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Full Time Java Mainframe Developer Jobs in Chicago, IL

... Mainframe: z/OS and JES2 • IBM Assembler, JAVA, Cobol, C, REXX • Must be legally authorized to work in the United States for any employer without sponsorship • Successful completion of ...

... programming and test driven development. At least 6 years of experience in Java, JEE skills At ... Note:- 1. This is a Full-Time & Permanent job opportunity for you. 2. Only US Citizen, Green Card ...

Senior Java Developer with Struts

Chicago, IL · On-site

$59 - $75.25/hr

Skill Accounting, CGI, ClearCase, Developer, Development, EJB, Java, Oracle, PL/SQL, Programming ... Max Salary Not Mentioned Employment Type Direct Jobs (Full Time) Domain Any Description GC can ...

java API Developer (GC--USC)

Chicago, IL

$52.50 - $68/hr

At least 7years of experience in Java J2EE technologies Skills At least 4 years of experience in ... This is a Full-Time Permanent job opportunity for you. * Only US Citizen, Green Card Holder, TN ...

... programming and test driven development. * At least 6 years of experience in Java, JEE skills ... This is a Full Time job opportunity for you * Only US Citizen , Green Card Holder , GC-EAD , H4-EAD ...

... programming and test driven development. At least 6 years of experience in Java, JEE skills At ... This is a FULL TIME job oppurtunity. * Only US Citizen , Green Card Holder , GC-EAD , H4-EAD , L2 ...

... paired programming and test driven development. * At least 6 years of experience in Java, JEE ... This is a Full Time job opportunity for you * Only US Citizen , Green Card Holder , GC-EAD , H4-EAD ...

Senior Java Developer

Naperville, IL

$57.25 - $73/hr

Experience Required: 8 Years Must Java Integration Experience & Screen Configuration Previous ... Full Time Eligiblity: GC or US Citizens Share the Profiles to mkonni(at)1stitsolutions.com Contact ...

... programming and test driven development. At least 6 years of experience in Java, JEE skills At ... Note:- 1. This is a Full-Time & Permanent job opportunity for you. 2. Only US Citizen, Green Card ...

... programming and test driven development. At least 6 years of experience in Java, JEE skills At ... Note:- 1. This is a Full-Time & Permanent job opportunity for you. 2. Only US Citizen, Green Card ...

... programming and test driven development. At least 6 years of experience in Java, JEE skills At ... Note:- 1. This is a Full-Time & Permanent job opportunity for you. 2. Only US Citizen, Green Card ...

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Full Time Java Mainframe Developer information

See Chicago, IL salary details

$10

$54

$74

How much do full time java mainframe developer jobs pay per hour?

As of Jun 28, 2026, the average hourly pay for full time java mainframe developer in Chicago, IL is $54.99, according to ZipRecruiter salary data. Most workers in this role earn between $48.56 and $62.40 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Full Time Java Mainframe Developer, and why are they important?

To thrive as a Full Time Java Mainframe Developer, you need proficiency in Java programming, mainframe technologies like COBOL or JCL, and a relevant degree in computer science or a related field. Familiarity with mainframe development tools (e.g., IBM z/OS, TSO/ISPF), version control systems, and sometimes certifications such as IBM Certified System Programmer are typically required. Strong problem-solving, communication, and teamwork skills help developers translate business needs into robust mainframe solutions and collaborate across diverse IT teams. These capabilities ensure the reliable modernization, maintenance, and integration of enterprise-level legacy systems with new Java applications.

What are some common challenges faced by Full Time Java Mainframe Developers when integrating modern Java applications with legacy mainframe systems?

A common challenge for Full Time Java Mainframe Developers is ensuring seamless communication between modern Java-based applications and existing mainframe systems, which often use older technologies and data formats. Developers need to address issues such as data mapping, protocol compatibility, and performance optimization to maintain reliable and efficient integration. Additionally, understanding both Java and mainframe environments is crucial, as troubleshooting can require knowledge of mainframe batch jobs, COBOL code, or CICS transactions alongside Java frameworks. Collaborative work with mainframe specialists and clear documentation are essential for overcoming these challenges.

What is the difference between Full Time Java Mainframe Developer vs Mainframe Developer?

AspectFull Time Java Mainframe DeveloperMainframe Developer
Required SkillsJava, Mainframe (COBOL, JCL), DB2, CICSCOBOL, JCL, DB2, CICS
Work EnvironmentBanking, Finance, Insurance sectors with Java and Mainframe integrationLegacy systems in banking, government, insurance
CertificationsJava certifications, Mainframe certifications (e.g., IBM Certified)Mainframe certifications (e.g., IBM Certified)

Full Time Java Mainframe Developers combine Java programming with traditional Mainframe skills, working on integrated systems in finance and banking. Mainframe Developers focus primarily on legacy systems using COBOL and JCL. The former often requires Java certifications, while the latter emphasizes Mainframe-specific credentials. Both roles are vital in industries maintaining legacy systems but differ in technical focus and skill set.

What is a Full Time Java Mainframe Developer?

A Full Time Java Mainframe Developer is a professional who specializes in developing, maintaining, and enhancing applications that run on mainframe systems using the Java programming language. These developers often integrate modern Java-based applications with legacy mainframe systems, ensuring seamless data flow and system compatibility. Their responsibilities may include coding, debugging, testing, and optimizing applications for performance on mainframe platforms, as well as collaborating with other IT professionals to support business operations. This role typically requires knowledge of both Java and mainframe technologies like COBOL, JCL, and CICS.
What are popular job titles related to Full Time Java Mainframe Developer jobs in Chicago, IL? For Full Time Java Mainframe Developer jobs in Chicago, IL, the most frequently searched job titles are:
What job categories do people searching Full Time Java Mainframe Developer jobs in Chicago, IL look for? The top searched job categories for Full Time Java Mainframe Developer jobs in Chicago, IL are:
System Engineer V

System Engineer V

Mindlance

Chicago, IL • On-site

Full-time

Posted 9 days ago


Job description

Job Summary:
Mindlance is a company seeking a Senior z/OS Systems Engineer to provide critical support for IBM mainframe infrastructure. This role involves ensuring optimal performance and reliability of z/OS environments through hands-on technical expertise and collaboration across multiple support teams.
Responsibilities:
• Provides support for IBM mainframe hardware and software technologies
• Monitors daily operations of environment
• Installs, configures, and maintains IBM & ISV mainframe software
• Requires individual to be on the “on call” rotation - will be expected to work non-business hours to resolve production problems and perform scheduled off-hour activities
• Analyzes and coordinates resolution of problems
• Interfaces with vendor support groups and other departments to ensure proper escalation and coordination towards problem resolution
• Interfaces with Storage Management, CICS Support, DB2 Support, IDMS Support, Capacity Planning, Operations, Coverage groups and applications staff as required
• Develops IBM mainframe solutions in support of applications development projects
• Performs acceptance testing of hardware and software solutions
• Develops, publishes, and maintains documentation related to projects, hardware and software configuration and installation
• Prepares status reports and problem summaries as required
Qualifications:
Required:
• Bachelor's degree
• 3+ years’ experience with IBM mainframes
• Working knowledge of the following are required: Z/OS operating systems including JES2
• IBM Assembler Language programming
• Parallel Sysplex clustering technology
• Unix System Services (USS)
• IPCS, SMP/E
• TCP/IP / OSA / VTAM
• WLM
• IBM Mainframe: z/OS and JES2
• IBM Assembler, JAVA, Cobol, C, REXX
• Must be legally authorized to work in the United States for any employer without sponsorship
• Successful completion of interview required to meet job qualification
• Reliable, punctual attendance is an essential function of the position
Preferred:
• 3-10 years’ experience with IBM mainframes
Company:
Mindlance is a Staffing and Recruiting company which provides multi-vertical staffing services Founded in 1999, the company is headquartered in Union, USA, with a team of 1001-5000 employees. The company is currently Late Stage.

Mindlance logo

About Mindlance

Sourced by ZipRecruiter

Mindlance is a multinational staffing and services firm based in the Greater NYC area. We have 14 offices across the United States, Canada, and India. We match talented people to Fortune 500 and Fortune 1000 companies across industries. We have been in business since 1999 and are recognized by Staffing Industry Analysts (SIA) as one of the fastest-growing U.S. staffing firms. Our rapid growth means more jobs, more projects, and more opportunities for you. Our core philosophy means that you work with an organization that truly values and recognizes you.

Industry

Recruiting and staffing services

Company size

1,001 - 5,000 Employees

Headquarters location

Union, NJ, US

Year founded

1999