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Senior Java Jobs in Hauppauge, NY (NOW HIRING)

SREYO

Sr Java Developer

New York, NY

$62.75 - $79.75/hr

We have a job opportunity with our direct client in New York City, NY Job Details: Sr Java Developer Location: New York City_ NY Job Type: Permanent_Full Time JOB SUMMARY: This position is for a ...

SREYO

Sr Java Developer

New York, NY · On-site

$62.75 - $79.75/hr

We have a job opportunity with our direct client in New York City, NY Job Details: Sr Java Developer Location: New York City_ NY Job Type: Permanent_Full Time JOB SUMMARY: This position is for a ...

SREYO

Sr Java Developer

New York, NY · On-site

$62.75 - $79.75/hr

We have a job opportunity with our direct client in New York City, NY Job Details: Sr Java Developer Location: New York City_ NY Job Type: Permanent_Full Time JOB SUMMARY: This position is for a ...

SREYO

Sr Java Developer

New York, NY · On-site

$62.75 - $79.75/hr

We have a job opportunity with our direct client in New York City, NY Job Details: Sr Java Developer Location: New York City_ NY Job Type: Permanent_Full Time JOB SUMMARY: This position is for a ...

Scadea

Sr. Java Developer

New York, NY · On-site

$62.75 - $79.75/hr

Job Title: Sr. Java Developer Location: NJ or NYC Length: 6-10 months Position Summary: We are seeking a seasoned Senior Java Developer with a deep specialization in high-throughput trading platforms.

Precision Technologies Corp

Senior Java Developer

New York, NY · On-site

$62.75 - $79.75/hr

We are looking for a Senior Java Developer who will design, develop, and maintain Java-based systems for equities trading, focusing on backend development, potentially including front-end components ...

Ventures Unlimited Inc

Senior Java Developer

New York, NY · On-site

$62.75 - $79.75/hr

Senior Java Developer Location: New York, NY Type: Fulltime // Permanent Interview Process: Phone and Skype Hire End Customer: Banking domain Strong Core Java hands on knowledge. Hands on experience ...

Integrated Resources INC

Sr Java Developer

New York, NY · On-site

$62.75 - $79.75/hr

Senior Java Developer Location - NYC,NY Duration: 6 Months Only EAD, GC and Citizens with W2 can apply Senior Core Java developer with a working knowledge of Linux, real-time systems 3+ years ...

RE Partners Consulting LLC

Senior Java Engineer

New York, NY · On-site

$62.75 - $79.75/hr

The 3 G's of RE: "Get Shit Done." "Get Over Shit." "Give a Shit." Senior Java Engineer - Deployment Security & Software Reliability We are seeking an experienced, hands-on Senior Java Engineer to ...

Jobsbridge

Sr. Java Developer

New York, NY · On-site

$62.75 - $79.75/hr

Skill Sr. Java Developer Location New York, NY Total Experience 7 yrs. Max Salary Not Mentioned Employment Type Direct Jobs (Full Time) Domain Any Description NO C2C Responsibilities: Developing web ...

Amarina Search Partners

Senior Java Developer

Greenwich, CT · Hybrid

$64.25 - $82/hr

Our client, a global financial technology organization headquartered in Greenwich, Connecticut, is seeking a Senior Java Developer to join its engineering team. This is a hybrid position (3 days ...

INT Technologies

Senior Java Developer

New York, NY · On-site

$62.75 - $79.75/hr

This position is for a senior Java developer working on a project to replace the system of record application with an in house developed application. Qualifications Technical Skills: * In depth ...

INT Technologies

Senior Java Developer

New York, NY · On-site

$62.75 - $79.75/hr

This position is for a senior Java developer working on a project to replace the system of record application with an in house developed application. Qualifications Technical Skills: * In depth ...

Talan

Senior Java Developer

New York, NY · Hybrid

$130K - $150K/yr

We are looking for a Senior Java Developer to join a Team of 7 developers in a leading financial institution in New York. This is a hands-on backend development role supporting highly visible ...

Talan

Senior Java Developer

New York, NY · On-site

$130K - $150K/yr

We are looking for a Senior Java Developer to join a Team of 7 developers in a leading financial institution in New York. This is a hands-on backend development role supporting highly visible ...

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Senior Java information

See Hauppauge, NY salary details

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How much do senior java jobs pay per hour?

As of Aug 20, 2026, the average hourly pay for senior java in Hauppauge, NY is $63.63, according to ZipRecruiter salary data. Most workers in this role earn between $55.77 and $71.11 per hour, depending on experience, location, and employer.

What does a senior Java developer do?

A Senior Java Developer is responsible for designing, developing, and maintaining complex Java-based applications. They often lead development teams, make architectural decisions, and ensure code quality through best practices. Their role also includes mentoring junior developers, participating in code reviews, and collaborating with stakeholders to deliver robust software solutions. Senior Java Developers are expected to have extensive experience with Java frameworks, databases, and deployment processes.

What skills and qualifications are needed to thrive as a senior Java developer?

To thrive as a Senior Java Developer, you need deep expertise in Java programming, object-oriented design, and a strong grasp of software development principles, typically backed by a computer science degree or relevant experience. Experience with tools like Spring Framework, Hibernate, Maven, Git, and proficiency in using integrated development environments (IDEs) such as IntelliJ IDEA or Eclipse is essential, and certifications like Oracle Certified Professional (OCP) can be beneficial. Outstanding problem-solving skills, effective communication, and the ability to mentor junior developers set top performers apart. These skills ensure the delivery of robust, maintainable code and foster high-performing teams capable of tackling complex projects.

How do senior Java developers typically collaborate with cross-functional teams on large-scale projects?

Senior Java Developers often work closely with product managers, QA engineers, UI/UX designers, and DevOps teams to ensure successful project delivery. They participate in architectural discussions, provide technical guidance, and help translate business requirements into scalable software solutions. Regular communication and agile ceremonies like sprint planning and code reviews are common, allowing them to align development efforts with overall business goals and quickly address challenges. This collaborative environment helps Senior Java Developers mentor junior team members and foster a culture of continuous improvement.

What is the difference between Senior Java vs Java Developer?

AspectSenior JavaJava Developer
Required CredentialsBachelor's degree, extensive Java experience, possibly certifications like Oracle Certified ProfessionalBachelor's degree, Java knowledge, entry to mid-level certifications
Work EnvironmentTeam lead, project architect, involved in design and mentoringDevelopment team member, coding, testing, and implementation
Employer & Industry UsageTech companies, finance, healthcare, enterprise solutionsStartups, tech firms, software agencies, enterprise sectors

Senior Java professionals typically have more experience, leadership responsibilities, and advanced certifications compared to Java Developers. They often lead projects and mentor junior staff, while Java Developers focus on coding and implementation. Both roles are vital in software development, but the senior position involves greater strategic input and oversight.

Are senior Java jobs still in demand?

Senior Java jobs remain in demand due to the widespread use of Java in enterprise applications, backend systems, and Android development. Employers seek experienced developers with strong knowledge of frameworks like Spring and Hibernate, and proficiency in cloud environments and microservices architecture enhances job prospects.

What are the most commonly searched types of Java jobs in Hauppauge, NY?

The most popular types of Java jobs in Hauppauge, NY are:

What cities near Hauppauge, NY are hiring for Senior Java jobs?

Cities near Hauppauge, NY with the most Senior Java job openings:

Senior Java jobs near you

Sr Java Developer

SREYO

New York, NY

$62.75 - $79.75/hr

Full-time

Re-posted 12 days ago

Job description

Company Description

SREYO LLC. is a company that provides the most advanced expertise to high-end businesses all over the world but no problem is too small for us. SREYO LLC. strives to make business operations run to the highest efficiency and reliability.
SREYO LLC. expertises in Software Solutions by having one of our Experienced Business Analysts take indepth requirements of your needs and have the indepth Business Requirement Document analyzed by our Knowledge Team, who are experienced IT professionals who have diverse educational and experience backgrounds.

Job Description

We have a job opportunity with our direct client in New York City, NY

Job Details: Sr Java Developer

Location: New York City_ NY

Job Type: Permanent_Full Time

JOB SUMMARY:

This position is for a technical lead position with Java development and Web Services knowledge for the complete system rewrites of Logistics related Project at Laufer group International. They will be functioning as the Technical lead and also be involved in the design, analysis, new development, coding, unit testing and will interacting with the project manager, QA, User Group as well other team members within the organization. Global logistics knowledge on IBM Platforms would be a major plus.

 SUPERVISORY RESPONSIBILITIES:  N/A.

 Responsibilities:

- Software development of Java application and/or system components- Software design and review plus strong knowledge of the full SDLC- Requirements definition and analysis- Unit testing of developed code- Investigation and root cause analysis of software and system defects- Maintain and run tools and processes that support and automate software product release

Requirements for Sr. Java Software Engineer:

  • Bachelor or Masters in Computer Science, or equivalent experience or qualification
  • 7+ years of engineering experience in JVM based secure web applications
  • Expert level coding skills in front & back-end Java
  • Java EE and/or JVM based secure web applications, LDAP
  • Experience in designing scalable web services.
  • Strong foundational knowledge and experience with JMS
  • Experience in deploying J2EE applications with any of the following IBM WebSphere7.0 or later
  • Proven ability to work independently with limited supervision
  • Excellent team player with the ability to work within a collaborative environment
  • Creative, resourceful and innovative problem solver
  • Mentor and coach other team members
  • Experience with an IDE such as Eclipse, RAD or WDSC
  • Great communication skills, including active listening and comprehending system requirements

Desired Skills for Sr. Java Software Engineer:

  • Knowledge of continuous integration and release management tools
  • Good knowledge of SCM tools including Git, subversion, JIRA
  • Familiar with SOA, DB2, SQL, JDBC, (IBM development).
  • Spring Framework, Hibernate, Core Java
  • HTML5, CSS3, JavaScript, JSON, Ajax, JQuery, JSP, JSTL, Tiles2
  • Proficiency in working in OS400/Unix/Linux environment
  • Knowledge of scripting languages
  • Self-taught and self-teaching, with a demonstrated aptitude for acquiring knowledge and skills

*Note: For this position US citizens only. No sponsorship of any type.

Qualifications

Core Java/J2ee

Additional Information

All your information will be kept confidential according to EEO guidelines.

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