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Full Time Java Mainframe Developer Jobs in Chicago, IL

Stem Xpert

Java developer

Barrington, IL

$50.75 - $65.75/hr

Java Developer Location: Barrington, IL Full Time Skills required: * 5-7 yrs experience in Java/J2EE technologies * Experience in application development , & troubleshooting work * Software ...

IVID TEK INC

Sr Java Developer

Chicago, IL · On-site

$59 - $75.25/hr

Chicago, IL Employment Type: Full-time Must be legally authorized to work in the United States for any employer without sponsorship. We are hiring a Senior Java Developer with 5+ years of experience ...

GlobalLogic

Java Developer / Tester

Deerfield, IL · On-site

$51.75 - $67/hr

Java Developer / Tester Location: Deerfield IL Type ... Permanent/FullTime Education and Experience * Bachelor's degree and at least 5 years of experience ...

Sonsoft Inc

Java Full Stack Developer

Northbrook, IL

$53.25 - $68.75/hr

Hi, I have a following wonderful full time opportunity for you. Please let me know, if you are ... Java Full Stack Developer (with experience on Agile XP, UI- Angular.JS or React.JS, IntelliJ -IDE ...

Capgemini

Senior Mainframe Analyst

Chicago, IL · On-site

Capgemini offers a comprehensive, non-negotiable benefits package to all regular, full-time ... engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data ...

New

Jobsbridge

JAVA Web UI developer

Chicago, IL · On-site

Skill JAVA Web UI developer, UI and UX using EXTJS, Angular JS, JQuery, Core JAVA Application ... Max Salary Not Mentioned Employment Type Direct Jobs (Full Time) Domain Any Description OPT and EAD ...

Sonsoft Inc

Java Ui Developer( Angular Js)

Northbrook, IL

$51.75 - $67/hr

... 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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All JobsFull Time Java Mainframe Developer JobsFull Time Java Mainframe Developer Jobs in Chicago, IL

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:
Full Time Java Mainframe Developer jobs near you
Java developer

Java developer

Stem Xpert

Barrington, IL

$50.75 - $65.75/hr

Full-time

Posted 13 days ago

Job description

Company Description

TekWissen LLC.
Providing Staffing services to IT clients in US.
Responsible for gathering requirements from the client and closing them successfully.
Involved in complete recruitment process (sourcing, short listing, HR screening/interview, interview arrangements, salary negotiations, offer initiation, post-offer follow ups.)
Conducts initial interviews by phone to determine experience and skill level.
Ensure that resume appropriately reflects candidate's experience and requirement.
Arranges for client interviews and possible offer of employment.
Negotiates salaries with candidates and successfully convince them to join.
Ensure candidate is available and ready to take up the position.
Responsible for recruiting IT professional across the US through internet job portals - (Monster.com,Tech-Fech.com and Dice.com), direct phone sourcing, networking (LinkedIn), vendors and referrals.
Sourcing & screening the profiles for different requirements in a day.
Activities included but not limited to developing and building channel / vendor relations, understanding existing and pending client needs and closing requisitions

Job Description

Hello,

My name is Priyanka Das and I'm a Technical Recruiter at TekWissen LLC, a global staffing and IT consulting company. We are constantly on the lookout for professionals to fulfill the staffing needs of our clients, and we currently have a job opening that may interest you. Below is a summary of the position.

Position: Java Developer

Location: Barrington, IL

Full Time

 

Skills required:

 

  • 5-7 yrs experience in Java/J2EE technologies
  • Experience in application development, & troubleshooting      work
  • Software development,      customizing for customer needs
  • Java/C++      experience
  • Sequel server
  • Good communication skills
  • Experience in dealing with customer for requirements/      project related activities
  • Attitude to work towards customer delight
Additional Information
stem xpert logo

About stem xpert

Sourced by ZipRecruiter

STEM Xpert, based in Ann Arbor, MI, US, is a leading company in the Science, Technology, Engineering, and Mathematics (STEM) education industry. Since their establishment, they have made an indelible mark by providing innovative services and products designed to enhance STEM learning. Their service portfolio includes comprehensive educational programs, customized learning modules and interactive STEM kits. Driven by a passion for nurturing young minds, the company's mission is to bring about an educational renaissance in the STEM field, making learning not just theoretical but practical and fun. One notable achievement for STEM Xpert has been its success in reaching a broad spectrum of learners, from school-age to adults, contributing significantly towards empowering the community's technological and scientific literacy.

Industry

Recruiting and staffing services

Company size

51 - 200 Employees

Headquarters location

Ann Arbor, MI, US

Year founded

2012

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