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Senior Java Engineer Jobs in Hackensack, NJ (NOW HIRING)

Raas Infotek LLC

Senior Java Developer

Jersey City, NJ · On-site

$59.75 - $76.25/hr

Senior Java Developer Experience: 10+ Years Location: New Jersey / New York -- Local Candidates Only Employment: Contract - W2 Work Arrangement: Hybrid Required Skills * 10+ years of strong Java/J2EE ...

New

Prophecy Technologies

Senior Java Developer

White Plains, NY · On-site

$59.25 - $75.50/hr

The Senior Java Developer will be a part of the transformational journey to deliver best systems to support the Customer's business lines, across all channels. This role requires deep technical ...

INT Technologies

Senior Java Developer

New York, NY

$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 ...

Custom Staffing

Java Developer Senior

Manhattan, NY · On-site

$85 - $100/hr

Senior Java Developer Location: New York City, NY (100% Onsite Local Candidates Only) Rate: $85 $100/hr (W2 Only) Industry: Financial Services Duration: Contract (Long-term) No Corp to Corp or 3rd ...

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 ...

Jobsbridge

Sr. Java Developer

New York, NY

$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 ...

HCL Global Systems Inc

JAVA DEVELOPER

Jersey City, NJ · On-site

$55.75 - $72.25/hr

HCL Global Systems Inc is seeking a Senior Java Developer to implement application enhancements in the Payment Area. The role involves participating in all phases of the software development ...

Verithium

Senior Fixed Income Java Developer

Newark, NJ

$59.75 - $76.25/hr

As a Senior Java Developer you will design and code the next generation of the fixed income trading platform. This is a great opportunity to work with a team of gifted engineers focused on ...

Ask IT consulting

Sr. Java Develoepr

Jersey City, NJ · On-site

$59.75 - $76.25/hr

Programmer- J2EE/JSF Client: State of NJ Duration: 2+ months Position Description: The Judiciary is looking for a highly skilled SENIOR JAVA Programmer who has solid experience in developing J2EE ...

Ztek Consulting INC

Senior Java Developer

New York, NY · On-site

$62.75 - $79.75/hr

Senior Java Developer Duration: 6-12 months Location: Onsite at New York, NY Work Type: Rate: Pay range offered to a successful candidate will be based on several factors, including the candidate ...

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All JobsJava Engineer JobsSenior Java Engineer JobsSenior Java Engineer Jobs in Hackensack, NJ

Senior Java Engineer information

See Hackensack, NJ salary details

$12

$68

$94

How much do senior java engineer jobs pay per hour?

As of Aug 12, 2026, the average hourly pay for senior java engineer in Hackensack, NJ is $68.52, according to ZipRecruiter salary data. Most workers in this role earn between $60.05 and $76.54 per hour, depending on experience, location, and employer.

What are some common challenges senior Java engineers face when working on large-scale enterprise applications?

Senior Java Engineers often encounter challenges such as managing complex codebases, ensuring application scalability, and maintaining high performance under heavy loads. They are also responsible for implementing robust security practices and integrating new technologies without disrupting existing systems. Effective collaboration with cross-functional teams and mentoring junior developers are crucial aspects of the role, as these responsibilities help maintain code quality and project momentum.

What is the difference between Senior Java Engineer vs Java Developer?

AspectSenior Java EngineerJava Developer
Required CredentialsBachelor's in Computer Science, Java certifications (e.g., Oracle Certified Professional)Bachelor's in Computer Science or related field, Java certifications optional
Work EnvironmentDesigning, developing, and maintaining complex Java applications, often in team leadership rolesDeveloping Java applications, focusing on coding and implementation
Industry UsageUsed across finance, tech, and enterprise sectors for large-scale projectsCommonly employed in software development firms, startups, and tech companies

While both roles involve Java programming, Senior Java Engineers typically handle complex system design, mentorship, and project leadership, whereas Java Developers focus more on coding and implementing features. The senior role often requires more experience and certifications, with a broader scope of responsibilities.

What are the key skills and qualifications needed to thrive as a senior Java engineer?

To thrive as a Senior Java Engineer, you need advanced proficiency in Java programming, strong knowledge of software design patterns, and a degree in computer science or related field. Experience with frameworks like Spring, Hibernate, build tools such as Maven or Gradle, and familiarity with cloud platforms and CI/CD systems are typically required. Excellent problem-solving abilities, leadership, and effective communication help you guide teams and collaborate with stakeholders. These skills are crucial for delivering robust, scalable software solutions and mentoring junior engineers in complex development environments.

What is a senior Java engineer?

Senior Java Engineers are experienced software developers who specialize in designing, developing, and maintaining applications using the Java programming language. They often lead development teams, architect solutions, and ensure that software meets both technical and business requirements. Their responsibilities also include code reviews, mentoring junior developers, and optimizing application performance. Typically, they have several years of experience and a deep understanding of Java frameworks and best practices.
What cities near Hackensack, NJ are hiring for Senior Java Engineer jobs? Cities near Hackensack, NJ with the most Senior Java Engineer job openings:
Senior Java Engineer jobs near you
Infographic showing various Senior Java Engineer job openings in Hackensack, NJ as of August 2026, with employment types broken down into 90% Full Time, 5% Part Time, and 5% Contract. Highlights an 85% Physical, 6% Hybrid, and 9% Remote job distribution, with an average salary of $142,527 per year, or $68.5 per hour.

Senior Java Developer

Raas Infotek LLC

Jersey City, NJ • On-site

$59.75 - $76.25/hr

Other

Posted yesterday

New

Job description

Job Title: Senior Java Developer
Experience: 10+ Years
Location: New Jersey / New York — Local Candidates Only
Employment: Contract – W2
Work Arrangement: Hybrid

Required Skills
  • 10+ years of strong Java/J2EE development experience.
  • Strong expertise in Java 8/11/17+, Spring Boot, Spring MVC, and Microservices.
  • Hands-on experience with Angular and React.js for modern UI development.
  • Strong experience with Apache Spark and distributed data processing.
  • Hands-on experience with AWS cloud services.
  • Experience with AI/GenAI/LLM integration into enterprise applications.
  • Strong REST API, SQL, and database development experience.
  • Experience with Docker, Kubernetes, Git, and CI/CD pipelines.
  • Strong Agile/Scrum experience.
Responsibilities
  • Design and develop scalable Java/Spring Boot applications and microservices.
  • Build responsive web applications using Angular and React.js.
  • Develop and optimize data-processing solutions using Apache Spark.
  • Design, deploy, and maintain applications on AWS.
  • Integrate AI/GenAI capabilities and APIs into enterprise applications.
  • Develop RESTful APIs and integrate backend services with frontend applications.
  • Troubleshoot performance and production issues and perform RCA.
  • Participate in architecture, code reviews, and technical design discussions.
  • Collaborate with product, QA, DevOps, and business teams.
  • Mentor junior developers and promote coding best practices.
Preferred Skills
  • AWS services such as EC2, S3, Lambda, ECS/EKS, RDS, Glue, and CloudWatch.
  • Experience with Kafka and event-driven architecture.
  • Experience with Python or Scala for Spark/data engineering.
  • Knowledge of OpenAI, Azure OpenAI, AWS Bedrock, Gemini, or similar AI platforms.
  • Experience with Terraform/IaC.
  • Financial Services/Banking domain experience.
Key Skills

Java | Spring Boot | Microservices | Angular | React.js | Apache Spark | AWS | AI/GenAI | REST APIs | SQL | Docker | Kubernetes | Kafka | CI/CD | Git

Local candidates from New Jersey or New York are strongly preferred.

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