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Contract Java Developer Jobs in Saint Louis, MO (NOW HIRING)

kollasoft

Java/J2EE developer Sr.

Saint Louis, MO · On-site

$49.50 - $64.25/hr

Louis,MO Duration: 2-3 Years Contract Need GC or USC only Communication: Present ideas assertively, aggressively and not be easily ignored. * Be articulate, persuasive and organized in their ...

Varsity Tutors

Java Tutor

Saint Louis, MO · Remote

$18 - $40/hr

Deep knowledge of Java syntax, object-oriented programming principles, inheritance, polymorphism ... Varsity Tutors does not contract in: Alaska, California, Colorado, Delaware, Hawaii, Maine, New ...

Artius Solutions

Lead Java Engineer

Saint Louis, MO · On-site

$140K - $150K/yr

... contract). * Design and implement microservices using Spring Boot, Spring WebFlux, and modern ... Familiar with CI/CD tools and pipelines (DevOps mindset), application lifecycle management tools (e ...

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All JobsContract Java Developer JobsContract Java Developer Jobs in Saint Louis, MO

Contract Java Developer information

See Saint Louis, MO salary details

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$55

$75

How much do contract java developer jobs pay per hour?

As of Sep 9, 2026, the average hourly pay for contract java developer in Saint Louis, MO is $55.12, according to ZipRecruiter salary data. Most workers in this role earn between $47.69 and $61.68 per hour, depending on experience, location, and employer.

What is a contract Java developer?

Contract Java Developers are software professionals who specialize in the Java programming language and are hired on a contract basis, rather than as permanent employees. They typically work for a set period of time or on a specific project, developing, testing, and maintaining Java-based applications according to the client’s requirements. These developers are often brought in to provide specialized expertise, handle workload spikes, or complete short-term projects. Their roles may include writing code, fixing bugs, integrating systems, and ensuring applications meet performance and security standards.

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

To thrive as a Contract Java Developer, you need strong Java programming skills, experience with object-oriented design, and a solid understanding of software development lifecycles, typically supported by a relevant degree or certifications. Familiarity with frameworks like Spring, build tools such as Maven or Gradle, and version control systems like Git is commonly required. Excellent problem-solving, adaptability, and clear communication skills help you efficiently integrate with new teams and projects. These abilities ensure you can quickly deliver high-quality, maintainable code that meets client requirements in a dynamic contract environment.

What are some common challenges faced by contract Java developers when integrating with existing teams and projects?

Contract Java Developers often need to quickly adapt to unfamiliar codebases and team workflows, which can be challenging given tight project timelines. Effective communication is essential, as they must coordinate with permanent staff, understand project requirements, and align with established coding standards and deployment processes. Many contractors also need to manage multiple projects or clients simultaneously, requiring strong time management skills. Proactively seeking clarity on expectations and leveraging onboarding resources can help ease the integration process.

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

AspectContract Java DeveloperContract Software Engineer
Required CredentialsBachelor's in Computer Science, Java certificationsBachelor's in Computer Science or related, various programming certifications
Work EnvironmentDevelopment teams, client sites, remote optionsDevelopment teams, client sites, remote options
Industry UsageTech, finance, healthcare, e-commerceTech, finance, healthcare, e-commerce
Search & Comparison IntentFocus on Java-specific roles, Java projectsBroader software development roles, multiple languages

Contract Java Developers specialize in Java programming and are often sought for Java-specific projects. Contract Software Engineers have a broader scope, working with multiple programming languages and technologies. Both roles are common in tech industries and share similar work environments, but the Java Developer role is more focused on Java expertise.

Are Contract Java developers still in demand?

Contract Java developers remain in demand due to ongoing needs for software development, system integration, and enterprise applications. Skills in frameworks like Spring and experience with cloud platforms can enhance job prospects in this field.

What are the most commonly searched types of Java Developer jobs in Saint Louis, MO?

The most popular types of Java Developer jobs in Saint Louis, MO are:

What job categories do people searching Contract Java Developer jobs in Saint Louis, MO look for?

The top searched job categories for Contract Java Developer jobs in Saint Louis, MO are:

Contract Java Developer jobs near you
Infographic showing various Contract Java Developer job openings in Saint Louis, MO as of September 2026, with employment types broken down into 84% Full Time, 3% Part Time, and 13% Contract. Highlights an 78% Physical, 4% Hybrid, and 18% Remote job distribution, with an average salary of $114,656 per year, or $55.1 per hour.

Java/J2EE developer Sr.

Saint Louis, MO • On-site

kollasoft
See more jobs at kollasoftexternal

$49.50 - $64.25/hr

Contractor

Re-posted 9 days ago

Job description

Java J2EE Developer in St.Louis,MO
Duration: 2-3 Years Contract
Need GC or USC only
Communication:
Present ideas assertively, aggressively and not be easily ignored.
  • Be articulate, persuasive and organized in their presentation skills.
  • Carry themselves well in-group settings.
  • Listen and promote open communication upward, downward and cross-functionally.
  • Write meaningful complex documents such as program specifications and test plans. Documents should be clear,
  • concise, grammatically correct, and require minimal editing.
  • Communicate effectively with peers, clients, FRIT personnel, and other District personnel. Effectively and accurately
  • Track progress and report status.

Qualifications
Knowledge and Experience:
  1. 10+ years of experience required.
  2. Use and apply technical/business knowledge on both the job and future planning of job deliverables.
  3. Expert on Java EE technologies (specifically JSP/JSF, JDBC, JPA, JAXB, JAXP, Web Services - JAX-WS, Maven to build), Angular 2 or above
  4. Expert in open source frameworks (Hibernate, Spring).
  5. Experience with MyFaces, Trinidad, Spring Web Flow, Spring Batch, RichFaces, and Facelets is a plus.
  6. Experience with Eclipse/ RSA, Oracle, WebLogic, WebSphere, & web services.
  7. Working knowledge with Angular is a plus.
  8. Must be familiar with implementing standard best practices (e.g. secure programming, Java patterns, test first development.)
  9. Provide expert technical mentoring on the tools used for a specific project and how to get the most out of the tools.
  10. Provide fully documented work, instruction, and training to peers as required.

Thanks,
Rick Martin
(480) 779-6123 Ext : 112

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