1

Java Junior Jobs in Illinois (NOW HIRING)

Junior Developer

Barrington, IL

$66K - $86K/yr

Minimum 2 to 3 years of experience in software development using Java/J2EE technologies, Spring ... As a junior developer and support engineer, this role would be primarily customer facing. The ...

Currently, We are looking for entry-level software programmers, Java Full stack developers, Python/Java developers, Data analysts/ Data Scientists, Machine Learning engineers for full time positions ...

next page

Showing results 1-20

Java Junior information

What is the difference between Java Junior vs Java Developer?

AspectJava JuniorJava Developer
Required Experience0-2 years2+ years
CertificationsOptional, entry-level certificationsOptional, advanced certifications
Work EnvironmentTraining, mentorship-focusedProject-driven, independent
ResponsibilitiesLearning, basic coding tasksDesign, develop, maintain Java applications

Java Junior roles are entry-level positions focused on learning and supporting Java projects, often requiring minimal experience. Java Developers have more experience, handle complex tasks, and contribute to project design and implementation. The transition from Java Junior to Java Developer involves gaining skills, experience, and certifications over time.

What are some typical challenges a Java Junior might face when starting out, and how can they overcome them?

As a Java Junior, you may encounter challenges like understanding complex codebases, adapting to agile development practices, and debugging unfamiliar issues. It's common to feel overwhelmed at first, but asking questions, participating in code reviews, and pairing with more experienced developers can accelerate your learning. Regularly practicing coding, studying documentation, and using collaboration tools will also help you quickly become a productive member of the team.

What are the key skills and qualifications needed to thrive as a Java Junior, and why are they important?

To thrive as a Java Junior, you need a solid understanding of Java programming, object-oriented principles, and a relevant degree or coursework in computer science. Familiarity with development tools like Eclipse or IntelliJ IDEA, version control systems (such as Git), and basic knowledge of databases are typically expected. Strong problem-solving abilities, eagerness to learn, and good communication skills help juniors excel in collaborative and fast-paced environments. These skills enable efficient coding, effective teamwork, and smooth adaptation to evolving project requirements.

What are Java Junior developers?

Java Junior developers are entry-level software engineers who specialize in programming using the Java language. They typically have a foundational understanding of Java syntax, object-oriented programming concepts, and basic software development practices. Java Juniors often assist with coding, debugging, and testing under the supervision of more experienced developers, while continuously learning and building their technical skills. Their responsibilities may also include maintaining existing applications and writing simple features as part of a development team.
What are the most commonly searched types of Java jobs in Illinois? The most popular types of Java jobs in Illinois are:
What cities in Illinois are hiring for Java Junior jobs? Cities in Illinois with the most Java Junior job openings:
Infographic showing various Java Junior job openings in Illinois as of May 2026, with employment types broken down into 1% Internship, 85% Full Time, 12% Part Time, and 2% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution.
Senior Java Digital Application Developer

Senior Java Digital Application Developer

Sonoma Consulting Inc.

Chicago, IL

$59 - $75.25/hr

Full-time

Posted 14 days ago


Job description

Company Description

Sonoma Consulting is one of the fastest growing Global IT Consulting and Executive Search providers with offices in Naperville IL; Chicago IL; Tyson's Corner VA and Hyderabad India. 

Our clients range from start-ups to Fortune 500 companies throughout the world. We look to our large recruiting team to continue to build upon the high standards we have set and ways to continually improve our recruiting process around the speed and quality of the resources we deliver. The Sonoma team prides itself on best model for delivery of IT Resources in a 24/7 model, our high level of professionalism and integrity which enables us to create long-term, meaningful relationships with our clients. 

Job Description

Overview
The incumbent acts as a senior web developer in the Digital Solutions development team, providing leadership in the design and development of web applications using Java, AngularJS, JavaScript and all necessary database objects for enterprise solutions. This individual will be responsible for a great deal of hands-on development/writing code; including but not limited to bug fixes on multiple versions of current products as well as new development on future releases, product enhancements and new global products. The individual will be responsible for leading, mentoring and training more junior developers through design sessions, pair programming, code reviews or other methods. The incumbent acts as a full stack developer with strong experience in both Java and Javascript focused on developing visually appealing, responsive and user-friendly web applications for global users.
Job Duties
1.    Plan, architect, design, analyze, develop, code, test, debug and document performance strategy plans to satisfy business requirements for large, complex projects.
2.    Design and develop the UI and UX of high visibility projects currently under development.
3.    Extensive knowledge of custom java data driven applications, which are architected leveraging multiple data sources/databases. Development experience should include Java, Javascript, AngularJS, Postgres or other relational DB, RESTful services, cloud-based networks, Spring and/or Hibernate.
4.    Provide recommendations and implement code to improve the user experience of global applications that include requirements such as internationalization, multi-country regulations and business processes.
5.    Provide leadership for cross-functional development/integration on projects requiring interaction with end-users and external technology clients. Additionally support the operation of existing applications, executing bugs fixes and unit testing.
6.    Provide guidance and determine development standards, leveraging industry best practices for internal work as well as external vendors. Conduct design sessions, code reviews, functional testing and accept vendor deliverables into the MXNS environment.
7.    Work with architects and technical designers to ensure digital solutions development is in line with and meets enterprise standards.
8.    Consult with the business analysts, data architect and business users to develop functional and non-functional requirements into technical requirements and ultimately a technical solution, which is documented in a technical design document.
9.    Ability to handle multiple tasks and adapt to a constantly changing environment.
10.    Support corporate quality and improvement process (TQM). This position also requires that the incumbent look for ways to incrementally improve the architecture of legacy systems.

Qualifications

1.    At least seven years of hands-on experience designing and developing web applications and building custom solutions is required.
2.    At least five years of experience using Java is required.
3.    At least five years of hands-on experience using JavaScript Frameworks and/or AngularJS is required.
4.    A deep knowledge of web architecture, web design and user experience design is required.
5.    A thorough knowledge of end-to-end solutions, business process management and SDLC, including full software source control, maintenance and deployments is required.
6.    A broad knowledge of languages such as Java, Java Servlets, JavaScript, eXtensible Markup Language (XML), HyperText Markup Language (HTML), CSS, AngularJS, and SQL is essential to work on projects assigned.
7.    Some experience with Java, Spring, Hibernate, SOAP/RESTful services, Postgres, Tomcat, AWS, Oracle, D3, and/or SQL is desired.
8.    Experience working in an Agile Development environment is desired.
9.    Experience with Mobile Design and Development is desired.
10.    Fluency in English is required. A working knowledge of other spoken languages is desired, particularly French and/or Spanish.
11.    The ability to travel internationally as needed is required. 
12.    A Bachelor's degree in computer science or information systems, or relevant experience is required.  
13.    The ability to work effectively with key stakeholders on complex, cross team global projects is required.
14.    The ability and willingness to lead, train and mentor other developers is required.

Additional Information

Sonoma Consulting is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by law.


Sonoma Consult logo

About Sonoma Consult

Sourced by ZipRecruiter

Sonoma Consult is a California based C corporation helping companies bring products to the patient by working closely with the engineering teams and the clinicians. Our goal, no matter what stage of product development, is to create and execute a plan of action to move the product through the appropriate clinical and regulatory steps. Sonoma Consult works cohesively with the engineers and physicians to translate technologies to the clinic. Our goal is to help you get the very best product to the clinic and to the market. This includes planning, execution and ensuring critical data is delivered in the right format to ensure the feedback loop to the design team ultimately delivers the most advanced technology to the patient.

Industry

Business management consulting

Company size

1 - 10 Employees

Headquarters location

Sonoma, CA, US