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Senior Mainframe Developer Jobs in Arizona (NOW HIRING)

Forhyre

Unisys Mainframe Developer

Phoenix, AZ · On-site

$48.75 - $62.50/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 ...

Themesoft, Inc.

Mainframe Developer

Chandler, AZ · On-site

$48.25 - $62/hr

Client is seeking three identical Senior Specialty Systems Operations Engineers to join a Mainframe Production Support team supporting critical applications in a highly specialized, non-standard ...

TEKsystems

Mainframe Systems Programmer

Chandler, AZ · Hybrid

$70.24/hr

Description Position: Sr. Mainframe/Systems Programmer Location: Chandler, AZ Number of Positions: 1 Start Date: 7/6/26 Duration: 12+ months Shift: 3 days onsite in Chandler and 2 days remote Pay ...

TEKsystems

Mainframe Systems Programmer

Chandler, AZ · Hybrid

$70.24/hr

Description Position: Sr. Mainframe/Systems Programmer Location: Chandler, AZ Number of Positions: 1 Start Date: 7/6/26 Duration: 12+ months Shift: 3 days onsite in Chandler and 2 days remote Pay ...

TriOptus LLC

Mainframe Engineer

Chandler, AZ · On-site

$50 - $64.25/hr

Client is seeking three identical Senior Specialty Systems Operations Engineers to join a Mainframe Production Support team supporting critical applications in a highly specialized, non-standard ...

New

PNC Bank

Software Engineer Sr

Phoenix, AZ · Hybrid

$86K - $158K/yr

As a Software Engineer Sr within PNC's Technology organization, you will be based in Pittsburgh, PA ... Solving, Mainframe DevOps, Process Improvements, Release Management, Software Solutions, User ...

IDEALFORCE LLC

Application Developer/Sr (41553)

Phoenix, AZ · On-site

$95K - $131K/yr

Mainframe, Client/Server and Web. Design and development of relational databases. Budget and fiscal policies and procedures. Procurement rules and regulations. Human resource rules and policies.

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Senior Mainframe Developer information

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$53

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How much do senior mainframe developer jobs pay per hour?

As of Jun 12, 2026, the average hourly pay for senior mainframe developer in Arizona is $53.73, according to ZipRecruiter salary data. Most workers in this role earn between $50.38 and $58.70 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.
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Senior Mainframe Developer jobs near you
Infographic showing various Senior Mainframe Developer job openings in Arizona as of June 2026, with employment types broken down into 50% Full Time, and 50% Contract. Highlights an 100% In-person job distribution, with an average salary of $111,748 per year, or $53.7 per hour.

Unisys Mainframe Developer

Forhyre

Phoenix, AZ • On-site

$48.75 - $62.50/hr

Full-time

Posted 12 days ago

Job description

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 operations and with your technical experience and ability to engage customers you can help contribute to the ongoing transformation.


Responsibilities

  • Responsible for participating in the development, maintenance, enhancement, and support of applications
  • Understand business requirements in order to provide the technical design of computer software
  • Possess programming expertise in TPF C/C++ and BAL for the zTPF environment in order to develop and maintain computer software
  • Develop appropriate software and documentation according to customer standards
  • Support and troubleshoot computer systems as required, optimizing performance, resolving problems, and providing timely follow up on all problems
  • Follow customers standards and methodologies in the development and implementation of computer software
  • Works/Consults across multiple projects; functions as an informal leader
  • Works on complex projects that require subject matter expertise
  • Responsible for providing hands on expert level assistance to junior developers for technical issues.
  • Practices safety-conscious behaviors in all operational processes and procedures

What You Need To Succeed

  • Bachelor’s Degree in Computer Science, Engineering, or Information Systems or any equivalent combination of experience, education, and/or training in the TPF application development field. Previous airline experience ideal.
  • Working experience and knowledge of TPFDF and TPFGI
  • Excellent analytical, technology, communication, decision making, debugging and problem-solving skills
  • Experience leading/mentoring junior developers
  • Organized with an ability to prioritize workload, meet deadlines, and utilize time effectively
  • Must have the ability to transform business and functional requirements into technical solutions
  • 7 or more years of experience working in TPF Airline Reservations and/or TPF Airline Operations application development.

Note: U.S. citizens and those authorized to work in the U.S. are encouraged to apply. We are unable to sponsor at this time.