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Contract Java Developer Startup Jobs in Washington, DC

CMT Services Inc

Sr. Java Developer

Washington, DC · On-site

$64.75 - $82.75/hr

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 ...

CMT Services Inc.

Sr. Java Developer

Washington, DC · On-site

$64.75 - $82.75/hr

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 ...

Metadimensions

Java Developer-TIBCO

Herndon, VA · On-site

$52.50 - $67.75/hr

Java/ J2EE Developers that are local to DC/ Herndon area that are interested for a contract opportunity. Looking for people that have Java/J2EE and preferably some SOA skills but if they are a lead ...

Metadimensions, Inc.

Java Developer-TIBCO

Herndon, VA

$52.50 - $67.75/hr

Java/ J2EE Developers that are local to DC/ Herndon area that are interested for a contract opportunity. Looking for people that have Java/J2EE and preferably some SOA skills but if they are a lead ...

eSolutionsFirst, LLC

Java Developer

Mclean, VA · On-site

$52.25 - $67.75/hr

Java Developer Mclean, VA 12 Months Contract Responsibilities: * Must have 8+ years of experience. * Engage business users to define the requirements and design for a vast array of tools supporting ...

ASRC Federal Holding

Java Developer

Arlington, VA · On-site

$58.75 - $76/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

... a Java Developer with experience in building high-performing, scalable, enterprise-grade ... contract in Arlington, VA. Work Location: Hybrid - Arlington, VA (2 days per week onsite). Fully ...

BTree Solutions, Inc.

SR. JAVA DEVELOPER

Mclean, VA · On-site

$58.25 - $74.25/hr

USC, GC, H1B and EAD Contract Type: W2 ICM BTO enterprise models technology needs a senior full stack Java developer to support growing business needs for model analytics for the company's mortgage ...

System One

Java Developer

Greenbelt, MD · Remote

$52.25 - $67.50/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Java Developer Location: Greenbelt, Maryland Type ... Contract-to-Hire Compensation: 120-190K (depends on years experience) Work Model: Remote Security ...

System One

Java Developer

Greenbelt, MD · Remote

$52.25 - $67.50/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Java Developer Location: Greenbelt, Maryland Type ... Contract-to-Hire Compensation: 120-190K (depends on years experience) Work Model: Remote Security ...

System One

Java Developer

Greenbelt, MD · Remote

$52.25 - $67.50/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Java Developer Location: Greenbelt, Maryland Type ... Contract-to-Hire Compensation: 120-190K (depends on years experience) Work Model: Remote Security ...

System One

Java Developer

Greenbelt, MD · Remote

$52.25 - $67.50/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Java Developer Location: Greenbelt, Maryland Type ... Contract-to-Hire Compensation: 120-190K (depends on years experience) Work Model: Remote Security ...

System One Holdings, LLC

Java Developer

Greenbelt, MD · On-site

$120K - $190K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Java Developer Location: Greenbelt, Maryland Type ... Contract-to-Hire Compensation: 120-190K (depends on years experience) Work Model: Remote Security ...

Artech Information System LLC

Java Developer

Herndon, VA

$52.50 - $67.75/hr

S. Government contract that provides personnel security management to DOD. The position involves ... JAVA developer with 1-2 years experience Experience with Java (J2SE and J2EE), JSP/servlet, JDBC ...

Cymertek

Java / Spring Developer

Annapolis Junction, MD · On-site

$52 - $67.50/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Java / Spring Developer LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please ... Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some ...

Cymertek

Java / Spring Developer

Chantilly, VA · On-site

$52.75 - $68.25/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Java / Spring Developer LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this ... Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some ...

AHU Technologies Inc

Sr Java Developer

Washington, DC · On-site

$80 - $85/hr

Contract w2/1099/C2C MINIMUM EDUCATION: Bachelor's degree in IT, related field, or equivalent experience. REQUIRED EXPERIENCE: 16 years INTERVIEWS: In Person The Senior JAVA Developer position ...

Cymertek

Java / Spring Developer

Tysons, VA · On-site

$51.25 - $66.25/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Java / Spring Developer LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this ... Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some ...

System One Holdings, LLC

Java Developer - 100% REMOTE

Vienna, VA · On-site +1

$40 - $60/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Java Developer Location: MUST BE LOCAL TO VIENNA, VA or WINCHESTER, VA or PENSACOLA, FL FOR FACE TO ... Contract Compensation: Negotiable, W-2 or C2C Responsibilities * Develop APIs using microservice ...

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Showing results 21-40

All JobsContract Java Developer Startup JobsContract Java Developer Startup Jobs in Washington, DC

Contract Java Developer Startup information

See Washington, DC salary details

$17

$64

$87

How much do contract java developer startup jobs pay per hour?

As of Aug 14, 2026, the average hourly pay for contract java developer startup 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 are some common challenges contract Java developers face when working at startups, and how can they prepare for them?

Contract Java Developers at startups often face fast-paced environments with shifting priorities and limited documentation. Adapting quickly to new codebases, collaborating with small, cross-functional teams, and managing ambiguity are frequent challenges. To prepare, developers should brush up on agile methodologies, familiarize themselves with popular Java frameworks, and be proactive in communicating with stakeholders. Demonstrating flexibility and strong problem-solving skills will help ensure a successful contract period.

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

To excel as a Contract Java Developer in a startup environment, you need strong proficiency in Java programming, object-oriented design, and a solid understanding of software development lifecycles, usually supported by relevant experience or a computer science degree. Familiarity with frameworks like Spring Boot, version control systems (e.g., Git), build tools (e.g., Maven or Gradle), and cloud platforms is often required. Outstanding problem-solving ability, adaptability, and clear communication skills help you collaborate effectively and respond to rapidly changing project needs. These skills and qualities enable you to deliver robust, scalable solutions quickly and efficiently, which is critical in the fast-paced, resource-constrained startup setting.

What does a contract Java developer do at a startup?

A Contract Java Developer at a startup is responsible for designing, developing, and maintaining Java-based applications on a temporary basis, usually to help accelerate specific projects or fill short-term talent gaps. They often work on building scalable backend systems, integrating APIs, and ensuring the product can rapidly evolve as the startup grows. Their work may also involve troubleshooting, optimizing performance, and collaborating closely with other developers, designers, and product managers. Because startups are fast-paced environments, contract developers are expected to adapt quickly and deliver results within tight deadlines.

What is the difference between Contract Java Developer Startup vs Contract Java Developer Enterprise?

AspectContract Java Developer StartupContract Java Developer Enterprise
CredentialsJava certification, relevant experienceJava certification, relevant experience
Work EnvironmentFast-paced, innovative, small teamsStructured, larger teams, formal processes
Employer & IndustryStartups, tech, e-commerceLarge corporations, finance, healthcare
Search & Comparison IntentYesYes

The main difference between a Contract Java Developer Startup and a Contract Java Developer Enterprise lies in the work environment and company size. Startups typically offer a dynamic, fast-paced setting with smaller teams, while enterprises provide a more structured environment with larger teams and formal processes. Both roles require similar credentials and are sought after by companies in different industry sectors.

What are the most commonly searched types of Java Developer Startup jobs in Washington, DC?

The most popular types of Java Developer Startup jobs in Washington, DC are:

What are popular job titles related to Contract Java Developer Startup jobs in Washington, DC?

For Contract Java Developer Startup jobs in Washington, DC, the most frequently searched job titles are:

What job categories do people searching Contract Java Developer Startup jobs in Washington, DC look for?

The top searched job categories for Contract Java Developer Startup jobs in Washington, DC are:

Contract Java Developer Startup jobs near you
Infographic showing various Contract Java Developer Startup job openings in Washington, DC as of August 2026, with employment types broken down into 79% Full Time, 3% Part Time, and 18% Contract. Highlights an 81% Physical, 4% Hybrid, and 15% 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 • On-site

$64.75 - $82.75/hr

Contractor

Posted 14 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 support the missions and strategic business goals of our clients.

Position Title: 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:

At CMT 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.