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Senior Mainframe Developer Jobs in Stanton, CA (NOW HIRING)

Techlink Systems

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Senior Mainframe Software Engineer - Auto Finance Systems SR-2026

Torrance, CA · On-site

$60 - $65/hr

Senior Mainframe Developer & Production Support Specialist (Auto Finance) Location: Torrance, CA Job Type: 1 Year Contract (Possible Extension/Conversion) About the Role We are looking for an ...

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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 ...

Accenture

Mainframe Specialist

Los Angeles, CA · On-site

$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 ...

Accenture

Mainframe Specialist

Irvine, CA · On-site

$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 ...

Net2Source (N2S)

Sr QA Mainframe

Torrance, CA · On-site

Sr QA Mainframe Local to Torrance, CA - in office 8 hrs/ Tues-Thurs Contract Description of ... Partner with Business Analysts, Product Owners, Project Managers, Solution Architects, Developers ...

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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 Stanton, CA is $59.55, according to ZipRecruiter salary data. Most workers in this role earn between $55.87 and $65.05 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 Stanton, CA are hiring for Senior Mainframe Developer jobs?

Cities near Stanton, CA with the most Senior Mainframe Developer job openings:

Senior Mainframe Developer jobs near you
Infographic showing various Senior Mainframe Developer job openings in Stanton, CA as of August 2026, with employment types broken down into 79% Full Time, 3% Part Time, and 18% Contract. Highlights an 81% Physical, 4% Hybrid, and 15% Remote job distribution, with an average salary of $123,866 per year, or $59.6 per hour.

Senior Mainframe Software Engineer - Auto Finance Systems SR-2026

Techlink Systems

Torrance, CA • On-site

$60 - $65/hr

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Job description

Job Title: Senior Mainframe Developer & Production Support Specialist (Auto Finance)

Location: Torrance, CA

Job Type: 1 Year Contract (Possible Extension/Conversion)



About the Role

We are looking for an experienced Senior Mainframe Developer & Production Support Specialist with deep domain expertise in Automotive Finance. In this role, you will lead application development, perform system enhancements, and drive production support operations for large-scale financial applications.

You will be instrumental in optimizing overnight batch windows, resolving complex online and batch abends, and ensuring the seamless delivery of high-volume financial transactions across the auto lending lifecycle.


Key Responsibilities

  • Application Development & Enhancements: Design, code, unit test, and implement robust mainframe solutions using COBOL, CICS, DB2, JCL, and MQ.
  • Production Support & Abend Resolution: Research and troubleshoot complex mainframe online and batch abends, performing root-cause analysis and delivering permanent fixes.
  • Batch Performance Tuning: Analyze daily and monthly batch jobs to optimize execution times, eliminate bottlenecks, and shorten the critical path window.
  • System & Impact Analysis: Conduct end-to-end impact analysis across interfacing applications and platforms for new business requirements and project releases.
  • Technical Documentation: Prepare clear, comprehensive documentation for system designs, technical specifications, test plans, and work estimates.
  • On-Call Operations: Participate in an off-hours on-call rotation to support critical production batch processes.


Required Qualifications & Technical Skills

  • Core Technical Stack: Hands-on experience with IBM Mainframe technologies- COBOL, CICS, DB2, JCL, and IBM MQ.
  • Domain Expertise: Solid business knowledge of Automotive Finance and Financial Services servicing, including:
    • Payment Processing & Taxes
    • Customer Service Operations
    • End of Term, Extensions, and Lease Management
    • Collections, Delinquency Tracking, Repossession, Charge-Offs, and Recovery
    • Bankruptcy Processing and Accounting
  • Batch & Support: Proven track record in mainframe batch monitoring, performance tuning, and production issue resolution.
  • Testing & QA: Expertise in unit testing, integration testing, and writing test scripts/scenarios.


Preferred / Nice-to-Have

  • Hands-on experience with the FIS Systematics banking/lending core platform.


If you have the required skillset, apply as soon as possible.

To know more about us visit- https://www.techlinksystems.com/


Company Description

TechLink Systems is a national provider of staffing services with offices all over the USA as well as development and support centers globally. We are a MBE (NMSDC), WBE (WBENC), and WOSB certified minority business that has been awarded 2017 TAPFIN Premier Partner, 2016 Manpower Excellence Award, 2016 TAPFIN Elite Partner, are a Known Tier Supplier for Agile 1, and have been ranked as a Top Women and Minority Owned Company since 2004 by several businesses including Philadelphia Business Journal, Diversity Business, Inc 5000, Inc 500, San Francisco Business Times, Diversity2000, and Los Angeles Business Journal.

We serve the contract staffing, direct hire, staff augmentation, recruitment, HR management, and project outsourcing needs of clients nationwide. Striving to create personal relationships with clients, TechLink Systems becomes a virtual extension of clients’ own in-house capabilities to help achieve new levels of growth, productivity, and competitiveness.