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Java Internship Jobs in Union, NJ (NOW HIRING)

Danaher

Software Engineer Internships

Newark, NJ

Preference for students who have completed 3+ years of coursework by the internship start date * Experience with object-oriented programming (e.g., C#, Java, Python, C++) * Strong analytical and ...

Danaher

Software Engineer Internships

Paterson, NJ · On-site

Preference for students who have completed 3+ years of coursework by the internship start date * Experience with object-oriented programming (e.g., C#, Java, Python, C++) * Strong analytical and ...

Danaher

Software Engineer Internships

Manhattan, NY · On-site

Preference for students who have completed 3+ years of coursework by the internship start date * Experience with object-oriented programming (e.g., C#, Java, Python, C++) * Strong analytical and ...

Danaher

Software Engineer Internships

Elizabeth, NJ · On-site

Preference for students who have completed 3+ years of coursework by the internship start date * Experience with object-oriented programming (e.g., C#, Java, Python, C++) * Strong analytical and ...

Danaher

Software Engineer Internships

Paterson, NJ

Preference for students who have completed 3+ years of coursework by the internship start date * Experience with object-oriented programming (e.g., C#, Java, Python, C++) * Strong analytical and ...

Danaher

Software Engineer Internships

Newark, NJ · On-site

Preference for students who have completed 3+ years of coursework by the internship start date * Experience with object-oriented programming (e.g., C#, Java, Python, C++) * Strong analytical and ...

Danaher

Software Engineer Internships

Edison, NJ · On-site

Preference for students who have completed 3+ years of coursework by the internship start date * Experience with object-oriented programming (e.g., C#, Java, Python, C++) * Strong analytical and ...

Danaher

Software Engineer Internships

Flushing, NY

Preference for students who have completed 3+ years of coursework by the internship start date * Experience with object-oriented programming (e.g., C#, Java, Python, C++) * Strong analytical and ...

Danaher

Software Engineer Internships

Elizabeth, NJ

Preference for students who have completed 3+ years of coursework by the internship start date * Experience with object-oriented programming (e.g., C#, Java, Python, C++) * Strong analytical and ...

Danaher

Software Engineer Internships

Flushing, NY · On-site

Preference for students who have completed 3+ years of coursework by the internship start date * Experience with object-oriented programming (e.g., C#, Java, Python, C++) * Strong analytical and ...

Danaher

Software Engineer Internships

Jersey City, NJ · On-site

Preference for students who have completed 3+ years of coursework by the internship start date * Experience with object-oriented programming (e.g., C#, Java, Python, C++) * Strong analytical and ...

Danaher

Software Engineer Internships

Edison, NJ

Preference for students who have completed 3+ years of coursework by the internship start date * Experience with object-oriented programming (e.g., C#, Java, Python, C++) * Strong analytical and ...

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Showing results 21-40

All JobsJava JobsJava Internship JobsJava Internship Jobs in Union, NJ

Java Internship information

See Union, NJ salary details

$15

$57

$78

How much do java internship jobs pay per hour?

As of Sep 13, 2026, the average hourly pay for java internship in Union, NJ is $57.78, according to ZipRecruiter salary data. Most workers in this role earn between $49.95 and $64.66 per hour, depending on experience, location, and employer.

What is a Java internship?

A Java Internship is a temporary position, usually aimed at students or recent graduates, that provides hands-on experience working with Java programming in a real-world environment. Interns typically assist with software development tasks, bug fixing, and sometimes participate in designing and testing Java applications. This role helps individuals gain practical skills, industry knowledge, and professional networking opportunities that can aid in securing a full-time job in software development.

What types of projects do Java interns typically work on, and how do these projects support their learning and professional growth?

Java interns are often assigned to real-world projects such as developing web applications, enhancing existing codebases, or automating testing processes. These projects are designed to provide hands-on experience with Java frameworks like Spring or Hibernate, version control systems, and collaborative development tools. Interns usually work closely with experienced developers, participate in code reviews, and attend team meetings, which helps them gain valuable feedback and understand industry best practices. This environment not only sharpens their technical skills but also exposes them to effective teamwork and agile development methodologies, setting a strong foundation for future career opportunities.

What are the key skills and qualifications needed to thrive as a Java intern, and why are they important?

To thrive as a Java Intern, you need a solid understanding of Java programming, basic knowledge of object-oriented principles, and enrollment in or completion of a computer science or related degree. Familiarity with IDEs like Eclipse or IntelliJ IDEA, version control systems such as Git, and basic database concepts is often expected. Strong problem-solving skills, eagerness to learn, and effective communication set exceptional interns apart. These skills and qualities enable interns to contribute meaningfully to projects, adapt to team workflows, and accelerate their professional growth.

What is the difference between Java Internship vs Java Developer?

AspectJava InternshipJava Developer
Required CredentialsTypically pursuing or recently completed a degree in Computer Science or related fieldBachelor's degree in Computer Science or related, often with certifications
Work EnvironmentEntry-level, training-focused, often part-time or temporaryFull-time, professional development, project-based
Employer & Industry UsageInternships offered by tech companies, startups, and organizations for trainingFull-time roles in software development companies, IT departments, or tech firms
Common Search & Comparison IntentUnderstanding entry points into Java developmentSeeking full-time Java development roles

In summary, a Java Internship is an entry-level, training-focused position designed for students or recent graduates to gain practical experience. A Java Developer is a full-time professional role requiring more experience and responsibility in developing Java applications.

Is Java still in demand?

Java remains a highly in-demand skill for software development, especially in enterprise applications, Android app development, and backend systems. Many companies seek Java developers with knowledge of frameworks like Spring and experience with cloud environments, ensuring ongoing job opportunities for Java interns and professionals.

What does a Java internship do?

A Java internship involves assisting with software development using Java programming language, often including tasks like coding, debugging, and testing applications. Interns gain experience with development tools, collaborate with teams, and improve their programming skills in a real-world environment.

What cities near Union, NJ are hiring for Java Internship jobs?

Cities near Union, NJ with the most Java Internship job openings:

Java Internship jobs near you
Infographic showing various Java Internship job openings in Union, NJ as of June 2026, with employment types broken down into 84% Full Time, 9% Part Time, 3% Temporary, 3% Contract, and 1% Nights. Highlights an 95% Physical, 1% Hybrid, and 4% Remote job distribution, with an average salary of $120,176 per year, or $57.8 per hour.

2027 Trading and Research Summer Internship

New York, NY • On-site

Capula
See more jobs at Capulaexternal

Full-time

Re-posted 16 days ago

Job description

Capula Investment Management is a leading global hedge fund managing over $35 billion in assets. We are headquartered in London and have offices in New York, Singapore, Hong Kong, Tokyo, Geneva and Abu Dhabi. We manage absolute return, enhanced fixed income, macro and alpha strategies for a diversified group of investors worldwide. Capula invests in a broad universe of asset classes, including fixed income, equities, currencies and commodities, as well as derivatives related to these asset classes.

The Internship Programme:

Each year we hire a small cohort of highly motivated and intellectually curious students who are interested in pursuing a career in trading to join our Summer Internship Programme. We hire interns our global offices in London, New York, Hong Kong, Singapore and Tokyo.

This is a fantastic opportunity to work with some of the industry's best traders who have a strong, proven track record. Interns are embedded within a specific team and will gain direct experience of working with portfolio managers and traders, develop quantitative strategies and models that will contribute to real trading decisions.

The internship runs for ten weeks from June to August. At the start of the internship, you will join us at our London headquarters for Intern Orientation Week, where you will participate in training and activities that will help prepare you with the skills and knowledge to excel in the internship. This includes:

  • Training on financial markets;
  • Trading Simulation game;
  • Presentations from senior stakeholders and managers of front office and support teams; and
  • Social and networking activities, including an intern dinner with Senior Portfolio Managers

Your responsibilities as an intern will include:

  • Working closely with Traders, Portfolio Managers and Quantitative Researchers on defined project(s) leading directly to trading decisions;
  • Receiving and participating in training in financial modelling, analysis, research methods and trading strategies;
  • Evaluating market conditions and economic data analysis;
  • Assisting in developing research ideas to support the desk's trading strategies; and
  • Developing tools and reports to aid in trade analysis and identification

The recruitment process is typically as follows:

  • Python coding challenge
  • Interview with our Talent team
  • Quantitative interview with a member of the Quantitative Strategy team
  • Final interview with a Senior Trader or Portfolio Manager, and Chief of Staff

Applications are screened on a rolling basis, so we recommend you apply as early as possible.

Diversity, Equity and Inclusion

Capula is committed to fostering a collaborative and inclusive environment, providing employees with the opportunity to develop their skills and advance their careers in the financial sector. We actively promote equality of opportunity for all with the right mix of talent, skills and potential, and welcome applications from a wide range of candidates.

Requirements

  • Students due to graduate in 2027 or 2028, who are working towards a Bachelor's, Master's or PhD degree in a Economics, Finance or a quantitative discipline (e.g. Mathematics, Physics, Computer Science, Engineering etc.)
  • A demonstrable interest in financial markets and trading (although no previous finance experience is required)
  • Outstanding quantitative and analytical skills
  • Experience with Python and Excel (C++, R and Java are also beneficial, though not essential)
  • Strong interpersonal and communication skills

Benefits

  • Competitive salary
  • Relocation assistance (accommodation allowance and travel to/from the internship location)
  • Visa sponsorship
  • Employee restaurant with free breakfast, lunch and dinner in London, and subsidised lunch options in our other global offices

Apply