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Junior Java Developer Jobs in Roxana, IL (NOW HIRING)

kollasoft

Java/J2EE developer Sr.

Saint Louis, MO · On-site

$49.50 - $64.25/hr

Java J2EE Developer in St.Louis,MO Duration: 2-3 Years Contract Need GC or USC only Communication: Present ideas assertively, aggressively and not be easily ignored. * Be articulate, persuasive and ...

The Timberline Group

Java / J2EE Developer

Saint Louis, MO · On-site +1

$49.50 - $64.25/hr

Strong understanding of Object Oriented Programming * Analyze and develop Java solutions based on customers' needs * The ability to develop technical documentation * Proficient knowledge of Java ...

Sonsoft Inc

Java/J2EE Developer

Saint Louis, MO

$49.50 - $64.25/hr

Experience in Server side programming using Java Servlets, JSP, JDBC, JavaBeans, EJB, log4J. * Experience in development/build tools like Eclipse, RAD, Soap UI, XML Spy, ANT, SVN, CVS etc.

kollasoft

Java/J2EE developer Sr.

Saint Louis, MO · On-site

$49.50 - $64.25/hr

Java J2EE Developer in St.Louis,MO Duration: 2-3 Years Contract Need GC or USC only Communication: Present ideas assertively, aggressively and not be easily ignored. * Be articulate, persuasive and ...

Artius Solutions

Lead Java Engineer

Saint Louis, MO · On-site

$140K - $150K/yr

Mentor and support junior engineers; take part in hiring, onboarding, and technical knowledge ... Java 21 preferred): including lambda expressions, Stream API, CompletableFuture, Virtual Threads ...

The Timberline Group

Java / J2EE Developer

Saint Louis, MO · On-site +1

$49.50 - $64.25/hr

Strong understanding of Object-Oriented Programming (OOP) * Analyze and develop Java solutions based on customers' needs * The ability to develop technical documentation * Proficient knowledge of ...

Varsity Tutors

Java Tutor

Saint Louis, MO · Remote

$18 - $40/hr

Deep knowledge of Java syntax, object-oriented programming principles, inheritance, polymorphism, interfaces, exception handling, generics, collections framework, file I/O, and multithreading.

Technogen

IBM Sterling OMS+Java

Saint Louis, MO · On-site

$49.50 - $64.25/hr

Programmer Analyst Location: St. Louis, MO Duration: Long Term Required Skills/Experience: * Deep ... Java programming (Servlets, JSP, EJB, JDBC, Swing); XML, XML parsers, and XSL Oracle and SQL Server ...

Technogen

IBM Sterling OMS+Java

Saint Louis, MO · On-site

$49.50 - $64.25/hr

Programmer Analyst Location: St. Louis, MO Duration: Long Term Required Skills/Experience: * Deep ... Java programming (Servlets, JSP, EJB, JDBC, Swing); XML, XML parsers, and XSL Oracle and SQL Server ...

Sonsoft Inc

Java J2EE-UI Developer

Saint Louis, MO

$49.50 - $64.25/hr

At least 4 years of experience in Server side programming using Core Java, J2EE, Java Servlets, JSP, JDBC, JavaBeans, EJB, log4J. * At least 3 years of experience in development/build tools like ...

Sonsoft Inc

Java J2EE - UI Developer

Saint Louis, MO

$49.50 - $64.25/hr

At least 4 years of experience in Server side programming using Core Java, J2EE, Java Servlets, JSP, JDBC, JavaBeans, EJB, log4J. * At least 3 years of experience in development/build tools like ...

Avance Consulting Services

Java

Saint Louis, MO · On-site

$49.50 - $64.25/hr

It provides strategic business consulting, technology, engineering and outsourcing services to help ... Preferred At least 4 years of experience with Java/J2EE Technologies like Servlets, EJB, JSP, JDBC ...

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Junior Java Developer information

See Roxana, IL salary details

$58.5K

$102.4K

$154.4K

How much do junior java developer jobs pay per year?

As of Sep 9, 2026, the average yearly pay for junior java developer in Roxana, IL is $102,442.00, according to ZipRecruiter salary data. Most workers in this role earn between $72,400.00 and $102,100.00 per year, depending on experience, location, and employer.

What is a junior Java developer?

Junior Java Developers are entry-level software engineers who specialize in building and maintaining applications using the Java programming language. They typically work under the supervision of more experienced developers and are responsible for writing code, debugging, and participating in code reviews. Their tasks may also include testing software, learning new frameworks, and assisting with the design and implementation of features. Junior Java Developers usually have foundational knowledge of Java and related technologies, and they are eager to develop their skills through hands-on experience.

What does a junior Java developer do?

Junior Java developers are entry-level programmers who are part of a team of coders and developers. They work on both front-end and back-end codes to build an application. Being a junior Java developer requires extensive knowledge of coding and the program language JavaScript to develop and troubleshoot products. As a junior Java developer, you run tests to pinpoint errors, migrate code and data, and ensure the program is integrated with other company developments.

What are the key skills and qualifications needed to thrive as a junior Java developer?

A Junior Java Developer should have a solid understanding of Java programming, object-oriented principles, and basic software development concepts, often supported by a relevant degree or coding bootcamp. Familiarity with tools such as IntelliJ IDEA or Eclipse, version control systems like Git, and frameworks like Spring Boot is typically expected. Strong problem-solving abilities, attention to detail, and effective teamwork are important soft skills in this role. These competencies enable efficient code development, smooth collaboration, and the ability to quickly adapt to new technologies and project requirements.

What are some common challenges a junior Java developer might face during their first year, and how can they overcome them?

Junior Java Developers often encounter challenges such as understanding large codebases, adapting to agile development processes, and managing task priorities. To overcome these hurdles, it’s helpful to proactively seek mentorship from senior developers, regularly review documentation, and participate in code reviews. Effective communication with team members also accelerates learning and helps clarify requirements or technical uncertainties. Embracing continuous learning through online resources and hands-on projects will further strengthen your skills and confidence.

What is the difference between Junior Java Developer vs Java Developer?

AspectJunior Java DeveloperJava Developer
Required Experience0-2 years2+ years
CertificationsOptional, entry-level certificationsOptional, advanced certifications
Work EnvironmentSupportive, learning-focused teamsProject-driven, independent roles
ResponsibilitiesAssist in coding, bug fixing, learning frameworksDesign, develop, maintain Java applications

The main difference between a Junior Java Developer and a Java Developer lies in experience, responsibilities, and independence. Junior Java Developers are typically entry-level, focusing on learning and supporting tasks, while Java Developers have more experience and handle complex development projects independently.

How much do junior Java developers make?

Junior Java developers typically earn between $50,000 and $80,000 annually, depending on location, industry, and experience. Entry-level roles often require knowledge of Java, object-oriented programming, and development tools like Eclipse or IntelliJ IDEA.

Is a Junior Java Developer still in demand?

Junior Java Developers remain in demand due to the widespread use of Java in enterprise applications, web development, and Android app creation. Employers seek candidates with foundational Java skills, knowledge of frameworks like Spring, and familiarity with version control tools such as Git. Continuous learning and certifications can enhance job prospects in this field.
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What cities near Roxana, IL are hiring for Junior Java Developer jobs?

Cities near Roxana, IL with the most Junior Java Developer job openings:

Junior Java Developer jobs near you

Java/J2EE developer Sr.

Saint Louis, MO • On-site

kollasoft
See more jobs at kollasoftexternal

$49.50 - $64.25/hr

Contractor

Re-posted 9 days ago

Job description

Java J2EE Developer in St.Louis,MO

Duration: 2-3 Years Contract

Need GC or USC only

Communication:

Present ideas assertively, aggressively and not be easily ignored.

  • Be articulate, persuasive and organized in their presentation skills.
  • Carry themselves well in-group settings.
  • Listen and promote open communication upward, downward and cross-functionally.
  • Write meaningful complex documents such as program specifications and test plans. Documents should be clear,
  • concise, grammatically correct, and require minimal editing.
  • Communicate effectively with peers, clients, FRIT personnel, and other District personnel. Effectively and accurately
  • Track progress and report status.

Qualifications

Knowledge and Experience:

  1. 10+ years of experience required.
  2. Use and apply technical/business knowledge on both the job and future planning of job deliverables.
  3. Expert on Java EE technologies (specifically JSP/JSF, JDBC, JPA, JAXB, JAXP, Web Services - JAX-WS, Maven to build), Angular 2 or above
  4. Expert in open source frameworks (Hibernate, Spring).
  5. Experience with MyFaces, Trinidad, Spring Web Flow, Spring Batch, RichFaces, and Facelets is a plus.
  6. Experience with Eclipse/ RSA, Oracle, WebLogic, WebSphere, & web services.
  7. Working knowledge with Angular is a plus.
  8. Must be familiar with implementing standard best practices (e.g. secure programming, Java patterns, test first development.)
  9. Provide expert technical mentoring on the tools used for a specific project and how to get the most out of the tools.
  10. Provide fully documented work, instruction, and training to peers as required.


Thanks,

Rick Martin

(480) 779-6123 Ext : 112

Employment Type: CONTRACTOR

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