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Junior Java Backend Developer Jobs in Missouri (NOW HIRING)

This role requires deep technical proficiency in backend engineering, combined with the ability to ... Conduct code reviews, troubleshoot issues, and provide technical guidance to junior developers.

... 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.

Job Summary : Keylent Inc is seeking a Backend Node.JS Developer to work on their Certificate ... Node.Js. (writing APIs), JAVA, Chef, Powershell Scripting, DevOps โ€ข Highly motivated and ...

Leadership abilities to lead projects and mentor junior team members. * Experience in e-commerce or ... Exposure to developer productivity, observability, or DevOps tools. * Open-source contributions or ...

Leadership abilities to lead projects and mentor junior team members. * Experience in e-commerce or ... Exposure to developer productivity, observability, or DevOps tools. * Open-source contributions or ...

Java Developer

O Fallon, MO ยท On-site

$47.75 - $61.75/hr

Java Engineer Onsite( 5days) O''Fallon, Missouri An ideal candidate for this role would have ... This level of database knowledge is crucial for data-heavy applications and backend services.

Showing results 21-40

Junior Java Backend Developer information

See Missouri salary details

$57.2K

$100.2K

$151K

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

As of Sep 3, 2026, the average yearly pay for junior java backend developer in Missouri is $100,202.00, according to ZipRecruiter salary data. Most workers in this role earn between $70,800.00 and $99,900.00 per year, depending on experience, location, and employer.

What is a junior Java backend developer?

Junior Java Backend Developers are entry-level software engineers who specialize in building and maintaining the server-side logic of web applications using the Java programming language. They work closely with senior developers to implement APIs, manage databases, and ensure smooth data flow between servers and users. Their responsibilities often include writing clean, efficient code, debugging applications, and learning new technologies as needed. Junior Java Backend Developers typically have a foundational knowledge of Java, SQL, and frameworks like Spring Boot.

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

To thrive as a Junior Java Backend Developer, you need solid knowledge of Java programming, understanding of object-oriented design, and familiarity with backend frameworks like Spring, often supported by a degree in computer science or related field. Experience with relational databases (e.g., MySQL), version control systems (like Git), and exposure to RESTful APIs and build tools (such as Maven) are typically required. Strong problem-solving skills, attention to detail, and effective communication make someone stand out in this role. These skills and qualities are crucial for building reliable, scalable server-side applications and collaborating effectively within a software development team.

What are some common challenges faced by junior Java backend developers when joining a new team?

As a Junior Java Backend Developer, one common challenge is adapting to existing codebases and understanding the team's preferred coding standards and practices. You may also find it challenging to grasp complex system architectures or integrate your code with various APIs and databases. However, most teams provide onboarding support, code reviews, and mentorship to help you ramp up. Collaborating closely with senior developers and asking questions can significantly ease your transition and foster your growth in the role.

What are the most commonly searched types of Java Backend Developer jobs in Missouri?

The most popular types of Java Backend Developer jobs in Missouri are:

What job categories do people searching Junior Java Backend Developer jobs in Missouri look for?

The top searched job categories for Junior Java Backend Developer jobs in Missouri are:

Infographic showing various Junior Java Backend Developer job openings in Missouri as of August 2026, with employment types broken down into 84% Full Time, and 16% Contract. Highlights an 73% In-person, and 27% Remote job distribution, with an average salary of $100,202 per year, or $48.2 per hour.

Core Java Developer

Stellar IT Group

Saint Louis, MO โ€ข On-site

Contractor

Posted 17 days ago


Job description

Overview:
Position: Core Java Developer
Location: Remote
Duration: 6+ Months Contract
Role Overview
We are seeking experienced Senior Core Java Developers to join our team and contribute to building secure, scalable, and production-ready applications. The ideal candidate will have strong expertise in Java, microservices architecture, and containerization, with hands-on experience in developing REST APIs and implementing secure coding practices. This role requires deep technical proficiency in backend engineering, combined with the ability to collaborate across teams and deliver high-quality solutions in enterprise environments.
Key Responsibilities
  • Design, develop, and maintain Core Java applications with a focus on scalability and performance.
  • Build and integrate microservices architectures using Spring Boot, Spring Security, and Spring Web MVC.
  • Develop and optimize REST APIs for secure and efficient communication between services.
  • Implement secure coding practices to remediate vulnerabilities and ensure compliance with enterprise standards.
  • Work with containerization platforms (Docker, Kubernetes, OpenShift) to deploy and manage applications.
  • Collaborate with cross-functional teams including QA, DevOps, and product owners to deliver production-ready solutions.
  • Conduct code reviews, troubleshoot issues, and provide technical guidance to junior developers.
  • Support CI/CD pipelines and ensure smooth deployment processes.
Required Skills
  • Strong expertise in Core Java development.
  • Hands-on experience with containerization (Docker, Kubernetes, OpenShift).
  • Proficiency in microservices architecture and REST API development.
  • Solid knowledge of Spring Boot, Spring Security, Spring Web MVC.
  • Experience with secure coding practices and vulnerability remediation.
Nice to Have
  • Experience with Harness for CI/CD orchestration.
  • Familiarity with Postman or other API testing tools.
  • Exposure to Red Hat OpenShift for enterprise container management.

Skills:
JAVA,Containerization