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Weekend Java Developer Jobs in Illinois (NOW HIRING)

Addison Group

Java Developer

Chicago, IL · On-site

$50 - $55/hr

Java Developer Industry: Information Technology / Software Development Location (City, State): Chicago, IL Assignment Type: 6+ Month Contract Pay: $50/hr-$55/hr Work Schedule: Hybrid Schedule ...

Addison Group

Java Developer

Chicago, IL · Hybrid

$50 - $55/hr

Java Developer Industry: Information Technology / Software Development Location (City, State): Chicago, IL Assignment Type: 6+ Month Contract Pay: $50/hr-$55/hr Work Schedule: Hybrid Schedule ...

MM International

Java Developer

Chicago, IL · On-site

$52.50 - $68/hr

Java Developer Location: Chicago, IL or Charlotte, NC Contract Length: 18 months Looking for candidates that are available for conversion Need to be onsite 3x a week - MANDATORY Interview Process: 1 ...

Resource 1

Java Developer

Chicago, IL · On-site

$52.50 - $68/hr

Resource 1 is in need of a Java Developer for a long-term contract. This is hybrid/ remote, so selected individual should be local to Chicagoland area. The goal of the project is to standardize ...

Avance Consulting Services

Java Developer

Bloomington, IL · On-site

$49 - $63.25/hr

Java Developer Work Location : Bloomington, IL Duration:Fulltime Experience 4-6 yrs Very good Java/J2EE skills (Development) Good with Spring framework, MVC Experience with Product implementation a ...

Apex Informatics

Java Developer

Chicago, IL · On-site

$52.50 - $68/hr

Core Java Developer Work Location: Chicago, IL (Hybrid Role) Must have skills: AWS, Microservices, testing, Amazon RDS or DynamoDB Roles: 1. ** Application Development: ** Design, code, test, and ...

Staffingine LLC

Java Developer

Chicago, IL · On-site

$52.50 - $68/hr

Java Developer Job Location: Chicago, IL Job Type: Contract * Lead design development and deployment of complex business process management solutions using Camunda BPM versions 7 or 8 within ...

Alpha Business Solutions

Java Developer

Chicago, IL · On-site

$52.50 - $68/hr

Alpha Business Solutions is seeking a motivated and detail-oriented Java Developer to join their growing engineering team. The role involves supporting and enhancing microservices-based applications ...

Stem Xpert

Java Developer

Chicago, IL · On-site

$52.50 - $68/hr

Java Developer Location : Chicago, IL Duration : Permanent/Full Time Implementations * Desirable: Java/ J2EE and Oracle DB background * Strong learnability on new product for grasping the nuances on ...

GRMinc

Java Developer

Bloomington, IL

$49 - $63.25/hr

Java Developer Location : Bloomington, IL Duration : 7 Months Requirement: Performs standard systems analyst activities in an individual contributor role such as analyzing the systems requirements ...

GRMinc

Java Developer

Bloomington, IL · On-site

$49 - $63.25/hr

Java Developer Location : Bloomington, IL Duration : 7 Months Requirement: Performs standard systems analyst activities in an individual contributor role such as analyzing the systems requirements ...

iTech US, Inc.

Java Developer

Chicago Heights, IL · On-site

$49.75 - $64.25/hr

Java Developer Location: NYC, NY or Chicago, IL Duration of contract: 12+ months Employment type: W2 The Developer will be for working with client development teams that drives and executes the ...

Seven Seven Software

Java Developer

Chicago, IL · On-site

$52.50 - $68/hr

* Strong experience in Core Java (Java 11+), Functional Programming, Spring, ORM (JPA/Hibernate), Unit Testing & Integration Testing * Proficient in RDBMS (Oracle), SQL, and Unix Scripts * Experience ...

SynergisticIT

Full Stack Java Developer

Chicago, IL · On-site

$54 - $69.75/hr

Java + DevOps + Spring Boot Are you ready to turn your Java skills into a high-paying, high-demand tech career? Whether you're a fresh CS graduate, a career changer, or someone looking to specialize ...

Atria Group LLC

Strong Java Developer

Normal, IL

$49.75 - $64.50/hr

Strong Java developer who is available for a 3-6 month contract in IL They must be able to create interfaces between applications using ESB and XML. Strong ESB experience is a must Top Three Skills ...

Concord IT Systems

Core Java Developer

Chicago, IL · On-site

Core Java Developer Position Responsibilities Core Java Developer Work Location: Chicago, IL (Hybrid Role) Must have skills: AWS, Microservices, testing, Amazon RDS or DynamoDB Roles: 1. ** ...

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Weekend Java Developer information

What is the difference between Weekend Java Developer vs Part-Time Java Developer?

AspectWeekend Java DeveloperPart-Time Java Developer
CredentialsJava certification, relevant experienceJava certification, relevant experience
Work EnvironmentProject-based, flexible hours on weekendsProject-based, flexible hours, may include weekdays
Industry UsageIT, software development companiesIT, software development companies
Search & Comparison IntentFocus on weekend availabilityFocus on flexible or part-time schedule

Weekend Java Developers typically work exclusively on weekends, often for short-term projects or to supplement full-time staff. Part-Time Java Developers may work during weekdays or weekends, with more flexible hours. Both roles require similar skills and certifications but differ mainly in scheduling and availability.

What are the most commonly searched types of Java Developer jobs in Illinois? The most popular types of Java Developer jobs in Illinois are:
Weekend Java Developer jobs near you
Java Developer

Java Developer

Addison Group

Chicago, IL • On-site

$50 - $55/hr

Contractor

Medical, Dental, Vision, Retirement

Posted 5 days ago

Job description

Job Title: Java Developer
Industry: Information Technology / Software Development
Location (City, State): Chicago, IL
Assignment Type: 6+ Month Contract
Pay: $50/hr-$55/hr
Work Schedule: Hybrid Schedule - Onsite Tuesday, Wednesday, and Thursday
Benefits: This position is eligible for medical, dental, vision, and 401(k).
About The Company:
Our client is a technology-driven organization focused on building scalable, modern software solutions that support critical business operations and customer experiences. Their engineering teams leverage cloud technologies, microservices architecture, and API-first development practices to deliver high-quality applications in a collaborative environment.
Job Description:
We are seeking a Java Developer to join a growing software engineering team responsible for developing and supporting backend services and enterprise integrations. This role will focus on designing, building, and maintaining Java-based applications while helping to create scalable APIs and microservices that connect critical business platforms. The ideal candidate is passionate about software development, enjoys solving complex technical challenges, and thrives in an Agile environment.
Key Responsibilities:
  • Develop and maintain backend applications utilizing Java and Spring Boot.
  • Design, build, and enhance RESTful APIs and service integrations.
  • Troubleshoot application issues and implement solutions to improve performance and reliability.
  • Collaborate with engineering, DevOps, and business teams to deliver scalable software solutions.
  • Support microservices-based applications and distributed system architectures.
  • Assist with containerized application deployments and environment management.
  • Contribute to event-driven solutions utilizing messaging technologies and integration frameworks.
  • Create and maintain API documentation and technical specifications.
  • Participate in code reviews and promote development best practices.
  • Support authentication, authorization, and API security initiatives.
  • Monitor application health and assist with ongoing optimization efforts.
  • Participate in Agile ceremonies including sprint planning, standups, and retrospectives.

Qualifications:
  • 2-4 years of professional software development experience.
  • Strong hands-on experience with Java development.
  • Experience building applications using Spring Boot.
  • Proven experience designing and supporting RESTful APIs.
  • Understanding of microservices architecture and distributed applications.
  • Experience with Git or similar version control tools.
  • Familiarity with Kubernetes, Docker, or containerized environments.
  • Exposure to messaging platforms such as Kafka, RabbitMQ, or similar technologies.
  • Experience utilizing API documentation tools such as Swagger or OpenAPI.
  • Understanding of API gateways, OAuth, and secure API design principles.
  • Strong analytical, troubleshooting, and problem-solving abilities.
  • Bachelor's degree required.

Additional Details:
  • Hybrid work schedule requiring onsite attendance three days per week in Chicago.
  • Team consists of approximately 15 engineering professionals.
  • Opportunity to support enterprise-level application integration initiatives.
  • Two-step interview process with quick hiring decisions.

Perks:
  • Opportunity to work with modern Java and cloud-based technologies.
  • Exposure to microservices, containerization, and event-driven architectures.
  • Collaborative Agile development environment.
  • Hands-on experience with enterprise-scale software solutions.
  • Professional growth opportunities working alongside experienced engineering teams.
  • High-impact projects with visibility across multiple business functions.

Addison Group is an Equal Opportunity Employer. Addison Group provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state and local laws. Addison Group complies with applicable state and local laws governing non-discrimination in employment in every location in which the company has facilities. Reasonable accommodation is available for qualified individuals with disabilities, upon request.

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