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Core Java Jobs in New York (NOW HIRING)

Sonoma Consulting Inc.

Java Developer (Core Java)

New York, NY · On-site

$55.75 - $72.25/hr

Mandatory Must have Java concurrency (multi-threading) experience. To design and develop applications based on Java/J2EE components. Design, develop, prototype, and test of the required subsystem and ...

Sonsoft Inc

Java Lead (Core Java)

New York, NY

Must have Java concurrency (multi-threading) experience. * To design and develop applications based on Java/J2EE components. * Design, develop, prototype, and test of the required subsystem and its ...

Sonsoft Inc

Java Lead (Core Java)

New York, NY

Must have Java concurrency (multi-threading) experience. * To design and develop applications based on Java/J2EE components. * Design, develop, prototype, and test of the required subsystem and its ...

Jobsbridge

Lead Java Developer with CORE

Newark, NJ · On-site

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Five or more years programming experience in JAVA. One or more years JMS ...

Sonsoft Inc

Core Java with web services

New York, NY

$55.75 - $72.25/hr

Core Java * Strong J2EE in XML, JMS, JAX-WS, CXF * Spring Framework * Strong understanding of OOP &SOA * Design Patterns * Java concurrency, concurrency patterns * Experience building thread safe ...

PamTen Inc

Java Developer

Englewood, NJ · On-site

$53.50 - $69.25/hr

The role requires strong skills in core Java and Spring, along with experience in Graphql, Python, and AWS. Responsibilities : • Strong in core Java and Spring, Spring boot • Graphql, Python, AWS ...

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How much do core java jobs pay per hour?

As of Jul 21, 2026, the average hourly pay for core java in New York is $65.56, according to ZipRecruiter salary data. Most workers in this role earn between $55.24 and $73.65 per hour, depending on experience, location, and employer.

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 strong proficiency in Java programming, object-oriented principles, data structures, and a relevant degree in computer science or a related field. Familiarity with tools such as Eclipse or IntelliJ IDEA, version control systems like Git, and frameworks like Spring is typically required, along with certifications such as Oracle Certified Professional Java Programmer (OCPJP) being advantageous. Excellent problem-solving abilities, attention to detail, and effective communication skills help set standout developers apart. These skills ensure robust, maintainable code and efficient collaboration within software development teams.

What are Core Java developers?

Core Java developers are software professionals who specialize in building applications using the fundamental features and libraries of the Java programming language. They focus on core concepts such as object-oriented programming, data structures, multithreading, exception handling, and the Java API. Core Java is the foundation for other Java technologies like Java EE, and developers in this role often create desktop, server-side, or foundational components of larger systems. Their expertise is critical in ensuring robust, scalable, and maintainable Java applications.

What is the difference between Core Java vs Java Developer?

AspectCore JavaJava Developer
FocusFundamental Java programming, core APIs, basic application developmentBuilding, testing, and maintaining Java applications, including web and enterprise solutions
SkillsJava syntax, OOP principles, basic APIsCore Java, frameworks (Spring, Hibernate), web technologies
Work EnvironmentLearning and understanding Java fundamentalsDeveloping full applications, debugging, deployment

Core Java refers to the fundamental Java programming language and its core APIs, essential for understanding Java basics. Java Developer, on the other hand, applies these fundamentals to develop complete applications, often using frameworks and additional tools. While Core Java is foundational, Java Developers build on this knowledge to create real-world software solutions.

What are some typical challenges Core Java developers face when working on large-scale enterprise applications?

Core Java developers working on large-scale enterprise applications often encounter challenges such as managing complex codebases, ensuring thread safety in concurrent environments, and optimizing application performance. They may also need to integrate with legacy systems and maintain code readability for long-term support. Collaborating effectively with cross-functional teams, including QA, DevOps, and business analysts, is essential to meet project goals and maintain high software quality.
What are popular job titles related to Core Java jobs in New York? For Core Java jobs in New York, the most frequently searched job titles are:
What job categories do people searching Core Java jobs in New York look for? The top searched job categories for Core Java jobs in New York are:
Core Java jobs near you
Infographic showing various Core Java job openings in New York as of July 2026, with employment types broken down into 1% As Needed, 82% Full Time, 15% Part Time, and 2% Contract. Highlights an 94% Physical, 2% Hybrid, and 4% Remote job distribution, with an average salary of $136,358 per year, or $65.6 per hour.
Java Developer (Core Java)

Java Developer (Core Java)

Sonoma Consulting Inc.

New York, NY • On-site

$55.75 - $72.25/hr

Full-time

Re-posted 5 days ago

Job description

Job Description

Mandatory
Must have Java concurrency (multi-threading) experience.
To design and develop applications based on Java/J2EE components.
Design, develop, prototype, and test of the required subsystem and its interface to the system
Manage the day-to-day activities working with a small team of software developers
Interface with project stakeholders to ensure that the system objectives are balanced with overall project objectives
Co-ordinate with offshore team on development process

Qualifications

Bachelor's degree or foreign equivalent required from an accredited institution. Will also consider three years of progressive experience in the specialty in lieu of every year of education.
Requirement is for candidate with minimum of 10+ years of experience in development of applications based on J2EE architecture with exposure to Server side Java with multi threading.

Additional Information

** U.S. Citizens and those who are authorized to work independently in the United States are encouraged to apply. We are unable to sponsor at this time.
This is a Full-Time / Permanent job opportunity.
Visa: Only US Citizen and GC - Local can apply.
** All your information will be kept confidential according to EEO guidelines.

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About Sonoma Consult

Sourced by ZipRecruiter

Sonoma Consult is a California based C corporation helping companies bring products to the patient by working closely with the engineering teams and the clinicians. Our goal, no matter what stage of product development, is to create and execute a plan of action to move the product through the appropriate clinical and regulatory steps. Sonoma Consult works cohesively with the engineers and physicians to translate technologies to the clinic. Our goal is to help you get the very best product to the clinic and to the market. This includes planning, execution and ensuring critical data is delivered in the right format to ensure the feedback loop to the design team ultimately delivers the most advanced technology to the patient.

Industry

Business management consulting

Company size

1 - 10 Employees

Headquarters location

Sonoma, CA, US

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