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Senior Java Backend Developer Jobs in New Jersey

FreshDirect

Sr. Java Backend Developer

Woodbridge, NJ

$130K - $155K/yr

What You'll Do As a Senior Backend Developer (Java) , you'll help design, develop, and scale backend systems that power FreshDirect's e-commerce and logistics platforms. You'll collaborate with cross ...

FreshDirect

Sr. Java Backend Developer

Woodbridge, NJ · On-site

$130K - $155K/yr

What You'll Do As a Senior Backend Developer (Java) , you'll help design, develop, and scale backend systems that power FreshDirect's e-commerce and logistics platforms. You'll collaborate with cross ...

FreshDirect

Sr. Java Backend Developer

Woodbridge, NJ

$130K - $155K/yr

What You'll Do As a Senior Backend Developer (Java) , you'll help design, develop, and scale backend systems that power FreshDirect's e-commerce and logistics platforms. You'll collaborate with cross ...

Cyber 1 Armor

$53.50 - $69.50/hr

Java backend Developer Location: Whippany NJ . W2 contracts * Java backend development experience ... Knowledge on microservices architecture. * hands on senior engineer , working directly with ...

New

Zenith services

Java Backend Developer

Jersey City, NJ

$52.75 - $68.25/hr

Java Backend Developer Location: Weehawken, NJ (Onsite) Duration: 6 months Job Summary: The Java Backend Developer will be responsible for leading the design and development of scalable and secure ...

R3 Tek

Java Back end Developer

Branchville, NJ

$50.50 - $65.25/hr

Greetings, Java Backend Developer Branchburg,NJ Experience:4+ years Springboot.Microservices,Java,Core Java Experience Warm Regards, Rahul R3 Technology Inc., 324 Courtyard Drive, Suite A ...

Infosys

Java Backend Developer

Jersey City, NJ · On-site

$55.25 - $71.75/hr

The Java Backend Developer role involves contributing to software application design, coding, and maintaining system stability while collaborating with cross-functional teams to enhance software ...

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Senior Java Backend Developer information

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How much do senior java backend developer jobs pay per year?

As of May 29, 2026, the average yearly pay for senior java backend developer in New Jersey is $141,969.00, according to ZipRecruiter salary data. Most workers in this role earn between $122,300.00 and $158,900.00 per year, depending on experience, location, and employer.

What is a Senior Java Backend Developer job?

A Senior Java Backend Developer is responsible for designing, implementing, and maintaining the server-side logic of applications using Java. They work with databases, APIs, and cloud services to ensure high performance and scalability. Additionally, they collaborate with front-end developers, DevOps teams, and business stakeholders to deliver robust and secure solutions. Seniors are expected to mentor junior developers and contribute to architectural decisions and best practices.

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

To thrive as a Senior Java Backend Developer, you need deep knowledge of Java, object-oriented design, RESTful APIs, and database systems, typically backed by a degree in computer science or related field and several years of relevant experience. Expertise in frameworks like Spring, ORM tools such as Hibernate, version control systems like Git, and, often, certifications such as Oracle Certified Professional Java Programmer are valued. Strong problem-solving, leadership, and clear communication skills help in mentoring junior developers and collaborating across teams. These competencies ensure robust, scalable backend solutions and effective team coordination in complex software projects.

What are the typical daily responsibilities of a Senior Java Backend Developer?

Senior Java Backend Developers usually spend their days designing and implementing backend components, reviewing code, and optimizing system performance. You may take part in architecture discussions, mentor junior developers, and troubleshoot complex technical issues. Collaboration with front-end developers, QA testers, and project managers is frequent to ensure seamless integration and successful product delivery. Additionally, you might be responsible for maintaining system documentation and keeping up-to-date with new technologies relevant to backend development. Overall, the role combines hands-on coding with leadership and cross-functional teamwork.
More about Senior Java Backend Developer jobs
What are the most commonly searched types of Java Backend Developer jobs in New Jersey? The most popular types of Java Backend Developer jobs in New Jersey are:
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What cities in New Jersey are hiring for Senior Java Backend Developer jobs? Cities in New Jersey with the most Senior Java Backend Developer job openings:
Senior Java Backend Developer jobs near you
Infographic showing various Senior Java Backend Developer job openings in New Jersey as of May 2026, with employment types broken down into 69% Full Time, 19% Part Time, and 12% Contract. Highlights an 74% Physical, 4% Hybrid, and 22% Remote job distribution, with an average salary of $141,969 per year, or $68.3 per hour.

Senior Java Backend Developer

Purple Drive Technologies

Jersey City, NJ • On-site

$125.80K - $163.40K/yr

Full-time

Posted 7 days ago

Job description

Overview:
Job Title: Senior Java Backend Developer
Location: Jersey City, NJ (Onsite | Local Candidates Only)
Employment Type: Contract
Job Summary
We are seeking a highly skilled Senior Java Backend Developer for an onsite contract role in Jersey City, NJ. The ideal candidate will have at least 5+ years of backend development experience with strong expertise in Java, Spring Boot, API development, databases, and cloud platforms. This role requires hands-on coding, architectural contributions, and mentoring junior developers.
Key Responsibilities
  • Design & Development: Build and maintain robust, scalable, and secure backend services using Java, Spring Boot, and Hibernate.
  • API Development: Develop and optimize RESTful APIs and microservices.
  • Database Management: Design schemas, optimize queries, and work with relational and NoSQL databases.
  • Cloud Technologies: Leverage AWS or Azure services (Lambda, EC2, S3, RDS).
  • Containerization: Implement solutions using Docker and Kubernetes.
  • Mentorship & Leadership: Guide junior developers, conduct code reviews, and contribute to architecture decisions.
  • Problem-Solving: Troubleshoot and resolve production issues.
  • Agile Development: Work effectively within Agile/Scrum methodologies.
  • Testing: Develop and maintain unit and integration tests.
  • Continuous Improvement: Enhance development processes and best practice
Required Skills
  • 5+ years of backend development with Java, Spring Boot, Hibernate.
  • Strong experience in REST API and microservices development.
  • Proficiency in SQL and NoSQL databases.
  • Hands-on experience with AWS or Azure cloud services.
  • Expertise with Docker, Kubernetes, and CI/CD pipelines.
  • Excellent problem-solving, communication, and leadership skills.

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