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Senior Mainframe Developer Jobs (NOW HIRING)

Damco

Senior Mainframe Developer

Raleigh, NC · On-site

Senior Mainframe Developer NC-DHHS is seeking a Senior mainframe developer to provide support for multiple efforts in NC FAST and legacy Child Welfare applications. NC FAST is seeking a Senior ...

Purple Drive

Senior Mainframe Developer

Westlake, TX · On-site

Role: Senior Mainframe Developer Location: Westlake, TX (Onsite) Type: Contract-to-Hire (CTH) Job Summary: We are seeking an experienced Senior Mainframe Developer with strong expertise in COBOL ...

Diverse Lynx

Senior Mainframe Developer

Passaic, NJ · On-site

Senior Mainframe Developer We are seeking a Senior Mainframe Developer with strong expertise in COBOL, JCL, and Control-M/CCS (or similar scheduling systems) to support critical enterprise ...

Keylent Inc

Sr Mainframe Developer

Atlanta, GA · On-site

Sr Mainframe Developer TECHM-JOB-30671 Location:Atlanta GA Skill: COBOL-1 Installing and configuring system software. Designing and coding new applications to run on the mainframe. Introduction and ...

My3Tech Inc

Sr. Mainframe Developer

$50.25 - $64.50/hr

Sr. Mainframe Developer Location: Remote in NC, VA, TN, SC or GA Duration: 6 months contract with possibility to extension We need Sr Mainframe Developers with CICS. The candidate must sit in NC, VA ...

My3Tech Inc

Sr. Mainframe Developer

$50.25 - $64.50/hr

Sr. Mainframe Developer Location: Remote in NC, VA, TN, SC or GA Duration: 6 months contract with possibility to extension We need Sr Mainframe Developers with CICS. The candidate must sit in NC, VA ...

My3Tech Inc

Sr. Mainframe Developer

$50.25 - $64.50/hr

Sr. Mainframe Developer Location: Remote in NC, VA, TN, SC or GA Duration: 6 months contract with possibility to extension We need Sr Mainframe Developers with CICS. The candidate must sit in NC, VA ...

Galent

Senior mainframe developer

Wilmington, DE · On-site

Job title: Sr Mainframe Developer Role is onsite (5 days/wk) Client Location: Wilmington, DE Years of experience required: 8+ · Develops and implements solutions that address complex business ...

Diverse Lynx

Sr Mainframe Developer

Omaha, NE · On-site

$50 - $55/hr

Sr Mainframe Developer - Omaha NE / Remote Pay Rate - $50-55/Hr Descriptions: * Analyze, design, develop the changes based on the requirements * Work on creating Unit/SIT test cases * Plan and handle ...

Diverse Lynx

Senior Mainframe Developer

Hartford, CT · On-site

Role - Senior Mainframe Developer Location - Hartford, CT/Remote Exp need - 8+ years Develop and maintain mainframe applications using: * COBOL * JCL * CICS * VSAM * on IBM mainframe systems.

Hirekeyz Inc

Senior Mainframe Developer

Tampa, FL · On-site

Job Title: Senior Mainframe Developer Location : Tampa, FL (5 Days Onsite) Job Type: W-2/Full Time Exp-10 Years Role Overview We are seeking a highly experienced Mainframe Developer with deep ...

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Senior Mainframe Developer information

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How much do senior mainframe developer jobs pay per hour?

As of Jun 25, 2026, the average hourly pay for senior mainframe developer in the United States is $57.65, according to ZipRecruiter salary data. Most workers in this role earn between $54.09 and $62.98 per hour, depending on experience, location, and employer.

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

To thrive as a Senior Mainframe Developer, you need deep expertise in mainframe programming languages (like COBOL, JCL, and PL/I), systems analysis, and a strong understanding of legacy application architectures, typically supported by a degree in computer science or related experience. Familiarity with tools such as IBM z/OS, DB2, CICS, and version control systems is essential, along with relevant certifications like IBM Certified System Programmer. Excellent problem-solving, communication, and leadership skills help you collaborate effectively and mentor junior developers. These skills are crucial for maintaining mission-critical systems, ensuring reliability, and guiding modernization efforts in complex enterprise environments.

What are some common challenges faced by Senior Mainframe Developers when integrating legacy systems with modern technologies?

Senior Mainframe Developers often encounter challenges when integrating legacy mainframe systems with newer technologies such as cloud platforms, APIs, or microservices. These challenges include ensuring data consistency, maintaining system security, and minimizing downtime during migrations. Collaboration with cross-functional teams, such as infrastructure engineers and application developers, is key to developing seamless integration solutions. Staying up-to-date with modernization tools and best practices can help address these complexities and support the organization's digital transformation goals.

What are Senior Mainframe Developers?

Senior Mainframe Developers are experienced professionals who design, develop, and maintain mainframe systems—large-scale computers used by organizations for critical applications, bulk data processing, and enterprise resource planning. They are proficient in languages like COBOL, JCL, and Assembler, and often work with databases and transaction processing systems. Their responsibilities include troubleshooting system issues, optimizing performance, mentoring junior developers, and ensuring the reliability and security of mainframe operations.
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Senior Mainframe Developer jobs near you
Infographic showing various Senior Mainframe Developer job openings in the United States as of June 2026, with employment types broken down into 9% Full Time, 73% Part Time, 9% Temporary, and 9% Contract. Highlights an 83% Physical, 6% Hybrid, and 11% Remote job distribution, with an average salary of $119,916 per year, or $57.7 per hour.

Senior Mainframe Developer

Damco

Raleigh, NC • On-site

Other

Posted 8 days ago

Job description

Senior Mainframe Developer

NC-DHHS is seeking a Senior mainframe developer to provide support for multiple efforts in NC FAST and legacy Child Welfare applications. NC FAST is seeking a Senior Mainframe Developer to support several mission-critical systems and processes. This role will provide technical expertise for ongoing interface operations, inquiry-only applications, the Child Placement and Payment System (CPPS), and Central Registry applications for the Child Welfare program. Additionally, the position will support PATH NC Data Conversion activities. Primary responsibilities include leading data conversion efforts and implementing application enhancements based on evolving business needs. The developer will diagnose and resolve application issues and provide production support using technologies such as CICS, COBOL, DB2, JCL, VSAM, stored procedures, and other supporting mainframe tools. This role also involves senior-level business and systems analysis, modeling and design, and programming using COBOL, CICS, and DB2. Duties include participating in effort estimation, consulting and planning for system modifications and enhancements, and monitoring technical activities to ensure alignment with schedules, milestones, and deliverables. The developer will also provide regular status updates, time reporting, and ensure quality assurance and compliance with state, departmental, and divisional standards. Please note: This position requires on-call availability for nightly batch processes, including both weekdays and weekends.

Required / Desired Skills:

  • Experience in software development and debugging using mainframe technologies such as Cobol, CICS, JCL, DB2, TSO, VSAM
  • Hands on experience in programming using DB2(Z/OS), DB2 SQLs, stored procedures
  • Experience with source code management tool like Endevor
  • Experience with QMF, SPUFI, and FILEAID/CA-tools.
  • Extensive experience in debugging COBOL/DB2 application code using tools like XPEDITOR/CA-Intertest
  • Experience with X/PTR(reporting tool)
  • Experience with Zeke or similar job scheduler tools
  • Experience with structured system development methodologies such as agile (preferred), waterfall
  • Experience in understanding and gathering business requirements, reviewing specifications, developing test cases, and performing unit/system testing
  • Excellent written and presentation skills using Microsoft Office tools (Word, PowerPoint and Excel)
  • Ability to develop good working relationships/partnerships with clients
  • Ability to translate and communicate highly technical concepts to both technical and non-IT business users
  • Excellent interpersonal, communication, organizational and time management skills
  • Participate in on-call support for nightly batch processes
  • Experience with CA-Easytrieve/Plus

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