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Java App Developer Jobs in Illinois (NOW HIRING)

Reconstruct

Mobile App Developer

Chicago, IL · On-site

Mobile App Developer position How often do you get the chance to make a global impact developing ... Knowledge of React Native, Java, Swift or other similar programming languages

Reconstruct

Mobile App Developer

Champaign, IL · On-site

Mobile App Developer position How often do you get the chance to make a global impact developing ... Knowledge of React Native, Java, Swift or other similar programming languages

Smartz

Backend Web and App Developer

Champaign, IL · On-site

Backend Web and App Developer At Smartz Inc, we rely on our dynamic team of engineers to solve the ... using Java / C++ , Bash * 1+ year of using these apps/tools under Linux: Nginx , Git , Mysql ...

Smartz

Backend Web and App Developer

Champaign, IL · On-site

Backend Web and App Developer At Smartz Inc, we rely on our dynamic team of engineers to solve the ... using Java / C++ , Bash * 1+ year of using these apps/tools under Linux: Nginx , Git , Mysql ...

Zmodo AI Inc

Full Stack Developer

Champaign, IL · On-site

Full Stack Web and App Developer At Smartz Inc, we rely on our dynamic team of engineers to solve ... Proficiency with server-side framework like Spring Boot or any Java related frameworks

Zmodo AI Inc

Full Stack Developer

Champaign, IL · On-site

Full Stack Web and App Developer At Smartz Inc, we rely on our dynamic team of engineers to solve ... Proficiency with server-side framework like Spring Boot or any Java related frameworks

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All JobsJava App Developer JobsJava App Developer Jobs in Illinois

Java App Developer information

See Illinois salary details

$15

$54

$75

How much do java app developer jobs pay per hour?

As of Aug 12, 2026, the average hourly pay for java app developer in Illinois is $54.94, according to ZipRecruiter salary data. Most workers in this role earn between $47.50 and $61.49 per hour, depending on experience, location, and employer.

What is the difference between Java App Developer vs Android Developer?

AspectJava App DeveloperAndroid Developer
Required SkillsJava programming, software development, object-oriented designJava/Kotlin, Android SDK, UI/UX design
Work EnvironmentVarious platforms including desktop, web, mobilePrimarily mobile app development for Android devices
CertificationsJava certifications, software development coursesAndroid developer certifications, Java/Kotlin skills

Java App Developers focus on creating applications using Java across multiple platforms, while Android Developers specialize in building mobile apps specifically for Android devices. Both roles require Java knowledge, but Android Developers also need expertise in Android SDK and UI design. The choice depends on whether you prefer general Java application development or mobile app specialization for Android.

What are popular job titles related to Java App Developer jobs in Illinois? For Java App Developer jobs in Illinois, the most frequently searched job titles are:
What job categories do people searching Java App Developer jobs in Illinois look for? The top searched job categories for Java App Developer jobs in Illinois are:
What cities in Illinois are hiring for Java App Developer jobs? Cities in Illinois with the most Java App Developer job openings:
Java App Developer jobs near you
Infographic showing various Java App Developer job openings in Illinois as of August 2026, with employment types broken down into 58% Full Time, 36% Part Time, and 6% Contract. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $114,278 per year, or $54.9 per hour.

Mobile App Developer

Reconstruct

Chicago, IL • On-site

Full-time

Re-posted 6 days ago

Job description

About the job: Mobile App Developer position

How often do you get the chance to make a global impact developing the latest AI inside of the built world? Reconstruct's Visual Command Center (VCC) uses AI and Machine Learning inside of computer vision to track the lifecycle of large capital assets like data centers, airports, hospitals, water treatment systems, etc. Come join our team with your talents as a Mobile App Developer. Check us out at www.reconstructinc.com.

Must be able to come into the company office in Menlo Park, CA; Chicago, IL; or Champaign, IL.

Objectives of this role

  • Translate the company's vision to modify and create Reconstruct's mobile apps through clean coding
  • Design the next-gen models of apps with high-quality mobile and application development
  • Manage the entire evolution process of the app from ideation to execution and refinement and optimization
  • Collaborate with other engineering and product team members to deliver best in class solutions

Responsibilities

  • Build the design interface as per customers' needs and develop new features in Android & iOS
  • Fix bugs and other performance issues while improving the usability of the mobile apps through periodic testing
  • Collaborate with other mobile app developers, back-end and front-end developers and designers throughout the lifecycle of the apps
  • Communicate with users to understand their exact requirements and delivery value to them

Required skills and qualifications

  • Bachelor's degree in computer science or related technical field
  • 3+ years' experience working as a mobile app developer with a variety of APIs
  • Comprehensive knowledge of mobile app development
  • Strong communication skills, both written and verbal & demonstrated ability to take ownership, multi-task, lead technical projects, and work independently & collaboratively
  • A portfolio of previous mobile apps created and released
  • Knowledge of React Native, Java, Swift or other similar programming languages