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Java Developer Volunteer Jobs in Ashburn, VA (NOW HIRING)

Metron

Autonomous Systems Software Engineer

Reston, VA

$180K - $213K/yr

Programming experience in C++ and/or Java programming languages * Experience using one or more ... Additional Voluntary Benefits * Paid Time Off * 9 Observed Holidays and 2 Floating Holidays * Paid ...

Bridge Core (BCore)

Cloud DevOps Engineer

Reston, VA · On-site

$195K - $230K/yr

... Python, Java, Go). * Ability to write clean, maintainable code and contribute to application ... Benefits include Health/Dental/Vision, 401(k), Paid Time Off, STD/LTD/Life Insurance/Voluntary Life ...

Bridge Core (BCore)

Cloud DevOps Engineer

Reston, VA · Hybrid

$195K - $230K/yr

... Python, Java, Go). * Ability to write clean, maintainable code and contribute to application ... Benefits include Health/Dental/Vision, 401(k), Paid Time Off, STD/LTD/Life Insurance/Voluntary Life ...

Bridge Core (BCore)

Cloud DevOps Engineer

Reston, VA · Hybrid

$195K - $230K/yr

... Python, Java, Go). * Ability to write clean, maintainable code and contribute to application ... Benefits include Health/Dental/Vision, 401(k), Paid Time Off, STD/LTD/Life Insurance/Voluntary Life ...

CATHEXIS

AI/ML Software Developer (req-262)

Mclean, VA · On-site

$123K - $149K/yr

Experience with JavaScript, Java, or other object-oriented programming language(s). * Hands-on ... Life Insurance (Basic, Voluntary & AD&D) * Paid Time Off * 11 Federal Holidays * Parental Leave

CATHEXIS

AI/ML Software Developer (req-257)

Tysons, VA · On-site

$123K - $149K/yr

Experience with JavaScript, Java, or other object-oriented programming language(s). * Hands-on ... Life Insurance (Basic, Voluntary & AD&D) * Paid Time Off * 11 Federal Holidays * Parental Leave

CATHEXIS

AI/ML Software Developer (req-246)

Tysons, VA · On-site

$123K - $149K/yr

Experience with JavaScript, Java, or other object-oriented programming language(s). * Hands-on ... Life Insurance (Basic, Voluntary & AD&D) * Paid Time Off * 11 Federal Holidays * Parental Leave

CATHEXIS

AI/ML Software Developer (req-246)

Mclean, VA · On-site

$123K - $149K/yr

Experience with JavaScript, Java, or other object-oriented programming language(s). * Hands-on ... Life Insurance (Basic, Voluntary & AD&D) * Paid Time Off * 11 Federal Holidays * Parental Leave

CATHEXIS

AI/ML Software Developer (req-257)

Mclean, VA · On-site

$123K - $149K/yr

Experience with JavaScript, Java, or other object-oriented programming language(s). * Hands-on ... Life Insurance (Basic, Voluntary & AD&D) * Paid Time Off * 11 Federal Holidays * Parental Leave

CATHEXIS

AI/ML Software Developer (req-262)

Tysons, VA · On-site

$123K - $149K/yr

Experience with JavaScript, Java, or other object-oriented programming language(s). * Hands-on ... Life Insurance (Basic, Voluntary & AD&D) * Paid Time Off * 11 Federal Holidays * Parental Leave

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Showing results 1-20

All JobsJava Developer Volunteer JobsJava Developer Volunteer Jobs in Ashburn, VA

Java Developer Volunteer information

See Ashburn, VA salary details

$15

$57

$79

How much do java developer volunteer jobs pay per hour?

As of Jul 8, 2026, the average hourly pay for java developer volunteer in Ashburn, VA is $57.98, according to ZipRecruiter salary data. Most workers in this role earn between $50.14 and $64.90 per hour, depending on experience, location, and employer.

What types of projects or tasks can I expect to work on as a Java Developer Volunteer?

As a Java Developer Volunteer, you might work on a range of projects, such as developing new software features, fixing bugs, writing unit tests, or helping maintain existing Java applications for nonprofits or community organizations. You could also assist in documentation, code reviews, or collaborating on open-source initiatives, depending on the organization's needs. These roles often provide exposure to agile development practices and teamwork with other engineers, designers, and project managers. Volunteering in this capacity not only helps worthwhile causes but also allows you to expand your portfolio and gain practical experience with real-world applications.

What are the key skills and qualifications needed to thrive in the Java Developer Volunteer position, and why are they important?

To excel as a Java Developer Volunteer, you should have a solid grasp of Java programming, object-oriented design, and version control systems, often demonstrated through coursework, certifications, or hands-on project experience. Familiarity with tools like Eclipse or IntelliJ IDEA, build systems (Maven or Gradle), and collaborative platforms such as GitHub is commonly expected. Strong communication, teamwork, and a willingness to learn set exceptional volunteers apart. These skills and qualities ensure you can contribute effectively to projects, adapt to dynamic team needs, and make the most meaningful impact in volunteer settings.

What is a Java Developer Volunteer job?

A Java Developer Volunteer role involves contributing to software development projects without financial compensation. Volunteers typically assist in coding, debugging, testing, and maintaining Java-based applications for nonprofits, open-source projects, or startups. This role helps developers gain experience, build portfolios, and support meaningful initiatives while collaborating with teams.

What are the most commonly searched types of Java Developer jobs in Ashburn, VA? The most popular types of Java Developer jobs in Ashburn, VA are:
What are popular job titles related to Java Developer Volunteer jobs in Ashburn, VA? For Java Developer Volunteer jobs in Ashburn, VA, the most frequently searched job titles are:
What job categories do people searching Java Developer Volunteer jobs in Ashburn, VA look for? The top searched job categories for Java Developer Volunteer jobs in Ashburn, VA are:
What cities near Ashburn, VA are hiring for Java Developer Volunteer jobs? Cities near Ashburn, VA with the most Java Developer Volunteer job openings:
Java Developer Volunteer jobs near you
Infographic showing various Java Developer Volunteer job openings in Ashburn, VA as of July 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $120,597 per year, or $58 per hour.
Java Software Engineer III - 3 slots

Java Software Engineer III - 3 slots

System One

Dunn Loring, VA • Remote

$53 - $72.75/hr

Contractor

Medical, Dental, Vision, Life, Retirement

Posted 21 days ago

Job description

Job Title: Java Software Engineer III - 3 slots Contractor Work Model: Remote – offsite Overview If interested reach out directly to kimberly.spicer@systemone.com Responsibilities
  • Ensure compatibility between equipment and software, analyze operational and system requirements, support design reviews, and present technical briefings.
  • Engineer systems, including conducting prototypes, proofs of concept, or full system implementations.
  • Evaluate, assess, document, and test data security and continuity of operations for systems and programs.
  • Serve as a solutions provider to senior management and professional staff concerning areas of technological development and advancement.
Requirements
  • Minimum of seven years of experience analyzing user requirements and producing system specifications using UML or other data modeling standards.
  • At least one year of experience with user story development or analysis in an agile environment.
  • At least nine years of experience with programming languages such as Java, Angular, Springboot, etc.
  • At least seven years of experience with SQL or database stored procedures.
  • Six or more years of experience in application design, data warehousing, distributed processing, database design, and security implementation.
  • Experience in module/unit testing, executing and documenting test results.
  • Experience evaluating various technologies for suitability to business needs.
  • Broad knowledge of current network, development, and database architectures and technologies.
  • Proficiency with Internet/Intranet protocols and web server technologies.
  • Experience as a technical leader in software engineering or related fields.
  • Expertise in Java, Angular, Springboot, and advanced SQL and database design.
  • Strong skills in requirements analysis, system architecture development, and technical briefings.
System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan. System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law. #LI-KA1 #M1 Ref: #851-Rockville-S1

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