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

MAINFRAME NETWORK SYSTEMS ENGINEER (MID TO SENIOR LEAD LEVEL) MAINFRAME**TCP-IP**VTAM**Z/OS HYBRID~MUST WORK ON SITE AT LEAST 2 DAYS A WEEK AND LIVE NEAR LOCATION BONUS OPPORTUNITY!! * 10+ YEARS ...

Mainframe Specialist

New York, NY · 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 ...

Mainframe Specialist

New York, NY · 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 ...

Lead Platform Engineer*

Jersey City, NJ · On-site

$112K - $147K/yr

We are seeking a skilled and detail-oriented Mainframe Engineer to support, maintain, and optimize ... Senior Associate Level- Candidates must be 2-3 years post-college graduates with at least 1-2 year ...

Lead Platform Engineer*

Jersey City, NJ · On-site

$107K - $140K/yr

We are seeking a skilled and detail-oriented Mainframe Engineer to support, maintain, and optimize ... Senior Associate Level- Candidates must be 2-3 years post-college graduates with at least 1-2 year ...

Senior Data Engineer

Brooklyn, NY · On-site

$115K - $156K/yr

The Senior Data Engineer will design, develop, and maintain enterprise systems and data ... IBM Mainframe, Windows Server, and SQL Server. - ETL architecture and data lifecycle management in ...

Senior Data Engineer

Brooklyn, NY · On-site

$125K - $150K/yr

The Senior Data Engineer will design, develop, and maintain enterprise systems and data ... IBM Mainframe, Windows Server, and SQL Server. - ETL architecture and data lifecycle management in ...

Senior Data Engineer

Brooklyn, NY · On-site

$115K - $156K/yr

The Senior Data Engineer will design, develop, and maintain enterprise systems and data ... IBM Mainframe, Windows Server, and SQL Server. - ETL architecture and data lifecycle management in ...

z/OS SENIOR LEVEL SYSTEMS PROGRAMMER-ARCHITECT Z/OS**MAINFRAME**SYSTEMS PROGRAMMER** ANNUAL BONUS PROGRAM! HYBRID WORK/MUST WORK ON SITE 2X WEEK * SENIOR LEVEL Z/OS ARCHITECT EXPERT WITH Z/OS SYSTEMS ...

Mainframe Modernization Lead

Manhattan, NY · On-site

$98K - $233K/yr

About the job you're considering Capgemini is seeking Senior Legacy Modernization (Mainframe ... Bachelor's degree in Business, Computer Engineering, or related field (advanced degree preferred ...

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Senior Mainframe Developer information

See Matawan, NJ salary details

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How much do senior mainframe developer jobs pay per hour?

As of Jul 15, 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:
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. z/OS Systems Programmer, Vice President

Sr. z/OS Systems Programmer, Vice President

MUFG Bank, Ltd.

Jersey City, NJ • Hybrid

$143K - $165K/yr

Full-time

Medical, Retirement, PTO

Re-posted 11 days ago


Job description

Do you want your voice heard and your actions to count?

Discover your opportunity with Mitsubishi UFJ Financial Group (MUFG), the 7th largest financial group in the world. Across the globe, we’re 120,000 colleagues, striving to make a difference for every client, organization, and community we serve. We stand for our values, building long-term relationships, serving society, and fostering shared and sustainable growth for a better world.

With a vision to be the world’s most trusted financial group, it’s part of our culture to put people first, listen to new and diverse ideas and collaborate toward greater innovation, speed and agility. This means investing in talent, technologies, and tools that empower you to own your career.

Join MUFG, where being inspired is expected and making a meaningful impact is rewarded.

The selected colleague will work at an MUFG office or client sites four days per week and work remotely one day. A member of our recruitment team will provide more details.

Job Summary:

Provide high technical level for Mainframe Operating System Support. Maintain and manage all aspects of activities to support operating systems, mainframe network configurations, CICS/MQ subsystems, storage and backup subsystems in Mainframe Host. Manage activities to refresh, test and implement updates for IBM and third part vendor software on a regular basis. Provide system programming support for developers that require assistance in mainframe programming, CICS online systems, or batch subsystems. Provide support and problem resolution for the most complex and difficult areas of assigned system which includes mainframe operating systems Assume complete responsibility for the development and/or implementation of the most complex software/hardware projects. Provide highly technical support, training and assistance to developers or junior members of the team and Operating System users.

Major Responsibilities:

General Job scope:

Performs work that is complex and varied in nature. Defines and discerns key aspects of a problem and develops an integrated solution within a broad technical and business context of significant impact. May provide guidance/training to more junior staff.

Responsible for installation, implementation and maintenance of zSeries Hardware, IBM Operating System software, program products, and OEM program products or ESS system. Provide plans and procedures for installation, testing, and implementation of system software and program products. Prepare change notification and documentation for system software. Provide education for end users of system software. Coordinate efforts with other personnel.

Provide similar functions in CICS/MQ subsystems, storage subsystems and batch interface subsystems.

Provide software/hardware evaluations which would be of benefit to the Bank, its personnel and its customers. Prepare cost/benefit analysis.  

Provide an interface between hardware and software vendors for product evaluation, installation, diagnosis and other situations. Provide guidance to vendors, as well as provide an interface among multiple vendors. Maintain good working relationships with vendors and support personnel.  

Keep informed of new developments in data processing. Seek additional training and development courses. Stay in touch with peers and end users. Provide foresight and direction for the Service Centers.  

Participate in an on-call rotation.  

Provide hardware and software problem determination and resolution. Ensure that the highest quality, most effective and efficient level of service is provided to end users.

Provide the means to ensure the safety and integrity of valid system data. Maintain backup and recovery procedures necessary to provide system, program, and data integrity.  

Additional Information

Position typically requires a four-year college degree (e.g., B.A., B.S.) plus 7 years of technical experience in mainframe or Tandem systems programming with excellent understanding of online subsystems, Operating systems and a good command of mainframe host based TCP/IP technologies.

Description

Senior Mainframe Engineer- Operating Systems Programmer to maintain and support z/OS and third party software.

Qualifications

15+ years MVS systems programming experience in a multi-system environment. 

Job requires in-depth experience with parallel sysplex, coupling facility, I/O gens, HCM & HCD, z/OS, JES2, GRS, CA1, CA7, and CA11. 

In-depth understanding of mainframe storage technology (EMC), including replication technologies.

The typical base pay range for this role is between $143K - $165K depending on job-related knowledge, skills, experience and location. This role may also be eligible for certain discretionary performance-based bonus and/or incentive compensation. Additionally, our Total Rewards program provides colleagues with a competitive benefits package (in accordance with the eligibility requirements and respective terms of each) that includes comprehensive health and wellness benefits, retirement plans, educational assistance and training programs, income replacement for qualified employees with disabilities, paid maternity and parental bonding leave, and paid vacation, sick days, and holidays. For more information on our Total Rewards package, please click the link below.

MUFG Benefits Summary

The above statements are intended to describe the general nature and level of work being performed. They are not intended to be construed as an exhaustive list of all responsibilities duties and skills required of personnel so classified. We are proud to be an Equal Opportunity Employer and committed to leveraging the diverse backgrounds, perspectives and experience of our workforce to create opportunities for our colleagues and our business. We do not discriminate on the basis of race, color, national origin, religion, gender expression, gender identity, sex, age, ancestry, marital status, protected veteran and military status, disability, medical condition, sexual orientation, genetic information, or any other status of an individual or that individual’s associates or relatives that is protected under applicable federal, state, or local law.

MUFG logo

About MUFG

Sourced by ZipRecruiter

Discover your opportunity with Mitsubishi UFJ Financial Group (MUFG), the 6th largest financial group in the world. Across the globe, we're 160,000 colleagues, striving to make a difference for every client, organization, and community we serve. We stand for our values, building long-term relationships, serving society, and fostering shared and sustainable growth for a better world. With a vision to be the world's most trusted financial group, it's part of our culture to put people first, listen to new and diverse ideas and collaborate toward greater innovation, speed and agility. This means investing in talent, technologies, and tools that empower you to own your career.

Industry

Banking and credit intermediation

Company size

10,000+ Employees

Headquarters location

New York, NY, US

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