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Freelance Java Developer Jobs in New Jersey (NOW HIRING)

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Freelance Java Developer information

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$57

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How much do freelance java developer jobs pay per hour?

As of May 28, 2026, the average hourly pay for freelance java developer in New Jersey is $57.56, according to ZipRecruiter salary data. Most workers in this role earn between $49.81 and $64.42 per hour, depending on experience, location, and employer.

What is a Freelance Java Developer job?

A Freelance Java Developer is a self-employed professional who specializes in Java programming for various clients on a contract basis. They work on tasks such as developing applications, fixing bugs, optimizing code, and integrating third-party APIs. Unlike full-time employees, freelancers have flexible schedules and can work with multiple clients simultaneously. They usually find work through freelance platforms, networking, or direct client outreach. Payment and project scope vary depending on the agreement with the client.

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

To thrive as a Freelance Java Developer, you need deep expertise in Java programming, object-oriented design, and strong knowledge of frameworks like Spring or Hibernate, typically supported by a degree in computer science or equivalent experience. Familiarity with build tools (such as Maven or Gradle), version control systems (like Git), and cloud platforms (such as AWS or Azure) is often required, and certifications like Oracle Certified Professional Java Programmer can boost credibility. Effective communication, time management, and self-motivation are critical soft skills for managing client relationships and project timelines. These skills ensure high-quality deliverables, client satisfaction, and ongoing success in the dynamic freelance environment.

What are some common challenges Freelance Java Developers might face and how can they be managed?

Freelance Java Developers often face challenges such as fluctuating workloads, managing multiple client expectations, and staying updated with rapidly evolving technologies. To overcome these, it's important to set clear project boundaries, maintain organized schedules, and continuously invest in professional development. Building a strong professional network can help secure repeat business and collaborations, while leveraging productivity and project management tools helps keep tasks on track. Additionally, proactive communication and transparency with clients foster trust and ensure smoother project delivery.
What are the most commonly searched types of Java Developer jobs in New Jersey? The most popular types of Java Developer jobs in New Jersey are:
What are popular job titles related to Freelance Java Developer jobs in New Jersey? For Freelance Java Developer jobs in New Jersey, the most frequently searched job titles are:
What job categories do people searching Freelance Java Developer jobs in New Jersey look for? The top searched job categories for Freelance Java Developer jobs in New Jersey are:
What cities in New Jersey are hiring for Freelance Java Developer jobs? Cities in New Jersey with the most Freelance Java Developer job openings:
Infographic showing various Freelance Java Developer job openings in New Jersey as of May 2026, with employment types broken down into 84% Full Time, 8% Part Time, and 8% Contract. Highlights an 68% In-person, and 32% Remote job distribution, with an average salary of $119,728 per year, or $57.6 per hour.

Java Full Stack Developer with Ariba Experience

SysMind Tech

Bridgewater, NJ • On-site, Remote

$53.75 - $69.25/hr

Full-time

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


Job description

Description:
Title - Java Full Stack Developer with Ariba Experience
Location - We can look at both local and remote candidates
Job Description: Full Stack Java Developer - Ariba
Role Overview:
Seeking a Full Stack Java Developer to support Johnson & Johnson's procurement technology initiatives, with a strong focus on integrating SAP Ariba platforms. Tperson ideal candidate will have hands-on experience in Java development, Ariba technical integration, along with a solid understanding of procurement workflows and agile delivery.
Key Responsibilities:
Analyze, design, develop, implement, and test application enhancements based on evolving project requirements.
Modify and enhance existing frameworks to support new functionalities and cloud migration objectives.
Conduct technical feasibility analysis for new user requirements and provide effort estimations.
Configure and manage Ariba ITK (Integration Toolkit) for data import/export operations.
Develop code in alignment with client-approved Java coding standards using technologies such as Servlets, JSP, and Spring.
Create and deploy EAR files on WebLogic servers and manage application lifecycle.
Design and implement scpersonduled tasks for bulk data operations (e.g., inserting data into RDB, downloading from eMarketplace).
Build custom Servlets and JSPs for ad-hoc reporting and user interaction.
Resolve critical issues and bugs within defined timelines, ensuring no regression impact.
Participate in Agile ceremonies including daily scrums, sprint planning, and retrospectives.
Collaborate with cross-functional teams to ensure smooth delivery and continuous improvement.
Required Skills:
6-10 years of experience in Java full stack development.
Hands-on experience with SAP Ariba technical integration, including ITK and requisition workflows.
Proficiency in WebLogic, Tomcat, Eclipse, JIRA, and version control tools like SVN/GIT.
Strong understanding of REST APIs, JSON/XML, and enterprise integration patterns.
Experience with Agile development methodologies and DevOps practices.
Excellent problem-solving, communication, and team leadership skills.
Enable Skills-Based Hiring No Can we use Freelancer?
Additional Details
  • Global Grade : B
  • Can we use Freelancer? : No
  • Named Job Posting? (if Yes - needs to be approved by SCSC) : No
  • Remote work possibility : (No Value)
  • Global Role Family : 6504 Developer / Software Engineer
  • Local Role Name : Java Full Stack Developer with Ariba Experience
  • Local Skills : Java Full Stack Developer SAP Ariba technical integration
  • Languages Required: : English