Mainframe Developer jobs in California

Mainframe Developer - COBOL/CICS (Automotive Finance)

Torrance, California

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Today

job summary: NA location: Torrance, California job type: Contract salary: $60 - 70 per hour work hours: 8am to 4pm education: Bachelors responsibilities: Provide application development and production support for large-scale mainframe applications Troubleshoot and resolve production issues , including batch and online abends Analyze and optimize daily/monthly batch processes to improve efficiency and reduce processing windows Perform impact analysis across multiple systems and platf

Contract

USD60 - USD70

Mainframe Developer

Torrance, California

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Today

Job description Job Title: Mainframe Developer - COBOL/CICS (Automotive Finance) Location: Torrance, CA (Hybrid - 4 days) Employment Type: Contract to Hire Job Description: We are seeking an experienced Mainframe Developer with strong expertise in COBOL/CICS, DB2, JCL, and MQ, along with domain experience in Automotive Finance. The role involves application development, production support, and performance optimization across multiple enterprise-level systems. Key Responsibilities: Provide

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Full-time, Part-time, Contract, Third Party

USD 60-60

Mainframe Developer COBOL/CICS (Automotive Finance)

Torrance, California

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Today

Mainframe Developer COBOL/CICS (Automotive Finance) Location: Torrance, CA (Hybrid - 4 days) Contract Strong hands-on experience with: COBOL CICS DB2 JCL IBM MQ Experience in mainframe development + production support environment Strong troubleshooting/debugging skills for batch and online systems Familiarity with unit testing practices Preferred Skills: Experience in the Automotive Finance industry Exposure to FIS Systematics (A plus but not Mandatory) Tidal Impact provides equal employment o

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Contract, Third Party

Depends on Experience

Senior Mainframe COBOL Developer

Hybrid in Los Angeles, California

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Today

We are Seeking a Senior Mainframe COBOL Developer with a strong background in enterprise financial systems. The ideal candidate will support mission-critical mainframe applications, troubleshoot production issues, and develop enhancements for high-volume transaction processing systems. Candidates should be comfortable supporting scheduled batch operations as needed. Required Qualifications10+ years of COBOL development experience on IBM Mainframe.Strong hands-on experience with COBOL, CICS, DB2,

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Contract

Depends on Experience

Mainframe Developer

Remote or St. Louis, Missouri

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Today

Position: Mainframe Developer (Senior - Security Remediation) Location: Remote Duration: 6-12+ Months Contract Role Overview We are seeking experienced Senior Mainframe Engineers with deep expertise in legacy banking systems to investigate, understand, and safely remediate security vulnerabilities in productioncritical applications. This role requires strong proficiency in COBOL, CICS, DB2, and z/OS, along with the ability to navigate complex, decadesold financial systems where stability and ac

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Full-time, Part-time, Third Party, Contract

USD 50-60

Sr. Mainframe Developer

Remote

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13d ago

Position Summary Seeking an experienced Senior Mainframe Developer to support and modernize mission-critical financial and automotive applications that power global business operations. The successful candidate will provide technical leadership in the design, development, maintenance, and modernization of enterprise mainframe solutions while collaborating with cross-functional teams, business stakeholders, architects, and cloud transformation initiatives. This role requires deep expertise in IBM

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Full-time

100,000 - 110000

Mainframe COBOL Developer - Healthcare Claims

Sacramento, California

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Today

CTG is seeking to fill a Mainframe COBOL Developer - Healthcare Claims position for our client. Location: Sacramento, CA Duration: 12 months Duties: Analyze business requirements and translate them into detailed technical specifications and mainframe program logic.Design, develop, enhance, and maintain mainframe applications supporting healthcare claims processing.Develop and maintain applications using COBOL, JCL, CICS, DB2, and VSAM.Support CA-MMIS mainframe applications and related healthc

Full-time

USD 55.00 - 62.00 per hour

Mainframe COBOL Developer / Test Automation Engineer

Bakersfield, California

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Today

CTG is seeking to fill a Mainframe COBOL Developer / Test Automation Engineer position for our client. Location: Bakersfield, CA Duration: 12 months Duties: Analyze business requirements and translate them into detailed technical specifications, program logic, and development solutions.Design, develop, test, debug, and maintain mainframe applications supporting healthcare claims processing.Develop and maintain applications using COBOL, JCL, CICS, DB2, and VSAM within a CA-MMIS mainframe envir

Full-time

USD 50.00 - 60.00 per hour

Senior Hogan Mainframe Software Engineer

Remote

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Today

We are seeking a Senior Mainframe Software Engineer to support a large-scale financial services technology environment. This is a remote W2 contract opportunity with potential for extension. The role will focus on application enhancements, integrations, reporting initiatives, troubleshooting, and production support activities within a complex enterprise environment. This position is ideal for an engineer with strong mainframe development experience who enjoys working across integrations, root c

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Contract

Mainframe Systems Programmer/Mainframe ADABAS Administrator (DBA)

Hybrid in Los Angeles, California

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16d ago

Our client, a leading public-sector organization, is seeking a Mainframe Systems Programmer / Mainframe ADABAS Administrator (DBA). Apply today for consideration! Job Title: Mainframe Systems Programmer / Mainframe ADABAS Administrator (DBA) Location: Los Angeles, CA - Hybrid Duration: 12 Months Job Description:Lead and/or support complex database upgrades, modifications, installations, testing, implementations, maintenance, and enhancements.Plan, install, configure, test, implement, and mana

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Contract

$80 - $90

Mainframe Engineer

Remote

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15d ago

Title: Mainframe Engineer Location: Vienna, VA (REMOTE) Duration: Initial 6-month contract with possible extensions Work Requirements: US Citizen, GC Holders or Authorized to Work in the U.S. Mainframe Engineer Strong ability to investigate operational, technical, and business problems; analyze requirements; and recommend reliable automation solutions. Ability to communicate complex system and automation information clearly to technical teams, business partners, and upper management. Strong tim

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Contract

Depends on Experience

Mainframe Systems Programmer

Remote or Bellevue, Washington

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Today

Description Robert Half is seeking a Senior COBOL Mainframe Developer with AWS experience to support an established insurance and financial services organization. This role focuses on building APIs and integration layers to expose data from legacy mainframe systems, while supporting ongoing maintenance (KTLO) and new capability development. If you feel this aligns with your background, apply today! Schedule: Core availability 9:00 AM - 3:00 PM PST Duration: 6-month contract, likely to extend

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Contract

USD 60.00 - 65.00 per hour

Mainframe Systems Programmer

Remote

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24d ago

NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now. We are currently seeking a Mainframe Systems Programmer to join our team in Buffalo, New York (US-NY), United States (US). The role involves upgrading and supporting the z/OS operating system and ISV products, mainly from IBM and Computer Associates (CA) The successful candidate will ideally have mo

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Contract, Third Party

Depends on Experience

Mainframe QA Engineer

Remote

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Today

Senior Mainframe QA Engineer 100% Remote 6+ months Only W2 Consultants Top 3 Requirements: Deep Mainframe QA/Test Engineering experience.Strong COBOL, DB2, JCL, VSAM, and SQL knowledge.Experience supporting modernization, migration, or large-scale legacy platform initiatives. Position Overview We are seeking a highly skilled Senior Mainframe QA Engineer to support a large-scale mainframe modernization and vendor migration initiative. This individual will play a critical role in ensuring the qua

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Contract

$50 - $60

Mainframe Storage Engineer

Remote

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Yesterday

Role Title:Mainframe Storage Engineer Employment Type:Contract or Contract to Hire Duration:6 months to start, could extend or convert FTE Preferred Location:New York Role Description: Seeking an experienced Mainframe Storage Engineer to support a highly available enterprise mainframe environment. This individual will be responsible for IBM storage and tape infrastructure, data replication, backup and recovery, capacity management, and resiliency initiatives. The ideal candidate will have hands

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Contract

Depends on Experience

Mainframe Security Engineer

Remote

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Yesterday

Role Title:Mainframe Security Engineer Employment Type:Contract Duration:6 months to start, could extend or convert Preferred Location:Remote, ET hours Role Description: The Mainframe Security Engineer serves as an advanced technical resource responsible for designing, implementing, and supporting security solutions across enterprise IBM mainframe environments.This role provides subject matter expertise in ACF2 security architecture, access controls, CPF propagation, identity governance, privile

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Contract

Depends on Experience

Mainframe Senior Architect – Performance & Capacity Management

Remote

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10d ago

Mainframe Senior Architect Performance & Capacity Management Position Tupe: Full-Time Base Salary:$130,000$150,000 Position Overview We are seeking an experienced Mainframe Senior Architect specializing in IBM mainframe performance and capacity management. This is a highly technical, hands-on role responsible for maintaining and optimizing the performance, scalability, stability, and cost efficiency of a large IBM zEnterprise mainframe environment. This position is approximately 80% IBM mainf

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Full-time

120,000 - 150,000

Solution Architect(Telecom OSS, Mainframe, Gen AI)

Remote or Texas

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Today

Senior Leader with 15+ years of Telecom OSS infrastructure experience, including leadership of large, cross-functional modernization programs. Deep technical expertise in TIRKS circuit provisioning lifecycles. Strong IBM Mainframe skills (z/OS, JCL, IMS, VSAM, CICS). Hands-on modern architecture experience (APIs, microservices, AWS/Azure). Master of SQL, data modeling, and enterprise ETL migration tools. Proven mainframe modernization experience - led or architected at least one largescale legac

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Contract, Third Party

CICS/MQ Systems Programmer

Remote

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7d ago

CICS /MQ MAINFRAME SYSTEMS PROGRAMMER CICS ~~ MQ ~~ Z/OS MAINFRAME SYSTEMS ~~ SMP/E ~~ JES 2 ~~ CICSPLEX ~~ INFRASTRUCTURE REMOTE !!~~ REMOTE!! FULL TIME WITH BENEFITS/ANNUAL BONUS OPPORTUNITY PROVEN EXPERTISE IN Z/OS MAINFRAME SYSTEMS PROGRAMMING WITH EMPHASIS ONCICSCOMPONENTSMQSYSTEMS EXPERIENCEA BIG PLUSSUPPORTCICSUSING SMP/E, ISPFINSTALL/MAINTAINCICSSOFTWARE PRODUCTS **CLIENT CANNOT CONSIDER H1B SPONSORSHIP AT THIS TIME** At DSN, we bring over 25 years of experience and expertise in the info

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Full-time

115000 - 140000

Project Manager zOS Systems Infrastructure

Remote

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15d ago

z/OS Project Manager ~ Infrastructure REMOTE CONTRACT PROJECT MANAGER ~~ INFRASTRUCTURE ~~ Z/OS MAINFRAME SYSTEMS ~~ MANAGE VARIOUSZ/OS MAINFRAME SYSTEMSPROJECTS ON A GLOBAL LEVELPREVIOUS PROVEN EXPERTISE AS AZ/OS MAINFRAME SYSTEMS PROGRAMMER(INFRASTRUCTURE)PROVEN MULTI-TASKING SKILLS (NEED TO HANDLE VARIOUS PROJECTS SIMULTANEOUSLY)PM CERTIFICATIONNECESSARYSTRONG DISCIPLINE/SKILLS TO OVERSEE PROJECT STATUS REVIEWS/TRACKING, ETC.**PLEASE NOTE CLIENT CANNOT OFFER SPONSORSHIP AT THIS TIME** At DS

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Contract

60 - 80

Mainframe Developer jobs in California, USA