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Core Java Developer Jobs in Jersey City, NJ (NOW HIRING)

Sarian, Inc.

Sr. Java Developer

Manhattan, NY · On-site

$63 - $80.50/hr

Core Java 8 or higher programming language experience is a must-have. If you have experience with both Java and C# it is a big plus. * Solid analytical skills and strong technical or engineering ...

Lorven Technologies

Java Developer

Englewood, NJ · On-site

$52 - $67.25/hr

Java Developer Location: Englewood, NJ Note: Need only local candidates who can attend F2F ... Strong in core Java and Spring, Spring boot * Graphql, Python, AWS * Knowledge of Nifi, JOLT ( JSON ...

Magnus Technology Solutions

Be Seen First

Junior Java Developer

Jersey City, NJ · On-site

$60K - $75K/yr

- Junior Java Developer W2/ Full Time Hiring - Jr. Java Developer (0-5 Years Experience) We are ... knowledge of Core Java, Spring Boot, and REST APIs Experience with SQL/relational databases ...

HRC Global Services

Java Developer

Englewood, NJ · On-site

$53.50 - $69.25/hr

Job Summary We are looking for a highly skilled and experienced Java Developer with a strong background in Core Java and Spring. The ideal candidate will have extensive experience with GraphQL and ...

Synapse Tech Services Inc

Java Developer

Manhattan, NY · On-site

$56.25 - $72.75/hr

... Core Java Design and developer application using J2EE. Experience in J2EE design patterns Create/consume Rest APIs & Microservices Experience with Angular/React Experience with CI/CD, Jenkins ...

Lorhan Corp

Jr. Java Developer

Middlesex, NJ · On-site

Apply for job Title: Jr. Java Developer Location: Middlesex, NJ Requirements: * Must Have ... Core Java * Spring Boot * Microservices * Web services: REST/SOAP, API * Data Structures

Stem Xpert

Java developer

New York, NY · On-site

$55.75 - $72.25/hr

Java developer New York City Full Time * 10 years in core Java and web services experience * Architectural knowledge added advantage * Should have worked on Capital Markets domain for min 2 years ...

Photon

Java/API Engineers - Jersey City

Jersey City, NJ

$53.25 - $69/hr

Core Java developer * Apply software engineering best practices to produce high performance Java applications * Involvement with the full development lifecycle of analysis, design, implementation ...

Photon

Java/API Engineers - Jersey City

Jersey City, NJ · On-site

$53.25 - $69/hr

Core Java developer * Apply software engineering best practices to produce high performance Java applications * Involvement with the full development lifecycle of analysis, design, implementation ...

HSSSoft

Sr. Java developer with GWT

Edison, NJ · On-site

$59.25 - $75.50/hr

Company Description Title: Sr. Java developer with GWT Location: Edison, NJ, United States ... Must: Strong Core Java +GWT Have experience in understanding the requirements and proposing ...

Tech Tammina LLC

Java Developer

Jersey City, NJ · On-site

$53.25 - $69/hr

Role: Java Developer Location: Dallas, TX / Tampa, FL / Jersey City, NJ- Hybrid Duration: 6-12 ... The ideal candidate has a strong background in core Java and frameworks like Spring Boot, as well ...

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Core Java Developer information

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How much do core java developer jobs pay per hour?

As of Jun 9, 2026, the average hourly pay for core java developer in Jersey City, NJ is $62.40, according to ZipRecruiter salary data. Most workers in this role earn between $52.55 and $70.10 per hour, depending on experience, location, and employer.

What are some common challenges faced by Core Java Developers in large-scale enterprise projects?

Core Java Developers working on large-scale enterprise projects often face challenges such as maintaining code quality across complex, legacy codebases, optimizing application performance under heavy loads, and ensuring seamless integration with various databases and third-party systems. Collaboration with cross-functional teams, such as QA, DevOps, and front-end developers, is crucial to address these challenges. Adapting to evolving business requirements and keeping up with new Java features and frameworks also requires continuous learning and adaptability.

What are Core Java Developers?

Core Java Developers are software professionals who specialize in building applications using the core features of the Java programming language, without relying on advanced frameworks or enterprise libraries. They are responsible for designing, coding, testing, and maintaining Java applications, often focusing on fundamental concepts like object-oriented programming, data structures, algorithms, and multithreading. Core Java Developers are integral to many industries, as Java is widely used for desktop, server-side, and embedded systems development.

Will AI replace Java devs?

AI is unlikely to fully replace Java developers, as their role involves designing, coding, and maintaining complex software systems that require human judgment and problem-solving skills. AI tools can assist with code generation and testing, but human expertise remains essential for architecture, debugging, and understanding business requirements. Continuous learning and adapting to new technologies are important for Java developers to stay relevant in an evolving tech landscape.

What is the difference between Core Java Developer vs Java Software Engineer?

AspectCore Java DeveloperJava Software Engineer
Required CredentialsBachelor's in Computer Science, Java certificationsBachelor's in Computer Science, Java certifications
Work EnvironmentBackend development, enterprise applicationsApplication development, software solutions
Industry UsageFinancial, healthcare, retail sectorsTech companies, software firms
Common Search IntentCore Java skills, Java development rolesJava programming, software engineering roles

Core Java Developers focus primarily on building and maintaining backend applications using core Java technologies, while Java Software Engineers often work on broader software solutions, including design and integration. Both roles require similar credentials and are used across various industries, but their scope and responsibilities may differ slightly.

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

To thrive as a Core Java Developer, you need a strong grasp of Java programming, object-oriented design, data structures, and algorithms, typically supported by a degree in computer science or related field. Familiarity with development tools such as Eclipse or IntelliJ IDEA, build tools like Maven or Gradle, and version control systems such as Git is essential. Problem-solving abilities, attention to detail, and strong communication skills help developers excel in collaborative and fast-paced environments. These skills ensure the efficient creation, maintenance, and optimization of robust software solutions that meet business needs.

What Is a Core Java Developer?

A core Java developer is an expert in Java SE and its related technologies. This job requires extensive knowledge of and experience with all Java class libraries. As a Java core developer, your duties involve using Java and other programming languages and tools to develop applications, software, games, and more for computers and mobile devices. Many Java developers earn a bachelor’s degree in computer science or a related field. Professional Java certification is available. Additional qualifications include strong analytical, communication, and mathematical skills. You must be able to solve technical complex problems, both alone and as part of a team.

More about Core Java Developer jobs
What are popular job titles related to Core Java Developer jobs in Jersey City, NJ? For Core Java Developer jobs in Jersey City, NJ, the most frequently searched job titles are:
What job categories do people searching Core Java Developer jobs in Jersey City, NJ look for? The top searched job categories for Core Java Developer jobs in Jersey City, NJ are:
Core Java Developer jobs near you
Infographic showing various Core Java Developer job openings in Jersey City, NJ as of June 2026, with employment types broken down into 2% As Needed, 32% Full Time, 57% Part Time, 1% Temporary, 7% Contract, and 1% Nights. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution, with an average salary of $129,790 per year, or $62.4 per hour.

Sr. Java Developer

Sarian, Inc.

Manhattan, NY • On-site

$63 - $80.50/hr

Full-time

Posted 6 days ago

Job description

Role: Sr. Java Developer
Location: New York City, Jersey City- Fulltime Position
Skill: Java Developer
  • Clear articulate communication skills - We collaborate often and look for developers that are able to break problems down analytically and explain the pros/cons of why and alternatives.
  • Demonstrated experience working in a front-office facing role, interacting with Traders and trading systems.
  • Experienced with agile and modern software development/DevOps practices. Ability to describe previous projects they've participated in using iterative development, CI/CD, automated testing and why those disciplines are useful and important.
  • Five to Seven years of hands-on core Java experience.
  • Core Java 8 or higher programming language experience is a must-have. If you have experience with both Java and C# it is a big plus.
  • Solid analytical skills and strong technical or engineering background.
  • Desire and a positive attitude to work in a front-office development and to respond to and address production situations promptly.
  • Ability to work in a collaborative team-oriented setting.
  • Java: strong in multi-threading programming and messaging middleware (such as publish/subscribe, IMS, MO, Solace, Tibco RV or similar technologies).
  • Experience refactoring existing code and working on performance or design issues.
  • Eagerness to design extensible modules and ensure that code is cleanly written, testable and maintainable by others.
  • Skillsets - Linux, Windows, Core Java, Spring Framework, Ansible, Jenkins, Git/Bitbucket, Artifactory, Unit testing.
  • Experienced with agile and modern software development/DevOps practices. Ability to describe previous projects they've participated in using iterative development, continuous deployment, CI/CD, automated testing and why those disciplines are useful and important.
  • Developing frameworks and core services to enable real-time order execution, auto-quoting, RFQ negotiation.
  • Experience with the Request for Quote (RFQ), Request for Market (RFM), Request for Trade (RFT) negotiation workflow.

Muralikrishna
Sarian Solutions, Inc.
Ph: +1 732-790-2266 X 201
murali.k@sariansolutions.com | https://www.sarianinc.com/

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