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Java Developer Volunteer Jobs (NOW HIRING)

Full Stack Java Developer

Bronx, NY

$54.75 - $70.75/hr

FreshDirect - Full Stack Java Developer (Based out of NY/NJ office) About Us At FreshDirect, we are ... Dental, and Voluntary Disability coverage 401(k) with employer match and Life Insurance ...

Full Stack Java Developer

Bronx, NY · On-site

$54.75 - $70.75/hr

Description FreshDirect - Full Stack Java Developer (Based out of NY/NJ office) About Us At ... Voluntary Disability coverage • 401(k) with employer match and Life Insurance • ...

... Developer will: * Use the latest tools and techniques, including Java, Drools/Red Hat BRMS, JBoss ... Philanthropy Programs including matching gifts, volunteer grants, charitable grants and corporate ...

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Sr Java Developer - Drools

Carrollton, TX · On-site

$90K - $150K/yr

... Developer will: * Use the latest tools and techniques, including Java, Drools/Red Hat BRMS, JBoss ... Philanthropy Programs including matching gifts, volunteer grants, charitable grants and corporate ...

Java Mainframe Developer

Vienna, VA · On-site

$57.50 - $73.25/hr

Java Developer Location: Remote Type: Contract Responsibilities * Design, develop, and enhance ... voluntary plans, as well as participation in a 401(k) plan. System One is an Equal Opportunity ...

Java Mainframe Developer

Vienna, VA · Remote

$58.50 - $74.75/hr

Java Developer Location: Remote Type: Contract Responsibilities * Design, develop, and enhance ... voluntary plans, as well as participation in a 401(k) plan. System One is an Equal Opportunity ...

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Java Developer Volunteer information

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$15

$56

$77

How much do java developer volunteer jobs pay per hour?

As of Jun 19, 2026, the average hourly pay for java developer volunteer in the United States is $56.70, according to ZipRecruiter salary data. Most workers in this role earn between $49.04 and $63.46 per hour, depending on experience, location, and employer.

Is Java outdated in 2026?

Java remains a widely used programming language for Java Developer roles in 2026, with ongoing updates and a large ecosystem supporting enterprise applications, Android development, and backend systems. Its stability, performance, and extensive libraries ensure its continued relevance in the software industry.

Can volunteer work get you a job?

Volunteer work as a Java Developer can help build relevant skills, demonstrate commitment, and expand your professional network, which may improve your chances of securing a paid position. However, it does not guarantee a job and should be complemented with formal job applications and interviews.

Are Java programmers still in demand?

Java developers remain in high demand due to the language's widespread use in enterprise applications, Android development, and backend systems. Skills in frameworks like Spring and knowledge of cloud environments can enhance job prospects in this field.

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.

How to hire Java developers quickly?

To hire Java developers quickly, define clear job requirements and use targeted job postings on popular platforms. Screen candidates efficiently by assessing their technical skills through coding tests or technical interviews, and consider leveraging developer communities or staffing agencies to expedite the process.

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.

More about Java Developer Volunteer jobs
What cities are hiring for Java Developer Volunteer jobs? Cities with the most Java Developer Volunteer job openings:
What are the most commonly searched types of Java Developer jobs? The most popular types of Java Developer jobs are:
What states have the most Java Developer Volunteer jobs? States with the most job openings for Java Developer Volunteer jobs include:
What job categories do people searching Java Developer Volunteer jobs look for? The top searched job categories for Java Developer Volunteer jobs are:
Infographic showing various Java Developer Volunteer job openings in the United States as of June 2026, with employment types broken down into 100% Full Time. Highlights an 50% In-person, 25% Hybrid, and 25% Remote job distribution, with an average salary of $117,931 per year, or $56.7 per hour.
Associate / Staff Java Software Developer

Associate / Staff Java Software Developer

SciTec

Princeton, NJ

$82K - $121K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 16 days ago


Job description

SciTec, a wholly owned subsidiary of Firefly Aerospace, is a dynamic small business delivering advanced sensor data processing, algorithm development, and data exploitation technologies in support of U.S. National Security and Defense. We support customers throughout the Department of Defense and U.S. Government in building innovative new tools to deliver unique world-class data exploitation capabilities.

SciTec is seeking a skilled Java Developer to support programs delivering Missile Defense Solution software. You will work within a fast-paced environment on a team delivering end-to-end software processing of Overhead Persistent InfraRed (OPIR) sensor data for Missile Warning, Missile Defense, Battlespace Awareness, and Technical Intelligence. This is a unique opportunity to be a part of a rapid pace environment consisting of Scientists, Engineers, and Developers to prototype, develop, integrate, and test advanced front-end and back-end software solutions for integrating advanced exploitation algorithms into government frameworks. Our ideal candidate is a well-rounded, experienced Java developer who works well as a part of a team, prioritizes the quality of their product, and seizes opportunities to be creative, learn and grow as a developer.

Important Notice: SciTec exclusively works on U.S. government contracts that require U.S. citizenship for all employees. SciTec cannot sponsor or assume sponsorship of employee work visas of any type. Further, U.S. citizenship is a requirement to obtain and keep a security clearance. Applicants that do not meet these requirements will not be considered.

Responsibilities

  • Demonstrate fluent mastery of Java; comfortable with software design and architecture
  • Work well in multiple software languages as part of a rapid pace, collaborative, small-team environment
  • Work closely with product owners to maintain high quality software through all stages of the Software Development Cycle
  • Take a high-level software requirement and be able to develop, maintain, and implement it while working with a small team of developers in an Agile Development environment
  • Participate in code reviews and mentor team members
  • Contribute to Agile practices (standups, sprint practices, retrospectives) and foster clear communication across teams
  • Leverage SciTec's core algorithm libraries to meet specific requirements for a given deliverable while improving extensibility and security across all SciTec's teams
  • Support documentation, knowledge sharing, and clear communication across the organization

Requirements

  • Bachelor's degree in computer science, physical science, mathematics, or engineering
  • At least four years of experience and fluency in Java
  • Experience working with or building design systems and reusable component libraries
  • Solid understanding of software engineering best practices and commitment to high-quality code
  • Ability to work in-person in Princeton, NJ office location
  • Ability to obtain and maintain a DoD security clearance
  • Effective communication skills and attention to detail

Candidates who have any of the following skills will be preferred:

  • An advanced degree in computer science, physical science, mathematics, or engineering
  • Knowledge of and experience with applying Modular Open Systems Architecture principles to Software Development
  • Optimization skills for high-data-throughput processing
  • Experience collaborating with cross-functional teams
  • Professional experience with Agile software development processes and tools
  • Experience with OPIR or other remotely sensed data
  • A current DoD security clearance
  • Experience with software prototyping, development, and integration within government frameworks
  • Experience with Jira, Confluence, Scrum

Benefits

SciTec offers a highly competitive salary and benefits package, including:

  • 4% Safe Harbor 401(k) match
  • 100% company paid HSA Medical insurance, with a choice of 2 buy-up options
  • 80% company paid Dental insurance
  • 100% company paid Vision insurance
  • 100% company paid Life insurance
  • 100% company paid Long-term Disability insurance
  • 100% company paid Hospital Indemnity insurance
  • Voluntary Accident and Critical Illness insurance
  • Short-term Disability insurance
  • Annual Profit-Sharing Plan
  • Discretionary Performance Bonus
  • Paid Parental Leave
  • Generous Paid Time Off, including Holiday, Vacation, and Sick Pay
  • Flexible Work Hours

The pay range for this position is $82,000 - $121,000/year. SciTec considers several factors when extending an offer of employment, including but not limited to the role and associated responsibilities, a candidate's work experience, education/training, and key skills. This is not a guarantee of compensation.

SciTec is proud to be an Equal Opportunity employer. VET/Disabled.


SciTec logo

About SciTec

Sourced by ZipRecruiter

Industry

Guided missile and space vehicle manufacturing

Company size

51 - 200 Employees

Headquarters location

Princeton, NJ, US

Year founded

1979