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Junior Mainframe Jobs (NOW HIRING)

Jr. Mainframe Developer and Support

Reading, PA · On-site

$64K - $83K/yr

Company Description We help Procurement and Recruiting departments faced with the challenge of filling multiple IT-related openings for either long-term employment, or short-term projects. They need ...

Mainframe administrator

Chandler, AZ · On-site

$47.06 - $60.55/hr

Insight Global is seeking a Mainframe Storage Engineer to support a Banking Client ! This ... This role also includes mentoring junior team members and collaborating across engineering and ...

Mainframe administrator

Chandler, AZ · On-site

$47.06 - $60.55/hr

Insight Global is seeking a Mainframe Storage Engineer to support a Banking Client ! This ... This role also includes mentoring junior team members and collaborating across engineering and ...

Mainframe Engineer

Jersey City, NJ · On-site

$51.25 - $65.75/hr

The Purpose As a Senior Mainframe Software Engineer, you will quickly develop a deep understanding ... Strong Agile background with the ability to mentor junior engineers and contribute to technical ...

Be Seen First

The candidate should handle complex systems, support critical applications, and guide junior team members. Key Responsibilities: * Design, develop, and enhance mainframe applications * Analyze ...

New

Mainframe Developer

Atlanta, GA

$47 - $60.50/hr

Mainframe Developer with DevOps Migration Location: Atlanta, GA, Maryland, MD Visa : OPT /STEM OPT ... Contribute to DevOps capability-building by coaching junior developers and conducting internal ...

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The candidate should handle complex systems, support critical applications, and guide junior team members. Key Responsibilities: * Design, develop, and enhance mainframe applications * Analyze ...

New

Senior Mainframe EDI Developer

Columbia, SC

$40 - $51.50/hr

Senior Mainframe EDI Developer SYSTEMTEC is seeking a Senior Mainframe EDI Developer for an onsite ... Offer technical guidance and mentorship to junior team members and contribute to solution design ...

Mainframe Developer

Mclean, VA · On-site

$150K - $160K/yr

Mainframe Developer McLean, VA Fulltime Strong hands-on experience with COBOL (Batch & Online ... junior team members when required Generic Managerial Skills, If any Strong written and verbal ...

COBOL Mainframe Application Developer

Concord, NC · On-site

$45.75 - $58.75/hr

... mentoring junior developers, sharing knowledge and best practices in mainframe development ... Ensure proper change management for all requested changes, fixes and enhancements to production ...

COBOL Mainframe Application Developer

Dallas, TX · On-site

$48.50 - $62.25/hr

... mentoring junior developers, sharing knowledge and best practices in mainframe development ... Ensure proper change management for all requested changes, fixes and enhancements to production ...

Unisys Mainframe Developer

Dallas, TX

$48.50 - $62.25/hr

We are looking for a Senior Mainframes Developer to work on mainframe software application ... Responsible for providing hands on expert level assistance to junior developers for technical ...

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Junior Mainframe information

See salary details

$24K

$89K

$137.5K

How much do junior mainframe jobs pay per year?

As of Jun 21, 2026, the average yearly pay for junior mainframe in the United States is $88,976.00, according to ZipRecruiter salary data. Most workers in this role earn between $67,000.00 and $87,000.00 per year, depending on experience, location, and employer.

What is the difference between Junior Mainframe vs Mainframe Developer?

AspectJunior MainframeMainframe Developer
CredentialsBasic certifications, entry-level experienceAdvanced certifications, several years of experience
Work EnvironmentSupport and maintenance tasks, learning-focusedDesign, development, and optimization of mainframe applications
Employer UsageEntry-level roles in finance, government, and large enterprisesSenior roles with more responsibility in similar industries

Junior Mainframe roles are typically entry-level, focusing on support and learning, while Mainframe Developers handle complex development tasks. The main difference lies in experience, responsibilities, and skill level, with Junior Mainframe positions serving as a stepping stone toward becoming a Mainframe Developer.

More about Junior Mainframe jobs
What cities are hiring for Junior Mainframe jobs? Cities with the most Junior Mainframe job openings:
What are the most commonly searched types of Mainframe jobs? The most popular types of Mainframe jobs are:
What states have the most Junior Mainframe jobs? States with the most job openings for Junior Mainframe jobs include:
What job categories do people searching Junior Mainframe jobs look for? The top searched job categories for Junior Mainframe jobs are:
Infographic showing various Junior Mainframe job openings in the United States as of June 2026, with employment types broken down into 86% Full Time, and 14% Contract. Highlights an 86% In-person, and 14% Hybrid job distribution, with an average salary of $88,976 per year, or $42.8 per hour.

Jr. Mainframe Developer and Support

Stefanini

Reading, PA • On-site

$64K - $83K/yr

Full-time

Posted 8 days ago


Job description

Company Description

We help Procurement and Recruiting departments faced with the challenge of filling multiple IT-related openings for either long-term employment, or short-term projects. They need to find reliable candidates, with the right expertise, quickly and at the right cost to enable their company to remain competitive, and to increase profit and efficiency.


Stefanini provides the IT contract resources you need to implement crucial projects, handle short-term assignments, or fulfill long-term placements. Our IT staffing services free you from the challenges of finding, recruiting, training and retaining high-quality professional staff, and allow you to focus on managing your business growth.


We provide the ongoing skill development to ensure that professionals placed at your site are trained in leading technologies to support your information technology hardware, software, and network infrastructure. Augment your staff for short or long-term engagements, or for specialized expertise on specific projects.


We have more than 25 years of staffing industry knowledge and can provide you with superior

candidates to match your technical and professional needs.

Job Description

Will do code, test, debug, and document programs. Develop, implement and maintain computer applications. May assist Programmer/Analyst on more complex projects and prepare programming specifications and documentation 

Qualifications
  • Bachelors Degree or equivalent required
  • 6+ years' experience
  • Expert understanding of logic and coding
  • Ability to work in a team environment as well as independently
  • Proven ability to remain flexible in a changing environment
  • Expert knowledge of Application Program Language
  • Attendance and schedule adherence are requirements of this position
  • Has a high degree of knowledge in the overall field and recognized expertise in specific areas
  • Problem-solving frequently requires analysis of unique issues/problems without precedent and/or structure
  • Functions with a high degree of autonomy
Additional Information
Duration:  6 Months