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Trainee Federal Java Developer Jobs in Washington, DC

CMT Services, Inc.

Sr. Java Developer

Washington, DC · Remote

$64.75 - $82.75/hr

Sr. Java Developer Location: Federal Emergency Management Agency (FEMA) 500 C Street, SW, Washington, DC 20472 Period of Performance: 8/25/2026 - 2/24/2027 (6 months) Place of Performance: Remote ...

Black Cape

Java Developer

Bethesda, MD · On-site

$53 - $68.75/hr

Java Developer (2+ years - Senior Levels) Location: Bethesda, MD Onsite: Expected to go onsite ... federal government customers. We are a COOL and FUN crew that works hard and plays maybe even a ...

Black Cape

Java Developer

Bethesda, MD · On-site

$53 - $68.75/hr

Java Developer (2+ years - Senior Levels) Location: Bethesda, MD Onsite: Expected to go onsite ... federal government customers. We are a COOL and FUN crew that works hard and plays maybe even a ...

kgs

Java Developer

Vienna, VA · On-site

$51.25 - $66.25/hr

Kadiak, LLC, a Koniag Government Services company, is seeking a Java Developer with a TS/SCI ... federal, state, or local law. We are committed to equal employment opportunity in all decisions ...

Koniag, Inc.

Java Developer

Vienna, VA · On-site

$150K - $220K/yr

Kadiak, LLC, a Koniag Government Services company, is seeking a Java Developer with a TS/SCI ... federal, state, or local law. We are committed to equal employment opportunity in all decisions ...

kgs

Java Developer

Vienna, VA

$51.25 - $66.25/hr

Kadiak, LLC, a Koniag Government Services company, is seeking a Java Developer with a TS/SCI ... federal, state, or local law. We are committed to equal employment opportunity in all decisions ...

Koniag Services, Inc.

Java Developer

Vienna, VA · On-site

$120 - $170/hr

Kadiak, LLC, a Koniag Government Services company, is seeking a Java Developer with a TS/SCI ... federal, state, or local law. We are committed to equal employment opportunity in all decisions ...

System One

Java Developer

Greenbelt, MD · Remote

$52.25 - $67.50/hr

Java Developer Location: Greenbelt, Maryland Type: Contract-to-Hire Compensation: 120-190K (depends ... federal, state, or local law. #M-2 #LI-CK1 Ref: #851-Rockville-S1

System One

Java Developer

Greenbelt, MD · Remote

$52.25 - $67.50/hr

Java Developer Location: Greenbelt, Maryland Type: Contract-to-Hire Compensation: 120-190K (depends ... federal, state, or local law. #M-2 #LI-CK1 Ref: #851-Rockville-S1

System One

Java Developer

Greenbelt, MD · Remote

$52.25 - $67.50/hr

Java Developer Location: Greenbelt, Maryland Type: Contract-to-Hire Compensation: 120-190K (depends ... federal, state, or local law. #M-2 #LI-CK1 Ref: #851-Rockville-S1

System One

Java Developer

Greenbelt, MD · Remote

$52.25 - $67.50/hr

Java Developer Location: Greenbelt, Maryland Type: Contract-to-Hire Compensation: 120-190K (depends ... federal, state, or local law. #M-2 #LI-CK1 Ref: #851-Rockville-S1

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All JobsFederal Java Developer JobsTrainee Federal Java Developer JobsTrainee Federal Java Developer Jobs in Washington, DC

Trainee Federal Java Developer information

See Washington, DC salary details

$17

$64

$87

How much do trainee federal java developer jobs pay per hour?

As of Aug 22, 2026, the average hourly pay for trainee federal java developer in Washington, DC is $64.22, according to ZipRecruiter salary data. Most workers in this role earn between $55.53 and $71.88 per hour, depending on experience, location, and employer.

What is a trainee federal Java developer?

Trainee Federal Java Developers are entry-level software developers who specialize in using the Java programming language to build and maintain applications for federal government agencies. They typically work under the supervision of experienced developers and learn how to follow federal coding standards, ensure security compliance, and support government IT projects. Their responsibilities often include coding, testing, debugging, and documenting software, while gaining hands-on experience with tools and processes used in federal environments. This position is ideal for recent graduates or those transitioning into government tech roles.

What projects and technologies does a trainee federal Java developer work with?

As a Trainee Federal Java Developer, you will likely be assigned to projects that support government applications, such as internal web portals, case management systems, or data processing tools. Early tasks often include maintaining and updating existing Java-based applications, writing unit tests, and debugging under the guidance of senior developers. You’ll commonly use technologies like Java EE, Spring Boot, RESTful APIs, and version control systems such as Git. Collaboration is key, so expect to participate in daily stand-up meetings, code reviews, and documentation efforts within an agile development team.

What skills and qualifications are needed to thrive as a trainee federal Java developer?

To thrive as a Trainee Federal Java Developer, you need a strong understanding of Java programming, object-oriented design, and a relevant degree in computer science or a related field. Familiarity with development tools such as Eclipse or IntelliJ IDEA, version control systems like Git, and exposure to federal security standards or certifications (e.g., CompTIA Security+) are beneficial. Attention to detail, problem-solving ability, and effective communication skills help you collaborate within teams and adapt to government project requirements. These skills ensure you can develop secure, reliable software solutions that comply with federal standards and meet project goals.

What is the difference between Trainee Federal Java Developer vs Junior Java Developer?

AspectTrainee Federal Java DeveloperJunior Java Developer
Required CredentialsBasic Java knowledge, often pursuing or recent completion of relevant trainingProven Java skills, some work experience or internships
Work EnvironmentFederal government projects, training-focused rolesPrivate or public sector companies, development teams
Employer & Industry UsagePrimarily federal agencies or contractorsVarious industries including finance, tech, government
Search & Comparison IntentUnderstanding entry-level federal rolesAssessing early career Java development opportunities

The Trainee Federal Java Developer role is typically an entry-level position focused on training and gaining federal project experience, often requiring basic Java knowledge. In contrast, a Junior Java Developer usually has some practical experience and works on broader development tasks across various industries. Both roles serve as stepping stones in Java careers but differ mainly in experience level and work environment.

Trainee Federal Java Developer jobs near you
Infographic showing various Trainee Federal Java Developer job openings in Washington, DC as of July 2026, with employment types broken down into 1% As Needed, 77% Full Time, 21% Part Time, and 1% Contract. Highlights an 95% Physical, 1% Hybrid, and 4% Remote job distribution, with an average salary of $133,569 per year, or $64.2 per hour.

Sr. Java Developer

CMT Services, Inc.

Washington, DC • Remote

$64.75 - $82.75/hr

Contractor

Posted 22 days ago

Job description

ABOUT US:

CMT Services Inc. is a dynamic and small business supporting Federal, State, and Local government agencies. As an SBA-certified HUBZone, Woman Owned Small Business (WOSB), we deliver quality, professional services to supportthe missions and strategic business goals of our clients.

PositionTitle:Sr. Java Developer

Location:

Federal Emergency Management Agency (FEMA)

500 C Street, SW, Washington, DC 20472

Period of Performance:

8/25/2026 - 2/24/2027 (6 months)

Place of Performance:

Remote work is authorized under this contract

Citizenship

U.S. Citizenship or Green card holder

Position Summary:The Sr. Java Developer supports the sustainment, correction, enhancement, testing, implementation, and technical documentation of FEMA's eCAPS application. Works with the Sr. Java Developer, Project Manager, Business Analyst/Tester, FEMA technical personnel, and system stakeholders to maintain stable application operations and implement approved changes.

Key Responsibilities:

  • Develop, correct, test, and document approved eCAPS software changes, enhancements, defect resolutions, and security remediations.
  • Support Java/JDK, Oracle 19c, WebLogic, RHEL, FEIMS, SFS, and IFMIS-related application functions and interfaces.
  • Conduct unit testing, maintain source code and configuration records, and support integration, user acceptance, performance, and security testing.
  • Prepare or update design documents, test cases, system manuals, release materials, implementation plans, and training documentation.
  • Support Tier III issue resolution, production releases, application monitoring, and optional disaster-response surge activities when authorized.

Required Qualifications:

  • Experience supporting Java-based enterprise applications and associated development, testing, deployment, or sustainment activities.
  • Experience with Java, Oracle databases, SQL, WebLogic, or comparable enterprise application technologies.
  • Ability to analyze defects, implement approved corrections, conduct unit testing, and maintain technical documentation.
  • Ability to comply with DHS/FEMA security, configuration management, records management, and Section 508 requirements.
  • Federal experience is preferred.

Education:

  • Bachelor's degree in Computer Science, Information Technology, Software Engineering, or a related field.


Join Our Team:

AtCMT Services, we believe that extraordinary results come from empowering exceptional people. If you're ready to lead innovative projects, solve complex challenges, and contribute to meaningful infrastructure development while advancing your career in a supportive, collaborative environment, we want to hear from you.

Disclaimer:

By submitting your resume for this job posting, you authorize CMT Services, Inc. to forward your resume to all applicable internal and external managers, agencies, and recruitment personnel for review and consideration to hire.

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