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Cobol Developer Jobs in Ohio (NOW HIRING)

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 ...

SmartIPlace

Business Analyst 4(BA4)

Columbus, OH · On-site

$55 - $60/hr

... engineering COBOL program logic and summarizing system functionality. •      Proficiency creating clear process documentation, functional specs, and workflow diagrams using Visio ...

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How much do cobol developer jobs pay per hour?

As of Jul 14, 2026, the average hourly pay for cobol developer in Ohio is $52.78, according to ZipRecruiter salary data. Most workers in this role earn between $45.91 and $62.16 per hour, depending on experience, location, and employer.

What is a COBOL Developer?

A COBOL Developer is a software programmer who specializes in using the COBOL (Common Business-Oriented Language) programming language to design, develop, maintain, and troubleshoot business applications. COBOL is a legacy language primarily used in mainframe computing environments, common in industries like banking, insurance, and government. COBOL Developers often work on updating, maintaining, or migrating older systems that are critical to business operations. Their responsibilities may also include analyzing existing code, optimizing performance, and ensuring systems comply with current regulatory and security standards.

What is the difference between Cobol Developer vs Mainframe Developer?

AspectCobol DeveloperMainframe Developer
Required CredentialsProficiency in COBOL, JCL, DB2Proficiency in COBOL, JCL, DB2, and mainframe tools
Work EnvironmentLegacy systems, mainframe environmentsMainframe systems, enterprise IT infrastructure
Employer & Industry UsageFinancial, insurance, government sectorsFinancial institutions, government agencies, large enterprises
Common Search & ComparisonOften compared for mainframe roles involving COBOLBroader role including system administration and maintenance

While both roles involve working with mainframe systems and COBOL, a Cobol Developer primarily focuses on coding and maintaining COBOL applications. A Mainframe Developer may handle a wider range of tasks, including system setup, maintenance, and integration within mainframe environments. The roles often overlap, but Cobol Developers are more specialized in application development.

What are some of the common challenges Cobol Developers face when working with legacy systems?

Cobol Developers often encounter challenges related to maintaining and upgrading legacy systems, such as limited documentation, outdated hardware, and code that was written decades ago by other programmers. Integrating Cobol-based applications with modern technologies and platforms can also require creative problem-solving and strong analytical skills. Collaboration with business analysts and IT teams is essential to accurately translate current business needs into the existing codebase while ensuring system stability and data integrity.

What Does a Cobol Developer Do?

COBOL stands for Common Business-Oriented Language. It is a programming language used in business applications. A COBOL developer works on developing applications using this programming language that operate on an organization's mainframe computers. Businesses use COBOL for large tasks, such as transaction and batch processing. As a COBOL developer, your responsibilities include coding new programs using COBOL or assessing and upgrading existing programs and applications to meet business needs and objectives.

What are the key skills and qualifications needed to thrive as a Cobol Developer, and why are they important?

To thrive as a Cobol Developer, you need strong programming skills in COBOL, a solid understanding of mainframe environments, and experience with legacy systems, often supported by a degree in computer science or related field. Familiarity with tools like IBM z/OS, JCL, DB2, and transaction processing systems is typically required, along with knowledge of version control systems. Analytical thinking, attention to detail, and effective communication help developers troubleshoot issues and collaborate with teams maintaining critical enterprise applications. These skills and qualities are essential to ensure the reliability and modernization of core business systems that depend on COBOL.
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Cobol Developer jobs near you
Infographic showing various Cobol Developer job openings in Ohio as of July 2026, with employment types broken down into 6% Internship, 1% As Needed, 73% Full Time, 6% Part Time, 10% Contract, and 4% Nights. Highlights an 77% Physical, 5% Hybrid, and 18% Remote job distribution, with an average salary of $109,782 per year, or $52.8 per hour.
Senior Mainframe Developer (zOS)

Senior Mainframe Developer (zOS)

ITTConnect

Columbus, OH • On-site

Full-time

Re-posted 28 days ago

Job description


ITTConnect is seeking a Senior Mainframe Developer (zOS Environment) to work on site for a client in the Columbus, OH area. This is a contract position with a client that is a global leader in consulting, digital transformation, technology and engineering services with over 300,000 team members in nearly 50 countries. The end client is in the Utilities sector.
Job location: Columbus, OH or Nashville, TN (both locations would be for on site work)
We are seeking a Senior Mainframe Developer to support a critical legacy platform (MACSS) as part of a large-scale modernization initiative tied to the adoption of the Gigawatt AI platform.
This role sits at the intersection of legacy system stability and modern platform enablement, where core mainframe applications are being API-enabled and integrated into an AI-driven utility platform. You will play a key role in ensuring that foundational systems are scalable, reliable, and ready to support real-time data access and service exposure.
Key Responsibilities:
  • Ownand support a core mainframe application (MACSS) across production,enhancements, and project initiatives
  • Developand maintain applications using COBOL, JCL, DB2, and CICS
  • Troubleshootand resolve production issues across batch and online systems
  • Collaboratewith API and platform teams to enable integration via z/OS Connectservices
  • Supportdata flows and service exposure to downstream platforms (APIM, Kafka,etc.)
  • Participatein system design discussions to support modernization and integrationefforts
  • Ensureperformance, reliability, and scalability of legacy systems

Why This Role Matters
This position is critical in enabling the organization's transition to a modern, API-driven architecture by ensuring the stability and scalability of its core legacy systems.
Requirements
  • 8+years of hands-on mainframe development experience
  • Strongexpertise in:
    • COBOL
    • JCL
    • DB2
    • CICS
  • Provenexperience supporting production systems and critical applications
  • Experienceworking in large enterprise environments (preferably utilities,banking, or insurance)
  • Strongdebugging and problem-solving skills in complex legacy environments

Preferred Qualifications:
  • Utilities industry experience.
  • Experiencewith IBM z/OS Connect
  • Exposureto API enablement of mainframe systems
  • Familiaritywith event-driven architectures (Kafka or similar)
  • Experiencesupporting systems undergoing modernization or digital transformation.

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