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C Net Software Engineer Jobs in Illinois (NOW HIRING)

CACI International, Inc.

Software Engineer

Lisle, IL · On-site

Software Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to ... C, C++, Python or comparable languages * Use of development tools (e.g. editors and compliers)

IMC

C++ Software Engineer

Chicago, IL · On-site

$175K - $225K/yr

IMC is seeking a highly skilled C++ Software Engineer to join our Chicago team. As a Software Engineer, you will design and develop software solutions tailored to the hardware-specific needs of our ...

IMC

C++ Software Engineer

Chicago, IL · On-site

$175K - $225K/yr

IMC is seeking a highly skilled C++ Software Engineer to join our Chicago team. As a Software Engineer, you will design and develop software solutions tailored to the hardware-specific needs of our ...

IMC

C++ Software Engineer

Chicago, IL · On-site

$175K - $225K/yr

IMC is seeking a highly skilled C++ Software Engineer to join our Chicago team. As a Software Engineer, you will design and develop software solutions tailored to the hardware-specific needs of our ...

Allstate

Lead .Net Software Engineer

Chicago, IL · On-site

NET Applications, .NET Core, Clean Code, C Sharp (Programming Language), Docker (Software), Kubernetes, Microservices Architecture, NET Framework, Software Development Compensation Compensation ...

Old Mission

C++ Software Engineer

Chicago, IL · On-site +1

$175K - $300K/yr

About the Position Old Mission Capital LLC, is looking to add several C++ Software Engineers to join our team in Chicago. In this role, you will be building and optimizing our current automated ...

KnackHook, LLC

Embedded Software Engineer

Chillicothe, IL · On-site

$119K - $156K/yr

Embedded Software Engineer Chillicothe, IL, onsite 10 months Embedded C++, GIT, Linux Required Education • Bachelor's degree in Computer Science, Software Engineering ...

Wolverine

C++ Software Engineer

Chicago, IL · On-site

$100K - $140K/yr

C++ Software Engineer Department: Technology Employment Type: Full Time Location: Chicago, IL Description At Wolverine Trading we're looking for a Low-Level C++ Software Engineer to work at the ...

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All JobsC Net Software Engineer JobsC Net Software Engineer Jobs in Illinois

C Net Software Engineer information

See Illinois salary details

$77K

$96.9K

$114.3K

How much do c net software engineer jobs pay per year?

As of Sep 1, 2026, the average yearly pay for c net software engineer in Illinois is $96,902.00, according to ZipRecruiter salary data. Most workers in this role earn between $87,200.00 and $106,600.00 per year, depending on experience, location, and employer.

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C Net Software Engineer jobs near you
Infographic showing various C Net Software Engineer job openings in Illinois as of August 2026, with employment types broken down into 83% Full Time, 14% Part Time, and 3% Contract. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $96,902 per year, or $46.6 per hour.

Software Engineer

CACI International, Inc.

Lisle, IL • On-site

Full-time

Medical, Retirement, PTO

Re-posted 14 days ago

Job description

Job Title: Software Engineer
Job Category: Engineering
Time Type: Full time
Minimum Clearance Required to Start: None
Employee Type: Regular
Percentage of Travel Required: Up to 10%
Type of Travel: Local
* * *
The Opportunity:
You will demonstrate breadth and flexibility by contributing at various levels of software development including firmware, device drivers, real-time operating systems (RTOS) and application software. You will be part of a team that solves the most complex networking and communications challenges facing the U.S. Federal Government. You will help deliver groundbreaking research, and advanced networking and communications solutions that provide an information advantage that contributes to the mission and operational success of CACI customers.
Responsibilities:
  • Design, develop, integrate, test, and maintain complex software solutions in telecommunications and IP/computer networking equipment in the cyber security domain
  • Work with a product development team to develop concepts, identify creative solutions to user requests and assess feasibility of these solutions
  • Consult on technical activities spanning multiple technical disciplines including security analysis, software/tool development, software test, lab environment, development environment and system infrastructure
  • Act as the technical liaison to customers in representing key issues
  • Operate effectively and comfortably in a team environment, as a team member and as a team leader. This includes the ability to work across organizational boundaries, as necessary
  • Assist technical management in facilitating process changes needed to meet customer quality and schedule requirements
  • Interact with product development teams, project managers and partners
  • Prioritize work including meeting schedules, identifying risks and delivering high quality software
  • Understand and adhere to all CACI Ethical and Compliance policies
  • Proactively ensure a safe work environment and adhere to CACI EH&S policies and procedures
  • Perform other duties as required

Qualifications Required:
  • Bachelor's and/or Master's Degree in Computer Engineering, Computer Science, Electrical Engineering or related technical discipline
  • Minimum of 5 years of experience or an equivalent combination of education, skills, and experience
  • Familiar with development in either Windows, Linux and/or Unix-based operating systems
  • Software development skills in languages such as: C, C++, Python or comparable languages
  • Use of development tools (e.g. editors and compliers)
  • Willingness and ability to quickly learn new technologies

Desired:
  • Familiarity with software security concepts such as intrusion detection, cryptography, authentication, firewalls, secure coding practices.
  • Understanding of network hardware, systems and software application.
  • Knowledge of Internet routing protocols, TCP/IP stack and tools
  • Experience developing software for embedded systems
  • Familiarity with multi-threaded applications and multi-processor systems
  • Familiarity with low-level programming such as device-driver and OS programming
  • Understanding of processor architectures (ARM, MIPS, x86, PowerPC) and associated assembly language programming
  • Experience with reverse engineering of binary applications, protocols and formats
  • Experience debugging system-level issues with various lab equipment.
  • Strong oral and written communication skills
  • Ability to work both independently and as a collaborative team member
  • Flexibility to adapt to new and changing environments
  • Knowledge of telephony
  • Familiar with software engineering process concepts from requirements reviews, code inspection to component delivery and sign-off
  • Knowledge of Microsoft software applications and other software applications as required

A TS/SCI clearance is required to begin employment. For this position, CACI has the ability to provide clearance sponsorship for qualified individuals.
What You Can Expect:
A culture of integrity.
At CACI, we place character and innovation at the center of everything we do. As a valued team member, you'll be part of a high-performing group dedicated to our customer's missions and driven by a higher purpose - to ensure the safety of our nation.
An environment of trust.
CACI values the unique contributions that every employee brings to our company and our customers - every day. You'll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.
A focus on continuous growth.
Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy.
Pay Range:
There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.
The proposed salary range for this position is:
$90,300 - 189,600 USD
CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

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