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Senior Mainframe Developer Jobs (NOW HIRING)

System One

Senior Mainframe Engineer

Merrifield, VA · Remote

Senior Mainframe Engineer Location: remote Pay rate: open to W2 and established 1099s Position type: multiyear contract We are currently seeking a Senior Mainframe Programmer/Support Analyst with a ...

HTC Global Services, Inc.

$95 - $130/hr

Senior Mainframe Developer - OMNI Overview / Summary Seeking an experienced Senior OMNI (Mainframe) Developer with 8+ years of experience and strong expertise in OMNI applications and Mainframe ...

InterSources Inc

Sr. Mainframe Developer

Newport Beach, CA · On-site

$52.75 - $67.75/hr

They are seeking a Senior Mainframe Developer to support and maintain applications, handle operational changes, and resolve incidents while contributing to problem identification and root cause ...

Broadcom Inc.

Senior Mainframe DevOps Architect

Plano, TX · On-site

$150 - $230/hr

About the Role We are seeking a Senior Mainframe DevOps Architect to lead solution design and own end-to-end architecture for enterprise customers--translating complex business requirements into ...

Info Way Solutions

mainframe developer to cloud

Fremont, CA · On-site

$53.75 - $69.25/hr

Info Way Solutions is seeking a Senior Mainframe Developer to facilitate the transfer of applications from mainframe to cloud environments. The role involves optimizing mainframe applications ...

Broadcom

Senior Mainframe DevOps Architect

Melville, NY · On-site

$132K - $180K/yr

About the Role We are seeking a Senior Mainframe DevOps Architect to lead solution design and own end-to-end architecture for enterprise customers-translating complex business requirements into ...

DataSync Inc

Mainframe Developer

Omaha, GA · On-site

$43 - $55.50/hr

As a Senior Mainframe Developer at Fiserv, you will contribute to the development, enhancement, testing, and support of mainframe applications. You will work closely with Leads, business partners ...

Broadcom, Inc.

Senior Mainframe DevOps Architect

Plano, TX · On-site

$123K - $168K/yr

About the Role We are seeking a Senior Mainframe DevOps Architect to lead solution design and own end-to-end architecture for enterprise customers-translating complex business requirements into ...

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Senior Mainframe Developer information

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How much do senior mainframe developer jobs pay per hour?

As of Sep 5, 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 is a senior mainframe developer?

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 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 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.
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Senior Mainframe Developer jobs near you
Infographic showing various Senior Mainframe Developer job openings in the United States as of August 2026, with employment types broken down into 85% Full Time, 3% Part Time, and 12% Contract. Highlights an 80% Physical, 5% Hybrid, and 15% Remote job distribution, with an average salary of $119,916 per year, or $57.7 per hour.

Sr. Cobol Developer

HCL Global Systems Inc

Trenton, NJ • On-site

Full-time

Re-posted 26 days ago

Job description

Job Summary:
HCL Global Systems Inc is seeking a Senior Mainframe Developer / COBOL Senior Consultant to evaluate existing systems and user needs. The role involves analyzing, designing, recommending, and implementing information system changes.
Responsibilities:
• evaluate existing systems and user needs
• analyze, design, recommend, and implement information system changes
Qualifications:
Required:
• Senior Mainframe Developer / COBOL Senior Consultant
• Evaluate existing systems and user needs
• Analyze, design, recommend, and implement information system changes
• Full-time contract role
• Onsite in Trenton, NJ
Company:
HCL Global Systems is a staffing and recruiting company providing consulting and business solutions. Founded in 2005, the company is headquartered in Farmington Hills, USA, with a team of 1001-5000 employees. The company is currently Late Stage.
HCL Global Systems logo

About HCL Global Systems

Sourced by ZipRecruiter

HCL Global Systems is One of the Best IT Consulting Firm specialized in Application Development, Quality Testing, IT Courses Training, Staffing and Recruitment services. With wide range of experience, We are confident in our ability to help our Customers grow and improve their businesses. More than likely, regardless of the nature and scope of the problem, Our dedicated Team of Professionals can help you to achieve a cost effective business solution.

Industry

It services

Company size

1,001 - 5,000 Employees

Headquarters location

Farmington Hills, MI, US

Year founded

2005

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