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Java Developer Java Jobs in Washington (NOW HIRING)

TENAX Technologies

Java Developer

Washington, DC · On-site

$57.75 - $74.75/hr

Full Stack Java Developer (TS/SCI) Office of Naval Intelligence Support TENAX Technologies, LLC is seeking experienced Full Stack Java Developers to support mission-critical Information Technology ...

LCG Inc

Full Stack Developer / Java Developer

Rockville, MD · On-site

$91.83K - $124.75K/yr

Full Stack Developer / Java Developer Sponsorship: No sponsorship assistance is available for this position. Hybrid: Minimum of 3 Days Onsite (May increase as Client needs may increase) Position ...

LCG

Full Stack Developer / Java Developer

Rockville, MD · Hybrid

$91.83K - $124.75K/yr

Full Stack Developer / Java Developer Sponsorship: No sponsorship assistance is available for this position. Hybrid: Minimum of 3 Days Onsite (May increase as Client needs may increase) Position ...

Kasmo Global

Java Developer

Sterling, VA · On-site

$50.50 - $65.25/hr

- Java Developer -Need Local and Genuine Candidates with Driver's License. Job location: Bellevue, WA. onsite job - Local Candidate Only Interview process: 2 rounds. 1st round is tech screening with ...

New

Tenax Technologies LLC

Java Developer

Washington, DC

$57.75 - $74.75/hr

Full Stack Java Developer (TS/SCI) - Office of Naval Intelligence Support TENAX Technologies, LLC is seeking experienced Full Stack Java Developers to support mission-critical Information Technology ...

TecTammina

Java Developer

Mclean, VA · On-site

$51.50 - $66.75/hr

Java Developer Work Location : McLean, VA Job Type : Permanent / Contract (W2 or 1099) Responsibilities: * Knowledge of professional software engineering practices & best practices for the full ...

Purple Drive Technologies

Java Developer

Mclean, VA · On-site

$51.50 - $66.75/hr

Role: Java Developer Exp 8-10 years Skills: Mongo DB, Advanced Java Concepts Java development skills * Must have a working experience in AWS environment (Not theoretical knowledge) * Event-based ...

Software Technology Inc

Java Developer

Rockville, MD · On-site

$52 - $67.25/hr

Java Developer Apex Systems has an immediate opening for a mid-level Java Developer/SDET. The position is on a long-term contract basis, with chance to become a permanent employee if desired. The ...

New

Marathon TS

Java Developer

Manassas Park, VA · On-site

$50.25 - $65.25/hr

Java Developer Marathon TS is looking for a Java Developer with Python experience to support our messaging team. The messaging team works on customer facing applications as well supports a test tool ...

Syntricate Technologies

Java Developer

Reston, VA · On-site

$53 - $68.75/hr

Only On W2 Java Developer - 10 New Positions Reston VA or Plano TX Duration: 1 year, starting beginning of January In Person Interview is a must, person must be solid on Java + AWAS Process: Step 1: ...

Snowrelic Inc

Java Developer

Mclean, VA · On-site

$51.50 - $66.75/hr

Java Developer Duration: 12 months Location: McLean, VA   Must Have- • Java, Spring Boot, AWS, APIS, Angular   : * At least 8+ years of Java Streams experience. * At least 3+ years of ...

Purple Drive

Java Developer

Mclean, VA · On-site

$52.25 - $67.75/hr

Senior Java Developer (Angular + AWS + Microservices) Location: [McLean , VA / Local Candidates] Employment Type: Contract Job Overview: We are seeking a highly skilled Senior Java Developer with ...

New

TekForce

Java Developer

Rockville, MD

$52 - $67.25/hr

Sr. Java Developer The Senior Java Developer will work as the senior developer in the document management / workflow space. The types of projects they will work on are a mix of system replacement ...

Everest Technologies

Java Developer

Bethesda, MD · Hybrid

$54.75 - $70.75/hr

Java Developer Bethesda, MD Long Term Contract Hybrid Onsite Atleast 15 years of experience overall Key Required Skills: Strong experience with Java, OpenShift/ Amazon Web Services (AWS), Agile ...

Salient Federal Solutions, Inc.

Java Developer

Chantilly, VA · On-site

$52.75 - $68.25/hr

In this role you will Work as a software developer for Federal Government customer on Java, Oracle & other web technologies under direct supervision of the Project Manager or Task Lead in an Agile ...

Omni Inclusive

JAVA Developer

Chantilly, VA · On-site

$52.25 - $67.50/hr

Java/J2EE Developer Responsible for overseeing the architecture, design, and development of Java/J2EE applications with a focus on RESTful services and Spring Boot framework. The primary objectives ...

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

To thrive as a Java Developer, you need strong programming skills in Java, a solid understanding of object-oriented design, and typically a degree in computer science or a related field. Familiarity with frameworks like Spring or Hibernate, version control systems such as Git, and build tools like Maven or Gradle is essential, and certifications like Oracle Certified Professional Java Programmer can be advantageous. Effective problem-solving, teamwork, and good communication skills help Java Developers excel in collaborative and dynamic environments. These technical and soft skills are crucial for building robust, maintainable software solutions that meet business requirements.

How does a Java Developer typically collaborate with other teams during the software development lifecycle?

Java Developers often work closely with cross-functional teams, including front-end developers, QA testers, project managers, and sometimes clients. They participate in code reviews, contribute to design discussions, and coordinate with DevOps professionals to ensure smooth deployment processes. Effective communication and teamwork are essential, as Java Developers must translate technical requirements, troubleshoot issues, and ensure their code integrates seamlessly with other system components. This collaborative environment not only enhances project outcomes but also provides opportunities to learn from different disciplines.

What are Java Developers?

Java Developers are software professionals who design, develop, and maintain applications using the Java programming language. They work on a wide range of projects, from web and mobile applications to enterprise-level systems. Their responsibilities often include writing clean code, debugging, collaborating with other team members, and ensuring applications are secure and scalable. Java Developers are also expected to stay updated with the latest Java technologies and frameworks to deliver efficient solutions.

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

AspectJava Developer JavaJava Software Engineer
Required CredentialsBachelor's in Computer Science, Java certificationsBachelor's in Computer Science, Java certifications
Work EnvironmentDevelopment teams, tech companies, startupsDevelopment teams, tech companies, startups
Industry UsageSoftware development, web applications, enterprise solutionsSoftware development, web applications, enterprise solutions
Common Search IntentJob roles, skills, salary infoJob roles, skills, salary info

Java Developer Java and Java Software Engineer roles often overlap in skills and work environment. Both require similar credentials and are used interchangeably in the industry. The main difference lies in the job title emphasis: 'Developer' focuses on coding and building applications, while 'Software Engineer' may imply a broader scope including design and architecture. Candidates should review specific job descriptions to understand the expectations for each role.

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Infographic showing various Java Developer Java job openings in Washington as of May 2026, with employment types broken down into 91% Full Time, 3% Part Time, and 6% Contract. Highlights an 80% Physical, 5% Hybrid, and 15% Remote job distribution.
Java Developer

Java Developer

TENAX Technologies

Washington, DC • On-site

$57.75 - $74.75/hr

Full-time

Posted 10 days ago

Job description

Salary:

Full Stack Java Developer (TS/SCI) Office of Naval Intelligence Support

TENAX Technologies, LLC is seeking experienced Full Stack Java Developers to support mission-critical Information Technology services for the Office of Naval Intelligence (ONI). These are full-time, onsite positions requiring an active Top Secret clearance with SCI eligibility.

Selected candidates will design, develop, deploy, and sustain secure, scalable Java-based enterprise applications supporting national security missions within a DevSecOps-driven environment. This role is ideal for developers with strong expertise in Java enterprise application development, modern front-end frameworks, API integration, and secure software delivery within classified DoD environments.

Location

This position is an on-site job with the work location in Suitland, MD. This position does not allow for remote or hybrid work.

Position Overview

The Full Stack Java Developer will be responsible for the full software development lifecycle of mission applications, with a primary focus on Java-based back-end development integrated with modern front-end technologies and enterprise databases. Responsibilities include designing secure application architectures, developing RESTful services and APIs, building responsive user interfaces, integrating with mission systems, and supporting deployment pipelines in secure environments.

This position emphasizes Java full stack development, secure coding, CI/CD automation, and compliance with DoD cybersecurity requirements. Developers will work closely with system engineers, cybersecurity teams, database administrators, and mission stakeholders to deliver resilient, high-performing solutions that support critical intelligence operations.

Key Responsibilities

  • Design, develop, test, and maintain full stack enterprise applications with a primary focus on Java/J2EE development
  • Develop robust back-end services using Java, Spring Boot, Spring Framework, Hibernate/JPA, and RESTful API architectures
  • Build and enhance front-end interfaces using JavaScript, TypeScript, and modern frameworks such as Angular, React, or similar technologies
  • Develop and optimize relational database solutions using Oracle, PostgreSQL, MySQL, and SQL query tuning
  • Design and implement microservices-based architectures and secure API integrations across enterprise platforms
  • Support DevSecOps pipelines including automated builds, testing, code quality validation, vulnerability scanning, and deployments
  • Implement secure coding practices aligned with DoD cybersecurity policies, RMF requirements, and vulnerability remediation processes
  • Integrate applications with cloud services, enterprise platforms, and mission-critical intelligence data sources
  • Troubleshoot application defects, performance bottlenecks, and production issues across front-end and back-end systems
  • Participate in Agile development activities including sprint planning, code reviews, backlog refinement, and release planning
  • Produce and maintain technical documentation including architecture diagrams, API documentation, deployment guides, and configuration management artifacts

Required Qualifications

  • Active Top Secret clearance with SCI eligibility
  • DoD IAT Level II certification or higher (e.g., Security+ CE, CASP+, or equivalent)
  • Bachelors degree in Computer Science, Software Engineering, Information Systems, or related field (or equivalent professional experience)
  • Minimum 3 years of experience in full stack software development with strong emphasis on Java application development
  • Strong proficiency in:
    • Java, J2EE, Spring Boot, Spring Framework
    • RESTful web services and API development
    • Front-end development using JavaScript, TypeScript, Angular, or React
    • SQL development using Oracle, PostgreSQL, MySQL, or similar platforms
  • Experience working in a DevSecOps environment, including CI/CD pipeline implementation and sustainment
  • Familiarity with source control and configuration management tools such as Git, GitLab, or GitHub
  • Experience with secure coding standards, application security, and vulnerability remediation

Desired Qualifications

  • 5+ years of experience in Full Stack Java development within DoD or Intelligence Community environments
  • Experience with microservices architecture, API gateway integration, and service-oriented design
  • Familiarity with Docker, Kubernetes, OpenShift, or containerized application deployments
  • Experience supporting RMF, system accreditation, and Authority to Operate (ATO) processes
  • Knowledge of AWS, Azure, or DoD cloud environments
  • Experience with message brokers, event-driven architecture, and enterprise integration patterns
  • Familiarity with automated testing frameworks and test-driven development (TDD)
  • Prior experience supporting Office of Naval Intelligence, DoD, or Intelligence Community mission systems