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Full Time Java Mainframe Developer Jobs in Chicago, IL

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 ...

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 ...

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 ...

Jobsbridge

JAVA Web UI developer

Chicago, IL

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

Northbrook, IL

... 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 ...

Sonsoft Inc

java API Developer (GC--USC)

Chicago, IL · On-site

$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 ...

Jobsbridge

Senior Java Developer with Struts

Chicago, IL

$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 ...

Sonsoft Inc

Java UI Developer

Northbrook, IL

... 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 ...

Sonsoft Inc

Java UI Developer

Northbrook, IL

... 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 ...

TecTammina

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 ...

Sonsoft Inc

Java Ui Frontend Developer

Northbrook, IL

... 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 ...

Sonsoft Inc

Java Ui Frontend Developer

Northbrook, IL

... 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 JobsJava Mainframe Developer 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 Jul 21, 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:
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Full Time Java Mainframe Developer jobs near you
Senior Java Web Developer

Senior Java Web Developer

Next Generation Inc

Chicago, IL • Remote

$115K - $135K/yr

Full-time

Re-posted yesterday

Job description

Job Title: Senior Java Web Developer

Job Summary:

We are a seeking a highly skilled Senior Java Web Developer with at least 6+ years of experience. This is a remote work position. The Senior Java Web Developer will work on supporting web and API-based software solutions for clients. This individual will be responsible for designing, developing, unit/integration testing, and implementing these solutions.

Job Requirements:

  • Collaborating with a team of application specialists in supporting our client's enterprise applications
  • Developing and unit testing REST web services and solutions using https-based web applications. Knowledge of tools like SOAP UI and Postman is a must
  • Translating business requirements into code in compliance with defined development standards, including all code documentation and design documentation
  • Writing backend as well as frontend code for web-based applications
  • Resolving defects in a timely and thorough manner based on SLAs.
  • Assessing and triage issues at various levels based on priority and urgency
  • Escalating issues to management, as appropriate
  • Simultaneously managing multiple priorities to ensure timelines are met
  • Participating in cross training and knowledge sharing of best practices, both within and outside of the team.
  • Rapidly learning new applications and technologies as new systems are added to the client programs
  • Promoting teamwork and effective communication. Fostering mutually beneficial working relationships with all client team members.
  • Delivering defect-free solutions that are compliant with industry and application best practices.
  • Analyzing periodic, vendor-released application upgrades

Key Responsibilities:

  • Analytical and problem-solving skills
  • Excellent verbal and written communication skills
  • Excellent client focus
  • The ability to work well under pressure and to perform to deadlines
  • Team player who is self-aware
  • Sound decision making ability with the ability to consult where needed
  • High level of attention to detail and a desire to drive quality
  • The ability to work unsupervised
  • Ability to safely and successfully perform the essential job functions consistent with the ADA and other federal, state and local standards
  • Sedentary work that involves sitting or remaining stationery most of the time with occasional need to move around the office to attend meetings, etc.
  • Ability to conduct repetitive tasks on a computer, utilizing a mouse, keyboard, and monitor
  • Minimum of 7 years of experience as a Programmer/Analyst, Software Developer, IT Consultant, or similar occupation. Skills Required
  • Solid experience with Java, AngularJS, Spring Framework, Spring Security, Hibernate, Maven, Bootstrap, Oracle, JBoss, GitLab, SQL Developer/Toad, JIRA, JBoss Cruise Control and Eclipse
  • Bachelors Degree in Computer Science highly preferred

Job Benefits:

  • Competitive FTE salary range of $115K to $135K based on experience and education of approximately
Employment Type: FULL_TIME

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