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Junior Software Developer Java Jobs in Saint Charles, MO

... 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.

Senior Java Software Engineer.

Clayton, MO · On-site

$116K - $153K/yr

Senior Java Software Engineer. Location: Weldon or Clayton, MO Duration: Long term Contract Face to Face interview. Responsibilities As a Senior Software Engineer on the Vehicle Management Team, you ...

Software Engineer Java

O Fallon, MO · On-site

$82.66 - $103.32/hr

Bachelor's Degree * 4+ years of work experience Title Sr Java Developer Location O'Fallon, MO Client Industry Finance Compensation $60-75/hr About Korn Ferry Korn Ferry unleashes potential in people ...

Java Developer

Saint Louis, MO

$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 ...

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 ...

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 ...

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 ...

Involved in the implementation of design using vital phases of the software development life cycle ... Integrate Azure services with Java 11 applications. * Check overall codebase quality by ...

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 ...

Software Developer Lead

Saint Louis, MO · On-site

$112K - $141K/yr

Software Developer Lead Location: HYBRID, St. Louis, MO (2x a week on-site) Security Clearance ... Mentoring Mid and Junior engineers and removing roadblocks. Nice to have * Experience working with ...

Senior Java Engineer

Saint Louis, MO · On-site

$55.75 - $71/hr

Overview We are looking for a highly skilled Senior Java Engineer to design, develop, and maintain ... DevOps, QA, and product to deliver high-quality software solutions * Participate in code reviews ...

Java Developer

Saint Louis, MO

$49.50 - $64.25/hr

Company Description We specialize in Staffing, Consulting, Software Development, and Training along ... Required Skills: 5+ years advanced computer programming skills in Java, Java Servlet, Javabean, EJB ...

Showing results 41-60

Junior Software Developer Java information

See Saint Charles, MO salary details

$57.4K

$100.6K

$151.6K

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

As of Aug 22, 2026, the average yearly pay for junior software developer java in Saint Charles, MO is $100,588.00, according to ZipRecruiter salary data. Most workers in this role earn between $71,100.00 and $100,300.00 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 Saint Charles, MO?

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

What job categories do people searching Junior Software Developer Java jobs in Saint Charles, MO look for?

The top searched job categories for Junior Software Developer Java jobs in Saint Charles, MO are:

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

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

Infographic showing various Junior Software Developer Java job openings in Saint Charles, MO as of August 2026, with employment types broken down into 88% Full Time, 8% Part Time, and 4% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $100,588 per year, or $48.4 per hour.

Junior JAVA Devloper

AG Technologies

Chesterfield, MO • On-site

$300/wk

Full-time

Medical, Dental, Vision, Retirement

Re-posted 2 days ago


Job description

Company Description

AG Technologies was founded as a software solutions company in 2008 & has its corporate headquarters at Chesterfield, Missouri with branches within the US and India. Over the years the organization has expanded into various market segments & activities including "Consultancy services" of technical personnel in large and multi-national organizations. Over the last five years, our client base of Fortune 100 companies has expanded dramatically

Job Description

 0- 2 years' experience in the development, engineering, interfacing, integration of hardware and software systems to include an understanding of requirements elicitation, analysis and functional allocation, concepts of operation, interface standards, and system architectures. 


* Basic understanding of Object Oriented and Structured development methodologies and languages. 


* Developing documentation required to support a program's technical issues and training situations. 


* Experience in Java development This position requires a TS/SCI clearance with a polygraph. 

Qualifications

Bachelors / Masters Degree in Technical field such as Computer Science, Computer Engineering, Math or Information Systems from an accredited university or equivalent work experience in lieu of degree.


A minimum of 2 years of relevant work experience with Java/J2EE application development.


Additional Information

Free training program.

Free accommodation during the training and until an employee gets placed on the project. 

Full time in house attorney available for legal formalities.

Medical benefits provided - health, dental, vision insurances.

Company is E-verified to get an OPT STEM Extension. 

We are an Equal Employment Opportunity Employer. 

Company Files H1B for the employees.

One time travel expenses paid (Maximum $300 will be reimbursed once you are on project).

Salary hikes after every 6 months.

Strong and motivated marketing team to place an employee on the project

401k-Plan

529k-Plan