UniFirst

IT Service Desk Technician

Wilmington, MA

$53K - $71K/yr

... networks and phones, business applications (AS400, Saas and hosted), Active Directory ... Associate's degree in a technical discipline (Computer Science, MIS, Engineering, IT, etc ...

New

Unifirst

IT Service Desk Technician

Wilmington, MA

$53K - $71K/yr

... networks and phones, business applications (AS400, Saas and hosted), Active Directory ... Associate's degree in a technical discipline (Computer Science, MIS, Engineering, IT, etc ...

New

Unifirst

IT Service Desk Technician

Wilmington, MA · On-site

$53K - $71K/yr

... networks and phones, business applications (AS400, Saas and hosted), Active Directory ... Associate's degree in a technical discipline (Computer Science, MIS, Engineering, IT, etc ...

New

UniFirst

IT Service Desk Technician

Wilmington, MA · On-site

$53K - $71K/yr

... networks and phones, business applications (AS400, Saas and hosted), Active Directory ... Associate's degree in a technical discipline (Computer Science, MIS, Engineering, IT, etc ...

New

All JobsAs400 Programmer JobsAs400 Programmer Jobs in Boston, MA

As400 Programmer information

See Boston, MA salary details

$107.5K

$111.3K

$114.1K

How much do as400 programmer jobs pay per year?

As of Aug 28, 2026, the average yearly pay for as400 programmer in Boston, MA is $111,350.00, according to ZipRecruiter salary data. Most workers in this role earn between $109,700.00 and $113,000.00 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 Boston, MA as of August 2026, with employment types broken down into 100% Full Time. Highlights an 75% In-person, and 25% Remote job distribution, with an average salary of $111,356 per year, or $53.5 per hour.

Position Description Over 100+

Hopkinton, MA • On-site

Andrew Smoke Test
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