Expertise in Core Java with knowledge of multithreading, concurrency, memory management and NIO. Should have extensive experience in using concurrent package * Expertise in Enterprise Java or any ...
Expertise in Core Java with knowledge of multithreading, concurrency, memory management and NIO. Should have extensive experience in using concurrent package * Expertise in Enterprise Java or any ...
Core Java Developer
San Francisco, CA · On-site
Company Description Responsibilities: Our Client is looking for Core Java Engineers with strong Data Structure, Algorithms, Multi-threading, Concurrency, experience. Qualifications Additional ...
Core Java Developer
San Francisco, CA · On-site
Company Description Responsibilities: Our Client is looking for Core Java Engineers with strong Data Structure, Algorithms, Multi-threading, Concurrency, experience. Qualifications Additional ...
JR1033108 Core Java Developer with Firco New York City, NY (Need Onsite day 1, hybrid 3 days from office ) . Duration: 12 months Position type: W2 contract Mandatory skills: Java, rest API , Firco ...
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JR1033108 Core Java Developer with Firco New York City, NY (Need Onsite day 1, hybrid 3 days from office ) . Duration: 12 months Position type: W2 contract Mandatory skills: Java, rest API , Firco ...
Core Java Developer
Jersey City, NJ · On-site
* 7+ years of Core Java development experience using J2EE * Must have experience with working with Micro Services * Must have experience with service implementation using service oriented ...
Core Java Developer
Jersey City, NJ · On-site
* 7+ years of Core Java development experience using J2EE * Must have experience with working with Micro Services * Must have experience with service implementation using service oriented ...
Core Java Developer
Houston, TX · On-site
Required Skills Essential skills required: - 8 years experience with core Java development of real time multi processing/multi threading systems - Hands on experience in design, development ...
Core Java Developer
Houston, TX · On-site
Required Skills Essential skills required: - 8 years experience with core Java development of real time multi processing/multi threading systems - Hands on experience in design, development ...
Core Java Developer
Jersey City, NJ · On-site
Required Skills Essential skills required: - 8 years experience with core Java development of real time multi processing/multi threading systems - Hands on experience in design, development ...
Core Java Developer
Jersey City, NJ · On-site
Required Skills Essential skills required: - 8 years experience with core Java development of real time multi processing/multi threading systems - Hands on experience in design, development ...
Core Java Developer(s)
New York, NY · On-site
Core Java Developer (with Capital Markets exp.) Software Services Major - New York, NY Role Core java Multi threading developer with exp in Capital markets Location NYC, NY Authorization Sponsorship ...
Core Java Developer(s)
New York, NY · On-site
Core Java Developer (with Capital Markets exp.) Software Services Major - New York, NY Role Core java Multi threading developer with exp in Capital markets Location NYC, NY Authorization Sponsorship ...
Job Title: Core Java Developer Job Location: Charlotte, NC Duration: 12+ Months NOTE: Second Round In-Person Interview/Local candidates only Summary: Looking for a highly motivated, Core Java ...
Job Title: Core Java Developer Job Location: Charlotte, NC Duration: 12+ Months NOTE: Second Round In-Person Interview/Local candidates only Summary: Looking for a highly motivated, Core Java ...
Core Java Developer
Jersey City, NJ · On-site
Core Java * Web Security * Collections * Spring * MVC * Design * Web Services * SQL Qualifications Basic Qualifications:- * Bachelor's degree or foreign equivalent required from an accredited ...
Core Java Developer
Jersey City, NJ · On-site
Core Java * Web Security * Collections * Spring * MVC * Design * Web Services * SQL Qualifications Basic Qualifications:- * Bachelor's degree or foreign equivalent required from an accredited ...
Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Good Core Java Skills Know data structure Spring, REST, Services is nice to ...
Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Good Core Java Skills Know data structure Spring, REST, Services is nice to ...
Core Java Developer
New York, NY · On-site
Qualifications/ Experience: * 6-12 years of coding experience in core Java, Spring framework, and messaging framework * Experience building distributed and enterprise applications. * Strong SQL/MySQL ...
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Core Java Developer
New York, NY · On-site
Qualifications/ Experience: * 6-12 years of coding experience in core Java, Spring framework, and messaging framework * Experience building distributed and enterprise applications. * Strong SQL/MySQL ...
Core Java Developer
New York, NY · On-site
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 ...
Core Java Developer
New York, NY · On-site
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 ...
Senior Core Java Developer
San Jose, CA · 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 years programming experience in JAVA. One or more years JMS experience.
Senior Core Java Developer
San Jose, CA · 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 years programming experience in JAVA. One or more years JMS experience.
Core Java Developer
New York, NY · On-site
$50 - $55/hr
Pay Range: $50hr - $55hr Required Skills: * 5 to 7 years of solid hands-on experience using Core Java, Spring Boot, Kafka/MQ, Microservice architecture. * Hands on experience with SQL, DB2/Sybase ...
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Core Java Developer
New York, NY · On-site
$50 - $55/hr
Pay Range: $50hr - $55hr Required Skills: * 5 to 7 years of solid hands-on experience using Core Java, Spring Boot, Kafka/MQ, Microservice architecture. * Hands on experience with SQL, DB2/Sybase ...
Core Java Developer
Columbus, OH · On-site
Core Java * Web Security * Collections * Spring * MVC * Design * Web Services * SQL Qualifications Basic Qualifications:- * Bachelor's degree or foreign equivalent required from an accredited ...
Core Java Developer
Columbus, OH · On-site
Core Java * Web Security * Collections * Spring * MVC * Design * Web Services * SQL Qualifications Basic Qualifications:- * Bachelor's degree or foreign equivalent required from an accredited ...
Core Java Developer
Palo Alto, CA · On-site
... Core Java, JEE, Spring, Hibernate, JMS, Web Services, Hadoop, Enterprise Data Additional Information Multiple Openings
Core Java Developer
Palo Alto, CA · On-site
... Core Java, JEE, Spring, Hibernate, JMS, Web Services, Hadoop, Enterprise Data Additional Information Multiple Openings
Senior Core Java Developer Location: Jersey City, NJ (Onsite 3 days/week) Duration: Contract - 12 months Contract Pay Range: $73.67/hr (W2) Job ID: 374534 About BCforward BCforward is a leading ...
Senior Core Java Developer Location: Jersey City, NJ (Onsite 3 days/week) Duration: Contract - 12 months Contract Pay Range: $73.67/hr (W2) Job ID: 374534 About BCforward BCforward is a leading ...
Core Java Developer
Saint Louis, MO · On-site
Core Java (Mandatory) Web Service [REST and SOAP] (Mandatory) Hibernate or JPA (Mandatory) Experience with Spring core (Mandatory), Spring AOP (optional). Experience with Spring Data , Spring Boot ...
Core Java Developer
Saint Louis, MO · On-site
Core Java (Mandatory) Web Service [REST and SOAP] (Mandatory) Hibernate or JPA (Mandatory) Experience with Spring core (Mandatory), Spring AOP (optional). Experience with Spring Data , Spring Boot ...
Core Java Developer
Atlanta, GA · On-site
Highly experienced in Core Java J2EE * Proficient in J2EE concepts and Expertise on MVC architecture. * Sufficient expertise on JSF. * Sufficient expertise on Web service. * Have thoroughly worked on ...
Core Java Developer
Atlanta, GA · On-site
Highly experienced in Core Java J2EE * Proficient in J2EE concepts and Expertise on MVC architecture. * Sufficient expertise on JSF. * Sufficient expertise on Web service. * Have thoroughly worked on ...
Core Java Developer
Newark, DE · On-site
Role: Sr. Java Developer Location: Newark, DE Onsite position Fulltime position JD Skill: Sr. Java Developer * Experienced in building highly scalable Java and J2EE applications. * Good experience in ...
Core Java Developer
Newark, DE · On-site
Role: Sr. Java Developer Location: Newark, DE Onsite position Fulltime position JD Skill: Sr. Java Developer * Experienced in building highly scalable Java and J2EE applications. * Good experience in ...
Core Java information
See salary details
$39.66 - $43.53
6% of jobs
$43.53 - $47.40
8% of jobs
$50.45 is the 25th percentile. Wages below this are outliers.
$47.40 - $51.27
14% of jobs
$51.27 - $55.14
16% of jobs
The median wage is $56.91 / hr.
$55.14 - $59
13% of jobs
$59 - $62.87
14% of jobs
$65.29 is the 75th percentile. Wages above this are outliers.
$62.87 - $66.74
6% of jobs
$66.74 - $70.61
8% of jobs
$70.61 - $74.48
4% of jobs
$74.48 - $78.34
5% of jobs
$78.34 - $82.21
5% of jobs
$39
$59
$82
How much do core java jobs pay per hour?
As of Jun 22, 2026, the average hourly pay for core java in the United States is $59.92, according to ZipRecruiter salary data. Most workers in this role earn between $50.48 and $67.31 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?
| Aspect | Core Java | Java Developer |
|---|---|---|
| Focus | Fundamental Java programming, core APIs, basic application development | Building, testing, and maintaining Java applications, including web and enterprise solutions |
| Skills | Java syntax, OOP principles, basic APIs | Core Java, frameworks (Spring, Hibernate), web technologies |
| Work Environment | Learning and understanding Java fundamentals | Developing 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.
Are Java jobs still in demand?
Java developer roles remain in high demand across various industries due to Java's stability, scalability, and widespread use in enterprise applications. Skills in core Java, frameworks like Spring, and experience with cloud environments can enhance job prospects in this field.
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.
Is Java outdated in 2026?
Core Java remains a fundamental programming language used in enterprise applications, Android development, and backend systems in 2026. Its ongoing updates, widespread adoption, and strong community support ensure its relevance for Java developers. Staying current with new features and frameworks is important for maintaining job competitiveness.
What are core Java skills?
Core Java skills include proficiency in Java programming language fundamentals such as syntax, object-oriented programming, exception handling, and data structures. Additionally, knowledge of Java APIs, multithreading, and basic understanding of development tools like IDEs and version control systems are essential for Java developers.
Which pays more, C++ or Java?
For Core Java developers, salary levels are generally comparable to C++ developers, but C++ roles often require more specialized skills in systems programming and performance optimization, which can lead to higher pay in certain industries. Overall, salary differences depend on experience, location, and industry demand, with both languages offering strong earning potential for skilled programmers.
More about Core Java jobs
What cities are hiring for Core Java jobs? Cities with the most Core Java job openings:
What states have the most Core Java jobs? States with the most job openings for Core Java jobs include:
What job categories do people searching Core Java jobs look for? The top searched job categories for Core Java jobs are:
Other
Posted 5 days ago
Job description
Company Description
Job Description
Job Description
- Expertise in Core Java with knowledge of multithreading, concurrency, memory management and NIO. Should have extensive experience in using concurrent package
- Expertise in Enterprise Java or any other server/client architectures with asynchronous or non-blocking request/response
- Working knowledge of JDBC and data modeling.
- Working knowledge of Splunk desirable.
- Knowledge of Unix Shell scripting; PERL scripting would be desirable.
Candidate needs to be ready for 2-3 rounds of technical interview, coding interview.
6 -12 months contract
Additional Information
All your information will be kept confidential according to EEO guidelines.