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Junior Java Backend Developer Jobs in Illinois (NOW HIRING)

3Core Systems, Inc

Java Backend Developer

Chicago, IL · Hybrid

$52 - $67.50/hr

Software Engineer Level 4 (Java Backend Developer) Location: Chicago, IL OR Peoria, IL (Hybrid, 2-3 days onsite) Duration: 12 months potential to be extended Travel: Minimal (if any, within Chicago ...

New

Purplejack Technologies LLC

Backend Java Developer

Chicago, IL · Hybrid

$52 - $67.50/hr

Senior Java Backend Lead Location: Chicago, IL Work Model: Hybrid (Currently 2 Days/Week Onsite ... Mentor junior developers and support career development initiatives. Required Soft Skills * Strong ...

New

Jobsbridge

Senior Java (Back-End) Developer

Chicago, IL

$124K - $161K/yr

Qualifications: 8+ years of experience building java / golang backend applications. Bachelor of ... Rock-solid programming skills. Experience with MongoDB. Experience with JSON, and RESTful web ...

Spruce Infotech

Java Backend Developer

Chicago, IL · On-site

$52 - $67.50/hr

We are looking for an experienced Backend Developer with strong expertise in API development using Spring Boot on the Azure platform. The ideal candidate should have hands-on experience designing ...

Medinext Global LLC

Backend Java Developer

Chicago, IL · Hybrid

$80/hr

Position Title - Backend Java Developer Job Location - Chicago, IL, USA Covered No Bill Rate Range - $ 75 to $80 Estimated Duration (In Months) - 13 Work Model - Onsite Must have Skills/Attributes ...

New

Argyle Infotech

Java Developer Backend/Middleware

Chicago, IL · Hybrid

$52 - $67.50/hr

Java Developer - Backend/Middleware Position: Java Developer - Backend/Middleware - Multiple Opening Location: Newark, DE & Plano, TX & Hopewell, NJ & Pennington, NJ & Charlotte, NC & Kennesaw, GA ...

ESR Healthcare

Java developer Chicago, IL

Chicago, IL

$52.50 - $68/hr

Java Developer Chicago, IL Java developer Chicago, IL Role 1: Java Back-end Developer Role 2: Fullstack Developer with Strong React Chicago, IL (Needed only Locals) Mandatory Skills: Java 21 ...

Embtel Inc

Java Web Architect

West Chicago, IL · On-site

Proficiency in RESTful APIs and API * Healthcare domain Experience preffered Dont Submit Java/J2EE Developer or Java Full Stack Developer or Java Back End Developer. But Java Full Stack with NodeJS ...

Medinext Global LLC

Backend Java Developer

Chicago, IL · On-site

$52 - $67.50/hr

As a Backend Java Developer, you will be responsible for designing and developing software ... Mentor junior developers and encourage growth within the team * Communicate with end users and ...

New

NextRow Digital

Senior Java Microservices Developer

Chicago, IL · On-site

$59 - $75.25/hr

... backend development role. • Previous experience as a lead mentoring junior developers • Strong experience with Java, spring, and springboot • Must have experience with Lambda, REST and SQL • ...

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Junior Java Backend Developer information

See Illinois salary details

$59.1K

$103.5K

$156K

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

As of Jun 10, 2026, the average yearly pay for junior java backend developer in Illinois is $103,516.00, according to ZipRecruiter salary data. Most workers in this role earn between $73,200.00 and $103,200.00 per year, depending on experience, location, and employer.

What are Junior Java Backend Developers?

Junior Java Backend Developers are entry-level software engineers who specialize in building and maintaining the server-side logic of web applications using the Java programming language. They work closely with senior developers to implement APIs, manage databases, and ensure smooth data flow between servers and users. Their responsibilities often include writing clean, efficient code, debugging applications, and learning new technologies as needed. Junior Java Backend Developers typically have a foundational knowledge of Java, SQL, and frameworks like Spring Boot.

What are some common challenges faced by Junior Java Backend Developers when joining a new team?

As a Junior Java Backend Developer, one common challenge is adapting to existing codebases and understanding the team's preferred coding standards and practices. You may also find it challenging to grasp complex system architectures or integrate your code with various APIs and databases. However, most teams provide onboarding support, code reviews, and mentorship to help you ramp up. Collaborating closely with senior developers and asking questions can significantly ease your transition and foster your growth in the role.

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

To thrive as a Junior Java Backend Developer, you need solid knowledge of Java programming, understanding of object-oriented design, and familiarity with backend frameworks like Spring, often supported by a degree in computer science or related field. Experience with relational databases (e.g., MySQL), version control systems (like Git), and exposure to RESTful APIs and build tools (such as Maven) are typically required. Strong problem-solving skills, attention to detail, and effective communication make someone stand out in this role. These skills and qualities are crucial for building reliable, scalable server-side applications and collaborating effectively within a software development team.
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Junior Java Backend Developer jobs near you
Infographic showing various Junior Java Backend Developer job openings in Illinois as of June 2026, with employment types broken down into 74% Full Time, 7% Part Time, and 19% Contract. Highlights an 89% Physical, 4% Hybrid, and 7% Remote job distribution, with an average salary of $103,516 per year, or $49.8 per hour.

Java Backend Developer

Purplejack Technologies LLC

Chicago, IL • On-site

$52 - $67.50/hr

Other

Posted yesterday

Job description

JOB DESCRIPTION | Java Backend Developer | Rose International

Job Title: Java Backend Developer

Location: Chicago, IL

Duration: 13 months

Must-Have Skills

•       AWS

•       Back End

•       DevOps

•       Java

•       PostgreSQL

•       Python

•       RESTful

Required Education: Bachelor''s degree or higher in Computer Science, Electrical Engineering, or a related field

Experience Requirements

•       10+ years of experience designing and developing software applications in Java

•       Minimum of 3+ years of experience leading geographically dispersed teams

Required Skills

•       Strong Java 17

•       Backend development (MUST)

•       RESTful web services

•       AWS knowledge: IAM, Kinesis, DynamoDB, API stack, SQS, SNS, KMS

•       PostgreSQL or any relational database

•       DevOps

•       High Availability and Reliable Solutions

•       Some architecture experience

Technical Skills (Desired): Python experience

 Job Description

•       Competent to perform all programming and development assignments without close supervision; normally assigned the more complex aspects of systems work.

•       Acts as team leader for development and support groups; provides programming and application/technical leadership, guidance, and assistance to other team members.

•       Works directly on complex application/technical problem identification and resolution, including responding to off-shift and weekend support calls.

•       Works independently on complex systems or infrastructure components that one or more applications or systems may use.

•       Drives application development focused around delivering business valuable features.

•       Maintains high standards of software quality within the team by establishing good practices and habits.

•       Identifies and encourages areas for growth and improvement within the team.

•       Mentors junior developers.

•       Communicates with end users and internal customers to help direct development, debugging, and testing of application software for accuracy, integrity, interoperability, and completeness.

•       Leads development of new functionality and applications on cross-functional teams.

•       Performs integration testing and customer acceptance testing of components that requires careful planning and execution to ensure timely, quality results.

•       Participates in technology evaluation and recommendations.

•       Applies an enterprise-wide view to solutions to support the adoption of standards and practices and promote reuse.

•       Performs production support triage, coordinating incident resolution and stakeholder communication.

•       Performs other job duties as assigned by Caterpillar management from time to time.

 

Soft Skills (Required)

•       Ability to work under pressure and within time constraints

•       Passion for technology and eagerness to contribute to a team-oriented environment

•       Mentoring junior developers

•       Production support triage, incident resolution, stakeholder communication

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