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Software Developer Jobs in Illinois (NOW HIRING)

Crossway

Software Developer

Wheaton, IL · On-site

$60K - $80K/yr

The Software Developer will contribute to the design, development, and maintenance of software applications in collaboration with the IT team. This role involves writing, testing, and debugging code ...

Keypath Education

Lead Software Developer

Schaumburg, IL

$113K - $142K/yr

JOB SUMMARY The Lead Software Developer plays a critical role in advancing technology solutions that support Keypath's mission of unlocking greatness in higher education. This position provides ...

Keypath Education

Lead Software Developer

Schaumburg, IL · On-site +1

$113K - $142K/yr

JOB SUMMARY The Lead Software Developer plays a critical role in advancing technology solutions that support Keypath's mission of unlocking greatness in higher education. This position provides ...

Keypath Education

Lead Software Developer

Schaumburg, IL · On-site

$113K - $142K/yr

JOB SUMMARY The Lead Software Developer plays a critical role in advancing technology solutions that support Keypath's mission of unlocking greatness in higher education. This position provides ...

Worky

Senior Software Developer

O Fallon, IL · On-site

$110K - $120K/yr

Everforth ECS is seeking a Senior Software Developer to work in our O'Fallon, IL office. ECS Federal LLC is looking for a Senior Software Developer who possesses and applies expertise on multiple ...

Worky

Senior Software Developer

Virginia, IL · On-site

$147K - $195K/yr

As a Senior Software Developer , you will play a key role in designing, developing, and maintaining enterprise applications and web-based solutions that drive operational effectiveness for our ...

DRW

Software Developer Intern

Chicago, IL · On-site

$225K/yr

As a Software Developer Intern , you will build advanced trading and risk applications leveraging cutting-edge technology. DRW enables our Software Developer Interns to develop computationally ...

P2P

Software Developer Intern

Chicago, IL · On-site

$225K/yr

Software Developer Intern , you will build advanced trading and risk applications leveraging cutting‑edge technology. DRW enables our Software Developer Interns to develop computationally intensive ...

MSF&W Consulting

Junior Software Developer

Springfield, IL · Hybrid

$70K - $85K/yr

We are seeking Junior Software Developers to join our team in Springfield, Illinois. MSF&W offers challenging assignments on both in-house and client-site projects. We provide competitive salaries ...

CGI Inc.

Software Developer - Entry Level

Chicago, IL · On-site

Software Development/ Engineering Main location: United States, Illinois, Chicago Position ID:J0826-1531 Employment Type: Graduate Position Description: Are you driven by technology's ability to ...

Harris

(Remote) Software Developer

Tennessee, IL · On-site +1

MACC, a division of Harris; is seeking a Software Developer who has expertise in MSSQL, REST API, C# (.NET Core), and Angular (Typescript, HTML, CSS). The ideal candidate will be responsible for ...

Harris

(Remote) Software Developer

Tennessee, IL · On-site +1

MACC, a division of Harris; is seeking a Software Developer who has expertise in MSSQL, REST API, C# (.NET Core), and Angular (Typescript, HTML, CSS). The ideal candidate will be responsible for ...

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Showing results 41-60

All JobsSoftware Developer JobsSoftware Developer Jobs in Illinois

Software Developer information

See Illinois salary details

$46.5K

$108.4K

$160.9K

How much do software developer jobs pay per year?

As of Sep 14, 2026, the average yearly pay for software developer in Illinois is $108,381.00, according to ZipRecruiter salary data. Most workers in this role earn between $87,200.00 and $126,000.00 per year, depending on experience, location, and employer.

What is a software developer?

A Software Developer is a professional who designs, builds, tests, and maintains computer programs or applications. They use programming languages to create software solutions that meet user needs, whether for desktop, mobile, or web platforms. Software Developers work closely with other team members such as designers, analysts, and testers to ensure the final product is functional, reliable, and user-friendly. Their responsibilities can range from writing code and fixing bugs to collaborating on system architecture and deploying updates.

What do software developers do?

Software developers design and create computer software programs and systems for their employer or client. Their job is to apply the principles of engineering, analytics, and computer science toward the development and testing of all kinds of software and applications. On a day-to-day basis, a software developer helps create and test software from start to finish. They discuss and analyze user requests and requirements, then research and brainstorm practical solutions to meet those needs, and determine the best course of action to create the application. As a software developer, you may develop an entirely new program or improve an existing one; you are responsible for a program’s overall framework and must design precise workflow charts that explain to programmers what code is needed for different aspects of the program.

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

To thrive as a Software Developer, you need strong programming skills in languages like Java, Python, or JavaScript, as well as a solid understanding of computer science fundamentals and a relevant degree or equivalent experience. Familiarity with development tools such as Git, integrated development environments (IDEs), and frameworks like React or .NET is typically required, along with knowledge of agile methodologies or certifications. Problem-solving ability, attention to detail, teamwork, and effective communication are essential soft skills that help you excel in collaborative and fast-paced environments. These skills ensure you can build reliable, maintainable software and adapt to evolving project requirements and technologies.

What are some common challenges software developers face when working on team-based projects?

Software developers often encounter challenges such as coordinating with team members across different time zones, managing code integration from multiple contributors, and maintaining clear communication about project requirements. Effective use of version control systems like Git and regular participation in code reviews can help mitigate these issues. Additionally, adapting to evolving project goals and balancing technical debt with feature development are common hurdles that require strong collaboration and problem-solving skills.

What is the difference between Software Developer vs Software Engineer?

AspectSoftware DeveloperSoftware Engineer
CredentialsBachelor's degree in CS or related field; coding certificationsBachelor's or higher in CS or Software Engineering; certifications may vary
Work EnvironmentDevelops, tests, and maintains software applicationsDesigns and develops software systems; often involved in architecture
Industry UsageCommonly used in tech companies, startups, and IT firmsUsed interchangeably with Software Developer in many organizations

While the roles often overlap, Software Developers focus on coding and building applications, whereas Software Engineers typically work on designing and architecting complex systems. Both roles require similar credentials and are integral to software creation, but their scope and responsibilities can differ based on project size and company structure.

Is a software developer still in demand?

Yes, software developers are in high demand due to ongoing digital transformation across industries. Skills in programming languages like Java, Python, and experience with cloud platforms increase employability, and the role is expected to grow as technology continues to advance.
More about Software Developer jobs

What are the most commonly searched types of Software Developer jobs in Illinois?

The most popular types of Software Developer jobs in Illinois are:

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For Software Developer jobs in Illinois, the most frequently searched job titles are:

What job categories do people searching Software Developer jobs in Illinois look for?

The top searched job categories for Software Developer jobs in Illinois are:

What cities in Illinois are hiring for Software Developer jobs?

Cities in Illinois with the most Software Developer job openings:

What are popular job titles related to Software Developer jobs in IL?

For Software Developer jobs in IL, the most frequently searched job titles are:

Software Developer jobs near you
Infographic showing various Software Developer job openings in Illinois as of September 2026, with employment types broken down into 1% Internship, 1% As Needed, 89% Full Time, 7% Part Time, and 2% Contract. Highlights an 84% Physical, 3% Hybrid, and 13% Remote job distribution, with an average salary of $108,381 per year, or $52.1 per hour.

Avionics Software Developer

Rockford, IL • On-site

Transcend Softech LLC
See more jobs at Transcend Softech LLCexternal

$60 - $62/hr

Contractor

Re-posted 16 days ago

Job description

Job Summary

We are seeking a hands-on Avionics Software Developer with strong expertise in ADA83/ADA95 programming and DO-178C verification activities. The role requires active contribution to coding, debugging, and verification of safety-critical avionics software, ensuring compliance with certification standards.

Key Responsibilities

Software Development (Primary Focus)

  • Design, develop, and maintain embedded avionics software using ADA83/ADA95
  • Perform coding, debugging, and optimization of real-time embedded systems
  • Work on low-level drivers, system interfaces, and application software
  • Support software integration with avionics hardware platforms

Required Qualifications

  • Bachelor’s/Master’s in Computer Engineering / Electronics / Aerospace
  • 6+ years of experience in avionics or safety-critical embedded software
  • Strong experience in both development and verification environments

Mandatory Technical Skills

  • ADA83 / ADA95 programming (core requirement)
  • Strong embedded C / real-time systems understanding
  • Hands-on experience in:
    • DO-178B/C verification processes
    • Requirements-based testing
    • Structural coverage (MC/DC mandatory for Level A)

Verification Tools Experience

  • LDRA / VectorCAST / RTRT / Cantata
  • DOORS or equivalent (requirements traceability)
  • Coverage tools (LDRA / similar)