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Freelance Java Developer Government Jobs in Chicago, IL

Contact Government Services, LLC

Java Developer

Chicago, IL

$52.50 - $68/hr

Java Developer Employment Type: Full-Time Department: Information Technology CGS is seeking a Java ... CGS brings motivated, highly skilled, and creative people together to solve the government's most ...

Catylist

Java/Web Developer

Chicago, IL · On-site +1

You're a quick study, have some experience using Java to build web applications, and aren't afraid ... Consulting/freelance is not your bag. You prefer to maintain and improve the products you've built ...

Comtech, LLC

RSA Archer Developer

Chicago, IL · On-site

Comtech delivers end-to-end solutions for business and government enterprise using ... Strong coding (java and VB Scripting) experience for data integration, connecters development and ...

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How much do freelance java developer government jobs pay per hour?

As of May 30, 2026, the average hourly pay for freelance java developer government in Chicago, IL is $58.41, according to ZipRecruiter salary data. Most workers in this role earn between $50.53 and $65.38 per hour, depending on experience, location, and employer.

What is the difference between Freelance Java Developer Government vs Freelance Java Developer Private Sector?

AspectFreelance Java Developer GovernmentFreelance Java Developer Private Sector
CredentialsTypically requires security clearances and government-specific certificationsGenerally requires standard Java certifications and portfolio
Work EnvironmentGovernment agencies, often in secure or regulated settingsPrivate companies, startups, or consulting firms
Employer & Industry UsagePublic sector projects, government contractsCommercial projects, private sector clients
Search & Comparison IntentSeeking government-specific freelance Java rolesLooking for private sector freelance Java opportunities

Freelance Java Developers working with government agencies often need security clearances and government-specific certifications, working in secure environments on public sector projects. In contrast, private sector freelance Java developers typically focus on commercial projects, requiring standard Java skills and certifications. The choice depends on your credentials, work environment preferences, and the type of projects you aim to pursue.

What are the most commonly searched types of Java Developer Government jobs in Chicago, IL? The most popular types of Java Developer Government jobs in Chicago, IL are:
Freelance Java Developer Government jobs near you
Java Developer

Java Developer

Contact Government Services, LLC

Chicago, IL

$52.50 - $68/hr

Full-time

Posted 28 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: info@cgsfederal.com

#CJ

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. 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.