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Senior Mainframe Developer Jobs in Princeton, TX

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 ...

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 ...

USAA

Mainframe CICS Systems Programmer Senior

Plano, TX · On-site +1

$53 - $67.50/hr

The Opportunity USAA Mainframe Infrastructure team is looking for Senior level Mainframe CICS ... Developer Support: Providing technical support to application development teams, which includes ...

USAA

Mainframe CICS Systems Programmer Senior

Plano, TX · On-site +1

$52.75 - $67/hr

The Opportunity USAA Mainframe Infrastructure team is looking for Senior level Mainframe CICS ... Developer Support: Providing technical support to application development teams, which includes ...

Accenture

Mainframe Specialist

Dallas, TX

$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 ...

AristonTek

Senior Developer - IDMS / ADSO

Dallas, TX · On-site

$95K - $130K/yr

Job Title: Senior Developer - IDMS / ADSO Location: Dallas, TX Hire-Type: Fulltime Job Title ... various mainframe languages, databases, transaction processors and tools 5. Prior experience in ...

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Senior Mainframe Developer information

See Princeton, TX salary details

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How much do senior mainframe developer jobs pay per hour?

As of Aug 21, 2026, the average hourly pay for senior mainframe developer in Princeton, TX is $50.79, according to ZipRecruiter salary data. Most workers in this role earn between $47.64 and $55.48 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.

What cities near Princeton, TX are hiring for Senior Mainframe Developer jobs?

Cities near Princeton, TX with the most Senior Mainframe Developer job openings:

Senior Mainframe Developer jobs near you
Infographic showing various Senior Mainframe Developer job openings in Princeton, TX as of August 2026, with employment types broken down into 79% Full Time, 7% Part Time, and 14% Contract. Highlights an 79% Physical, 6% Hybrid, and 15% Remote job distribution, with an average salary of $105,638 per year, or $50.8 per hour.

Sr Mainframe AI Automation Engineer

Randstad Digital

Plano, TX • On-site

$59.75 - $69.75/hr

Other

Medical, Dental, Vision, Life, Retirement

Posted 9 days ago

Job description

job summary:

Senior engineer driving AI-enabled modernization of mainframe z/OS vulnerability patching through development of agent-based automation to accelerate remediation and reduce security risk.


Lead the design and development of AI-driven automation frameworks for z/OS patching.


Build and deploy agent-based workflows to orchestrate vulnerability remediation at scale.


Integrate AI agents with mainframe systems, APIs, and security tooling.


Partner with infrastructure and security teams to prioritize and execute patching initiatives.


Ensure reliability, scalability, and operational readiness of automation solutions.


location: Plano, Texas
job type: Contract
salary: $59.75 - 69.75 per hour
work hours: 8am to 5pm
education: Bachelors
responsibilities:

Senior engineer driving AI-enabled modernization of mainframe z/OS vulnerability patching through development of agent-based automation to accelerate remediation and reduce security risk.


  • Lead the design and development of AI-driven automation frameworks for z/OS patching.
  • Build and deploy agent-based workflows to orchestrate vulnerability remediation at scale.
  • Integrate AI agents with mainframe systems, APIs, and security tooling.
  • Partner with infrastructure and security teams to prioritize and execute patching initiatives.
  • Ensure reliability, scalability, and operational readiness of automation solutions.

qualifications:

Required Skills:


Hands-on experience developing AI/agent-based automation frameworks and agents


Strong Python programming skills in enterprise environments.


Experience operating in large-scale enterprise infrastructure environments


Desired Skills:


Experience with agent-based or autonomous system architectures.


Exposure to AIOps or AI applied to mainframe infrastructure operations.


Experience developing and integrating programs with z/OSMF and z/OS Connect APIs.


Experience with mainframe tooling supporting end-to-end vulnerability patching.


10+ years of experience in mainframe infrastructure engineering, including z/OS, IMS, CICS, and DB2 installation and testing.



Equal Opportunity Employer: Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other legally protected group status.
At Randstad Digital, we welcome people of all abilities and want to ensure that our hiring and interview process meets the needs of all applicants. If you require a reasonable accommodation to make your application or interview experience a great one, please contact
Pay offered to a successful candidate will be based on several factors including the candidate's education, work experience, work location, specific job duties, certifications, etc. In addition, Randstad Digital offers a comprehensive benefits package, including: medical, prescription, dental, vision, AD&D, and life insurance offerings, short-term disability, and a 401K plan (all benefits are based on eligibility).
This posting is open for thirty (30) days.

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