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Junior Software Developer Java Jobs in Florissant, MO

Apex Informatics

Java Developer

Saint Louis, MO · On-site

$49.50 - $64.25/hr

St Louis, MO * 10+ years of hands-on software engineering experience * Excellent hands-on experience in Java * Experience in developing REST services. * Experience in unit test frameworks. * Ability ...

Eliassen Group

Senior Software Developer

Saint Louis, MO · On-site

$100 - $125/hr

Louis, MO Our client seeks a Senior Software Developer to support modernization and maintenance of ... The role requires full-stack development across Java/Spring Boot services and Angular/TypeScript ...

The Timberline Group

Senior Software Developer

Saint Louis, MO · On-site +1

$53 - $70/hr

Senior Software Developer(s) to design custom software solutions based on client requirements. This ... with Java services and an Angular user interface. Individuals will apply advanced theoretical ...

AG Technologies

Junior JAVA Devloper

Chesterfield, MO · On-site

$300/wk

... engineering, interfacing, integration of hardware and software systems to include an understanding ... Experience in Java development This position requires a TS/SCI clearance with a polygraph.

AG Technologies

Junior JAVA Devloper

Chesterfield, MO · On-site

$300/wk

... engineering, interfacing, integration of hardware and software systems to include an understanding ... Experience in Java development This position requires a TS/SCI clearance with a polygraph.

Atria Group LLC

Java Developer

Saint Louis, MO · On-site

$49.50 - $64.25/hr

Company Description We specialize in Staffing, Consulting, Software Development, and Training along ... Unigroup is in need of a senior Java developer. They will be part of a 10+ person team developing ...

Jobsbridge

Sr. Java Developer

Saint Louis, MO · On-site

$55.75 - $71/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers ... Experience building software in a continuous integration environment like Jenkins or any other ...

Jobsbridge

Sr. Java Developer

Saint Louis, MO · On-site

$55.75 - $71/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers ... Experience building software in a continuous integration environment like Jenkins or any other ...

Jobsbridge

Sr. Java Developer

Saint Louis, MO

$55.75 - $71/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers ... Experience building software in a continuous integration environment like Jenkins or any other ...

APC Integrated Services

Junior SQL Developer

O Fallon, MO · On-site

$62K - $81K/yr

Position: Jr. SQL Developer Location: O'Fallon, MO (On-Site) Reports to: Implementation Manager Position Status: Exempt About Us: Automotive Product Consultants (APC) provides an array of services in ...

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All JobsSoftware Developer Java JobsJunior Software Developer Java JobsJunior Software Developer Java Jobs in Florissant, MO

Junior Software Developer Java information

See Florissant, MO salary details

$56.3K

$98.5K

$148.5K

How much do junior software developer java jobs pay per year?

As of Sep 13, 2026, the average yearly pay for junior software developer java in Florissant, MO is $98,520.00, according to ZipRecruiter salary data. Most workers in this role earn between $69,600.00 and $98,200.00 per year, depending on experience, location, and employer.

What does a junior software developer Java do?

A Junior Software Developer Java is an entry-level programmer who specializes in building, testing, and maintaining software applications using the Java programming language. They typically work under the supervision of senior developers and contribute to coding, debugging, and documentation. Their responsibilities often include fixing bugs, writing unit tests, and collaborating with team members to deliver functional software solutions. This role is ideal for individuals who have a basic understanding of Java and are eager to gain professional experience in software development.

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

To thrive as a Junior Software Developer (Java), you need a solid understanding of Java programming, algorithms, and object-oriented principles, often supported by a degree in computer science or related field. Familiarity with development tools like Eclipse or IntelliJ IDEA, version control systems such as Git, and knowledge of build tools like Maven or Gradle is often required. Strong problem-solving abilities, willingness to learn, and effective communication skills help junior developers collaborate and adapt quickly. These skills are crucial for building reliable software, integrating smoothly into development teams, and growing within the role.

What are some common challenges faced by junior software developers working with Java, and how can they overcome them?

Junior Software Developers working with Java often encounter challenges such as understanding complex codebases, managing version control with tools like Git, and applying best practices for clean and efficient code. To overcome these obstacles, it's helpful to actively participate in code reviews, seek guidance from senior developers, and make use of online resources and documentation. Joining stand-up meetings and collaborating closely with teammates can also accelerate learning and help new developers adapt to the team's workflow.

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

AspectJunior Software Developer JavaJunior Software Developer Python
Required CredentialsBachelor's in CS or related field, Java certifications (optional)Bachelor's in CS or related field, Python certifications (optional)
Work EnvironmentEnterprise applications, backend development, large-scale systemsData analysis, scripting, web development, AI/ML projects
Employer & Industry UsageFinancial services, enterprise software, telecomTech startups, data science firms, research institutions
Common Search & ComparisonYesYes

Both roles typically require a bachelor's degree in computer science or related fields. Java developers often work on enterprise-level applications in industries like finance and telecom, while Python developers focus on data analysis, scripting, and AI projects in startups and research. The choice depends on your career interests and industry focus.

What are popular job titles related to Junior Software Developer Java jobs in Florissant, MO?

For Junior Software Developer Java jobs in Florissant, MO, the most frequently searched job titles are:

What cities near Florissant, MO are hiring for Junior Software Developer Java jobs?

Cities near Florissant, MO with the most Junior Software Developer Java job openings:

Junior Software Developer Java jobs near you
Infographic showing various Junior Software Developer Java job openings in Florissant, MO as of August 2026, with employment types broken down into 1% As Needed, 85% Full Time, 11% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $98,520 per year, or $47.4 per hour.

Java Developer

Saint Louis, MO • On-site

Apex Informatics
IT Services • 1 - 10 employees
Learn more about Apex Informaticsexternal

$49.50 - $64.25/hr

Other

Re-posted 12 days ago

Job description

Title: Java Developer
Location: St Louis, MO
Job Description:
  • 10+ years of hands-on software engineering experience
  • Excellent hands-on experience in Java
  • Experience in developing REST services.
  • Experience in unit test frameworks.
  • Ability to provide solutions based on the business requirements.
  • Ability to collaborate with cross-functional teams.
  • Ability to work with global teams and a flexible work schedule.
  • Must have excellent problem-solving skills and be customer-centric.
  • Excellent communication skills.
  • Experience with Microservices, CI/CD, Event Oriented Architectures and Distributed Systems
  • Experience with cloud environments (e.g., Google Cloud Platform, Azure, Amazon Web Services, etc.)
  • Familiarity with web technologies (e,g,, JavaScript, HTML, CSS), data manipulation (e.g., SQL), and version control systems (e.g., GitHub)
  • Familiarity with DevOps practices/principles, Agile/Scrum methodologies, CI/CD pipelines and the product development lifecycle
  • Familiarity with modern web APIs and full stack frameworks.
  • Experience with Java, ElasticSearch, Kubernetes, Spring, Spring Boot,
  • Experience developing eCommerce systems - especially B2B eCommerce - is a plus.

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