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Senior Java Developer C2C Jobs in New Jersey (NOW HIRING)

DataFitch

Senior Java Developer

Jersey City, NJ · On-site

$120 - $180/hr

We are seeking a Java Full Stack Senior Developer role that is responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination ...

Collabera

Sr. Java Developer

Jersey City, NJ · On-site

$59.75 - $76.25/hr

Java/Python or other OO Programming and Strong SQL programming and data investigation experience Required Skills: Capital Markets experience; Understanding of Margin, Equity/Collateral, Margin loans ...

Apex Systems

Senior Java Developer

Pennington, NJ · On-site

$57.75 - $73.75/hr

Job#: 3043438 Senior Java Developer Location: Pennington, New Jersey (Hybrid) Employment Type: Contract Contract Duration: 12 Months Role Overview This position requires the candidate to work closely ...

Dellfor Technologies

senior java developer

Jersey City, NJ · On-site

$59.75 - $76.25/hr

Competence in using Java IDE tools of Eclipse, GGTS, Rational Application Developer (RAD), WebSphere Application Developer (WSAD) and Web Logic Workshop to develop dynamic web applications. Good ...

Integrated Resources INC

JAVA Developers

Jersey City, NJ

$53.25 - $69/hr

Looking for Sr. Java Developer or Java Developer, Please let me know if you are available/interested so we can further discuss this position. Also email me your resume and contact number where I can ...

TecTammina

Java Senior Developer(Full Time)

Jersey City, NJ

$59.75 - $76.25/hr

This position is responsible for providing Senior Java Developer level analysis, design and hands-on development skills. Demonstrated record of developing successful applications that are highly ...

Barclays

Senior Java Developer - Portal

Whippany, NJ · On-site +1

$170K/yr

Barclays Services Corp. seeks Senior Java Developer - Portal in Whippany, NJ (multiple positions available): * Participate in the full software development life cycle (SDLC) of financial applications.

Barclays

Senior Java Developer - Portal

NJ · On-site +1

$170K/yr

Barclays Services Corp. seeks Senior Java Developer - Portal in Whippany, NJ (multiple positions available): * Participate in the full software development life cycle (SDLC) of financial applications.

Barclays

NJ · On-site

$160.80 - $170/hr

Overview Barclays Services Corp. seeks Senior Java Developer - Portal in Whippany, NJ (multiple positions available). Responsibilities * Participate in the full software development life cycle (SDLC ...

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All JobsJava Developer C2C JobsSenior Java Developer C2C JobsSenior Java Developer C2C Jobs in New Jersey

Senior Java Developer C2C information

What is a senior Java developer C2C?

A Senior Java Developer C2C is an experienced software engineer who specializes in Java programming and works on a 'Corp-to-Corp' (C2C) basis. This means the developer provides services through their own corporation or business entity, rather than as a direct employee or independent contractor. Senior Java Developers are responsible for designing, developing, and maintaining complex Java applications, leading projects, and mentoring junior developers. C2C arrangements are common in IT contracting, particularly in the United States, and typically require the developer to handle their own business taxes and legal compliance.

What are the key skills and qualifications needed to thrive as a senior Java developer C2C?

To thrive as a Senior Java Developer (C2C), you need expert-level proficiency in Java, object-oriented programming, system architecture, and a solid foundation in computer science, usually supported by a bachelor’s degree or higher. Familiarity with frameworks like Spring, Hibernate, RESTful APIs, version control systems such as Git, and build tools like Maven or Gradle, along with experience in Agile methodologies, is typically required. Strong problem-solving, leadership, and communication skills help you collaborate effectively with cross-functional teams and mentor junior developers. These skills and qualities are crucial for delivering robust, scalable software solutions and ensuring project success in dynamic environments.

What are some common challenges senior Java developers face when working on C2C (Corp-to-Corp) contracts?

Senior Java Developers working on C2C contracts often encounter challenges such as quickly adapting to new project environments, understanding diverse client requirements, and integrating with teams that may have established workflows or legacy systems. Additionally, they need to manage their own business operations, including invoicing and compliance, while maintaining high productivity and technical standards. Effective communication and self-management are essential, as C2C roles may offer less direct supervision compared to traditional employment.

What is the difference between Senior Java Developer C2C vs Java Software Engineer?

AspectSenior Java Developer C2CJava Software Engineer
CredentialsJava certifications, experience in Java SE/EEJava certifications, similar experience
Work EnvironmentContract-based, client-site or remote, project-focusedFull-time, in-house or remote, development team
Industry UsageFreelance/contract roles across industriesPermanent roles in tech companies or enterprises
Search IntentContract Java roles, freelance Java jobsFull-time Java developer positions

While both roles require Java expertise and similar certifications, Senior Java Developer C2C typically involves contract-based, project-specific work often on a freelance basis. Java Software Engineer usually refers to full-time, in-house roles within organizations. The choice depends on whether you're seeking flexible contract work or a permanent position.

What are the most commonly searched types of Java Developer C2C jobs in New Jersey?

The most popular types of Java Developer C2C jobs in New Jersey are:

What are popular job titles related to Senior Java Developer C2C jobs in New Jersey?

For Senior Java Developer C2C jobs in New Jersey, the most frequently searched job titles are:

What job categories do people searching Senior Java Developer C2C jobs in New Jersey look for?

The top searched job categories for Senior Java Developer C2C jobs in New Jersey are:

What cities in New Jersey are hiring for Senior Java Developer C2C jobs?

Cities in New Jersey with the most Senior Java Developer C2C job openings:

Senior Java Developer C2C jobs near you
Infographic showing various Senior Java Developer C2C job openings in New Jersey as of August 2026, with employment types broken down into 84% Full Time, 3% Part Time, and 13% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution.

Senior Java Developer

DataFitch

Jersey City, NJ • On-site

$120 - $180/hr

Other

Posted 13 days ago

Job description

DataFitch is a Unified Data Analytics platform that simplifies data access, automates manual processes, and ensures enterprise‑grade scalability, security, and compliance. We enable organizations to make their data analytics‑ready, accelerate AI adoption, and empower teams to make confident, data‑driven decisions. Our no‑code platform helps users clean, combine, and understand their data quickly and efficiently. With integrated data quality, governance, and advanced AI/ML capabilities, DataFitch transforms complex data ecosystems into clear, actionable insights that drive strategic business outcomes. We excel at integrating diverse data sources, enforcing strong governance, and delivering real‑time analytics that reveal hidden patterns—helping organizations solve complex challenges and unlock new opportunities.

We are seeking a Java Full Stack Senior Developer role that is responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to application systems analysis and programming activities.

Responsibilities
  • Manage all phases of software development: design, coding, testing, deployment, and support
  • Develop robust front-end UI, back-end services, and API layers with secure and scalable patterns
  • Build microservices, API gateways, integration flows, and modular service components
  • Implement CI/CD pipelines using Tekton, Harness, and Git-based workflows
  • Write automation scripts and configuration tasks using Ansible
  • Deploy and optimize applications on Linux/Windows servers and containerized environments
  • Troubleshoot complex issues across applications, networking, OS, API, and data layers
  • Provide architectural guidance, define best practices, and enforce coding standards
  • Work closely with business users, product owners, and engineering teams to deliver end-to-end solutions
  • Recommend and implement security measures, ensuring secure design and deployment
  • Produce clear documentation, operational runbooks, and technical design artifacts
Qualifications
  • Bachelor’s/Masters degree/University degree or equivalent experience
  • 10+ years of relevant experience
  • Experience in systems analysis and programming of software applications
  • Experience in managing and implementing successful projects
  • Working knowledge of consulting/project management techniques/methods
  • Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements
  • Strong experience with Node.js, and Python for back-end and services development
  • Front-end development using React / Angular / Vue (any modern JS framework)
  • Development and consumption of REST APIs, GraphQL, microservices patterns
  • Knowledge of MongoDB, NoSQL/SQL databases, data modeling, indexing, and performance optimization
  • Experience with containers (Docker), container orchestration basics
  • Hands‑on knowledge of CI/CD systems including Tekton, Harness, Git‑based pipelines
  • Ability to build automated deployments, environment provisioning, and packaging
  • Experience with Ansible for configuration management, automation scripts, and infra‑as‑code tasks
  • Strong understanding of Linux and Windows operating environments
  • Basic to intermediate understanding of networking concepts (DNS, load balancers, firewalls, routing, ports, protocols, etc.)
  • Knowledge of application monitoring, logging, performance tuning, and memory management.
  • Strong debugging and problem‑resolution skills across UI, backend, APIs, and infrastructure layers
  • Experience implementing application security, authentication, authorization, and best practices
  • Ability to collaborate in agile environments and contribute to engineering standards
  • Experience managing or participating in successful delivery of end-to-end engineering projects
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