Mainframe Developer

Salary: $102,000 - 142,000 per year Requirements:

• Bachelors degree in Computer Science or a technical degree in Computer Science, or an equivalent combination of education and at least 5 years of software development experience.
• Recent application development experience using COBOL, within the past year.
• Strong hands-on experience with COBOL and CICS.
• Experience with SQL and DB2, including writing QMF queries, accessing DB2 from application programs, and creating and managing database tables.
• Experience with JCL, job scheduling, IBM Mainframe (z/OS) environments, and TSO.
• Knowledge of all phases of the software development lifecycle (SDLC).
• Experience using Visual Studio for source control.
• Strong troubleshooting, analytical, and problem-solving skills.
• Excellent verbal and written communication skills.
• Ability to work independently and collaboratively as part of a team.
• Strong attention to detail and commitment to quality.
• Required technical skills: COBOL, CICS, IBM Mainframe (z/OS), JCL, job scheduling, TSO, SQL, DB2, QMF, XPEDITER, SDLC, and Visual Studio source control.
• Preferred: Experience developing with Micro Focus COBOL, including App Master Builder and Native COBOL.
• Preferred: Experience developing applications for highway inventory systems.
• Preferred: Experience with SQL Server 2012 or later.
• Preferred: Experience designing and building secure ASP.NET applications and programming in C# in addition to COBOL.
• Preferred: Experience with Web Services, Windows Services, and creating and maintaining SSRS reports.
• Preferred: At least 2 years of experience in Agile/Scrum development environments.
• Preferred: Experience with mainframe modernization or migration initiatives, including re-hosting or re-platforming projects.

• Build an understanding of business processes and application requirements.
• Troubleshoot issues and support existing products and services.
• Work with software development teams to deliver projects and enhancements.
• Conduct analysis, programming, testing, and debugging.
• Support business requirements gathering, application design, system architecture, and development.
• Maintain and enhance legacy applications built with Micro Focus COBOL, COBOL, and CICS that interact with enterprise information systems.
• Develop, test, and maintain solutions across front-end, middle-tier, and back-end environments.
• Apply SDLC best practices throughout project work.
• Assess potential solutions based on cost, benefits, and technical considerations.
• Follow established standards, methodologies, processes, and development guidelines.
• Communicate with technical and business stakeholders.

• ASP.NET
• C#
• CICS
• COBOL
• IBM
• IBM Mainframe
• Support
• JCL
• SQL
• TSO
• Visual Studio
• Web
• Windows

More:

We are seeking an intermediate Mainframe Developer with hands-on coding expertise to join our team of performance-focused professionals building and supporting enterprise applications. The position is onsite in Lincoln, Nebraska, for a duration of 6+ months and is W-2 only. Candidates will be evaluated on coding proficiency, problem-solving ability, technical knowledge, and practical experience. Our selection process includes technical assessments and onsite interviews; candidates who advance will attend an onsite interview.

last updated 41 week of 2026