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Senior Mainframe Developer Jobs in Prosper, TX (NOW HIRING)

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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 Prosper, TX is $52.80, according to ZipRecruiter salary data. Most workers in this role earn between $49.52 and $57.69 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 Prosper, TX as of August 2026, with employment types broken down into 77% Full Time, 12% Part Time, and 11% Contract. Highlights an 81% Physical, 5% Hybrid, and 14% Remote job distribution, with an average salary of $109,818 per year, or $52.8 per hour.

Senior Consultant - Infrastructure / Mainframes - VTAM

2T Consulting

Richardson, TX • On-site

Full-time

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

We are seeking an experienced Senior Mainframe System Programmer / Infrastructure Consultant with strong expertise in z/OS system programming, VTAM, software installation, upgrades, and system maintenance.

Key Responsibilities

  • Perform standard z/OS system programming activities, including configuration, installation, maintenance, and vendor software implementation.
  • Execute SMPE and non-SMPE installations of ISV products.
  • Install, configure, maintain, and upgrade IBM and Broadcom software products.
  • Perform z/OS operating system upgrades and RSU maintenance using z/OSMF workflows.
  • Architect, install, and configure highly complex z/OS environments and third-party software.
  • Support software standardization initiatives and implementation of new mainframe features.
  • Troubleshoot and resolve complex system programming and software installation issues.
  • Support storage management, performance tuning, and capacity planning activities.
  • Use z/OS system commands, utilities, and automation tools for system administration and troubleshooting.
  • Work with infrastructure and application teams to ensure stable and reliable mainframe operations.

Must-Have Skills

  • Expert-level experience with SMPE and Non-SMPE installation of ISV products.
  • Strong experience installing and upgrading IBM and Broadcom software products.
  • Mastery of z/OS system commands, utilities, and automation tools.
  • Strong z/OS system programming experience.
  • Experience with VTAM and enterprise mainframe infrastructure.
  • Experience supporting complex z/OS environments and third-party software.

Apply