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Senior Mainframe Developer Jobs in Texas (NOW HIRING)

Kappium LLC

Mainframe Developer

Westlake, TX · On-site

$47 - $60.50/hr

Fidelity Investments Interview Process: 2 rounds. 1st, 30 mins with HM. 2nd, 60 mins technical. he Role This role is for a Senior Full Stack Mainframe Engineer focused on supporting and modernizing ...

Vytwo

Sr Mainframe Developer / Engineer

Prosper, TX · On-site

$44.75 - $57.75/hr

Mainframe Automation experience is a plus TECHNICAL SKILLS Must Have: COBOL, CICS, DB2, DB2 ... engineering, or software delivery. Proficiency writing and optimizing SQL queries for data ...

Forhyre

Unisys Mainframe Developer

Dallas, TX

$48.50 - $62.25/hr

We are looking for a Senior Mainframes Developer to work on mainframe software application development. In a dynamic, fast paced environment the IBM zTPF operating system is the central hub for all ...

Nastech Global

Mainframe Senior engineer

Plano, TX · On-site

Mainframe Senior engineer with expertise on IBM SA & CA OPS/MVS Location: Plano, TX (onsite) Job Type: Full time Deep Knowledge in Mainframe System Automation tools i.e., IBM SA z/OS and CA OPS/MVS.

NTT DATA Services

Mainframe Developer

Dallas, TX · On-site +1

$96K - $145K/yr

We are currently seeking a Mainframe Developer to join our team in Dallas, Texas (US-TX), United ... Providing leadership for junior and senior engineers alike, by understanding how to leverage and ...

NTT DATA Services

Mainframe Developer

Dallas, TX · On-site

$96K - $145K/yr

We are currently seeking a Mainframe Developer to join our team in Dallas, Texas (US-TX), United ... Providing leadership for junior and senior engineers alike, by understanding how to leverage and ...

NTT DATA Services

Mainframe Developer

Dallas, TX · On-site +1

$96K - $145K/yr

We are currently seeking a Mainframe Developer to join our team in Dallas, Texas (US-TX), United ... Providing leadership for junior and senior engineers alike, by understanding how to leverage and ...

Broadcom, Inc.

Senior Mainframe Software Engineer

Plano, TX · On-site

$117K - $154K/yr

Experience working in an Agile development methodology and an understanding of DevOps principles ... Proven Mainframe knowledge and skills. * IBM Assembler Language (HLASM) proficiency. * z/OS ...

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Senior Mainframe Developer information

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$35

$53

$62

How much do senior mainframe developer jobs pay per hour?

As of Jul 26, 2026, the average hourly pay for senior mainframe developer in Texas is $53.71, according to ZipRecruiter salary data. Most workers in this role earn between $50.38 and $58.65 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 the most commonly searched types of Mainframe Developer jobs in Texas? The most popular types of Mainframe Developer jobs in Texas are:
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What job categories do people searching Senior Mainframe Developer jobs in Texas look for? The top searched job categories for Senior Mainframe Developer jobs in Texas are:
What cities in Texas are hiring for Senior Mainframe Developer jobs? Cities in Texas with the most Senior Mainframe Developer job openings:
What are popular job titles related to Senior Mainframe Developer jobs in TX? For Senior Mainframe Developer jobs in TX, the most frequently searched job titles are:
Senior Mainframe Developer jobs near you
Infographic showing various Senior Mainframe Developer job openings in Texas as of July 2026, with employment types broken down into 83% Full Time, 5% Part Time, 1% Temporary, and 11% Contract. Highlights an 80% Physical, 5% Hybrid, and 15% Remote job distribution, with an average salary of $111,720 per year, or $53.7 per hour.

Senior Mainframe,.NET Developer

Tata Consultancy Service Limited

Plano, TX • On-site

$95K - $110K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 2 days ago

Job description

Must Have Technical/Functional Skills
Primary Skill: Senior Mainframe,.NET Developer
Secondary: JIRA, Jenkins, Github.
Experience: Minimum 7 years
Roles & Responsibilities
Senior Mainframe Developer COBOL, DB2, CICS with .NET Experience
We are seeking a highly skilled Mainframe Developer with strong expertise in COBOL, DB2, CICS, JCL, VSAM, and working knowledge of .NET technologies. The ideal candidate will be responsible for maintaining, enhancing, and modernizing critical enterprise applications while supporting integration between Mainframe and distributed .NET platforms.
Experience in Mainframe modernization programs, Knowledge of Micro Focus COBOL or IBM z/OS Connect.
understanding of DevOps, CI/CD, and Git.
Key Responsibilities
• Analyze, design, develop, test, and support Mainframe applications.
• Develop and maintain applications using COBOL, DB2, CICS, JCL, VSAM, and IMS.
• Perform production support, incident resolution, and root cause analysis.
• Create and optimize DB2 queries, stored procedures, and database performance.
• Design and implement interfaces between Mainframe and .NET applications.
• Participate in application modernization and migration initiatives.
• Collaborate with business analysts, architects, and cross-functional teams.
• Conduct code reviews and ensure adherence to development standards.
• Prepare technical specifications, design documents, and operational procedures.
• Support regulatory, compliance, and audit requirements in enterprise environments.
Required Skills
Mainframe Technologies COBOL/ DB2 / CICS /JCL /VSAM / IBM Utilities
.NET Technologies : C# /ASP.NET, .NET Framework / Web API Services / SQL Server
TCS Employee Benefits Summary:
Discretionary Annual Incentive.
Comprehensive Medical Coverage: Medical & Health, Dental & Vision, Disability Planning & Insurance, Pet Insurance Plans.
Family Support: Maternal & Parental Leaves.
Insurance Options: Auto & Home Insurance, Identity Theft Protection.
Convenience & Professional Growth: Commuter Benefits & Certification & Training Reimbursement.
Time Off: Vacation, Time Off, Sick Leave & Holidays.
Legal & Financial Assistance: Legal Assistance, 401K Plan, Performance Bonus, College Fund, Student Loan Refinancing.
Salary Range: $95,000 - 110,000 a year

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