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Freelance Java Back End Developer Jobs in Philadelphia, PA

Apollo ITS

Java Developer

Trenton, NJ · On-site

$51.25 - $66.25/hr

Java Developer Location: Trenton, NJ Duration: 9+ months (extendable) Interview: In Person Hybrid ... Develop full-stack web applications (UI, middle-tier, backend/database) * Quickly understand ...

Apollo ITS

Java Developer

Trenton, NJ · On-site

$51.25 - $66.25/hr

Java Developer Location: Trenton, NJ Duration: 9+ months (extendable) Interview: In Person Hybrid ... Develop full-stack web applications (UI, middle-tier, backend/database) * Quickly understand ...

Forhyre

Consultant NodeJs with AWS (cloud)

Philadelphia, PA · On-site

$51.75 - $66.75/hr

The ideal candidate will have a minimum of 8 years of professional experience as an UI Developer and experience in Java Backend +Node JS +AWS or Fullstack + Node JS + AWS kind of profiles. As a ...

CEI

Lead Full Stack Java Developer

Philadelphia, PA · Hybrid

$70/hr

Role : Lead Full Stack Java Developer Location : Philadelphia, PA Rate : $70/hour W2 Schedule ... This role requires a strong full stack engineer who can work across frontend, backend, and cloud ...

vTech Solution

Java Developer

Trenton, NJ · On-site

$51.25 - $66.25/hr

Java Developer (Full Stack) Location: Trenton, NJ (Hybrid/Onsite as required) Duration: 08 months ... Develop backend services and APIs using Spring Framework * Write and optimize SQL queries, stored ...

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Freelance Java Back End Developer information

See Philadelphia, PA salary details

$10

$55

$73

How much do freelance java back end developer jobs pay per hour?

As of May 28, 2026, the average hourly pay for freelance java back end developer in Philadelphia, PA is $55.13, according to ZipRecruiter salary data. Most workers in this role earn between $48.99 and $63.56 per hour, depending on experience, location, and employer.

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

To thrive as a Freelance Java Back End Developer, you need strong proficiency in Java, object-oriented programming, RESTful API design, and experience with frameworks like Spring or Hibernate, typically supported by a relevant degree or proven project portfolio. Familiarity with version control systems (such as Git), build tools (like Maven or Gradle), cloud platforms, and continuous integration/continuous deployment (CI/CD) pipelines is highly valued. Outstanding problem-solving abilities, self-motivation, and effective client communication set top freelancers apart. These skills ensure you can deliver robust, maintainable solutions independently and build lasting client relationships.

What are some common challenges faced by Freelance Java Back End Developers when working with multiple clients simultaneously?

Freelance Java Back End Developers often juggle several projects at once, which can present challenges in time management, prioritizing tasks, and aligning with different client expectations. Each client may use distinct tech stacks, communication tools, and development processes, requiring adaptability and strong organizational skills. Clear communication, setting realistic deadlines, and using project management tools can help freelancers maintain quality and meet deliverables across diverse projects.

What does a Freelance Java Back End Developer do?

A Freelance Java Back End Developer is a software professional who specializes in building and maintaining the server-side logic of web applications using the Java programming language. They work independently on a contract basis for various clients, handling tasks such as developing APIs, managing databases, and ensuring the performance and security of the application’s back end. Their responsibilities often include collaborating with front-end developers, integrating third-party services, and troubleshooting server-side issues. Freelancers in this role can work remotely or onsite, offering flexibility to both clients and developers.

What is the difference between Freelance Java Back End Developer vs Freelance Java Software Engineer?

AspectFreelance Java Back End DeveloperFreelance Java Software Engineer
CredentialsJava certifications, experience in backend frameworksJava certifications, broader software development skills
Work EnvironmentRemote, project-based, client-specificRemote or on-site, project or product-focused
Industry UsagePrimarily in backend development projectsInvolved in full software development lifecycle
Search & Comparison IntentFocus on backend Java skillsBroader software development expertise

While both roles involve Java skills, a Freelance Java Back End Developer specializes in server-side development, focusing on backend systems. A Freelance Java Software Engineer may have a broader scope, including full-stack or application development, often requiring additional skills beyond backend work.

What are the most commonly searched types of Java Back End Developer jobs in Philadelphia, PA? The most popular types of Java Back End Developer jobs in Philadelphia, PA are:
What are popular job titles related to Freelance Java Back End Developer jobs in Philadelphia, PA? For Freelance Java Back End Developer jobs in Philadelphia, PA, the most frequently searched job titles are:
What job categories do people searching Freelance Java Back End Developer jobs in Philadelphia, PA look for? The top searched job categories for Freelance Java Back End Developer jobs in Philadelphia, PA are:
Freelance Java Back End Developer jobs near you
Infographic showing various Freelance Java Back End Developer job openings in Philadelphia, PA as of May 2026, with employment types broken down into 57% Full Time, and 43% Contract. Highlights an 79% In-person, and 21% Remote job distribution, with an average salary of $114,664 per year, or $55.1 per hour.
Backend Java Developer

Backend Java Developer

Juno Search Partners

West Chester, PA

$47.75 - $62/hr

Other

Posted 7 days ago

Job description

The successful candidate will work within our Information Technology group to ensure the projects we receive are completed on schedule. They will also play a role in continuing to evolve our software development practices and technology stack choices to ensure we meet the needs of the company, making sure the decisions reflect long term goals.

The responsibilities of the position include, but are not limited to:

  • Provides senior level analysis, design, development, testing, implementation, and support of applications
  • Ensures projects go through our SDLC from development, to test, and into production environments on schedule
  • Drives improvements in developer experience, automation, and DevOps practices
  • Reads specifications and provides feedback on areas needing more detail or questions that need to be answered in order for development to begin
  • Writes extensible code that is well structured, properly documented and is easy to maintain
  • Provides off hours support as part of a rotation with other developers
  • Assists in the development of standards and best practices
  • Contributes to architectural decisions and long-term technical strategy
  • Helps in evolving areas of the SDLC
  • Provides mentoring and training to staff with less experience
  • Creates easy to understand technical documentation for projects completed
  • Understands the larger picture related to the business/technology strategy, and helps to guide all aspects of application development in that direction
  • Collaborates with product owners and stakeholders to shape requirements

To be qualified for this position, you must possess the following:

  • Undergraduate degree in Computer Science or related field, or equivalent practical experience
  • Ability to work independently on assigned tasks
  • Strong analytical skills to understand business needs
  • Strong organizational and time management skills
  • Excellent interpersonal skills
  • Excellent verbal and written communication skills
  • Ability to balance multiple demands and stress levels
  • 10+ years of Software Development Experience (7+ years with Java)
  • Worked with large-scale, high performance, Java Applications
  • Extensive experience with the Spring ecosystem (Spring Boot, Spring Data, Spring MVC/WebFlux, Spring Security, etc.)
  • Experience with JPA/Hibernate
  • Experience with Concurrency, Multithreading, and memory management
  • Experience with Unit Testing frameworks (Junit & Mockito)
  • Experience with CI/CD Tools (TeamCity, Jenkins, GitLab)
  • Experience with Code Review Tools (UpSource, Collaborator, Crucible)
  • Experience with VCS systems (Subversion, Git)
  • Experience with an RDBMS (MariaDB, MySQL, Postgres)
  • Experience with container technology (Docker, Podman, Kubernetes)
  • Experience deploying applications to a cloud environment (AWS, Google Cloud Platform, Azure)
  • Experience with various design patterns

Juno is an Equal Opportunity Employer that provides equal opportunities to all employees and applicants for employment without regard to race, color, religion, sex, sexual orientation, gender identity, age, national origin, disability, genetic predisposition or carrier status, or any other characteristic protected by federal, state or local law. The Company is committed to this policy with respect to recruitment, hiring, placement, promotion, transfer, training, compensation, benefits, employee activities and general treatment during employment. It’s expected that all employees are aware of this policy and that they create an environment that’s sensitive and respectful to all individuals.

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