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Sr Java J2Ee Developer Jobs in O Fallon, MO (NOW HIRING)

The Timberline Group Company

Java Developer

Saint Louis, MO · On-site

$49.50 - $64.25/hr

Strong understanding of object oriented programming * Ability to analyze and develop Java solutions ... Proficient knowledge of Java & J2EE (including JSP, EJB, JDBC, SQL, XML, HTML and associated ...

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 of Java & J2EE (including JSP, EJB, JDBC, SQL, XML, HTML and associated ...

Samprasoft

Senior Java Developer

Saint Charles, MO

$54 - $68.75/hr

Object-oriented design and programming with Java, J2EE - web technologies, web framework * Solid working experience in developing cloud applications. * Angular 2.0 or above * Open source frameworks ...

Navtech, Inc.

FULL STACK JAVA DEVELOPER

Lake Saint Louis, MO · On-site

$49.75 - $64.25/hr

Design and Develop Java and J2EE-based web applications using Java frameworks as required by ... Sun/ Oracle Certified Java Programmer desirable Best Regards, Kevin Smith | PH: 224-296-3545

Exaways Corporation

Java Developer

O Fallon, MO

$47.75 - $61.75/hr

Strong hands on experience in Java(J2ee) * Strong in webservices (microservices), Rest API's, Oracle DB knowledge, Cloud native(preferably AWS or Azure) * Ability to drive end to end development ...

Gemini

Java Developer

Saint Louis, MO

$49.50 - $64.25/hr

Java Developer Location: St.Louis, MO - Inperson Interview Job Type: Full Time Only OPT EAD, CPT ... Experience developing applications using Core JAVA, J2EE, SQL Knowledge of design patterns and ...

The Giant Bullseye

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 ... Collaborate with cross-functional teams including DevOps, QA, and product to deliver high-quality ...

Gemini

Java Developer

Saint Louis, MO · On-site

$49.50 - $64.25/hr

Java Developer Location: St.Louis, MO - Inperson Interview Job Type: Full Time Only OPT EAD, CPT ... using Core JAVA, J2EE, SQL • Knowledge of design patterns and implementation experience • ...

Sonsoft Inc

-UI Developer with ava J2EE

Saint Louis, MO · On-site

$48.50 - $63.25/hr

At least 6 years of implementation experience in Java/J2EE technologies, Spring, Hibernate * At ... At least 4 years of experience in Server side programming using Core Java, J2EE, Java Servlets, JSP ...

AG Technologies

JAVA Developer

Chesterfield, MO

$50.50 - $65.25/hr

Developing, maintaining and experience migrating Visual Basic/ASP applications to J2EE framework ... Expertise with the Eclipse IDE, and related Java build tools and techniques * Familiarity with ...

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All JobsSr Java J2Ee Developer JobsSr Java J2Ee Developer Jobs in O'Fallon, MO

Sr Java J2Ee Developer information

See O Fallon, MO salary details

$10

$58

$80

How much do sr java j2ee developer jobs pay per hour?

As of Jun 16, 2026, the average hourly pay for sr java j2ee developer in O'Fallon, MO is $58.77, according to ZipRecruiter salary data. Most workers in this role earn between $51.49 and $65.67 per hour, depending on experience, location, and employer.

What is the difference between Sr Java J2Ee Developer vs Java Software Engineer?

AspectSr Java J2Ee DeveloperJava Software Engineer
Required CredentialsBachelor's in CS or related, Java certifications often preferredBachelor's in CS or related, Java certifications beneficial
Work EnvironmentDevelops enterprise applications, often in large teamsDesigns and develops Java applications, may work in teams or individually
Industry UsageCommon in finance, healthcare, and enterprise sectorsUsed across various industries including tech, finance, and startups
Search & Comparison IntentOften compared for seniority, responsibilities, and skillsCompared for roles, skills, and career progression

While both roles involve Java development, Sr Java J2Ee Developers typically focus on enterprise-level applications with more experience and responsibilities, whereas Java Software Engineers may work on a broader range of Java projects, including both enterprise and consumer applications.

What are some common challenges Sr Java J2EE Developers face when working on large-scale enterprise applications?

Sr Java J2EE Developers often encounter challenges such as managing application scalability, ensuring code maintainability, and integrating with legacy systems. Large-scale projects typically involve coordinating with cross-functional teams, which requires effective communication and collaboration skills. Additionally, staying updated with evolving frameworks and best practices is crucial to address performance bottlenecks and maintain security. Proactively addressing these challenges is essential for delivering robust, high-quality enterprise solutions.

What are Sr Java J2EE Developers?

Sr Java J2EE Developers are experienced software engineers who specialize in building, deploying, and maintaining enterprise-level applications using Java and the Java 2 Platform, Enterprise Edition (J2EE). They work with technologies like Servlets, JSP, EJB, and frameworks such as Spring and Hibernate to develop scalable, secure, and reliable software solutions. Senior developers often lead teams, design system architecture, and ensure best coding practices are followed throughout the software development lifecycle.

What are the key skills and qualifications needed to thrive as a Sr Java J2EE Developer, and why are they important?

To thrive as a Sr Java J2EE Developer, you need advanced proficiency in Java programming, expertise in J2EE frameworks, and a bachelor's degree in computer science or a related field. Familiarity with tools like Spring, Hibernate, Maven, RESTful APIs, and version control systems such as Git is typically required. Strong problem-solving abilities, effective communication, and leadership skills make a developer stand out in this senior role. These competencies are crucial for designing robust enterprise applications, collaborating with cross-functional teams, and leading projects to successful completion.
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Sr Java J2Ee Developer jobs near you

Java Developer

The Timberline Group Company

Saint Louis, MO • On-site

$49.50 - $64.25/hr

Other

Posted 28 days ago

Job description

Immediate Start Contract Positions Available

Client is seeking eight immediate start contractors/contract to hire. The following qualifications are required:

  • BS in a computer related field or equivalent experience
  • 5+ years of development experience in JAVA/J2EE
  • Strong understanding of object oriented programming
  • Ability to analyze and develop Java solutions based on customers' needs
  • The ability to develop technical documentation
  • Proficient knowledge of Java & J2EE (including JSP, EJB, JDBC, SQL, XML, HTML and associated technologies) and the use of those technologies in n-tier development environments
  • Proficient knowledge is also expected in object-oriented application development principles, theories, and concepts using J2EE specific design patterns and usage
  • Experience with MVC frameworks Spring MVC, Hibernate, Spring
  • REST & Web Services
  • Experience with the use of version control systems for code management
  • SOA / Web Services
  • Database Design
  • Resolve technical problems and performance functionality
  • Strong understanding of version control
  • Ability to work on your own or with a team
  • Adaptability, organization, and a strong work ethic

Nice to haves:

  • XML / XSLT
  • JavaScript / HTML / CSS
  • SQL / Microsoft SQL Server 2008 / Oracle DB / GIT / HTML / JavaScript / Cascading Style Sheets / CSS / JBOSS

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