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Java Developer Volunteer Jobs in Philadelphia, PA

Genesis10

Application Architect

Pennington, NJ · On-site

$58.31 - $66.31/hr

Genesis10 is currently seeking a Senior Java/Mule API Developer for an onsite position with a ... Voluntary Hospital Indemnity (Critical Illness & Accident) * Voluntary Term Life Insurance * 401K

QVC

Principal Engineer

West Chester, PA · Remote

CI/CD, DevOps practices, and observability tools #LI-AZ1 Our Total Rewards package includes ... volunteer hours, and amazing company discounts! In our US market, you can also expect health care ...

QVC

Manager Software Engineering

West Chester, PA · Hybrid

Partner with Product, Architecture, QA, DevOps, and Security teams to align priorities, resolve ... Java, React, Next.js, Python, REST APIs, microservices, and cloud platforms with CI/CD pipelines ...

BNY

Vice President, Full Stack Engineer

Berwyn, PA · On-site

Proficient in back-end programming languages and frameworks, such as Java, Python, or Node.js ... volunteer time, that can support you and your family through moments that matter. BNY is an Equal ...

BNY

Vice President, Full Stack Engineer

Berwyn, PA

Proficient in back-end programming languages and frameworks, such as Java, Python, or Node.js ... volunteer time, that can support you and your family through moments that matter. BNY is an Equal ...

QVC

Manager Platform Engineering

West Chester, PA · Hybrid

We are looking for an experienced DevOps Engineering Manager to lead our middleware platform ... Programming skills in Python, Go, Java, or similar languages with the ability to write production ...

T-Mobile

Senior Engineer, SDET

Philadelphia, PA · On-site

$89.40K - $161.30K/yr

... Java etc.). (Required) * 4-7 years Professional experience using 3 or more automation tools (e.g ... voluntary AD&D coverage, voluntary accident coverage, voluntary life insurance, voluntary ...

T-Mobile

SDET Engineer

Philadelphia, PA · On-site

$72K - $129.90K/yr

... Python, Java, etc.). (Preferred) * 2-4 years Professional experience using 3 or more automation ... voluntary AD&D coverage, voluntary accident coverage, voluntary life insurance, voluntary ...

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Java Developer Volunteer information

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$15

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$78

How much do java developer volunteer jobs pay per hour?

As of May 29, 2026, the average hourly pay for java developer volunteer in Philadelphia, PA is $57.21, according to ZipRecruiter salary data. Most workers in this role earn between $49.47 and $64.04 per hour, depending on experience, location, and employer.

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 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 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.
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Java Developer Volunteer jobs near you
Application Architect

Application Architect

Genesis10

Pennington, NJ • On-site

$58.31 - $66.31/hr

Other

Medical, Dental, Vision, Life, Retirement

This job post has expired today. Applications are no longer accepted.

Job description

Genesis10 is currently seeking a Senior Java/Mule API Developer for an onsite position with a Global Financial Institution located in Pennington, NJ. This is a 12+ month contract opportunity.
In this role, you will be a seasoned technical resource participating in the design, development, and implementation of complex applications using new technologies. You may also provide technical direction and system architecture for various initiatives while working under minimal supervision.
Responsibilities:
  • Participate in the design, development and implementation of complex applications, often using new technologies
  • Provide technical direction and system architecture for individual initiatives
  • Serve as a fully seasoned/proficient technical resource
  • Work under minimal supervision, with general guidance from a manager or other leads

Requirements:
  • Typically requires 10 years of experience
  • 4+ years of experience in JAVA development (Java 8 or higher preferred)
  • 3+ years experience developing mule APIs
  • Hands on experience with Springboot, Spring MVC and Spring Batch
  • Strong Core Java Skills
  • Experience in building REST APIs (JAXRS/Swagger/YAML) technologies and Development approaches
  • Experience in Web Services (JAXRPC or JAXWS) technologies and Development approaches
  • Working knowledge of security - oAuth 2
  • Knowledge of XML Schema and Processing Technologies (Parsers, JAXB, XSLT, etc)
  • Good Understanding of Core Java Patterns and J2EE Design Patterns (like Adapters, Business Objects, Delegates, Service Locator, Singleton, DAO, DTO)
  • Experience with Apache and Tomcat
  • Experience with Horizon tool set (Bit bucket/Jenkins/Artifactor/Ansible)
  • Knowledge of build tools and processes like Maven, Ant and others
  • Working knowledge of test automation using SOA Test, Litmus etc
  • Knowledge of Unix/Linux Shell Scripting

Pay range: $58.31 - $66.31 per hour
Only candidates available and ready to work directly as Genesis10 employees will be considered for this position.
If you have the described qualifications and are interested in this exciting opportunity, please apply!
Ranked a Top Staffing Firm in the U.S. by Staffing Industry Analysts for six consecutive years, Genesis10 puts thousands of consultants and employees to work across the United States every year in contract, contract-for-hire, and permanent placement roles. With more than 300 active clients, Genesis10 provides access to many of the Fortune 100 firms and a variety of mid-market organizations across the full spectrum of industry verticals.
For contract roles, Genesis10 offers the benefits listed below. If this is a perm-placement opportunity, our recruiter can talk you through the unique benefits offered for that particular client. Benefits of Working with Genesis10:
  • Access to hundreds of clients, most who have been working with Genesis10 for 5-20+ years.
  • The opportunity to have a career-home in Genesis10; many of our consultants have been working exclusively with Genesis10 for years.
  • Access to an experienced, caring recruiting team (more than 7 years of experience, on average.)
  • Behavioral Health Platform
  • Medical, Dental, Vision
  • Health Savings Account
  • Voluntary Hospital Indemnity (Critical Illness & Accident)
  • Voluntary Term Life Insurance
  • 401K
  • Sick Pay (for applicable states/municipalities)
  • Commuter Benefits (Dallas, NYC, SF, and Illinois)

For multiple years running, Genesis10 has been recognized as a Top Staffing Firm in the U.S., as a Best Company for Work-Life Balance, as a Best Company for Career Growth, for Diversity, and for Leadership, amongst others. To learn more and to view all our available career opportunities, please visit us at our website.
Genesis10 is an Equal Opportunity Employer. Candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.
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About Genesis10

Sourced by ZipRecruiter

For multiple years running, Genesis10 has been recognized as a Top Staffing Firm in the U.S., as a Best Company for Work-Life Balance, as a Best Company for Career Growth, for Diversity, and for Leadership, amongst others. To learn more and to view all our available career opportunities, please visit us at our website.

Industry

It services

Company size

1,001 - 5,000 Employees

Headquarters location

New York, NY, US

Year founded

1999

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