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Software Developer Ii Jobs in Illinois (NOW HIRING)

Software Developer 2 (Associate)

O Fallon, IL · On-site

$85 - $115/hr

  • Medical

  • Retirement

  • PTO

Software Developer 2 (Associate) Location: HQ O'Fallon, IL Remote Status: Hybrid Job Id: 642 # of Openings: 1 At UN COMN , we don't just fix issues; we deliver secure solutions that power essential ...

The Software Developer will be responsible for the detailed design and development of software ... Required : • 1-2 years of strong Java programming experience • Excellent Java/C++ programming ...

Software Developer

Chicago, IL · On-site

  • Medical

  • Dental

  • Vision

The Software Developer is responsible for detailed design and development of software in the areas ... TECHNICAL QUALIFICATIONS * 1-2 years of strong Java programming experience * Excellent Java/C ...

Software Developer

Chicago, IL · On-site

  • Medical

  • Dental

  • Vision

The Software Developer is responsible for detailed design and development of software in the areas ... TECHNICAL QUALIFICATIONS * 1-2 years of strong Java programming experience * Excellent Java/C ...

We are looking for an intermediate Software Developer to join the NextGen R&D team at Harris School ... The team is also expanding NextGen 2.0, a modern .NET-based web application using technologies such ...

Software Developer

Schaumburg, IL · On-site

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

... Software Developers in our Client Services team in Schaumburg, IL. This role will work with team ... Lead and manage Severity 1 and Severity 2 incident response processes. * Provide subject matter ...

Sr. Software Developer

Waukegan, IL · On-site

$123K - $131K/yr

Uline, Inc. seeks a Sr. Software Developer in Waukegan, IL to design, develop, test, deploy ... design; (2) Delivering web solutions using ASP.NET, MVC, C#, and JavaScript; (3) Writing SQL ...

Sr. Software Developer

Waukegan, IL · On-site

$123K - $131K/yr

Uline, Inc. seeks a Sr. Software Developer in Waukegan, IL to design, develop, test, deploy ... design; (2) Delivering web solutions using ASP.NET, MVC, C#, and JavaScript; (3) Writing SQL ...

Senior Software Developer Job Duties: Uline, Inc. seeks a Senior Software Developer in Waukegan ... applications; 2. Building software applications using Angular development; 3. Developing web ...

Senior Software Developer Job Duties: Uline, Inc. seeks a Senior Software Developer in Waukegan ... applications; 2. Building software applications using Angular development; 3. Developing web ...

Title: Software Integration (API & Connectivity) Engineer 2 #100377 Location: Mossville, IL ... Ability to use DevOps * Microsoft Suite - basic excel (Desired) * Familiarity with Comprion test ...

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Software Engineer II (Remote)

Oak Brook, IL · On-site

$98K - $134K/yr

Software Engineer II will play a critical role in ensuring the reliability and efficiency of our systems, which in turn drives customer delight. The Support Engineer role will help Inspira maintain ...

Software Engineer II (Remote)

Oak Brook, IL · On-site +1

$98K - $134K/yr

Software Engineer II willplay a critical role in ensuring the reliability and efficiency of our systems, which in turn drives customer delight. The Support Engineer role will help Inspira maintain ...

Software Developer - Intermediate

Chicago, IL · On-site

$108 - $140/hr

  • Medical

  • Life

  • Retirement

  • PTO

Software Developer - Intermediate Location: Colorado Springs, CO Remote Status: On-Site Job Id ... Familiarity with orbital mechanics concepts such as orbital propagation, two-body dynamics, and ...

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Showing results 1-20

Software Developer Ii information

See Illinois salary details

$46.5K

$108.4K

$160.9K

How much do software developer ii jobs pay per year?

As of Aug 20, 2026, the average yearly pay for software developer ii 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 II?

A Software Developer II is typically a mid-level software engineer who is responsible for designing, coding, testing, and maintaining software applications. This role usually requires a few years of professional experience and a solid understanding of programming languages, software development life cycle, and problem-solving skills. Software Developer II professionals often work on more complex tasks than entry-level developers, may mentor junior team members, and contribute to code reviews and project planning.

What are the key skills and qualifications needed to thrive as a Software Developer II?

To thrive as a Software Developer II, you need strong programming skills (in languages such as Java, Python, or C#), solid understanding of software development principles, and a relevant degree or equivalent experience. Familiarity with version control systems like Git, agile methodologies, and experience with development tools or cloud platforms are typically required. Effective problem-solving, teamwork, and clear communication are essential soft skills to excel in this role. These abilities are crucial for building reliable software solutions, collaborating within teams, and adapting to evolving project requirements.

What are some common challenges faced by Software Developer II professionals, and how can they be addressed?

Software Developer II professionals often encounter challenges such as balancing multiple project deadlines, integrating with legacy systems, and effectively collaborating with cross-functional teams. To address these, it's important to prioritize tasks, communicate proactively with stakeholders, and stay up to date with the latest tools and frameworks. Additionally, leveraging code reviews and mentorship from senior developers can help improve both technical skills and workflow efficiency.
Infographic showing various Software Developer Ii job openings in Illinois as of August 2026, with employment types broken down into 1% As Needed, 90% Full Time, 6% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $108,381 per year, or $52.1 per hour.

Software Developer 2 (Associate)

UNCOMN

O Fallon, IL • On-site

$85 - $115/hr

Other

Medical, Retirement, PTO

This job post has expired today. Applications are no longer accepted.


Job description

An Uncommon Genius Leading Innovation means believing in the power of business to make the world a better place through everyday business relationships and interactions. If you join our team, our commitment to you is to find a role that accentuates your strengths and helps you exercise your own brand of “Uncommon Genius” to reach your career aspirations. We’ll invest in you because — as a consultancy — our people are our brand and great companies invest in their brands.

Learn Together

Our Communities of Practice (COPs) offer a dynamic platform for team members to enhance their professional skills and pursue personal growth in their desired areas. These communities facilitate the development of professional skills, foster the sharing of information and expertise, and encourage the incubation of innovative ideas. Additionally, they provide a space for collaboration with seasoned professionals. Participants are assigned their COP, and we supply the necessary framework and a collaborative environment for their development. This approach not only supports individual growth, but also strengthens our collective expertise.

Position:Software Developer 2 (Associate)

Location: HQ

O'Fallon, IL

Remote Status: Hybrid

Job Id:642

# of Openings:1

At UN COMN, we don’t just fix issues; we deliver secure solutions that power essential operations in both the public and private sectors. Our team tackles tough challenges—whether it’s improving organizational systems, streamlining logistics, or making sense of complex data—all with one goal: helping our clients succeed so they can continue serving others.
We’ve built a culture rooted in our Core Values , where innovation thrives, work-life balance is respected, and career growth is always encouraged. We’re also proud to be recognized as a ‘ Top Workplace ’, and that’s not just us talking; it’s our employees. Now, we’re looking for another Uncommon Genius to join our dynamic team. If you love solving puzzles, building new things, fixing what’s broken, or pushing the boundaries of creativity, we encourage you to explore the details of this position below! UN COMN is seeking a motivated and collaborative Software Developer 2 (Associate) to join our growing development team. In this role, you will help design, build, test, and maintain modern applications using Java and Microsoft Azure and Agile development practices. This is an excellent opportunity for a developer who enjoys solving problems, learning new technologies, and contributing to mission-focused solutions in a team-oriented environment. What You’ll Do

  • Design, develop, test, and maintain software applications using Java and Microsoft Azure technologies.
  • Build, enhance, and support RESTful APIs and backend services.
  • Participate in the full software development lifecycle, including requirements analysis, development, deployment, and ongoing support.
  • Collaborate with product owners, QA teams, and engineers to translate business requirements into technical solutions.
  • Write clean, maintainable, and well-documented code following established best practices.
  • Troubleshoot, debug, and optimize application performance.
  • Create and manage detailed Jira tickets while supporting a shared Agile workflow.
  • Participate in Agile ceremonies, including sprint planning, daily stand-ups, and retrospectives.
  • Contribute to peer code reviews and continuous improvement initiatives.
Requirements
  • 2+ years of experience in software development, workflow analysis, stakeholder collaboration, and Agile environments.
  • Must be eligible to obtain a Secret clearance, granted by the U.S. Government, which requires U.S. citizenship. The government also uses 13 adjudicative guidelines to determine an individual's eligibility.
  • Experience developing backend services and working with RESTful APIs.
  • Strong problem-solving skills with a proactive mindset focused on delivering effective solutions.
  • Willingness to obtain relevant certifications based on future client or contract requirements.
  • Strong verbal and written communication skills, including the ability to explain technical concepts clearly.
  • Ability to thrive in a collaborative, team-oriented environment.
Preferred
  • Bachelor’s degree and/or CompTIA Security+ preferred.
  • Desire to learn and work with emerging technologies.

Why UN COMN?

  • Instant Flexible PTO: Enjoy flexible paid time off starting your very first day with us!
  • Generous Holidays: Benefit from 7 paid holidays and up to 3 floating holidays annually.
  • Immediate Health Coverage: Get access to comprehensive health benefits from day one.
  • 401K Safe Harbor Match: Secure your future with our top-tier 401K matching program.
  • Performance Bonus: Stand out and you could earn an annual performance bonus.
  • Growth Opportunities: Advance your career with our training and education assistance programs.
  • Free Employee Assistance Program (EAP):Access complimentary support services for you and your family.

Note: Benefits apply to full-time employees only.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, or national origin.

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