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Full Stack Java Developer Jobs in Belleville, IL

The Leidos National Solutions Division has an exciting opportunity for a Journeyman Full Stack Engineer to assist with the software development, maintenance, integration, deployment, and sustainment ...

Java Developer

Saint Louis, MO · On-site

$49.50 - $64.25/hr

... in Java & Unix. Assist production support of applications in PROD and Pre PROD. Conduct unit ... oriented analysis, design, and programming experience and SOLID principles Experience in ...

Java Developer

Saint Louis, MO · On-site

$49.50 - $64.25/hr

... in Java & Unix. • Assist production support of applications in PROD and Pre PROD. • Conduct ... and programming experience and SOLID principles • Experience in implementing various design ...

Java Developer

Saint Louis, MO

$49.50 - $64.25/hr

The Java Developer will be responsible for the following: * Design, develop, and configures software systems to meet market and/or client requirements either end-to-end from analysis, design ...

The Leidos National Solutions Division has an exciting opportunity for a Journeyman Full Stack ... Understanding of DevOps methodologies and workflow * Knowledge of the Architectural, SW Development ...

The Leidos National Solutions Division has an exciting opportunity for a Journeyman Full Stack ... Understanding of DevOps methodologies and workflow * Knowledge of the Architectural, SW Development ...

Sr Java Developer

Saint Louis, MO · On-site

$55.75 - $71/hr

HCL Global Systems Inc is a leading organization in the financial services sector, and they are seeking a Sr Java Developer to build end-to-end business solutions. The ideal candidate will work on ...

Java J2EE - UI Developer

Saint Louis, MO · On-site

$49.50 - $64.25/hr

... on J2EE stack. * At least 5 years of experience in translating functional/non-functional ... At least 4 years of experience in Server side programming using Core Java, J2EE, Java Servlets, JSP ...

Showing results 41-60

Full Stack Java Developer information

See Belleville, IL salary details

$10

$56

$75

How much do full stack java developer jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for full stack java developer in Belleville, IL is $56.41, according to ZipRecruiter salary data. Most workers in this role earn between $49.04 and $63.27 per hour, depending on experience, location, and employer.

What is a full stack Java developer?

A Full Stack Java Developer is a software professional skilled in both front-end and back-end development using Java technologies. They are proficient in building complete web applications, handling everything from designing user interfaces and user experiences to managing databases and server-side logic. Typically, they work with frameworks like Spring Boot for the backend and technologies like HTML, CSS, and JavaScript for the frontend, ensuring seamless integration between the two. Full Stack Java Developers are valued for their versatility and ability to manage all aspects of the software development process.

What is a full stack Java developer?

A full stack Java developer is a web developer that uses the Java language in the development of the entire technology stack of a web-based application. The job duties of a full stack Java developer are to create both front-end components, such as user interfaces and back-end components, such as application code and databases. As a full stack Java developer, you must understand how the entire technology stack functions as a whole and have deep expertise of each component. Java is a computer programming language that has become one of the most popular for web application development.

What are the typical challenges full stack Java developers face when working on cross-functional teams?

Full Stack Java Developers often collaborate with front-end designers, back-end engineers, and QA specialists, which can lead to challenges in aligning technical requirements, timelines, and coding standards. Navigating different priorities and communication styles is common, especially when integrating new features or resolving bugs that span both client and server sides. Success in this environment requires flexibility, proactive communication, and a willingness to quickly adapt to shifting project needs or technologies.

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

To thrive as a Full Stack Java Developer, you need strong proficiency in Java, front-end frameworks (such as Angular or React), back-end technologies, and a solid understanding of databases, often supported by a degree in computer science or a related field. Familiarity with version control systems like Git, build tools such as Maven or Gradle, and knowledge of Spring Boot or similar frameworks are typically required, along with relevant certifications. Effective communication, problem-solving abilities, and adaptability are standout soft skills in this role. These skills and qualities are essential to deliver robust, user-friendly applications and to collaborate efficiently across the software development lifecycle.

What is the difference between Full Stack Java Developer vs Backend Java Developer?

AspectFull Stack Java DeveloperBackend Java Developer
Required SkillsJava, front-end (HTML, CSS, JavaScript), frameworks like Angular/React, databasesJava, server-side frameworks (Spring, Hibernate), databases, APIs
Work EnvironmentDevelops both client and server-side applications, often in agile teamsFocuses on server-side logic, APIs, and database integration
CertificationsJava certifications, full stack development coursesJava certifications, backend-specific courses
Industry UsageStartups, tech companies, full stack rolesEnterprise applications, backend services, API development

Full Stack Java Developers work on both front-end and back-end components, requiring a broader skill set. Backend Java Developers focus solely on server-side logic and database integration. The choice depends on your interest in full application development versus specialized backend work.

What job categories do people searching Full Stack Java Developer jobs in Belleville, IL look for?

The top searched job categories for Full Stack Java Developer jobs in Belleville, IL are:

What cities near Belleville, IL are hiring for Full Stack Java Developer jobs?

Cities near Belleville, IL with the most Full Stack Java Developer job openings:

Infographic showing various Full Stack Java Developer job openings in Belleville, IL as of August 2026, with employment types broken down into 92% Full Time, 3% Part Time, 4% Contract, and 1% Nights. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $117,338 per year, or $56.4 per hour.

Journeyman Full Stack Developer

Leidos

Saint Louis, MO

$69K - $125K/yr

Full-time

Posted 4 days ago


Leidos rating

8.3

Company rating: 8.3 out of 10

Based on 152 frontline employees who took The Breakroom Quiz

79th of 492 rated business services


Job description

The Leidos National Solutions Division has an exciting opportunity for a Journeyman Full Stack Engineer to assist with the software development, maintenance, integration, deployment, and sustainment of maritime systems.

Responsibilities:

This role is responsible for adaptive, corrective, preventive and perfective maintenance of maritime systems software. This role uses best practices and patterns to perform design, development, and automated testing of software modules via DevSecOps in an Agile team.

  • This role involves software system development, including the design, development, troubleshooting, and debugging of software programs for software enhancements and maintenance.
  • Participate in peer reviews and unit testing and must be adaptable to different responsibilities.
  • Duties include software requirements analysis and development of software products in a maintenance setting.
  • This role is responsible for identifying software and hardware dependencies and capacities.
  • Creating and maintaining documentation is part of this role.

Core Qualifications:

  • Requires a BS in Information Systems, Information Technology, Computer Science or closely related discipline and 4+ years of prior relevant experience or master's with 2+ years of prior relevant experience; OR 4 years of experience in lieu of degree
  • Proficient in software development projects or software integration projects in a service-oriented environment (Cloud, SOA, Web-Services) or virtualization environment.
  • Proficient in AWS/Cloud technologies
  • Experience with cloud-based architecture
  • Understanding of DevOps methodologies and workflow
  • Knowledge of the Architectural, SW Development and SW Sustainment Practices
  • Familiar with Vue, NodeJS, PostgreSQL
  • Familiar with Git/GitLab or other source code control tools
  • Familiar with Amazon Web Services (S3 Buckets, EC2, Reserved Instances, etc.)
  • Familiar with System Engineering documentation creation (VDDs, diagrams, etc.)
  • Familiar with team collaboration tools (Jira, Confluence, RocketChat)
  • Must possess an active Top Secret Security Clearance with ability to obtain SCI and a polygraph post hire

Preferred Qualifications:

  • DOD 8570 Certification (Security+ or equivalent or higher)
  • Understanding of Containers (Docker, ECS, EKS, Fargate, AKS)

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting:August 14, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:Pay Range $69,550.00 - $125,725.00

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.


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About Leidos

Sourced by ZipRecruiter

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Reston, VA, US

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