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Senior Java Engineer Jobs in Jersey City, NJ (NOW HIRING)

Hirekeyz Inc

Sr. Java Developer

Berkeley Heights, NJ · On-site

$59.75 - $76.25/hr

Title: Sr. Java Developer Location: Berkeley Heights, NJ (5 Days Onsite) Job Type: W2/Full Time * Strong Java and Micro services development experience * Previous work experience with Spring Boot ...

Luxoft

Senior Java Developer

Jersey City, NJ · On-site

$59.75 - $76.25/hr

🚀 Senior Java Engineer | Java, Spring & Distributed Systems We are working on a platform, which receives data about securities and prices from various data providers, enrich and validate it, and ...

ITech Recruiting

Java Developer

Manhattan, NY

$56.25 - $72.75/hr

Senior Java Developer TheMuniCenter is a premier online source of fixed income product, distribution and liquidity within the bond industry--providing live two-sided trading, price negotiation and ...

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 ...

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 ...

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 ...

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 · On-site

$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 ...

Cognizant

Senior Java Developer

Manhattan, NY · On-site

$81.34 - $141.50/hr

Overview Senior Java Developer to design, develop, and maintain secure, scalable, and high-performing backend services for Asset and Wealth Management platforms. The candidate should have strong ...

HSSSoft

Sr. Java developer with GWT

Edison, NJ · On-site

$59.25 - $75.50/hr

Company Description Title: Sr. Java developer with GWT Location: Edison, NJ, United States Responsibilities: To design and develop applications based on Java/J2EE components. Design, develop ...

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Showing results 41-60

All JobsJava Engineer JobsSenior Java Engineer JobsSenior Java Engineer Jobs in Jersey City, NJ

Senior Java Engineer information

See Jersey City, NJ salary details

$11

$65

$90

How much do senior java engineer jobs pay per hour?

As of Aug 24, 2026, the average hourly pay for senior java engineer in Jersey City, NJ is $65.58, according to ZipRecruiter salary data. Most workers in this role earn between $57.45 and $73.27 per hour, depending on experience, location, and employer.

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 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 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 cities near Jersey City, NJ are hiring for Senior Java Engineer jobs?

Cities near Jersey City, NJ with the most Senior Java Engineer job openings:

Senior Java Engineer jobs near you
Infographic showing various Senior Java Engineer job openings in Jersey City, NJ as of August 2026, with employment types broken down into 88% Full Time, 6% Part Time, 1% Temporary, and 5% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $136,402 per year, or $65.6 per hour.

AI Accelerated Senior Java Engineer

Fiserv, Inc.

Berkeley Heights, NJ • On-site

$130K - $171K/yr

Full-time

Posted 19 days ago

Fiserv rating

7.7

Company rating: 7.7 out of 10

Based on 95 frontline employees who took The Breakroom Quiz

108th of 151 rated financial services

Job description

Calling all innovators - find your future at Fiserv.
We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, come make a difference at Fiserv.
Job Title
AI Accelerated Senior Java Engineer
About your role:
Join a delivery team building the CommerceHub platform, where you will design and deliver payment software while helping engineering teams apply artificial intelligence (AI) tools consistently, responsibly, and measurably. You will work across engineers, technical leads, and delivery teams to improve engineering quality, delivery speed, and predictability through scalable payment services, specification-driven development, and disciplined AI-assisted workflows.
What you'll do:
  • Design and deliver software solutions for real-time payments, payment application programming interfaces (APIs), and high-volume omnichannel commerce processing.
  • Analyze business processes and heterogeneous technology environments to define scalable, secure, and maintainable payment solutions.
  • Develop microservices using reactive design patterns for protocol translation, enrichment, orchestration, and high-throughput transaction processing.
  • Apply and reinforce consistent use of AI prompts, GitHub Copilot instructions, Codex instructions, SpecKit artifacts, and engineering guidance across delivery work.
  • Improve engineering practices by sharing reusable prompts, workflows, coding patterns, testing approaches, and lessons learned for AI-assisted development.
  • Lead use of specification-driven engineering practices, including SpecKit or similar frameworks, to improve clarity, traceability, implementation quality, and delivery predictability.
  • Validate product changes through unit, component, integration, performance, and API testing, including Postman-based API validation where applicable.
  • Conduct code reviews that evaluate AI-assisted suggestions for security, quality, maintainability, performance, and appropriate implementation.
  • Guide teams on selecting AI tools and agents for design, coding, testing, documentation, debugging, and refactoring outcomes.
  • Enhance API solutions to deliver secure, simple, and easy-to-consume interfaces for payment customers across enterprise environments.
  • Contribute to API roadmap execution, software development kit (SDK) support, client libraries, DevOps, continuous integration and continuous delivery (CI/CD), and continuous delivery strategies.
  • Responsibilities listed are not intended to be all-inclusive and may be modified as necessary.

Experience you'll need to have:
  • 8+ years of experience in software engineering using Java, Spring Boot, Spring Framework, Maven, Git, JIRA, Confluence, and enterprise software development life cycle practices.
  • 8+ years of experience designing and delivering microservices, real-time APIs, high-volume transaction processing applications, and payment platform capabilities in enterprise environments.
  • 8+ years of experience developing secure APIs and distributed services with protocol translation, orchestration, enrichment, and omnichannel consumption patterns.
  • 6+ years of experience creating automated tests using JUnit, Mockito, Postman, JMeter, integration testing, component testing, mock frameworks, virtual services, and performance testing practices.
  • 4+ years of experience using SpecKit or similar specification-driven engineering practices to define requirements, acceptance criteria, implementation plans, and validation expectations.
  • 2+ years of experience using AI-assisted engineering tools such as GitHub Copilot, Copilot Chat, Codex, AI coding agents, or similar platforms to improve code development, testing, documentation, and delivery quality.
  • 2+ years of experience creating or refining AI prompts, instruction sets, engineering playbooks, and reusable guidance for consistent AI-assisted development.
  • Experience using quality and security scanning tools such as Sonar, Fortify, WebInspect, or similar tools to identify findings and improve code quality and risk posture.
  • Experience working with Oracle, SQL Server, MySQL, or similar relational databases and enterprise data access patterns.
  • Experience applying object-oriented design patterns, domain-driven design principles, test-driven development, and enterprise architecture frameworks.
  • Experience working with cloud and platform technologies such as Amazon Web Services (AWS), Microsoft Azure, Google Cloud, Pivotal Cloud Foundry (PCF), Kubernetes, Jenkins, GitLab CI, or equivalent technologies.
  • Strong written and verbal communication skills with the ability to collaborate across engineers, technical leads, delivery teams, and stakeholders.
  • Bachelor's degree in computer science, software engineering, or a related field, or equivalent combination of education, related experience and/or military experience.

Experience that would be great to have:
  • 10+ years of experience in enterprise payments, commerce platforms, cloud-native engineering, or large-scale distributed systems.
  • Experience coaching engineers on prompt quality, AI-assisted coding workflows, agent selection, code review practices, test generation, debugging, refactoring, and documentation standards.
  • Experience defining AI usage standards, measuring adoption quality, tracking delivery outcomes, and improving engineering practices based on delivery metrics and defect trends.
  • Relevant certifications in cloud, security, architecture, agile delivery, payments, or AI-assisted software engineering, or equivalent validated experience.

Important info about this role:
  • You must currently possess valid and unrestricted U.S. work authorization to be considered for this role. Individuals with temporary visas including, but not limited to, F-1 (OPT, CPT, STEM), H-1B, H-2, or TN, or any candidate requiring sponsorship, now or in the future, will not be considered for this role.
  • We're better together! This role is fully on-site.
  • This is a full-time, direct-hire position, and no contract options or unsolicited agency submissions will be considered

#LI-IH1
Salary Range
$128,000.00 - $216,000.00
These pay ranges apply to employees in New Jersey and New York. Pay ranges for employees in other states may differ.
It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.
For incentive eligible associates, the successful candidate is eligible for an annual incentive opportunity which may be delivered as a mix of cash bonus and equity awards in the Company's sole discretion.
Thank you for considering employment with Fiserv. Please:
  • Apply using your legal name
  • Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).

Our commitment to Equal Opportunity:
Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law.
If you have a disability and require a reasonable accommodation in completing a job application or otherwise participating in the overall hiring process, please contact AskHR.US@fiserv.com. Please note our AskHR representatives do not have visibility to your application status. Current associates who require a workplace accommodation should refer to Fiserv's Disability Accommodation Policy for additional information.
Note to agencies:
Fiserv does not accept resume submissions from agencies outside of existing agreements. Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.
Warning about fake job posts:
Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.

What Fiserv employees say

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About Fiserv

Sourced by ZipRecruiter

Fiserv is a global leader in fintech and payments for over 35 years serving thousands of financial institutions and millions of businesses in more than 100 countries. Our Purpose is to deliver superior value for our clients through leading technology, targeted innovation, and excellence in everything we do as we process over 40% of the world's debit and credit transactions.

Industry

It services and software development

Company size

10,000+ Employees

Headquarters location

Brookfield, WI, US

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