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Fullstack Sr Java Developer Jobs in Newark, NJ (NOW HIRING)

Custom Staffing

Java Developer Senior

Manhattan, NY · On-site

$85 - $100/hr

Senior Java Developer Location: New York City, NY (100% Onsite Local Candidates Only) Rate: $85 $100/hr (W2 Only) Industry: Financial Services Duration: Contract (Long-term) No Corp to Corp or 3rd ...

Ztek Consulting INC

Senior Java Developer

New York, NY · On-site

$62.75 - $79.75/hr

Senior Java Developer Duration: 6-12 months Location: Onsite at New York, NY Work Type: Rate: Pay range offered to a successful candidate will be based on several factors, including the candidate ...

Gallop Resources Inc

Fullstack Java Developer

Jersey City, NJ · On-site

$54.75 - $70.75/hr

Fullstack Developer (1 position) * Will working as a Full stack developer designs UI and involves ... Position II: (2 positions) * 2 resources with strong Java+ Unix with some automation experience ...

Verithium

Senior Fixed Income Java Developer

Newark, NJ

$59.75 - $76.25/hr

As a Senior Java Developer you will design and code the next generation of the fixed income trading platform. This is a great opportunity to work with a team of gifted engineers focused on ...

HSSSoft

Sr. Java developer with GWT

Edison, NJ

$59.25 - $75.50/hr

Company Description Title: Sr. Java developer with GWT Location: Edison, NJ, United States Responsibilities: To design and develop applications based on Java/J2EE components. Design, develop ...

Donato Technologies, Inc

Java Developer

Berkeley Heights, NJ · On-site

$53.25 - $69/hr

Title: Sr. Java Developer Location: Berkeley Heights, NJ (5 Days Onsite) * Strong Java and Micro services development experience * Previous work experience with Spring Boot framework * Strong ...

Apex Informatics

Java Developer

Manhattan, NY · On-site

$56.25 - $72.75/hr

Senior Java Developer New York New York 10001 (Hybrid role) 18 months Contract W2 Candidates only Job Requirements : Team is working on integration of The Infatuation website and apps. This team is ...

Apex Informatics

Java Developer

Manhattan, NY · On-site

$56.25 - $72.75/hr

Senior Java Developer New York New York 10001 (Hybrid role) 18 months Contract W2 Candidates only Job Requirements : Team is working on integration of The Infatuation website and apps. This team is ...

PATRIOT STAFFING & SERVICES LL

Be Seen First

Java Developer

Jersey City, NJ · On-site

$55 - $70/hr

Need Sr. Java Developer (15 positions) in Jersey City, NJ 07310 Mandatory requirements: 1. Banking, Financial Services, and Insurance (BFSI) industry OR large - enterprise organization experience ...

Apex Systems

Senior Java Developer

Jersey City, NJ · On-site

$59.75 - $76.25/hr

Job#: 3039938 Senior Java Developer Location: Jersey City, New Jersey (Onsite) Employment Type: Contract Contract Duration: 12 Months Role Overview This role is responsible for hands-on application ...

PATRIOT STAFFING & SERVICES LL

Be Seen First

Java Developer

Jersey City, NJ · On-site

$55 - $70/hr

Need Sr. Java Developer (15 positions) in Jersey City, NJ 07310 Mandatory requirements: 1. Banking, Financial Services, and Insurance (BFSI) industry OR large - enterprise organization experience ...

Photon

Java Fulstack - Java - Bangalore, India

New York, NY · On-site

$55.75 - $72.25/hr

Fullstack Java Developer Position Overview: We are seeking a talented Fullstack Java Developer to join our development team. The ideal candidate will be proficient in both front-end and back-end ...

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All JobsFullstack Sr Java Developer JobsFullstack Sr Java Developer Jobs in Newark, NJ

Fullstack Sr Java Developer information

See Newark, NJ salary details

$11

$65

$90

How much do fullstack sr java developer jobs pay per hour?

As of Jul 17, 2026, the average hourly pay for fullstack sr java developer in Newark, NJ is $65.70, according to ZipRecruiter salary data. Most workers in this role earn between $57.55 and $73.41 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Fullstack Sr Java Developer, and why are they important?

To thrive as a Fullstack Sr Java Developer, you need deep expertise in Java, front-end frameworks (like React or Angular), and experience with databases, paired with a relevant computer science degree or equivalent experience. Familiarity with tools such as Spring Boot, RESTful APIs, version control systems (like Git), and cloud platforms is typically required, along with certifications like Oracle Certified Professional Java Programmer (OCPJP) being advantageous. Strong problem-solving, communication, and leadership skills help you collaborate effectively and drive complex projects to completion. These skills and qualities are crucial for building scalable, maintainable applications and ensuring seamless integration across the tech stack.

What are Fullstack Sr Java Developers?

Fullstack Sr Java Developers are experienced software engineers who specialize in building both the front-end (client-side) and back-end (server-side) of web applications using Java and related technologies. They possess advanced skills in Java frameworks like Spring Boot for backend development, as well as expertise in frontend technologies such as JavaScript, HTML, and CSS. These professionals are responsible for designing, developing, testing, and maintaining comprehensive web solutions that are scalable and efficient. Fullstack Sr Java Developers often lead development teams, contribute to architectural decisions, and ensure best practices are followed throughout the software development lifecycle.

What is the difference between Fullstack Sr Java Developer vs Backend Java Developer?

AspectFullstack Sr Java DeveloperBackend Java Developer
Required SkillsJava, JavaScript, HTML, CSS, frameworks like Spring and AngularJava, Spring, Hibernate, database management
Work EnvironmentDevelops both client-side and server-side applicationsFocuses on server-side, APIs, and database integration
Industry UsageUsed in startups, tech companies, and full-service development teamsCommon in enterprise, financial, and backend-focused roles

The main difference between a Fullstack Sr Java Developer and a Backend Java Developer lies in their scope of work. Fullstack developers handle both front-end and back-end development, requiring skills in Java and front-end technologies. Backend Java Developers focus solely on server-side logic, databases, and APIs. Your choice depends on whether you prefer working across the entire application stack or specializing in backend systems.

What are some common challenges Fullstack Sr Java Developers face when working on cross-functional teams?

Fullstack Sr Java Developers often collaborate with both front-end and back-end developers, QA engineers, and product managers. A common challenge is ensuring seamless integration between diverse technologies and frameworks used across the stack. Balancing priorities between rapid feature development and maintaining code quality or technical debt can also be demanding. Effective communication and a strong understanding of both client-side and server-side requirements are essential for overcoming these obstacles and delivering robust, scalable solutions.
What are popular job titles related to Fullstack Sr Java Developer jobs in Newark, NJ? For Fullstack Sr Java Developer jobs in Newark, NJ, the most frequently searched job titles are:
What job categories do people searching Fullstack Sr Java Developer jobs in Newark, NJ look for? The top searched job categories for Fullstack Sr Java Developer jobs in Newark, NJ are:
What cities near Newark, NJ are hiring for Fullstack Sr Java Developer jobs? Cities near Newark, NJ with the most Fullstack Sr Java Developer job openings:
Fullstack Sr Java Developer jobs near you
Java Developer Senior

Java Developer Senior

Custom Staffing

Manhattan, NY • On-site

$85 - $100/hr

Other

Posted 29 days ago

Job description

Senior Java Developer

Location: New York City, NY (100% Onsite Local Candidates Only)

Rate: $85 $100/hr (W2 Only)

Industry: Financial Services

Duration: Contract (Long-term)

No Corp to Corp or 3rd party agencies

Top Required Skills
  • Java / J2EE Development (5 7+ years)
  • Spring Framework (Spring Core, Integration, Batch)
  • WebSphere Application Server
  • Oracle (SQL, PL/SQL, Stored Procedures)
  • Messaging: IBM MQ / JMS
  • UNIX / Linux
  • Maven, JUnit
  • Distributed, mission-critical systems experience
  • Financial Services

We are seeking a Java Developer to support the design and development of critical financial systems, including Fedwire applications (Securities, Funds, NSS, and Settlement systems). This role focuses on building scalable, secure, and high-performance enterprise applications.

Key Responsibilities
  • Participate in technical design with architects
  • Develop Java/J2EE applications on WebSphere
  • Integrate components with enterprise frameworks
  • Support unit, functional, and performance testing
  • Troubleshoot and resolve complex issues
  • Contribute to code optimization and reuse strategies
  • Maintain technical documentation
Required Qualifications
  • 5 7+ years of Java/J2EE development experience
  • Strong experience with Java, JDBC, JavaScript, HTML
  • Hands-on Spring Framework experience (AOP preferred)
  • Oracle database experience (SQL, PL/SQL)
  • Experience with WebSphere or similar servers
  • 2+ years with MQ/JMS messaging
  • Understanding of scalability, resiliency, and security
  • Strong debugging and performance tuning skills
  • Experience with OO design and design patterns
  • Financial Services industry experience
Preferred Skills
  • Exposure to cloud technologies
  • Familiarity with open-source frameworks
Soft Skills
  • Strong analytical and problem-solving skills
  • Ability to work independently and in teams
  • Excellent communication skills
  • Ability to manage multiple priorities

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