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Senior Mainframe Software Engineer Jobs Near Me

Senior Software Engineer - Mainframe

Columbus, OH · On-site

$118K - $156K/yr

Wells Fargo is seeking a Senior Software Engineer to lead design, development, integration, enhancements for Hogan IDS (Deposit System) in a regulated mainframe banking environment. This role owns ...

Senior Developer - IBM z/OS Connect

Columbus, OH · On-site

$52.75 - $69.50/hr

ITTConnect is seeking a Senior Mainframe Developer - IBM zOS Connect 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 ...

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 ...

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 ...

Mainframe Engineer

Columbus, OH · On-site

$45.75 - $58.75/hr

Mainframe Engineer Location: Columbus OH ONSITE Length: Contract W2 Mainframe Batch scheduling team System prog exp in CA7 or CA products Not operations guy Configuration, build , implementation any ...

Mainframe Specialist

Columbus, OH · On-site

$70K - $196K/yr

Partner with cross-functional teams-architects, developers, QA, and business analysts-to gather ... Collaborate with senior leadership to secure executive sponsorship and organizational buy-in for ...

Partner with cross-functional teams-architects, developers, QA, and business analysts-to gather ... Collaborate with senior leadership to secure executive sponsorship and organizational buy-in for ...

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 ...

... Software and Product Development, IT Outsourcing and Technology assistance supplier headquartered ... Mainframe Developer Duration - 18 months Location - Columbus, OH Need GC and USC Top Three Skills:

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 ...

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Senior Mainframe Software Engineer information

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$75.5K

$143.3K

$192K

How much do senior mainframe software engineer jobs pay per year?

As of Jul 16, 2026, the average yearly pay for senior mainframe software engineer in the United States is $143,292.00, according to ZipRecruiter salary data. Most workers in this role earn between $122,500.00 and $161,500.00 per year, depending on experience, location, and employer.
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A map of the United States highlighting the number of Senior Mainframe Software Engineer job openings by state according to ZipRecruiter. The image is accompanied by a detailed chart listing the number of Senior Mainframe Software Engineer job openings in each state, with California having the most at 2 and Hawaii the least at 0.
Senior Mainframe Developer (zOS)

Senior Mainframe Developer (zOS)

ITTConnect

Columbus, OH

Full-time

Re-posted 18 hours 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: Own and support a core mainframe application (MACSS) across production, enhancements, and project initiatives Develop and maintain applications using COBOL, JCL, DB2, and CICS Troubleshoot and resolve production issues across batch and online systems Collaborate with API and platform teams to enable integration via z/OS Connect services Support data flows and service exposure to downstream platforms (APIM, Kafka, etc.) Participate in system design discussions to support modernization and integration efforts Ensure performance, 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 Strong expertise in: COBOL JCL DB2 CICS Proven experience supporting production systems and critical applications Experience working in large enterprise environments (preferably utilities, banking, or insurance) Strong debugging and problem-solving skills in complex legacy environments Preferred Qualifications: Utilities industry experience. Experience with IBM z/OS Connect Exposure to API enablement of mainframe systems Familiarity with event-driven architectures (Kafka or similar) Experience supporting systems undergoing modernization or digital transformation.