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Senior Mainframe Developer Jobs in Matawan, NJ (NOW HIRING)

Palnar

Sr. Mainframe Developer

Jersey City, NJ · On-site

$53.75 - $69/hr

Job Role: Sr. Mainframe Developer Location: Jersey City, NJ Duration Long Term * Minimum of 10 years' experience with COBOL, DB2, Command-Level CICS, JCL, Batch and TSO/ISPF. * Similar experience ...

K-Tek Resourcing LLC

Mainframe Developer

Jersey City, NJ · On-site

$51.25 - $65.75/hr

Senior Mainframe Developer 8-12 years of experience only Location: New York City, NY/ Jersey City, NJ 4 Days onsite role Role Overview: We are seeking a Senior Mainframe Developer with strong ...

New

Avancer Corporation

Mainframe Engineer

Jersey City, NJ · On-site

$51.25 - $65.75/hr

Senior Mainframe Engineer Duration: 12 months + ext Location: Merrimack, NH or Jersey City NJ **Connect weeks required - Onsite Monday through Friday every other week. Must Have Skills: -COBOL, CICS ...

New

Navtech, Inc.

Mainframe Developer

Jersey City, NJ · On-site

$53.75 - $69/hr

... a senior level programmer with the ability to design, develop and tests within the mainframe environment (COBOL, CICS, JCL and DB2 Must have experience on resolving production job abends and ...

1 point system

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 of our mainframe ecosystem--including core applications, data flows, integrations, and ...

Hired By Matrix

Mainframe Engineer

Livingston, NJ · On-site

$53.50 - $68.75/hr

Minimum of 10 years of experience as a senior z/OS System Programmer. * Significant (7 or more years) systems engineering mainframe support. Qualifications Additional Information All your information ...

Hired By Matrix

Mainframe Engineer

Livingston, NJ

$53.50 - $68.75/hr

Minimum of 10 years of experience as a senior z/OS System Programmer. * Significant (7 or more years) systems engineering mainframe support. Additional Information All your information will be kept ...

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Senior Mainframe Developer information

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How much do senior mainframe developer jobs pay per hour?

As of Jul 13, 2026, the average hourly pay for senior mainframe developer in Matawan, NJ is $59.57, according to ZipRecruiter salary data. Most workers in this role earn between $55.87 and $65.10 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.
What are popular job titles related to Senior Mainframe Developer jobs in Matawan, NJ? For Senior Mainframe Developer jobs in Matawan, NJ, the most frequently searched job titles are:
What cities near Matawan, NJ are hiring for Senior Mainframe Developer jobs? Cities near Matawan, NJ with the most Senior Mainframe Developer job openings:
Senior Mainframe Developer jobs near you
Infographic showing various Senior Mainframe Developer job openings in Matawan, NJ as of July 2026, with employment types broken down into 81% Full Time, 7% Part Time, 2% Temporary, and 10% Contract. Highlights an 82% Physical, 3% Hybrid, and 15% Remote job distribution, with an average salary of $123,899 per year, or $59.6 per hour.
Sr. Mainframe Developer

Sr. Mainframe Developer

Palnar

Jersey City, NJ • On-site

$53.75 - $69/hr

Full-time

Re-posted 29 days ago

Job description

Job Role: Sr. Mainframe Developer
Location: Jersey City, NJ
Duration Long Term
Job Description:
  • Minimum of 10 years' experience with COBOL, DB2, Command-Level CICS, JCL, Batch and TSO/ISPF.
  • Similar experience with SQL and IBM DB2 database solutions.
  • Familiarity with SDLC - Software Development Life Cycle.
  • Strong technical coding skills with a proven track record of adherence to process.
  • Serena Change Man ZMF source packaging/management tool experience.
  • Demonstrated experience in systems analysis & design, workflow, or procedural analysis.
  • Hands-on experience with FIS applications
  • Hands-on experience with GN
  • Experience with Agile software development practices.
  • Skill in using PCs including word processing, database, spreadsheet, and graphics software applications.

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