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Java Application Developer Jobs in Saint Charles, MO

Artius Solutions

Lead Java Engineer

Saint Louis, MO · On-site

$140K - $150K/yr

Familiar with CI/CD tools and pipelines (DevOps mindset), application lifecycle management tools (e ... Java (JDK 8+) * Spring Boot * Microservices * Kafka * AWS * Relational databases * Experience with ...

The Timberline Group

Java Developer

Saint Louis, MO

$49.50 - $64.25/hr

Strong understanding of Object Oriented Programming * Analyze and develop Java solutions based on ... Proficient knowledge is also expected in object-oriented application development principles ...

The Timberline Group

Java Developer

Saint Louis, MO · On-site

$49.50 - $64.25/hr

Strong understanding of Object Oriented Programming * Analyze and develop Java solutions based on ... Proficient knowledge is also expected in object-oriented application development principles ...

Atria Group LLC

Java Developer

Saint Louis, MO

$49.50 - $64.25/hr

Our company provides application analysis, design, development and programming, software ... Required Skills: 5+ years advanced computer programming skills in Java, Java Servlet, Javabean, EJB ...

Pyramid IT

Java Developer

Saint Louis, MO

$49.50 - $64.25/hr

Staff Augmentation Lifecycle IT solutions o Application Development & Support o Outsourced Testing ... Founded 1996 Role: Java Developer Location - St. Louis, MO Duration: Long term contract Work ...

Atria Group LLC

Java Developer

Saint Louis, MO

$49.50 - $64.25/hr

Our company provides application analysis, design, development and programming, software ... Java, JPA/Hibernate, spring (core), REST Ideal Skills: JAX-RS, JSON, HTML5, CSS, jQuery, backbone ...

TriOptus LLC

Java Developer

Lake Saint Louis, MO · On-site

$48.25 - $62.50/hr

Java Developer Job Location: Lake St. Louis Duration: 12+ months Mode of Interview: In-person only ... application software in adherence with MasterCard standards, processes and best practices.

The Timberline Group

Java/J2EE Developer

Saint Louis, MO

$49.50 - $64.25/hr

... application issues and ensure designs comply with specifications. 4. Design, develop and modify SQL database systems in Oracle database environment using Java, J2EE, JSP, SQL, XML and HTML ...

The Timberline Group

Java/Angular Developer

Saint Louis, MO · On-site

$49.50 - $64.25/hr

The developer will meet with clients, analyze client requirements, propose & construct solutions ... JBoss application server * Spring, Spring MVC * JPA, Hibernate * OOD Working knowledge & experience ...

The Timberline Group

Java/J2EE Developer

Saint Louis, MO · On-site

$49.50 - $64.25/hr

... application issues and ensure designs comply with specifications. 4. Design, develop and modify SQL database systems in Oracle database environment using Java, J2EE, JSP, SQL, XML and HTML ...

The Timberline Group

Java/Angular Developer

Saint Louis, MO · On-site

$49.50 - $64.25/hr

The developer will meet with clients, analyze client requirements, propose & construct solutions ... JBoss application server * Spring, Spring MVC * JPA, Hibernate * OOD Working knowledge & experience ...

Gallop Resources Inc

Fullstack Java Developer

Saint Louis, MO · On-site

$51 - $65.75/hr

Translates business requirements into technical details relevant to web application. * Familiarity ... Fullstack Java Developer Additional Information All your information will be kept confidential ...

The Timberline Group

Java / J2EE Developer

Saint Louis, MO · On-site

$49.50 - $64.25/hr

You will be developing application solutions through the complete SDLC in a fun, challenging, and ... Strong understanding of Object Oriented Programming * Analyze and develop Java solutions based on ...

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How much do java application developer jobs pay per hour?

As of May 29, 2026, the average hourly pay for java application developer in Saint Charles, MO is $54.99, according to ZipRecruiter salary data. Most workers in this role earn between $45.24 and $65.14 per hour, depending on experience, location, and employer.

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

To thrive as a Java Application Developer, you need strong proficiency in Java programming, object-oriented design, and a solid understanding of software development principles, typically supported by a degree in computer science or a related field. Familiarity with frameworks like Spring or Hibernate, version control systems such as Git, and experience with build tools and IDEs are highly valued, and certifications like Oracle Certified Professional Java Programmer can be advantageous. Excellent problem-solving abilities, effective communication, and strong teamwork skills set top developers apart. These competencies ensure the delivery of robust, maintainable applications and facilitate collaboration in dynamic development environments.

What are some common challenges Java Application Developers face when working on large-scale enterprise projects?

Java Application Developers working on large-scale enterprise projects often encounter challenges such as managing complex codebases, ensuring application scalability, and maintaining robust security practices. Coordinating with cross-functional teams like QA, DevOps, and UI/UX can also present integration and communication hurdles. Staying up-to-date with evolving Java frameworks and best practices is essential to address performance bottlenecks and optimize application efficiency. Proactive problem-solving and effective collaboration are key to overcoming these challenges.

What does a Java Application Developer do?

A Java Application Developer designs, develops, and maintains software applications using the Java programming language. They are responsible for writing clean, efficient code, debugging and resolving technical issues, and collaborating with other developers, designers, and stakeholders to ensure applications meet user needs. Java Application Developers often work on both frontend and backend components, integrate databases, and ensure the security and scalability of applications. They may also participate in code reviews, testing, and documentation throughout the software development lifecycle.

What is the difference between Java Application Developer vs Java Software Engineer?

AspectJava Application DeveloperJava Software Engineer
Required CredentialsBachelor's in Computer Science or related field, Java certificationsBachelor's in Computer Science or related field, Java certifications
Work EnvironmentDevelops, tests, and maintains Java applicationsDesigns and implements Java-based solutions, often involved in architecture
Employer & Industry UsageTech companies, software firms, enterprise applicationsTech firms, consulting, enterprise software development
Common Search & ComparisonFocuses on application development tasksBroader role including system design and architecture

Java Application Developers primarily focus on building, testing, and maintaining Java applications, while Java Software Engineers often have a broader role involving system design and architecture. Both roles require similar credentials and are used across tech and enterprise industries, but their day-to-day responsibilities differ slightly.

What are popular job titles related to Java Application Developer jobs in Saint Charles, MO? For Java Application Developer jobs in Saint Charles, MO, the most frequently searched job titles are:
What job categories do people searching Java Application Developer jobs in Saint Charles, MO look for? The top searched job categories for Java Application Developer jobs in Saint Charles, MO are:
What cities near Saint Charles, MO are hiring for Java Application Developer jobs? Cities near Saint Charles, MO with the most Java Application Developer job openings:
Java Application Developer jobs near you

Principal/Lead Java Developer

The Timberline Group

Saint Louis, MO • On-site

Full-time

Posted 12 days ago

Job description

Principal Java Developer/Team Lead to serve as the senior developer on a team working to create the next generation back end data analytics platform designed to deliver high quality data analytics to our application development teams to be used in transforming the delivery of care for our customers. In the Team Lead role the candidate will develop all application architectures and coding practices for a team of approximately 8 developers in addition to working closely with the business stakeholders to translate business requirements into working designs.
The next generation data platform is a platform being developed to intake data and process in real time implementing complex business rules designed by our industry leading medical expertise. This platform is currently in V1 development and is build using cutting edge tools and concepts.
Job Description:
Daily responsibilities
  • Work with product owner in an agile development (scrum) team to refine product requirements, groom the backlog, and manage the tasks for the development team.
  • Design the functional architecture of a stream and batch data processing platform using tools such as Java, Spring, Spark, Kafka, Drools/jBPM, and ELK (Elasticsearch stack).
  • Develop coding standards for developers on the team adhering to industry best practices.
  • Develop processes for test driven development using tools such as jUnit and Sonar Qube.
  • Contribute as an active developer on the Scrum team by writing, testing, and deploying code to meet requirements of user stories in the active sprint at 50 percent of time.
  • Team is responsible for developing deployment tools and models to deploy the application to AWS cloud using automated tools such as Bamboo.
  • Deliver emergency support to production systems as a member of an on call rotation.

Requirements
  • 5+ years experience in a Senior Role on an Agile development team
  • Proven experience developing Java applications using DI frameworks, especially Spring
  • Profound insight of Java and JEE internals (Classloading, Memory Management, Transaction management etc.)
  • Expert understanding of Object Oriented analysis and design using common design patterns.
  • Experience as a leader in applying industry best practices in a Java application
  • Experience in test driven development
  • Past experience in using Java in a data analytics and/or data transformation application
  • Expert on using and configuring Java development tools, IDE, source control, automated testing, automated deployment
  • Experienced on Linux OS and tools
  • Experience with developing, deploying, and maintaining applications in AWS

Preferred Skills
  • Experience on streaming data design using Kafka and Kafka Streams
  • Experience with Apache Spark and/or Hadoop
  • Experience with Red Had Developer suite (jBPM/Drools)
  • Experience with ELK stack (Elasticsearch and Logstach)
  • Familiar with concepts around data transformation and data warehousing
  • Familiar with entire stack of Atlassian tools
  • Familiar with Medical industry data exchange formats (HL7 standard formats, CDA, FHIR)

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