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Java Junior Jobs in Crystal Lake, IL (NOW HIRING)

Atria Group LLC

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 ...

Steris Corporation

Senior Software Engineer

Vernon Hills, IL · On-site

$119K - $157K/yr

Will act as a mentor to junior engineers although not directly responsible for their management ... Working knowledge of MFC, Java, React. What STERIS Offers We value our employees and are committed ...

STERIS Corporation

Senior Software Engineer

Vernon Hills, IL · Hybrid

$119K - $157K/yr

Will act as a mentor to junior engineers although not directly responsible for their management ... Working knowledge of MFC, Java, React. What STERIS Offers We value our employees and are committed ...

Paylocity

Senior Engineer Software

Schaumburg, IL · On-site

$120K - $159K/yr

Guide junior engineers in adopting best practices and modern development techniques * Facilitate ... Knowledge of performance optimization techniques * C#, Java, or a similar modern, object-oriented ...

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Java Junior information

See Crystal Lake, IL salary details

$59.2K

$103.6K

$156.1K

How much do java junior jobs pay per year?

As of Aug 19, 2026, the average yearly pay for java junior in Crystal Lake, IL is $103,596.00, according to ZipRecruiter salary data. Most workers in this role earn between $73,200.00 and $103,300.00 per year, depending on experience, location, and employer.

What is a Java Junior?

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 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 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 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 the most commonly searched types of Java jobs in Crystal Lake, IL?

The most popular types of Java jobs in Crystal Lake, IL are:

What cities near Crystal Lake, IL are hiring for Java Junior jobs?

Cities near Crystal Lake, IL with the most Java Junior job openings:

Java Junior jobs near you

Junior Developer

Atria Group LLC

Barrington, IL

$66K - $86K/yr

Full-time

Re-posted 26 days ago

Job description

Company Description

We specialize in Staffing, Consulting, Software Development, and Training along with IT services to small to medium size companies. AG's primary objective is to help companies maximize their IT resources and meet the ever-changing IT needs and challenges.

In addition, AG offers enterprise resource planning and enterprise application integration, supply-chain management, e-commerce solutions, and B2B public exchanges and B2B process integration solutions. Our company provides application analysis, design, development and programming, software engineering, systems development, testing, integration, and implementation, and management consulting services to various clients - including governmental agencies and private companies - throughout the United States and India.

We provide these services in multiple computing environments and use technologies such as client/server architecture, object-oriented programming languages and tools, distributed database management systems, state-of-the-art networking, and communications infrastructures. Our honest and realistic approach to recruiting dictates that AG does not entice or lure engineers from their employers. We represent only high caliber technical professionals who have committed to making a change required by career.

Job Description

Project Information: Troubleshooting, diagnostics, and general support the development and deployment team at GEHC as well as acting as a liaison with the end customer of GEHC to for new issues and support.

Detailed JD:  

Qualifications/Requirements:

  • Bachelor of Science in Computer Science or in "STEM" Majors (Science, Technology, Engineering and Math).
  • Minimum 2 to 3 years of experience in software development using Java/J2EE technologies, Spring, Hibernate, JPA, web services.
  • Knowledge of design patterns and best practices in design and development.
  • Experience with relational databases like oracle, sql server
  • Creative Problem solver.
  • Excellent Analytical and Problem solving skills
  • Work collaboratively as part of a self-organizing scrum team with minimal supervision
  • Participate in verification and testing efforts as needed.
  • Excellent communication and Interpersonal skills.
  • Must be willing to work out of an office located in Barrington, IL
  • Must be willing to take a drug test and submit to a background investigation as part of the selection process.
  • Must be 18 years or older.

Desired Characteristics:

  • Experience with standards like HL7 desired.
  • Agile/Scrum experience preferred.
  • Work with an agile team of 5-6 members through the agile development cycle
  • Attention to detail and ability to think clearly with intent to solve problems
  • Able to clearly articulate and document software designs and strategies

Role Description: As a junior developer and support engineer, this role would be primarily customer facing. The support engineer will be responsible for handling tier 2 help desk tasks that involve responding to customer issues and troubleshooting before forwarding to the next tier of support. In addition, this role would have the opportunity to learn application development and be mentored by senior developers and architects.

Responsibilities:          

  • Work on Help Desk tickets that come in via phone or email
  • Monitor and manage system alerts and notifications and respond accordingly through service tickets
  • Basic troubleshooting via log scan, problem simulation, documenting steps to reproduce problems
  • Improve customer service through fast turnaround of requests as per SLA
  • Working with triage desk to escalate problem as needed
Additional Information
  1. Good comm skills are a big priority
  2. Duration: 6 months 

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