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Contract Backend Developer Jobs in Addison, IL (NOW HIRING)

Addison Group

Java Developer

Chicago, IL · On-site

$50 - $55/hr

Chicago, IL Assignment Type: 6+ Month Contract Pay: $50/hr-$55/hr Work Schedule: Hybrid Schedule ... Develop and maintain backend applications utilizing Java and Spring Boot. * Design, build, and ...

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 ... and back-end (SQL). Individual should have experience with full life-cycle development, from ...

Civis Analytics

Software Engineer (Contract)

Chicago, IL · On-site +1

$90K/yr

This is a 6-month contract role for an early-career engineer who is ready to work across the stack ... React on the front end, Python/Ruby/Node on the back end, and SQL alongside a team of engineers ...

Civis Analytics

Software Engineer (Contract)

Chicago, IL · On-site +1

$90K/yr

This is a 6-month contract role for an early-career engineer who is ready to work across the stack ... React on the front end, Python/Ruby/Node on the back end, and SQL alongside a team of engineers ...

Civis Analytics

Software Engineer (Contract)

Chicago, IL · On-site +1

$90K/yr

This is a 6-month contract role for an early-career engineer who is ready to work across the stack ... React on the front end, Python/Ruby/Node on the back end, and SQL alongside a team of engineers ...

Appex Innovation

Senior Java Developer

Chicago, IL · On-site

$120 - $180/hr

Contract-W2/ FTE Summary: United's Digital Technology team designs, develops, and maintains ... Build cloud‑native backend services using Java, Spring Boot, Apache Camel, microservices ...

Staffingine LLC

Senior Java Full stack Developer

Chicago, IL · On-site

$59 - $75.25/hr

Contract * Design, develop, and maintain web applications using Next.js, ReactJS, and the Fitch ... Implement back-end services and RESTful APIs using Java (Spring Boot), Spring Data, and Maven.

Appex Innovation

Senior Java Developer

Chicago, IL · On-site

$59 - $75.25/hr

Contract-W2/ FTE Summary: United's Digital Technology team designs, develops, and maintains ... native backend services using Java, Spring Boot, Apache Camel, microservices, container ...

Appex Innovation

Senior Java Developer

Chicago, IL · Hybrid

$59 - $75.25/hr

Contract-W2/ FTE Summary: United's Digital Technology team designs, develops, and maintains ... Build cloud-native backend services using Java, Spring Boot, Apache Camel, microservices, container ...

Appex Innovation

Python Developer (Airlines)

Chicago, IL · On-site

$51.75 - $71.50/hr

Contract-W2 Insights: • Looking for local but can be remote and must work CST hours. • First ... backend services. • Support a large-scale enterprise solutions and applications using AWS ...

Appex Innovation

Python Developer (Airlines)

Chicago, IL · On-site

$51.75 - $71.25/hr

Contract-W2 Insights: Looking for local but can be remote and must work CST hours. First preference ... Leads, Designs, implements, deploys, supports, and optimizes backend services. Support a large ...

Navtech, Inc.

Mean Stack/Fullstack Developer

Oak Brook, IL · On-site

$50 - $55/hr

Oak Brook, IL (Day 1 Onsite)-Need Local to Oak Brook, IL Duration: 12+ Months Contract At the time ... Coding architecture for frontend and backend * Building interactive consumer data Thanks for your ...

Dexian DISYS

Full Stack Azure Developer

Chicago, IL · On-site

$75 - $80/hr

Hybrid - 3 Days/Week Onsite Pay Range: $75/hr - $80/hr on w2 Duration: Long-Term Contract Role ... Develop backend services and automation using Python in Azure cloud environments. * Design event ...

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All JobsContract Backend Developer JobsContract Backend Developer Jobs in Addison, IL

Contract Backend Developer information

See Addison, IL salary details

$12

$57

$84

How much do contract backend developer jobs pay per hour?

As of Aug 15, 2026, the average hourly pay for contract backend developer in Addison, IL is $57.84, according to ZipRecruiter salary data. Most workers in this role earn between $47.45 and $68.41 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a contract backend developer, and why are they important?

To thrive as a Contract Backend Developer, you need strong programming skills in languages like Python, Java, or Node.js, along with experience in database management and API development, supported by a relevant degree or proven project experience. Familiarity with frameworks (such as Django, Spring, or Express), cloud services (like AWS or Azure), and version control systems (e.g., Git) is typically expected. Excellent problem-solving abilities, strong communication, and the ability to quickly adapt to new codebases and team environments set top contractors apart. These skills and qualities are crucial for delivering reliable, scalable backend solutions and integrating smoothly into diverse project teams.

What are some common challenges faced by contract backend developers when joining a new project?

Contract Backend Developers often encounter challenges such as quickly understanding existing codebases, adapting to different tech stacks, and aligning with the team's development practices. Since contract roles usually have tight deadlines, developers must rapidly familiarize themselves with project documentation and workflows. Effective communication with team members and proactive clarification of requirements are essential to ensure smooth integration and successful project outcomes.

What is a contract backend developer?

Contract backend developers are professionals hired on a temporary or project basis to build and maintain the server-side logic, databases, and APIs that power web or mobile applications. They work behind the scenes to ensure that applications function smoothly, handle data efficiently, and communicate effectively with front-end systems. Unlike full-time employees, contract backend developers typically work for a set duration or on specific projects, offering flexibility to both clients and developers. They often bring specialized expertise in programming languages such as Python, Java, Node.js, or Ruby, and may work remotely or on-site depending on the contract terms.

What are the most commonly searched types of Backend Developer jobs in Addison, IL?

The most popular types of Backend Developer jobs in Addison, IL are:

What job categories do people searching Contract Backend Developer jobs in Addison, IL look for?

The top searched job categories for Contract Backend Developer jobs in Addison, IL are:

What cities near Addison, IL are hiring for Contract Backend Developer jobs?

Cities near Addison, IL with the most Contract Backend Developer job openings:

Contract Backend Developer jobs near you
Infographic showing various Contract Backend Developer job openings in Addison, IL as of August 2026, with employment types broken down into 57% Full Time, and 43% Contract. Highlights an 100% In-person job distribution, with an average salary of $120,311 per year, or $57.8 per hour.

Java Developer

Addison Group

Chicago, IL • On-site

$50 - $55/hr

Contractor

Medical, Dental, Vision, Retirement

Re-posted 24 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.