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Junior Java Programmer Jobs in Ballwin, MO (NOW HIRING)

AG Technologies

Junior JAVA Devloper

Chesterfield, MO

$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

$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.

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 ...

Wipro Limited

Full Stack Java Developer

O Fallon, MO · On-site

$60K - $135K/yr

Full Stack Java Developer City: O Fallon State/Province: Missouri Posting Start Date: 7/3/26 Wipro ... Mentor junior engineers and share your expertise. * Work in an agile environment, participating in ...

Cynet Systems

Java Technical Lead

Saint Louis, MO · On-site

$55 - $60/hr

We are looking for Java Technical Lead for our client in Saint Louis, MO . Job Title: Java ... Facilitates code reviews and mentors junior developers. * Uses object-oriented techniques and ...

Cynet Systems

Forward Deployed Developer

Saint Louis, MO · On-site

$50 - $55/hr

Mentor junior developers and provide technical leadership to project teams. Skills: * Java. * SRE. * Google Cloud Platform. == Benefits Our Benefits Include: * Medical, Dental, and Vision Insurance ...

CYNET SYSTEMS

Java Technical Lead

Saint Louis, MO · On-site

$55 - $60/hr

... applications using Java. Minimum of 3-5 years of experience building web services and cloud ... Facilitates code reviews and mentors junior developers. Uses object-oriented techniques and ...

CYNET SYSTEMS

Java Technical Lead

Saint Louis, MO · On-site

$55 - $60/hr

... applications using Java. * Minimum of 3-5 years of experience building web services and cloud ... Facilitates code reviews and mentors junior developers. * Uses object-oriented techniques and ...

Staffingine LLC

Automation Engineer

Saint Louis, MO · On-site

... and Selenium Java Testing to drive quality assurance initiatives * Collaborate with cross ... junior team members and share best practices in test automation and quality assurance Skills ...

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All JobsJava Programmer JobsJunior Java Programmer JobsJunior Java Programmer Jobs in Ballwin, MO

Junior Java Programmer information

See Ballwin, MO salary details

$59.3K

$103.9K

$156.6K

How much do junior java programmer jobs pay per year?

As of Aug 4, 2026, the average yearly pay for junior java programmer in Ballwin, MO is $103,878.00, according to ZipRecruiter salary data. Most workers in this role earn between $73,400.00 and $103,600.00 per year, depending on experience, location, and employer.

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

To thrive as a Junior Java Programmer, you need a solid understanding of Java programming, object-oriented concepts, and a relevant degree or coursework in computer science. Familiarity with development environments like Eclipse or IntelliJ IDEA, version control systems such as Git, and basic knowledge of databases are typically required. Strong problem-solving skills, attention to detail, and the ability to communicate effectively within a team are important soft skills. These competencies are crucial for delivering clean, maintainable code and collaborating efficiently on software projects.

What is a junior Java programmer?

Junior Java Programmers are entry-level software developers who specialize in writing, testing, and maintaining code using the Java programming language. They typically work under the supervision of more experienced developers and assist in developing applications, debugging issues, and learning best practices in software development. Their responsibilities often include understanding project requirements, writing clean code, and collaborating with team members to deliver high-quality software solutions. This role is ideal for individuals who have foundational knowledge of Java and are looking to gain professional experience in the field.

What types of projects or tasks can a junior Java programmer expect to work on in their first year?

As a Junior Java Programmer, you can expect to work on a variety of tasks such as debugging existing code, writing unit tests, developing small features, and assisting with backend development on larger projects. You'll often collaborate closely with senior developers and participate in code reviews to learn best practices. Many organizations assign juniors to maintenance tasks or simpler modules at first, gradually increasing responsibility as you build confidence and technical skills. This hands-on experience is invaluable for understanding software development workflows and improving your coding abilities.

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

AspectJunior Java ProgrammerJava Developer
Required CredentialsBasic Java certifications, some programming experienceAdvanced Java certifications, multiple years of experience
Work EnvironmentEntry-level projects, supervised tasksDesign, develop, and maintain complex applications
Employer & Industry UsageTech companies, startups, IT departmentsSoftware firms, enterprise solutions, large-scale projects

While Junior Java Programmers focus on learning and executing basic Java tasks under supervision, Java Developers handle more complex development responsibilities, including designing and implementing software solutions. The roles differ mainly in experience level and scope of work, but both require a solid understanding of Java programming.

Junior Java Programmer jobs near you
Infographic showing various Junior Java Programmer job openings in Ballwin, MO as of July 2026, with employment types broken down into 84% Full Time, 7% Part Time, 8% Contract, and 1% Nights. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $103,878 per year, or $49.9 per hour.

Junior JAVA Devloper

AG Technologies

Chesterfield, MO

$300/wk

Full-time

Medical, Dental, Vision, Retirement

Re-posted 11 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

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

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