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Junior Java Developer Jobs in New Jersey (NOW HIRING)

Sunrise Systems

JAVA Developer

Trenton, NJ · Hybrid

$51.25 - $66.25/hr

JAVA Developer Job ID: 25-10948 Location: Trenton, NJ (hybrid) Duration: 06 months of contract We ... Mentor junior developers and work collaboratively in cross-functional teams * Stay up to date with ...

NAVA Software Solutions

Java Developer

Weehawken, NJ · On-site

$55.50 - $71.75/hr

NAVA Software solutions is looking for a Java Developer Details: Java Developer Location: Weehawken NJ/Hybrid 3 days in a week Duration: Full time/Direct Hire Skills: Client is looking for a Full ...

Omni Inclusive

Java Developer

Jersey City, NJ · On-site

$53.25 - $69/hr

Java Developer Java Developer with 8+ years of experience to design, develop, and maintain high-performance applications. Proficiency in Java (Java 11/17+), Spring Boot, and Microservices. Strong ...

Photon

Java Developer

Berkeley Heights, NJ

$53.25 - $69/hr

We are hiring Java Developer to join our Digital Engineering team. Who are we? For the past 20 years, we have powered many Digital Experiences for the Fortune 500. Since 1999, we have grown from a ...

TriOptus LLC

Java Developer

Passaic, NJ · On-site

$52.75 - $68.25/hr

Hands-On Java Developer MS is looking for a hands-on Java developer with 7+ years of experience in the relevant industry. Banking/financial domain experience will be a plus, but it is not mandatory.

JConnect Infotech

Senior Java Developer

Jersey City, NJ · On-site

$59.75 - $76.25/hr

Senior Java Developer Greetings!!! This is Abhishek from Jconnect INC. Below is the requirement ... junior developers. • Comfortable leading design reviews and driving engineering best practices.

ACI Infotech

Java Developer

Somerset, NJ · On-site

$54 - $69.75/hr

Java Developer Location: New Jersey Mode: Hybrid Duration: FULL TIME Key Skills: Java SQL and Azure / AWS We are seeking an exceptional Java Developer to join our team, someone who is dedicated to ...

Software Technology Inc

$52.75 - $68.25/hr

Java Developer United Healthcare Group located in Basking Ridge, New Jersey is seeking a Java Developer. This is a hybrid role, supporting the Paper Free by 23 Team! As part of the team, the ...

Frontier Technologies LLC

Java Developer

Middletown, NJ · On-site

$52 - $67.25/hr

Java Developer Location : Middletown, NJ Duration : 2-3 years + extensions Must-have 5-8 years of experience with Back-End Java Development Extensive Java programming experience Experience with Maven ...

Frontier Technologies LLC

Java Developer

Middletown, NJ · On-site

$52 - $67.25/hr

Java Developer Location : Middletown, NJ Duration : 2-3 years + extensions Must-have 5-8 years of experience with Back-End Java Development Extensive Java programming experience Experience with Maven ...

Apex Informatics

Java Developer

Jersey City, NJ · Hybrid

$53.25 - $69/hr

Java Developer Location: Jersey City, NJ ( 3 days onsite 2 days remote) look for nearby Candidates ( Only W2 required) Must Have Skills: Java Developer with Market data (Refinitiv, Bloomberg)/Trading ...

Apex Informatics

Java Developer

Jersey City, NJ · On-site

$55.75 - $72.25/hr

Java Developer Location: Jersey City, NJ ( 3 days onsite 2 days remote) look for nearby Candidates ( Only W2 required) Must Have Skills: Java Developer with Market data (Refinitiv, Bloomberg)/Trading ...

VRK IT Vision Inc

Java Developer

Montvale, NJ · On-site

$53.25 - $69/hr

Bachelor's degree in Computer Science, Software Engineering, or a related field Proven experience as a Java Developer, with a strong understanding of Java programming language and its ecosystem ...

Apex Informatics

Java Developer

Jersey City, NJ · Hybrid

$53.25 - $69/hr

Java Developer Location: Jersey City, NJ ( 3 days onsite 2 days remote) look for nearby Candidates ( Only W2 required) Must Have Skills: Java Developer with Market data (Refinitiv, Bloomberg)/Trading ...

Workiy

Java Developer

New Milford, NJ · On-site

$57.25 - $74.25/hr

Java Developer With React Js Experience Workiy is a leading IT solutions and staff augmentation company committed to driving business success through talent acquisition and technology expertise. With ...

Redolent, Inc

Java Developer

Hoboken, NJ

$55.75 - $72.25/hr

Java Developer LOCATION: Hoboken NJ Duration: 6 to 12+ Months Rate: DOE Note: Job Duties: Description: Designs, develops, and implements web-based Java applications to support business requirements.

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How much do junior java developer jobs pay per year?

As of May 28, 2026, the average yearly pay for junior java developer in New Jersey is $108,452.00, according to ZipRecruiter salary data. Most workers in this role earn between $76,600.00 and $108,100.00 per year, depending on experience, location, and employer.

What Does a Junior Java Developer Do?

Junior Java developers are entry-level programmers who are part of a team of coders and developers. They work on both front-end and back-end codes to build an application. Being a junior Java developer requires extensive knowledge of coding and the program language JavaScript to develop and troubleshoot products. As a junior Java developer, you run tests to pinpoint errors, migrate code and data, and ensure the program is integrated with other company developments.

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

A Junior Java Developer should have a solid understanding of Java programming, object-oriented principles, and basic software development concepts, often supported by a relevant degree or coding bootcamp. Familiarity with tools such as IntelliJ IDEA or Eclipse, version control systems like Git, and frameworks like Spring Boot is typically expected. Strong problem-solving abilities, attention to detail, and effective teamwork are important soft skills in this role. These competencies enable efficient code development, smooth collaboration, and the ability to quickly adapt to new technologies and project requirements.

What are some common challenges a Junior Java Developer might face during their first year, and how can they overcome them?

Junior Java Developers often encounter challenges such as understanding large codebases, adapting to agile development processes, and managing task priorities. To overcome these hurdles, it’s helpful to proactively seek mentorship from senior developers, regularly review documentation, and participate in code reviews. Effective communication with team members also accelerates learning and helps clarify requirements or technical uncertainties. Embracing continuous learning through online resources and hands-on projects will further strengthen your skills and confidence.

What are Junior Java Developers?

Junior Java Developers are entry-level software engineers who specialize in building and maintaining applications using the Java programming language. They typically work under the supervision of more experienced developers and are responsible for writing code, debugging, and participating in code reviews. Their tasks may also include testing software, learning new frameworks, and assisting with the design and implementation of features. Junior Java Developers usually have foundational knowledge of Java and related technologies, and they are eager to develop their skills through hands-on experience.

Will AI replace Java devs?

AI is unlikely to fully replace Java developers, as their role involves complex problem-solving, system design, and understanding business needs that AI cannot fully replicate. Instead, AI tools can assist Java developers by automating repetitive tasks and improving productivity, making their skills more valuable. Continuous learning and adapting to new technologies remain important for Java developers to stay relevant in the evolving tech landscape.

What is the difference between Junior Java Developer vs Java Developer?

AspectJunior Java DeveloperJava Developer
Required Experience0-2 years2+ years
CertificationsOptional, entry-level certificationsOptional, advanced certifications
Work EnvironmentSupportive, learning-focused teamsProject-driven, independent roles
ResponsibilitiesAssist in coding, bug fixing, learning frameworksDesign, develop, maintain Java applications

The main difference between a Junior Java Developer and a Java Developer lies in experience, responsibilities, and independence. Junior Java Developers are typically entry-level, focusing on learning and supporting tasks, while Java Developers have more experience and handle complex development projects independently.

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Junior Java Developer jobs near you
JAVA Developer

JAVA Developer

Sunrise Systems

Trenton, NJ • Hybrid

$51.25 - $66.25/hr

Other

Medical, Dental, Vision

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

Job Title: JAVA Developer
Job ID: 25-10948
Location: Trenton, NJ (hybrid)
Duration: 06 months of contract
We are seeking a strong and forward-thinking Java/J2EE Developer with experience in modernizing enterprise applications from on-prem environments to cloud-native architectures.
Short Description
We are seeking a strong and forward-thinking Java/J2EE Developer with experience in modernizing enterprise applications from on-prem environments to cloud-native architectures. The ideal candidate will have deep expertise in Java, Spring Framework, microservices, and experience working with AWS services including Beanstalk, RDS, DynamoDB, ECS/EKS, and Lambda. Familiarity with containerization (Docker, Kubernetes) is expected as part of a transitional strategy, with the long-term goal of moving to a serverless, event-driven architecture. Knowledge of Node.js is a plus.
Full Job Description
Work Arrangement: Hybrid
Education: Bachelor's degree in computer science or a related field, or equivalent technical experience
Position Summary
The successful candidate will playa key role in a strategic application modernization initiative to migrate legacy Java applications from an on-prem to the cloud (AWS), leveraging modern technologies such as Spring Boot, containerization, AWS managed services, and eventually serverless architectures. This position requires strong full-stack development capabilities, with emphasis on cloud readiness, microservices, and integration with AWS services. Candidates should also be comfortable supporting legacy systems in the short term, while driving long-term modernization efforts.
Key Responsibilities
  • Modernize and migrate legacy WebSphere Java applications to AWS using Spring Boot and cloud-native best practices
  • Design, develop, and maintain scalable, modular Java microservices leveraging Java and Spring Boot
  • Build and integrate RESTful APIs using Spring, API Gateway, and AWS Lambda
  • Maintain and enhance existing SOAP services, supporting a phased deprecation strategy
  • Support and optimize legacy data access using JPA, Hibernate, MyBatis while transitioning to AWS RDS (Aurora) and DynamoDB
  • Utilize AWS services such as Beanstalk, Lambda, RDS, S3, DynamoDB, CloudWatch
  • Apply containerization using Docker, with short-term orchestration using Kubernetes or ECS
  • Collaborate on infrastructure-as-code (IaC) with tools such as CloudFormation or Terraform
  • Work closely with DevOps to ensure seamless CI/CD pipelines using GitHub, Maven/Gradle, Jenkins, etc.
  • Collaborate with UI developers on React-based front ends
  • Write unit and integration tests using JUnit, Mockito, TestNG
  • Maintain and troubleshoot existing applications with JSF front ends
  • Provide documentation and architecture diagrams for modernization roadmap
Required Qualifications &Technical Skills
  • 7+ years of experience in Java/J2EE development, with emphasis on Java 17+, Spring Boot, REST APIs
  • Experience modernizing Java apps from legacy environments (e.g., WebSphere)
  • Proficiency in Spring Framework (Spring Boot, Spring Cloud, Spring Security, etc.)
  • Experience building scalable microservices and integrating with AWS RDS, Aurora, DynamoDB
  • Hands-on experience with AWS services: Beanstalk, Lambda, EC2, S3, API Gateway
  • Familiarity with containerization using Docker, short-term Kubernetes support
  • Experience developing and consuming SOAP and REST web services
  • Strong SQL and NoSQL data modeling experience
  • Proficient in Git, Maven/Gradle, CI/CD workflows
  • Familiarity with Node.js and server-side JavaScript (optional but a plus)
  • Experience with Agile development methodologies
  • Ideal Candidate Will Be Able To
  • Lead modernization efforts and translate architectural direction into scalable, maintainable code
  • Support legacy systems while contributing to new serverless and microservices-based solutions
  • Write clean, testable, and well-documented code
  • Mentor junior developers and work collaboratively in cross-functional teams
  • Stay up to date with trends in cloud-native development, serverless architectures, and DevOps
  • Communicate clearly with both technical and non-technical stakeholders
  • Preferred Certifications (Nice to Have):

AWS Certified Developer - Associate or AWS Certified Solutions Architect
Skill Matrix:
Skill Required / Desired Amount of Experience Java SE / Java 17+ Required 7 Years J2EE Required 9 Years Spring Framework (Boot, Cloud, Security) Required 7+ Years Required 7 Years REST API Development Required 7 Years WebSphere Modernization Required 3 Years Microservices Architecture Required 5 Years AWS Elastic Beanstalk Required 2 Years AWS Lambd Required 2 Years AWS EC2 Required 2 Years AWS S3 Required 2 Years AWS RDS (Aurora) Required 2 Years AWS DynamoDB Required 2+ Years Required 2 Years Docker Desired 2 Years Kubernetes / ECS Desired 1 Years SOAP Web Services Required 5 Years JPA / Hibernate / MyBatis Required 5 Years SQL Databases Required 7 Years NoSQL Databases Required 2 Years Git Required 5+ Years Required 5 Years Maven / Gradle Required 5 Years CI/CD (Jenkins, GitHub Actions, etc.) Required 3 Years React (collaboration with UI team) Required 2+ Years Required 2 Years JSF Maintenance Required 3 Years Unit Testing (JUnit, Mockito, TestNG) Required 5 Years Agile Methodologies Required 4 Years Node.js Desired 1 Years AWS Certification (Developer / Architect) Desired 1 Years Bachelor's degree in computer science or a related field, or equivalent technical experience Required 4 Years
Compensation:
The hourly rate for this position is between $61.00 - $65.00 per hour.
Factors which may affect starting pay within this range may include [geography/market, skills, education, experience and other qualifications of the successful candidate].
Benefits:
Sunrise offers ACA compliant medical coverage/dental insurance/vision insurance to all employees. We also offer Sick time benefits as required per State regulations.
Contact:
Jaya Balaji: jayabalaji.s@sunrisesys.com | (732) 515-5373 | URL: www.sunrisesys.com

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