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Mainframe Developer Jobs in Columbus, OH (NOW HIRING)

Keylent Inc

Mainframe Developer

Columbus, OH · On-site

$47.25 - $60.75/hr

Keylent Inc is seeking a Mainframe Developer to join their team. The role involves working with technologies such as Cobol, IMS, JCL, DB2, and CICS to develop and maintain mainframe applications.

Diverse Lynx Llc

Mainframe developer

Delaware, OH · On-site

$46.50 - $59.75/hr

CTS - JPMC Mainframe developer Delaware (onsite) - 5 days Looking for someone who can self-run, engage with the client and is proactive. Client interview roles so need someone experienced and well ...

SysMind Tech

Mainframe developer

Columbus, OH · On-site

$55/hr

Sogeti/ Safelite Auto Mainframe developer Columbus OH 3 days office 10 months $55/hr w2 without benefits 62/hr c2c (own corp) Monthly invoicing Net 45 payment each invoice core skills -strong skills ...

BI-Commercial

Mainframe Developer

Columbus, OH · On-site

$47.25 - $60.75/hr

Mainframe Developer Location: Columbus OH / Jersey City MF JD: Languages/Databases: COBOL, CICS/DB2, IMS, JCL, VSAM Tools: VSAM, Sync Sort, Change Man, Zeke, File Aid, SAR, NDM, SFTP, Xpeditor, MQ ...

Saransh Inc

Mainframe Developer - Onsite

Columbus, OH · On-site

$47.25 - $60.75/hr

Mainframe Developer Work Location: Columbus, OH Duration: Longterm * 8 to 10 Yrs of experience in the Mainframe & Java Modernization space. * The Candidate has experience in understanding the ...

BI-Commercial

Mainframe Developer at Columbus, OH

Columbus, OH · On-site

$47.25 - $60.75/hr

Mainframe Developer Location: Columbus, OH Madatory Skill: CICS, COBOL, JCL, VSAM, MQ JD: Languages/Databases: COBOL, CICS/DB2, IMS, JCL, VSAM Tools: VSAM, Sync Sort, Change Man, Zeke, File Aid, SAR ...

USM

Mainframe Developer-----Need GC and USC

Columbus, OH

$47.25 - $60.75/hr

Mainframe Developer Duration - 18 months Location - Columbus, OH Need GC and USC Top Three Skills: Mainframe, Cobol, IDMS, Agile, Scrum The ideal candidate should have experience with CICS, JCL, ESP ...

Judge Group, Inc.

Mainframe Engineer

Dublin, OH · On-site

$50 - $60/hr

Our client is currently seeking a Mainframe Engineer THIS POSITION IS ONSITE 4 DAYS A WEEK. 100% REMOTE WILL NOT BE CONSIDERED. Key Responsibilities * Design, develop, test, and maintain mainframe ...

Accenture

Mainframe Specialist

Hartford, OH · On-site

$70K - $196K/yr

About the Role Are you a seasoned Mainframe Specialist with deep, hands-on command of COBOL, JCL ... Partner with cross-functional teams-architects, developers, QA, and business analysts-to gather ...

Accenture

Mainframe Specialist

Columbus, OH

$70K - $196K/yr

About the Role Are you a seasoned Mainframe Specialist with deep, hands-on command of COBOL, JCL ... Partner with cross-functional teams-architects, developers, QA, and business analysts-to gather ...

Virtusa

Mainframe Lead

Columbus, OH · On-site

$47.25 - $60.75/hr

8 to 10 Yrs of experience in the Mainframe & Java Modernisation space. The Candidate has experience in understanding the requirements for the Mainframe Modernization and Legacy Migration. The tech ...

Virtusa

Mainframe Lead

Columbus, OH · On-site

$47.25 - $60.75/hr

8 to 10 Yrs of experience in the Mainframe & Java Modernisation space. The Candidate has experience in understanding the requirements for the Mainframe Modernization and Legacy Migration. The tech ...

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Mainframe Developer information

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$9

$51

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How much do mainframe developer jobs pay per hour?

As of Aug 10, 2026, the average hourly pay for mainframe developer in Columbus, OH is $51.56, according to ZipRecruiter salary data. Most workers in this role earn between $45.53 and $58.51 per hour, depending on experience, location, and employer.

Is a mainframe developer hard to learn?

Mainframe developers typically need to learn specialized programming languages like COBOL and understand mainframe environments, which can have a steep learning curve for beginners. However, with prior programming experience and training, acquiring the necessary skills is achievable, and many employers offer on-the-job training or certification programs.

What is the difference between Mainframe Developer vs Mainframe Analyst?

AspectMainframe DeveloperMainframe Analyst
Primary RoleDesigning, coding, and testing mainframe applicationsAnalyzing and maintaining existing mainframe systems
Skills & CertificationsCOBOL, JCL, DB2, certifications like IBM Certified DeveloperCOBOL, JCL, system analysis, troubleshooting skills
Work EnvironmentDevelopment teams, coding in mainframe environmentsSupport teams, system analysis, user support
Industry UsageFinancial services, insurance, government agenciesFinancial institutions, healthcare, government agencies

While Mainframe Developers focus on creating and implementing mainframe applications, Mainframe Analysts primarily analyze, troubleshoot, and maintain existing systems. Both roles require similar technical skills and often work within the same industries, but their core responsibilities differ in development versus support and analysis.

What are some common challenges mainframe developers face when integrating legacy systems with modern applications?

Mainframe Developers often encounter challenges such as ensuring compatibility between legacy systems and newer technologies, managing data migration without disrupting business operations, and maintaining the security of sensitive data. Effective communication with cross-functional teams, such as application developers and infrastructure engineers, is essential to address these challenges. Staying updated on both mainframe and modern programming practices helps ease integration and ensures long-term system reliability.

Is a mainframe developer a good career?

A mainframe developer is a specialized IT professional who maintains and develops applications on mainframe systems, which are used by large organizations for critical operations. The role offers stable employment, competitive salaries, and requires skills in languages like COBOL and tools such as JCL. Demand remains steady in industries like finance and government, making it a viable career choice for those with relevant expertise.

What is a mainframe developer?

Mainframe Developers are specialized software engineers who design, develop, maintain, and troubleshoot applications on mainframe computer systems, such as IBM's z/OS. They typically work with languages like COBOL, JCL, and CICS, and are responsible for ensuring the performance, security, and reliability of mission-critical business applications. Mainframe Developers are commonly employed in industries like banking, insurance, and government, where large-scale, high-volume transaction processing is essential.

Is mainframe developer still in demand?

Mainframe developers are still in demand in industries such as finance, government, and insurance that rely on legacy systems. They typically work with COBOL, JCL, and mainframe environments, and demand remains steady due to the ongoing need for system maintenance and integration. However, the overall job market is gradually shifting toward modern technologies, so acquiring skills in related areas can enhance job prospects.

What are the key skills and qualifications needed to thrive as a mainframe developer?

To thrive as a Mainframe Developer, you need expertise in programming languages such as COBOL, JCL, and SQL, along with a strong understanding of mainframe operating systems and batch processing concepts. Familiarity with tools like IBM z/OS, DB2, CICS, and version control systems is typically required, and certifications from IBM or related organizations can be beneficial. Strong problem-solving abilities, attention to detail, and effective communication skills help Mainframe Developers excel in troubleshooting and collaborating with cross-functional teams. These skills are crucial for maintaining, optimizing, and modernizing legacy systems that are vital to many large organizations’ operations.
What are the most commonly searched types of Mainframe Developer jobs in Columbus, OH? The most popular types of Mainframe Developer jobs in Columbus, OH are:
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What cities near Columbus, OH are hiring for Mainframe Developer jobs? Cities near Columbus, OH with the most Mainframe Developer job openings:
Mainframe Developer jobs near you
Infographic showing various Mainframe Developer job openings in Columbus, OH as of August 2026, with employment types broken down into 51% Full Time, and 49% Contract. Highlights an 85% In-person, and 15% Remote job distribution, with an average salary of $107,240 per year, or $51.6 per hour.

Mainframe Developer

Keylent Inc

Columbus, OH • On-site

$47.25 - $60.75/hr

Full-time

Re-posted 9 days ago

Job description

Job Summary:
Keylent Inc is seeking a Mainframe Developer to join their team. The role involves working with technologies such as Cobol, IMS, JCL, DB2, and CICS to develop and maintain mainframe applications.
Qualifications:
Required:
• Cobol
• IMS
• JCL
• DB2
• CICS
Company:
Keylent provides Software Development Services in the Cloud, Analytics and Digital Transformation space. Founded in 2010, the company is headquartered in Wilmington, USA, with a team of 201-500 employees. The company is currently Growth Stage.
Keylent logo

About Keylent

Sourced by ZipRecruiter

Keylent Inc, based in Wilmington, DE, US, operates in the dynamic IT services and solutions industry. Their official platform, keylent.com, further details their robust suite of services which primarily comprise software consulting, quality assurance, project management, and business intelligence. Keylent Inc has been an integral part of the industry since its inception, serving diverse clients with their specialized, innovative IT solutions. This customer-centric firm is founded on the core values of reliability, integrity, and zealous innovation. Their mission is to empower businesses in navigating the complex technological landscape with ease, efficiency, and confidence. Notably, Keylent Inc has been recognized for its commitment to exceptional service delivery and the profound impact of its solutions in facilitating business growth.

Industry

Internet and it

Company size

11 - 50 Employees

Headquarters location

Wilmington, DE, US

Year founded

2010

Social media

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