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Tampa, Florida

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Today

Job#: 3039343 Job Description: Senior Mainframe Application Developer Hybrid in the Following Locations: Tampa, FL or Dallas, TX Overview We are seeking an experienced Senior Mainframe Application Developer to lead the design, development, testing, and support of complex business applications. This role requires deep expertise in mainframe technologies, strong analytical skills, and the ability to manage the full software development lifecycle. The ideal candidate will collaborate with busines

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Full-time

$40 - $60 per hour

Lead Mainframe Application Developer

Remote

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Yesterday

Lead Mainframe Application DeveloperThis position involves leading the design, development, and implementation of complex mainframe applications and batches on z/OS platforms. The Lead Mainframe Application Developer will ensure high performance, reliability, and scalability across business-critical systems. Responsibilities:Act as technical lead for mainframe teams - oversee coding, code reviews, unit/integration testing, deployment, and production support of applications using COBOL, CICS, JCL

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Contract

Depends on Experience

COBOL Mainframe Application Developer

Remote or Maryland

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Today

Who We Are At Kyndryl, we design, build, manage and modernize the mission-critical technology systems that the world depends on every day. So why work at Kyndryl? We are always moving forward - always pushing ourselves to go further in our efforts to build a more equitable, inclusive world for our employees, our customers and our communities. The Role Who We Are At Kyndryl, we run and reimagine the mission-critical technology systems that drive advantage for the world's leading businesses. W

Full-time

USD 115,080.00 - 218,520.00 per year

W2 Only :: Mainframe Application Developer (z/OS Platform) || U.S.C & Public Trust Clearance Mandatory

Remote

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Today

Mainframe Application Developer (z/OS Platform) || U.S.C & Public Trust Clearance Mandatory 3+Months Remote **Core Qualifications:** - Minimum 5 years'' recent experience developing enterprise applications using COBOL on IBM mainframe systems (z/OS). - Solid background in JCL scripting, and strong hands-on experience with VSAM file structures. - Working knowledge of mainframe databases such as DB2, including programmatic access and basic administration. - Experience in online transaction manage

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Contract

Depends on Experience

Application Support Engineer - Distributed & Mainframe

Hybrid in Tampa, Florida

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Today

Are you ready to make an impact at DTCC? Do you want to work on innovative projects, collaborate with a dynamic and supportive team, and receive investment in your professional development? At DTCC, we are at the forefront of innovation in the financial markets. We are committed to helping our employees grow and succeed. We believe that you have the skills and drive to make a real impact. We foster a thriving internal community and are committed to creating a workplace that looks like the world

Full-time

Senior Mainframe COBOL Developer

Remote

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Today

Company Description Lumen Solutions Group Inc. is a technology consulting Services company based in Florida. We provide a wide array of experienced business and IT professionals supporting clients from solution design to implementation and support. We specialize in professional IT consulting services, IT Staffing, Business/IT Strategy, Business Process Blueprints, Enterprise Architecture, Enterprise Transformation. Title:Senior Mainframe COBOL Developer Location: Columbia, SC (Remote) Contract:

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Contract

Depends on Experience

Senior Application Developer- FL

Tampa, Florida

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Today

Job#: 3038932 Job Description: Senior Application Developer Location: Tampa, Florida (Onsite) Role Overview In this role, you will support Charles River-driven workflows across Portfolio Engineering, Optimization, Guidelines, Implementation, Trading, and Trade Operations. You will collaborate with Portfolio Managers, Traders, and Technology teams to implement CRD enhancements, API integrations, portfolio optimization workflows, and automation solutions. This position reports to the AVP - PMG

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Full-time

$125,000 - $160,000

Mainframe Assembler Developer

Remote or San Mateo, California

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Today

job summary: Looking for a high-impact role where your legacy expertise bridges the future of retail payments? We are seeking two Principal Mainframe Assembler Developers (15+ years) to lead a business-critical Fuel Pre-Authorization project in partnership. In this role, you will re-engineer the 0120 transaction workflow for near-real-time processing, while serving as a vital technical anchor ensuring system stability during our enterprise cloud migration. If you have deep Connex and Xpediter e

Contract

USD70 - USD80

Senior Mainframe Developer (Medicaid- W2 Only)

Remote or Hybrid in South Carolina

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Today

Work Location: Role is 100% remote Duration- 12 Months REQUIRED SKILLS (RANK IN ORDER OF IMPORTANCE): 10+ years of experience with Mainframe 10+ years of experience with MVS COBOL 10+ years of experience with IDMS 10+ years of experience with CA-ADS 5+ years of experience with JCL PREFERRED SKILLS (RANK IN ORDER OF IMPORTANCE): Changeman File-aid Footprints Sas SC Medicaid experience REQUIRED EDUCATION: High School Diploma and 10 years' experience in computer system development and modificatio

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Contract

Senior Mainframe COBOL/IDMS Developer (MMIS/MEDS) - REMOTE (W2 Only)

Remote

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Yesterday

Job Description: Only W2 resumes are accepted This project includes backfill on production systems, potentially working on smaller short-term projects and includes working with customers, development staff, operational staff and QA staff. DAILY DUTIES / RESPONSIBILITIES: Work collaboratively with the MEDICAID services MMIS and MEDS Teams to make coding changes to Cobol and Ads programs using an IDMS Network Database or IDMS Relational Database, Technical and design specifications. Debug, unit te

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Contract

Depends on Experience

Senior Mainframe COBOL Developer

Remote or Olympia, Washington

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Today

Salary: $120,492.00 - $131,436.00 Annually Location : Thurston County - Olympia, WA Job Type: Exempt Remote Employment: Flexible/Hybrid Job Number: 2026-04859 Department: Office of Financial Management Division: Information Technology Services Opening Date: 06/12/2026 Description Note: This position will remain open until filled. It is at the hiring manager's discretion to make a hiring decision at any time and close the recruitment. It is in your best interest to apply as soon as possible. Appl

Full-time

USD 120,492.00 - 131,436.00 per year

Mainframe Developer

Remote

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Today

Location: 4910 Tiedeman Road, Brooklyn Ohio We are seeking an experienced Mainframe Application Developer with strong expertise in IBM z/OS environments. The ideal candidate will be responsible for designing, developing, maintaining, and supporting mainframe applications, ensuring reliability, performance, and scalability of business-critical systems. Key Responsibilities Design, develop, test, and maintain applications on IBM Mainframe (z/OS platform).Develop and maintain programs using COBOL

Full-time

USD 80,000.00 - 150,000.00 per year

Senior Mainframe Engineer

Remote

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6d ago

Accelloris an AI-native services firm purpose-built for the post-ChatGPT era. Free from legacy constraints, we focus on delivering measurable business outcomes through advanced AI, data, and engineering capabilities.Ourmission isto operationalize AI at scale and unlock sustained enterprise value. Our offerings spanAI solutions, data services, enterprise applications, and product engineering, tailored to industry-specific needs across healthcare, life sciences, telecom, retail, financial services

Contract

60 - 75

Senior Systems Designer (Application Development)

Remote

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Today

Duties: Looking for Healthcare/Payer experience only Provides counsel and advice to top management on significant Healthcare/Payer Mainframe Application Development matters, often requiring coordination between organizations.Acts as the principal designer for complex major systems and their subsystems utilizing a thorough understanding of available technology, tools and existing designs.Provides comprehensive consultation to business unit and IT management and staff at the highest technical leve

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Contract

0 - 0

Application Developer - Mainframe

Remote

•

Yesterday

No visa sponsorship is available for this opportunity! C2C or 1099 not available for this opportunity! Candidates MUST be on Prominent payroll as a W2 during the contract phase. Prominent is looking for a Mainframe Developer with Cobol and Natural experience for a REMOTE long term contract. The Mainframe Developer will design, develop, test, and support enhancements to existing mainframe applications. The role is primarily hands-on development with COBOL, Natural, JCL, and databases such as ADA

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Contract

Depends on Experience

Mainframe Developer

Remote

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8d ago

Title- Mainframe Developer Location-CT- 100% Remote Type- Contract Position Summary As a Senior Software Development Engineer, you will be responsible for designing, developing, and implementing digital solutions and systems. This role requires technical expertise to architect and code software applications, perform system testing and debugging, collaborate with cross-functional teams, and contribute to the strategic technical direction and innovation of digital engineering initiatives. You wi

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Third Party, Contract

Depends on Experience

Mainframe Developer

Remote

•

2d ago

Easy Apply

Full-time

Depends on Experience

Senior Analyst, Application Developer

Remote or Pennsylvania

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Today

We're building a world of health around every individual - shaping a more connected, convenient and compassionate health experience. At CVS Health , you'll be surrounded by passionate colleagues who care deeply, innovate with purpose, hold ourselves accountable and prioritize safety and quality in everything we do. Join us and be part of something bigger - helping to simplify health care one person, one family and one community at a time. Position Summary This position is responsible for devel

Full-time

USD 64,890.00 per year

Senior Mainframe Automation Migration Engineer

Remote

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Today

Position: Senior Mainframe Automation Migration Engineer Location: Remote (US) Type: Long Term Contract Experience: 10+ Years About the Role: We are seeking an experienced Senior Mainframe Automation Migration Engineer to lead migration and optimization of mainframe automation solutions from CA OPS/MVS to IBM Tivoli Systems Automation for z/OS and from CA Automation Point to IBM Systems Automation for Integrated Operations Management (SAIOM). Key Responsibilities: Lead migration projects from CA

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Contract, Third Party

Depends on Experience

Senior Mainframe Systems Programmer (IBM z/OS, CICS, MQ)

Remote

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Today

We are seeking an experienced Senior Mainframe Systems Programmer to support and maintain IBM z/OS environments, with a strong focus on CICS Transaction Server and IBM MQ. This role is responsible for system administration, software installation and upgrades, troubleshooting, performance tuning, security compliance, disaster recovery support, and technical documentation in a secure, highly regulated enterprise environment. The ideal candidate has deep hands-on experience with IBM mainframe tech

Full-time

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