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Assistant Java Mainframe Developer Jobs in Illinois

Java ReactJS Developer

Chicago, IL · On-site

$52.50 - $68/hr

... Java Full stack Technical Skills 2 Technology|Reactive Programming|react JS Technical Skills 3 ... assist other similar projects Your contribution to the team: • A collaborative spirit and ...

Senior Software Developer - Java Pay from $96,000 to $148,000 per year 2200 S. Lakeside Drive ... * Assist in architectural design reviews and project planning, lending your insights for strategic ...

Senior Software Developer - Java Pay from $96,000 to $148,000 per year 2200 S. Lakeside Drive ... * Assist in architectural design reviews and project planning, lending your insights for strategic ...

Senior Software Developer - Java Pay from $96,000 to $148,000 per year 2200 S. Lakeside Drive ... * Assist in architectural design reviews and project planning, lending your insights for strategic ...

Senior Software Developer - Java Pay from $96,000 to $148,000 per year 2200 S. Lakeside Drive ... * Assist in architectural design reviews and project planning, lending your insights for strategic ...

Senior Software Developer - Java Pay from $96,000 to $148,000 per year 2200 S. Lakeside Drive ... * Assist in architectural design reviews and project planning, lending your insights for strategic ...

Java ReactJS Developer

Chicago, IL · On-site

$75K - $115K/yr

... assist other similar projects Your contribution to the team: • A collaborative spirit and ... Required Skill and Experience Strong development experience in Java/J2EE, Spring Boot, REST, JSON ...

Java with ESB - King

Bloomington, IL · On-site

$49 - $63.25/hr

... Java developer to assist with the creation of interfaces for Campus Solutions. Requirements: 1) Extensive experience with data formatting and import processes using XML, CSV and various other file ...

Java Developer/Architect

Schaumburg, IL

$61.75 - $83.50/hr

Some of our sur accelerators and solution frameworks assist our clients including FIN-CDO (which ... Role: Java Developer/Architect (Data) Location: Schaumburg, IL Full Time (Direct Hire) Must Have:

Java Developer/Architect

Schaumburg, IL · On-site

$61.75 - $83.50/hr

Some of our sur accelerators and solution frameworks assist our clients including FIN-CDO (which ... Role: Java Developer/Architect (Data) Location: Schaumburg, IL Full Time (Direct Hire) Must Have ...

Java Developer

Bloomington, IL · On-site

$49 - $63.25/hr

Java/ JEE Enterprise Content Management product (i.e. Filenet) EJB WAS 6.1 & WAS 8.5 IBM Message ... to assist in the continual improvement of the development team activities Additional Information ...

Assistant Vice President

Cary, IL · On-site

$140K - $165K/yr

... programming languages using Java to develop test scripts in the Selenium and Cucumber framework ... Mainframe, KTS, MDM, Hue, Putty, Hadoop. Salary range: $140,000.00 - $165,000.00/year. This ...

Showing results 21-40

Assistant Java Mainframe Developer information

What are the most commonly searched types of Java Mainframe Developer jobs in Illinois? The most popular types of Java Mainframe Developer jobs in Illinois are:
What cities in Illinois are hiring for Assistant Java Mainframe Developer jobs? Cities in Illinois with the most Assistant Java Mainframe Developer job openings:
Infographic showing various Assistant Java Mainframe Developer job openings in Illinois as of August 2026, with employment types broken down into 1% As Needed, 75% Full Time, 21% Part Time, 1% Temporary, and 2% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution.

Java Developer with Security Clearance

Contact Government Services, LLC

Chicago, IL • On-site

$140K - $220K/yr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 9 days ago


Job description

Java Developer Employment Type: Full-Time Department: Information Technology CGS is seeking a Java developer/programmer to join a team working on the enhancement of data utilization for a large, state-run project. The developer will be asked to aggregate data from several different existing sources and prepare plans for how this data can be collected, processed, stored, and reported on. The candidate for this position should have a strong understanding of large-scale enterprise systems and have a demonstrated expert knowledge of Java coding and web applications including Java Server Faces Framework. CGS brings motivated, highly skilled, and creative people together to solve the government’s most dynamic problems with cutting edge technology. To carry out our mission, we are seeking candidates that are excited to contribute to government innovation, appreciate collaboration, and can anticipate the needs of others. Here at CGS, we offer an environment in which our employees feel supported, and we encourage professional growth through various learning opportunities. Skills and attributes for success: - Collaborate with business analyst and developers to produce software designs - Provide work estimates to project manager, provide frequent status updates and track progress against the project work plan - Formulate program specifications and basic prototypes - Transform software designs and specifications into high functioning code in the appropriate language - Integrate individual software solutions to higher level systems - Use web-based tools to create and advance applications - Test code periodically to ensure it produces the desirable results and perform debugging when necessary - Collaborate with business, development, and QA teams to develop testing and acceptance procedures - Perform upgrades to make software and systems more secure and efficient - Collaborate with business analyst to provide training, knowledge transfer, and documentation for user support Qualifications: - Three (3) Years of experience developing Java web applications using the Java Server Faces Framework - Five (5) Years of experience in Java web application user interface design and implementation including HTML, CSS, and Javascript - Three (3) Years of experience integrating Java web applications with SQL databases using Hibernate - Three (3) Years of SQL relational database design and coding experience - Five (5) Years of experience developing software both independently and in a team environment - Ability to demonstrate superior organizational skills with an acute attention to detail - Ability to work effectively under pressure in time-sensitive situations and prioritize multiple projects with similar deadlines Our commitment: Contact Government Services (CGS) strives to simplify and enhance government bureaucracy through the optimization of human, technical, and financial resources. We combine cutting edge technology with world-class personnel to deliver customized solutions that fit our clients’ specific needs. We are committed to solving the most challenging and dynamic problems. For the past seven years we’ve been growing our government-contracting portfolio, and along the way we’ve created valuable partnerships by demonstrating a commitment to honesty, professionalism, and quality work. Here at CGS we value honesty through hard work and self-awareness, professionalism in all we do, and to deliver the best quality to our consumers mending those relations for years to come. We care about our employees. Therefore, we offer a comprehensive benefits package: - Health, Dental, and Vision - Life Insurance - 401k - Flexible Spending Account (Health, Dependent Care, and Commuter) - Paid Time Off and Observance of State/Federal Holidays Contact Government Services, LLC is an Equal Opportunity Employer. Applicants will be considered without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran Join our team and become part of meaningful government innovation! Explore additional job opportunities with CGS on our Job Board: https://cgsfederal.com/join-our-team/ For more information about CGS please visit: https://www.cgsfederal.com or contact: Email: #CJ $140,000 - $220,000 a year We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us. apply for this job