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Core Java Developer Jobs (NOW HIRING)

Core Java Developer Location: Arlington VA CGEMJP00341852 Required Skills • 5 to 7 years of solid hands-on experience using Core Java, Spring Boot, Kafka/MQ, Microservice architecture. • Hands on ...

Core Java Developer Location: NYC, NY Duration: Fulltime BGV will be done for the selected candidates. Must Have Skills: 8+ years hands-on Java Development in Web Sphere environment 3+ year work ...

Core Java Developer Location: Wilmington, DE Length: 2 years F2F REQUIRED - LOCAL ONLY Visa copy required for submission - 7+ years of development experience with Java/J2EE - Strong experience with ...

Responsibilities: Our Client is looking for Core Java Engineers with strong Data Structure, Algorithms, Multi-threading, Concurrency, experience. Additional Information All your information will be ...

Java Developer Location: Meriden, CT Salary: 70 K - 78 K max Minimum 2-year experience There will ... Core Java dev experience (mandatory) * Automation testing experience, if any * Agile experience

Core Java Developer Sonsoft, Inc. is a USA based corporation duly organized under the laws of the Commonwealth of Georgia. Sonsoft Inc. is growing at a steady pace specializing in the fields of ...

We do have an urgent Position for Core Java Developer at CA . Please find the requirement below for your review Role: Core Java Developer Location: Sunnyvale, CA Duration: 6+ Months 6+ years of IT ...

Core Java Developer Sonsoft, Inc. is a USA based corporation duly organized under the laws of the Commonwealth of Georgia. Sonsoft Inc. is growing at a steady pace specializing in the fields of ...

... core Java development of real time multi processing/multi threading systems - Hands on experience in design, development & Implementation of object orientated programming - Knowledgeable and ...

Role: Core Java Developer (5 Positions) Location: Los Angeles, CA OR Englewood, CO Full-Time Role Interview Process: Two Technical Rounds Description: We are looking for 5 years experienced ...

Spring Boot Core Java We are seeking a highly skilled Java Developer with strong expertise in modern backend development. The ideal candidate will have hands-on experience in Java (21+), Spring Boot ...

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How much do core java developer jobs pay per hour?

As of Jun 24, 2026, the average hourly pay for core java developer 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 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.

Which pays more, C++ or Java?

For a Core Java Developer, salary differences between C++ and Java roles depend on experience, location, and industry demand. Generally, C++ developers may earn slightly higher salaries due to the complexity of the language and its use in performance-critical applications, but Java developers often have broader job opportunities. Both skills are valuable, and compensation varies based on specific job requirements and certifications.

What are core Java skills?

Core Java skills for a Java developer include proficiency in Java programming language fundamentals, object-oriented programming concepts, exception handling, collections framework, multithreading, and basic knowledge of Java APIs. Familiarity with development tools like IDEs, version control systems, and understanding of Java SE is also essential for effective software development.

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.

Is Java outdated in 2026?

Core Java remains a widely used programming language in 2026, especially for enterprise applications, Android development, and backend systems. Its ongoing updates, large ecosystem, and strong community support ensure it stays relevant for Java developers. Staying current with new features and frameworks is important for maintaining job competitiveness.

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.

Is Java developer still in demand?

Java developers remain in high demand due to the widespread use of Java in enterprise applications, Android development, and backend systems. Skills in frameworks like Spring and knowledge of cloud environments enhance job prospects, and Java continues to be a core technology in many organizations' tech stacks.

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.

What cities are hiring for Core Java Developer jobs? Cities with the most Core Java Developer job openings:
What states have the most Core Java Developer jobs? States with the most job openings for Core Java Developer jobs include:
What are popular job titles related to Core Java Developer jobs? For Core Java Developer jobs, the most frequently searched job titles are:
Core Java Developer

Core Java Developer

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Arlington, VA • On-site

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Posted 4 days ago


Job description

Role Name: Core Java Developer
Location: Arlington VA
CGEMJP00341852
JOB DESCRIPTION:
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, including modelling and performance tuning.
• Proficiency in Shell/Unix, Perl/python is required.
• Good problem-solving skills, Analytical, Self Driven, Passion for innovation.
• Good communication and presentation skills: ability to communicate in a clear and concise manner, across all stakeholder groups and with staff from junior to senior levels
Desired skills
• Knowledge of Banking or Financial industryproject experience is valuable.
• Experience with Co-pilot and Spec Driven Development is plus