Senior Fullstack Software Engineer Jobs in New Jersey
Senior Fullstack Software Engineer jobs in New Jersey are among the most active in the Northeast, concentrated in financial technology, pharmaceuticals, telecom, and enterprise software across a market that runs from junior contributors through principal-level architects. The heaviest hiring is in Jersey City, Newark, and Princeton, where companies like Cognizant, Conduent, and Johnson and Johnson maintain substantial engineering operations. The most in-demand specialties are React and Node.js stacks, cloud-native development on AWS or Azure, and API design for large-scale distributed systems. Find a role that fits below and apply directly.
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Work you'll do/Responsibilities
Join our AI and Systems Co-Design team, pioneering high-performance software and hardware technologies for AI and next-generation consumer devices. As a Consultant, you'll help design, build, and optimize foundational tools and applications that power cutting-edge AI platforms and smart devices. You'll collaborate cross-functionally, tackle large-scale technical challenges, and deliver innovative solutions with global impact.
- Design, build, and maintain backend services using Java, Spring Boot, Kafka, MongoDB, and MSSQL.
- Develop scalable, high-performance APIs and event-driven components for market technology applications.
- Write efficient multithreaded Java code and troubleshoot performance, concurrency, and reliability issues.
- Create and optimize database queries, stored procedures, and data access patterns in MSSQL and MongoDB.
- Support integration and message-driven workflows using Kafka and related event-processing patterns.
- Collaborate with product, architecture, QA, and DevOps teams to deliver secure, stable, and production-ready solutions.
- Participate in code reviews, technical design discussions, sprint ceremonies, and production support as needed.
- Identify root causes of defects, implement fixes, and improve application stability and maintainability.
- Follow engineering best practices for coding standards, testing, deployment, and documentation.
- Communicate regularly with Engagement Managers (Directors), project team members, and representatives from various functional and / or technical teams, including escalating any matters that require additional attention and consideration from engagement management
- Independently and collaboratively lead client engagement workstreams focused on improvement, optimization, and transformation of processes including implementing leading practice workflows, addressing deficits in quality, and driving operational outcomes
The successful candidate would possess these skills:
- Ability to work independently and collaborate as part of a team
- Effective written and verbal communication skills
- Meticulous attention to detail and quality of work product
- Ability to build and sustain professional relationships
- Ability to lead projects or workstreams
- Ability to manage and prioritize multiple tasks in a fast-paced and dynamic environment
- Strong interpersonal skills and professional demeanor
- Ability to meet deadlines
- Ability to provide clear guidance to others
The Team
AI & Engineering leverages cutting-edge engineering capabilities to build, deploy, and operate integrated/verticalized sector solutions in software, data, AI, network, and hybrid cloud infrastructure. These solutions are powered by engineering for business advantage, transforming mission-critical operations. We enable clients to stay ahead with the latest advancements by transforming engineering teams and modernizing technology & data platforms. Our delivery models are tailored to meet each client's unique requirements.
Qualifications
Required
- 6+ years of experience in software, systems, or embedded engineering.
- 6+ years of experience working Java/J2EE, Core Java, and multithreading
- 6+ years of experience developing or deploying AI solutions, custom hardware, or high-performance platforms.
- 6+ years of experience with Springboot
- Strong expertise in MSSQL, including complex queries and stored procedures.
- Intermediate experience with Kafka or other event-driven messaging platforms.
- Experience building backend services in a scalable enterprise environmen
- Experience with Git, CI/CD pipelines, and modern DevOps practices.Experience working within Agile/Scrum development teams, participating in sprint planning, code reviews, and collaborative solutioning.
- Bachelor's degree, preferably in Computer Science, Information Technology, Computer Engineering, or related IT discipline; or equivalent experience
- Limited immigration sponsorship may be available
- Ability to travel 10%, on average, based on the work you do and the clients and industries/sectors you serve
Preferred
- Experience developing or deploying AI solutions, custom hardware, or high-performance platforms.
- Proven ability to communicate complex technical concepts clearly and effectively.
- Analytical ability to manage multiple projects and prioritize tasks into manageable work products
- Can operate independently or with minimum supervision
- Excellent Written and Communication Skills
- Ability to deliver technical demonstrations
The wage range for this role takes into account the wide range of factors that are considered in making compensation decisions including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs. The disclosed range estimate has not been adjusted for the applicable geographic differential associated with the location at which the position may be filled. At Deloitte, it is not typical for an individual to be hired at or near the top of the range for their role and compensation decisions are dependent on the facts and circumstances of each case. A reasonable estimate of the current range is $113,300 to $188,900.
You may also be eligible to participate in a discretionary annual incentive program, subject to the rules governing the program, whereby an award, if any, depends on various factors, including, without limitation, individual and organizational performance.
See All 35 Senior Fullstack Software Engineer Jobs in New Jersey
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Find JobsSenior Fullstack Software Engineer Jobs by City in New Jersey
Where New Jersey roles are concentrated, by current openings.
Senior Fullstack Software Engineer Job Market in New Jersey
A snapshot from current New Jersey openings, updated as new roles post.
Who's Hiring



Top Industries Hiring
- Technology & Software
- Construction & Real Estate
- Banking & Financial Services
- Investment & Asset Management
What New Jersey Employers Look For
The qualifications that appear most often in senior fullstack software engineer jobs across New Jersey.
- Five or more years of professional experience with both frontend and backend technologies
- Proficiency in JavaScript or TypeScript with React, Angular, or Vue on the frontend
- Solid backend experience with Node.js, Java, Python, or a comparable server-side language
- Hands-on experience designing and consuming RESTful or GraphQL APIs at scale
- Familiarity with cloud platforms such as AWS, Azure, or Google Cloud and CI/CD pipelines
- Experience with relational and NoSQL databases including PostgreSQL, MySQL, or MongoDB
Senior Fullstack Software Engineer Jobs in New Jersey: Frequently Asked Questions
How do you become a senior fullstack software engineer in New Jersey?
Senior fullstack software engineer roles in New Jersey do not require a state-issued license, so the path runs through demonstrated technical depth and years of hands-on experience. Most employers in New Jersey expect a bachelor's degree in computer science, software engineering, or a closely related field, combined with progressive experience owning both frontend and backend systems. Candidates who have shipped production applications at scale, contributed to architectural decisions, and mentored junior developers are consistently the strongest fits for senior-level openings across New Jersey's financial technology and pharma-adjacent engineering teams.
How much do senior fullstack software engineers make in New Jersey?
Senior fullstack software engineers in New Jersey earn a median of about $135,940 a year, based on May 2025 Bureau of Labor Statistics wage data, ranging from around $84,880 for the lowest 10% to over $207,200 for the top 10%. Pay rises with experience, specialty, and employer.
Which companies hire senior fullstack software engineers in New Jersey?
Employers hiring senior fullstack software engineers in New Jersey right now include JPMorganChase, Citi, and BNY, based on current listings on Migrate Mate as of September 2026. New Jersey's concentration of financial services firms, major pharmaceutical companies, and enterprise technology contractors means demand for senior fullstack talent stays steady throughout the year across the state.
Which New Jersey cities have the most senior fullstack software engineer jobs?
Jersey City, New Jersey, and Red Bank account for the largest share of senior fullstack software engineer openings in New Jersey. Jersey City and Newark anchor the market because of their dense financial services and telecom employer base, while Princeton draws openings from pharma and biotech companies that maintain large R and D and enterprise engineering operations in the Princeton Corridor.
Are there remote senior fullstack software engineer jobs in New Jersey?
Yes, and more than most fields, because fullstack engineering is well suited to distributed work. About 75% of senior fullstack software engineer openings tied to New Jersey are remote or hybrid as of September 2026, reflecting how widely companies across the state have adopted flexible arrangements. Frontend development and API work tend to be the most remote-compatible, while roles requiring on-site access to secure financial or healthcare infrastructure typically require some in-person presence.
How can I get hired as a senior fullstack software engineer in New Jersey with little or no experience?
The most realistic entry path is through associate or junior software engineer roles at New Jersey's large financial technology and enterprise IT employers, where structured onboarding and team mentorship are common. Companies like Cognizant and Conduent, both with major New Jersey operations, regularly bring in early-career engineers through graduate hiring programs and project-based rotations. Building a portfolio of deployed fullstack projects, contributing to open-source work, and earning a cloud certification on AWS or Azure can meaningfully strengthen an application when direct experience is limited.
Where can I find and apply to senior fullstack software engineer jobs in New Jersey?
Migrate Mate lists current senior fullstack software engineer openings in New Jersey, updated as new roles come in. Find roles that fit your experience and the part of the state where you want to work, then apply directly to each one. No profile creation is required to see or apply to the listings.
See All 35 Senior Fullstack Software Engineer Jobs in New Jersey
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