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Sr Full Stack Java Jobs in Whippany, NJ (NOW HIRING)

MM International

Full Stack Java Developer

Iselin, NJ · On-site

$53.25 - $68.75/hr

Full Stack Java Developer Location: 3 days hybrid in Iselin, NJ Interview: Onsite Interview is a must Needs: JAVA ANGULAR KAFKA Financial Experience-BIG BANK Spring Boot Shorter more accurate resumes ...

RIT Solutions, Inc.

full stack java developer

Summit, NJ · On-site

$55.75 - $72/hr

RIT Solutions, Inc. is seeking a Full Stack Java Developer to support the build of a new enterprise-level internal communication system for BNY. The role involves end-to-end development across Java ...

Jobsbridge

Full Stack Java/J2EE Devloper

Jersey City, NJ

$54.75 - $70.75/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Bachelor degree in Computer Science, Information Technology, or equivalent ...

USM

JB061895 - Full Stack Java with Angular

Jersey City, NJ · On-site

$54.75 - $70.75/hr

Full Stack Java with Angular Location: Jersey City, NJ / NY (Hybrid 3 days onsite) Duration: 6-12 Months Contract Job Overview : Required Qualifications : * Should have 7+ years of strong hands-on ...

Deloitte

Java Full Stack Developer

Morristown, NJ · On-site

$54 - $69.75/hr

As an experienced Full Stack Java Developer, you will have the ability to share new ideas and collaborate on projects as a consultant without the extensive demands of travel. If so, consider an ...

Deloitte

Java Full Stack Developer

Jersey City, NJ · On-site

$54.75 - $70.75/hr

As an experienced Full Stack Java Developer, you will have the ability to share new ideas and ... Professional development From entry-level employees to senior leaders, we believe there's always ...

Deloitte

Java Full Stack Developer

Jersey City, NJ · On-site

$54.75 - $70.75/hr

As an experienced Full Stack Java Developer, you will have the ability to share new ideas and collaborate on projects as a consultant without the extensive demands of travel. If so, consider an ...

Jobsbridge

Java Full Stack Engineer

New York, NY

$57.50 - $74/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Should have 6-8 years of experience in developing high volume web ...

Compunnel

Full-Stack Java Developer

Parsippany, NJ · On-site

$52.75 - $68.25/hr

We are seeking an experienced Full-Stack Java Developer who combines strong software engineering expertise with exceptional client-facing communication skills. This role partners directly with ...

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How much do sr full stack java jobs pay per hour?

As of Sep 13, 2026, the average hourly pay for sr full stack java in Whippany, NJ is $58.41, according to ZipRecruiter salary data. Most workers in this role earn between $50.77 and $65.53 per hour, depending on experience, location, and employer.

What is a Sr Full Stack Java developer?

Sr Full Stack Java developers are experienced software engineers who design, build, and maintain both the front-end and back-end components of web applications using Java and related technologies. They are proficient in server-side development with Java frameworks like Spring or Java EE, as well as front-end technologies such as HTML, CSS, JavaScript, and modern JavaScript frameworks. Their responsibilities often include system architecture, API integration, database management, and leading technical teams. They play a key role in ensuring the application is robust, scalable, and user-friendly. Senior full stack developers also mentor junior developers and contribute to best practices within their teams.

What are the key skills and qualifications needed to thrive as a Sr Full Stack Java developer?

To thrive as a Sr Full Stack Java Developer, you need advanced knowledge of Java, JavaScript frameworks, RESTful APIs, and experience with both front-end and back-end development, typically backed by a computer science degree or equivalent experience. Familiarity with tools such as Spring Boot, Angular or React, version control systems like Git, and cloud platforms such as AWS or Azure is highly valued. Strong problem-solving abilities, effective communication, and leadership skills are important soft skills for this role. These competencies enable the developer to build robust, scalable applications, collaborate efficiently with teams, and drive successful project outcomes in dynamic tech environments.

What are some common challenges faced by Sr Full Stack Java developers when managing both front-end and back-end tasks?

Sr Full Stack Java developers often face the challenge of balancing priorities between front-end user experience and back-end system performance. Navigating frequent context switching, keeping up with evolving frameworks, and ensuring seamless integration between client and server components are typical hurdles. Additionally, collaborating effectively with designers, DevOps engineers, and QA teams is crucial to deliver robust, scalable applications. Staying updated on best practices and maintaining clear communication within cross-functional teams can help address these challenges.

What are popular job titles related to Sr Full Stack Java jobs in Whippany, NJ?

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Sr Full Stack Java jobs near you
Infographic showing various Sr Full Stack Java job openings in Whippany, NJ as of August 2026, with employment types broken down into 1% Internship, 81% Full Time, 11% Part Time, 6% Contract, and 1% Nights. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $121,500 per year, or $58.4 per hour.

Senior Full Stack Java Lead Engineer

Jersey City, NJ • On-site

Cognizant Technology Solutions
See more jobs at Cognizant Technology Solutionsexternal

$81K - $136K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 4 days ago

Cognizant rating

7.0

Company rating: 7.0 out of 10

Based on 87 frontline employees who took The Breakroom Quiz

Job description

About the Role
As a Senior Full Stack Java Lead Engineer, you will make an impact by designing, developing, and delivering scalable enterprise applications that support critical business operations. You will be a valued member of the engineering team and work collaboratively with architects, product owners, developers, and business stakeholders to build secure, high-performing, and resilient solutions.
In This Role, You Will:
  • Lead the design, development, testing, and deployment of enterprise applications using Java, Spring Boot, SQL, and modern front-end technologies.
  • Develop secure, high-quality production code and maintain software solutions that support business-critical applications.
  • Produce architecture and design artifacts for complex applications and ensure development aligns with established engineering standards.
  • Utilize enterprise-authorized AI-assisted development tools to improve code quality, testing, documentation, and delivery speed while ensuring accuracy, security, and compliance.
  • Analyze and interpret large data sets to identify trends, uncover hidden issues, and drive continuous improvements in applications and systems.
  • Apply modern Software Development Lifecycle (SDLC) practices, including CI/CD, automation, resiliency, and security best practices.
  • Mentor engineering teams, contribute to technical communities of practice, and promote innovation through emerging technologies and engineering excellence.
  • Independently lead modules and provide technical direction to development teams to ensure successful project delivery.

Work Model
We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role's business requirements, this is a hybrid position requiring 3 days per week in a client office in Jersey City, New Jersey, and allowing 2 days remote work. Regardless of your working arrangement, we are here to support a healthy work-life balance through our various wellbeing programs.
The working arrangements for this role are accurate as of the date of posting. This may change based on the project you're engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.
What You Need to Have to Be Considered
  • Strong experience developing enterprise applications using Java, Spring Boot, and SQL.
  • Hands-on experience building modern web applications with React and related front-end technologies.
  • Proven experience with system design, application development, testing, and operational stability.
  • Experience developing, debugging, and maintaining applications in large-scale enterprise environments.
  • Knowledge of cloud-based application development and modern software architectures.
  • Strong understanding of Agile methodologies, CI/CD pipelines, application resiliency, and secure software development practices.
  • Experience using AI-assisted software development tools and validating AI-generated outputs for quality, performance, and security.
  • Excellent communication, analytical, and leadership skills with the ability to collaborate across technical and business teams.

These Will Help You Stand Out
  • Prior experience leading technical teams and mentoring software engineers.
  • Knowledge of AI-enabled engineering practices and software delivery automation.
  • Experience building scalable, resilient, and highly available enterprise applications.
  • Strong understanding of software architecture patterns and cloud-native solutions.
  • Experience working within financial services, banking, or highly regulated industries.

Applications will be accepted by: October 9, 2026
Salary and Other Compensation
The annual salary for this position is expected to be between $81,337 and $136,500 per year, depending on experience, qualifications, geographic location, and other job-related factors.
Benefits
Cognizant offers the following benefits, subject to eligibility requirements:
  • Medical, Dental, Vision, and Prescription Drug Coverage
  • Flexible Spending Accounts (FSA) and Health Savings Accounts (HSA)
  • Life Insurance and Disability Coverage
  • 401(k) Plan with Company Contributions
  • Paid Time Off and Company Holidays
  • Employee Assistance Program (EAP)
  • Wellbeing and Mental Health Programs
  • Learning and Development Opportunities
  • Employee Recognition Programs

Work Authorization
Please note that this position is not eligible for visa transfer or sponsorship now or at any time in the future.
We're excited to meet people who share our mission and can make an impact in a variety of ways. Don't hesitate to apply, even if you only meet the minimum requirements listed. Think about your transferable experiences and unique skills that make you stand out as someone who can bring new and exciting things to this role.
About Cognizant:
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization's unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.
Additional employment information
Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.
If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] for roles based in the Americas or [email protected] for roles based in India.

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