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Junior Java Developer Intern Jobs in Oak Brook, IL

Optiver

Software Engineer Intern (Chicago)

Chicago, IL · On-site

$60K - $70K/yr

On track to graduate between December 2026 to June 2027, with junior standing or higher ... Proficient in coding languages such as C++, Python, or Java * A student with strong engineering ...

Atria Group LLC

Junior Developer

Barrington, IL

$66K - $86K/yr

Minimum 2 to 3 years of experience in software development using Java/J2EE technologies, Spring ... As a junior developer and support engineer, this role would be primarily customer facing. The ...

Primera Engineers

Intern

Chicago, IL

$15.50 - $20.50/hr

Description Structural Engineering Intern Transportation , Chicago, IL WHO WE ARE We're a people ... You're at least a Junior or more advanced in your curriculum, you're passionate about what you're ...

Optiver

FPGA Engineer Intern (Summer 2027 - Chicago)

Chicago, IL · On-site +1

$19.50 - $25.75/hr

As an FPGA Engineer Intern, you'll work side-by-side with your mentor and teammates to build real ... On track to graduate between December 2027 to June 2028, with junior standing or higher * A student ...

TransMarket Group

Algorithmic Trader Intern

Chicago, IL · On-site

$15.50 - $20.50/hr

You will work closely with Junior and Senior Traders to assist and learn all facets of automated ... Proficiency and experience in object-oriented programming languages, C++, Python and/or Java ...

TransMarket Group

Algorithmic Trader Intern

Chicago, IL

$15.50 - $20.50/hr

You will work closely with Junior and Senior Traders to assist and learn all facets of automated ... Proficiency and experience in object-oriented programming languages, C++, Python and/or Java ...

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Showing results 21-40

All JobsJava Developer Intern JobsJunior Java Developer Intern JobsJunior Java Developer Intern Jobs in Oak Brook, IL

Junior Java Developer Intern information

See Oak Brook, IL salary details

$61.6K

$107.8K

$162.5K

How much do junior java developer intern jobs pay per year?

As of Aug 12, 2026, the average yearly pay for junior java developer intern in Oak Brook, IL is $107,811.00, according to ZipRecruiter salary data. Most workers in this role earn between $76,200.00 and $107,500.00 per year, depending on experience, location, and employer.

What is the difference between Junior Java Developer Intern vs Junior Java Developer?

AspectJunior Java Developer InternJunior Java Developer
Required CredentialsBasic understanding of Java, coursework, or related internship experienceProven Java skills, possibly some certifications or coursework completed
Work EnvironmentInternship programs, learning-focused, entry-level projectsFull-time role, more responsibility, involved in ongoing projects
Employer & Industry UsageInternship positions in tech companies, startups, or software firmsEntry-level full-time positions in similar industries
Search & Comparison IntentUnderstanding internship differences, entry-level opportunitiesCareer progression, job responsibilities, skill requirements

The main difference between a Junior Java Developer Intern and a Junior Java Developer lies in experience and responsibilities. Interns are typically students or recent graduates gaining practical experience, while Junior Developers are full-time employees with more responsibilities and ongoing projects. Internships serve as a stepping stone toward a full developer role, which requires more skills and commitment.

What does a Junior Java Developer Intern do?

A Junior Java Developer Intern assists in the development, testing, and maintenance of Java-based applications under the supervision of senior developers. Their responsibilities typically include writing simple code, debugging software, participating in team meetings, and learning best practices in software development. The intern gains hands-on experience with Java technologies, tools, and frameworks while contributing to real-world projects. This role is designed to help interns build foundational programming skills and understand the software development lifecycle.

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

To thrive as a Junior Java Developer Intern, you need a solid understanding of Java programming, basic knowledge of object-oriented design, and a relevant degree or coursework in computer science or software engineering. Familiarity with IDEs like Eclipse or IntelliJ IDEA, version control systems such as Git, and introductory experience with build tools like Maven is typical. Strong problem-solving, eagerness to learn, and effective communication skills help interns collaborate and adapt in a team environment. These skills and qualities are important because they enable rapid learning, effective contribution to projects, and smooth integration into development teams.

What types of projects and tasks can I expect to work on as a Junior Java Developer Intern?

As a Junior Java Developer Intern, you can expect to assist in developing, testing, and debugging Java applications under the guidance of senior team members. Your daily tasks may include writing code, fixing bugs, participating in code reviews, and collaborating with other developers and departments such as QA or DevOps. Interns often get exposure to real-world projects that contribute to the organization's products or services, providing valuable experience with tools like version control systems and agile methodologies. This hands-on involvement is designed to help you build both technical and teamwork skills in a professional setting.
What job categories do people searching Junior Java Developer Intern jobs in Oak Brook, IL look for? The top searched job categories for Junior Java Developer Intern jobs in Oak Brook, IL are:
What cities near Oak Brook, IL are hiring for Junior Java Developer Intern jobs? Cities near Oak Brook, IL with the most Junior Java Developer Intern job openings:
Junior Java Developer Intern jobs near you
Infographic showing various Junior Java Developer Intern job openings in Oak Brook, IL as of August 2026, with employment types broken down into 81% Full Time, 5% Part Time, and 14% Contract. Highlights an 82% Physical, 6% Hybrid, and 12% Remote job distribution, with an average salary of $107,811 per year, or $51.8 per hour.

Java Full Stack Developer in Chicago, IL and Schenectady, NY

NYGCI

Chicago, IL

$54 - $69.75/hr

Contractor

Re-posted 21 days ago

Job description

Company Description

NYGCI was founded in 2007 in New York State. Since then we have expanded our services footprint to 27+ states within USA, representing our service presence in more than 50% of US.We provide IT Professional Services to local, regional and global customers and reduce their IT risk and maximize their IT performance.

Job Description

Role: Full Stack Developer

Work Location: Chicago, IL; Schenectady, NY

Contract to Hire

JOB DESCRIPTION:

         6+ years of experience in specific tech stacks.

         Back-end engineers require knowledge of Spring, Java and SQL.

         3+ years of experience in native AWS services.

         3+ years of experience in building micro-services and micro-service architecture -

         Experienced/ Knowledgeable in Go Lang is a differentiator  

         Experienced/ Knowledgeable in ReactJS is a differentiator

         Prior experience working in Agile Scrum methodology

         Deliver program level features with higher complexity

         Drive technical decisions along with other technical leaders in the organization

          Implement industry best practices and mentor any junior developers on the team - Act as a member of the Software Center of Excellence, representing the face of high-quality design and development practices

          Build features such as web services and Queries on existing tables  

         Understand performance parameters and assess application performance

          Work on care data structures and algorithms and implement them using language of choice

Critical:

         Java 8 and/or 11 (including streams, lambdas)

         Hands on experience with AWS native services

         Microservice design/implementation

          Spring Framework: Spring Data, Spring Boot, Spring MVC, Spring Security

         JPA (Hibernate or similar) (named queries, JPQL)

         Database skills (writing stored procedures, sql queries)

          Preparedness to learn and implement new technologies Decision Swingers:

         AWS Developer Certified

         Experience in Go Lang

         Experience in ReactJs

         Experience with containerization (Kubernetes/ Containerization)

Nice to have: -

         Further database skills (data modeling, performance management, db tuning)

          Further JPA/Hibernate skills (Criteria, Projections)

         Prior project experience involving handling of analyzing large volume of data (streaming and static data)

Additional Information

All your information will be kept confidential according to EEO guidelines.

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