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Software Engineer Jobs in Romeoville, IL (NOW HIRING)

CACI International, Inc.

Software Engineer

Lisle, IL · On-site

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: Continental ...

NINJA HOLDINGS, LLC

Software Engineer

Chicago, IL · On-site +1

Job Summary The Software Engineer will be responsible for building new systems, enhancing and refactoring existing systems, integrating with external systems, and performance projects. This person ...

Next Step Systems

C++ Software Engineer

Chicago, IL · On-site

C++ Software Engineer, Chicago, IL We are seeking a C++ Software Engineer to join its highly experienced team to develop systems that will contribute to our low-latency trading platform. Successful ...

NinjaHoldings

Software Engineer

Chicago, IL · On-site +1

$100K - $150K/yr

Job Summary The Software Engineer will be responsible for building new systems, enhancing and refactoring existing systems, integrating with external systems, and performance projects. This person ...

CACI

Software Engineer

Lisle, IL · On-site

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: Continental ...

NinjaHoldings

Software Engineer

Chicago, IL · On-site +1

$100K - $150K/yr

Job Summary The Software Engineer will be responsible for building new systems, enhancing and refactoring existing systems, integrating with external systems, and performance projects. This person ...

Caterpillar

Lead Software Engineer

Chicago, IL · On-site

Lead Software Engineer - Emerging Technology Role Summary : The Lead Software Engineer in the Emerging Technology group is a hands-on technical leader responsible for designing, building, piloting ...

Ritchie Bros.

Software Engineer

Westchester, IL · On-site

$72K - $108K/yr

Job Summary The Software Engineer is responsible for designing, developing, testing, and maintaining full-stack web applications using modern .NET technologies. This role focuses on individual ...

Ritchie Bros.

Software Engineer

Westchester, IL · On-site

Job Summary The Software Engineer is responsible for designing, developing, testing, and maintaining fullstack web applications using modern .NET technologies. This role focuses on individual ...

Auria

Software Engineer - Sentinel

Chicago, IL · On-site

Auria is seeking a Software Engineer (All Experience Levels) to support the Sentinel program (formerly called the Ground Based Strategic Deterrent - GBSD). This position is in Huntsville, AL . The ...

Vivid Seats

Software Engineer

Chicago, IL · On-site

As a Software Engineer (Orders), you will build and support systems responsible for the acquisition of multi-million dollar monthly revenue. You will work on the latest technology stack and make ...

Morningstar, Inc.

Software Engineer

Chicago, IL · On-site

$89K - $131K/yr

We are looking for software engineers who specialize in .NET, Python, AWS, and modern platform development to join our team, grow with us, introduce us to new ideas and develop products that empower ...

Vivid Seats

Software Engineer

Chicago, IL · On-site

As a  Software Engineer (Orders),  you will build and support systems responsible for the acquisition of multi-million dollar monthly revenue. You will work on the latest technology stack and ...

Motorola

Software Engineer

Chicago, IL · On-site

$90K - $115K/yr

As a software developer, you will be joining a team developing a next generation 911 call handling solution that complies with industry standards and market demands, is capable of being deployed as a ...

Motorola Solutions, Inc.

Software Engineer

Chicago, IL · On-site

$90K - $115K/yr

As a software developer, you will be joining a team developing a next generation 911 call handling solution that complies with industry standards and market demands, is capable of being deployed as a ...

SageSure

Staff Software Engineer

Chicago, IL · On-site

SageSure, a leader in catastrophe-exposed property insurance, is seeking a Staff Software Engineer to help design, build, and evolve the software platforms that support our customers, partners, and ...

iManage

Principal Software Engineer

Chicago, IL · On-site

$153K - $205K/yr

Title: Principal Software Engineer Architect, design, develop, test, and deploy in agile environment;build iManage's modernrisk & complianceproducts in AKS; mentor and drive small teams in agile ...

Canonical

Software Engineer - OpenStack

Chicago, IL · On-site +1

We are hiring a Software Engineer for our OpenStack Engineering team. This is an exciting opportunity for a software engineer passionate about open source software, Linux, and OpenStack. Come build a ...

Jorie AI

Software Engineer

Oak Brook, IL · On-site

$90K - $120K/yr

Software Engineer Job Overview: We are seeking a Python Senior Software Engineers to build and maintain intelligent automation solutions focused on Revenue Cycle Management (RCM) in the healthcare ...

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Showing results 21-40

All JobsSoftware Engineer JobsSoftware Engineer Jobs in Romeoville, IL

Software Engineer information

See Romeoville, IL salary details

$64.7K

$150.4K

$209.5K

How much do software engineer jobs pay per year?

As of Sep 11, 2026, the average yearly pay for software engineer in Romeoville, IL is $150,416.00, according to ZipRecruiter salary data. Most workers in this role earn between $122,400.00 and $176,400.00 per year, depending on experience, location, and employer.

What is a software engineer?

Software Engineers are professionals who design, develop, test, and maintain computer software and systems. They use programming languages, engineering principles, and problem-solving skills to build applications, websites, or software solutions that meet specific needs. Software Engineers may work in a variety of industries, such as technology, finance, healthcare, or entertainment, collaborating with other team members to deliver functional and reliable software. Their role often involves analyzing user requirements, writing code, debugging errors, and continually improving software performance.

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

To thrive as a Software Engineer, you need strong programming skills, problem-solving abilities, and a degree in computer science or a related field. Familiarity with coding languages (such as Python, Java, or C++), version control systems like Git, and knowledge of software development methodologies are typically required. Excellent teamwork, communication, and adaptability distinguish top performers in this role. These skills ensure efficient, high-quality software development that meets user needs and adapts to technological changes.

What are some common challenges software engineers face when collaborating on large development teams?

Software engineers working on large teams often encounter challenges with communication, code integration, and maintaining consistent coding standards. Coordinating across multiple developers can lead to merge conflicts and misunderstandings about project requirements or priorities. Adopting tools like version control systems, regular code reviews, and clear documentation helps mitigate these issues. Building strong collaboration skills and proactively seeking clarification are key to ensuring smooth teamwork and project success.

What is the difference between Software Engineer vs Software Developer?

AspectSoftware EngineerSoftware Developer
CredentialsBachelor's degree in CS or related field, certificationsBachelor's degree often preferred, certifications optional
Work EnvironmentDesigning, developing, testing, and maintaining software systemsWriting, coding, and implementing software applications
Industry UsageUsed across tech, finance, healthcare, and more for system-level rolesCommonly used in app and web development projects
Search IntentUnderstanding roles, responsibilities, and qualificationsLearning about coding, programming, and project work

While both roles involve software creation, Software Engineers typically focus on designing and architecting complex systems, whereas Software Developers mainly concentrate on coding and building specific applications. The roles often overlap, but the Engineer role may require broader system knowledge and design skills.

Are software engineers still in demand?

Yes, software engineers are in high demand across many industries due to ongoing digital transformation, the growth of cloud computing, and the need for software development, maintenance, and cybersecurity skills. The profession offers strong job stability, competitive salaries, and opportunities to work with various programming languages and tools.

Is 25 too late to become a software engineer?

Age is not a barrier to becoming a software engineer; many professionals start careers in tech in their mid-20s or later. Success depends on acquiring relevant skills, such as programming languages and problem-solving, often through coding bootcamps, online courses, or formal education. Employers value skills and experience over age, making it possible to enter the field at 25 or older.
More about Software Engineer jobs

What are the most commonly searched types of Software Engineer jobs in Romeoville, IL?

The most popular types of Software Engineer jobs in Romeoville, IL are:

What are popular job titles related to Software Engineer jobs in Romeoville, IL?

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

What job categories do people searching Software Engineer jobs in Romeoville, IL look for?

The top searched job categories for Software Engineer jobs in Romeoville, IL are:

What cities near Romeoville, IL are hiring for Software Engineer jobs?

Cities near Romeoville, IL with the most Software Engineer job openings:

Software Engineer jobs near you
Infographic showing various Software Engineer job openings in Romeoville, IL as of September 2026, with employment types broken down into 1% Internship, 1% As Needed, 81% Full Time, 13% Part Time, 3% Contract, and 1% Nights. Highlights an 84% Physical, 3% Hybrid, and 13% Remote job distribution, with an average salary of $150,416 per year, or $72.3 per hour.

Software Engineer

Lisle, IL • On-site

CACI International, Inc.
See more jobs at CACI International, Inc.external

Full-time

Medical, Retirement, PTO

Re-posted 24 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: Continental US
* * *
Primary Purpose:
Under direct supervision, participate in research and innovation efforts on complex solutions to security challenges in telecommunications and IP/computer networking equipment in the cyber security domain on multiple hardware platforms utilizing Linux and/or Unix-based operating systems.
More About This Role:
You will demonstrate breadth and flexibility by contributing at various levels of software development from infrastructure through application, including full stack development, to control customized embedded communication systems. 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.
Duties and Responsibilities:
  • Work from existing design specifications to implement, test and document 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.
  • Participate in technical activities spanning multiple technical disciplines including security analysis, software/tool development, software test, development environment and system infrastructure.
  • Work in a telecommunications development lab environment, use automation tools and lab test equipment, including protocol analyzers
  • Operate effectively and comfortably in a team environment
  • Travel to other CACI Locations or Customer Sites as necessary
  • 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

Minimum Education and Experience:
  • Bachelor's Degree in Computer Engineering, Computer Science, Electrical Engineering or related technical discipline and 0-5 years of experience or an equivalent combination of education, skills, and experience.
  • Experience with RISC-V assembly
  • Familiarity with Device Drivers
  • Ability to operate and code in the hardware Layers
  • Knowledge of Kernel
  • Software development skills in current languages such as: C, C++, JAVA, Python

Skills and Knowledge:
  • Familiar with software engineering process concepts from requirements reviews, code inspection, and system test plan creation to system validation
  • Use of development tools (e.g. editors, compliers, debuggers)
  • Knowledge of IP networking and/or telecommunications equipment installation, configuration and maintenance
  • Some experience debugging system-level issues with various lab equipment
  • Knowledge of Microsoft software applications and other software applications as required
  • Knowledge of IP based telephony including its architecture, configuration and maintenance is desired

These Qualifications Would Be Nice to Have:
  • Familiar with development in either Windows, Linux and/or Unix-based operating systems
  • Software development skills in current languages such as: JavaScript, ARM, MIPS, x86 or comparable languages.
  • Familiarity with software security concepts such as intrusion detection, cryptography, authentication, firewalls, secure coding practices
  • Experience debugging system-level issues with various lab equipment
  • Knowledge of Internet routing techniques protocols and tools
  • Willingness and ability to quickly learn new technologies
  • Strong oral and written communication skills
  • Ability to work both independently and as a collaborative team member

There is no clearance requirement to begin employment. However, as a requirement of continued employment in this position you will be required to obtain a Top Secret clearance.
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:
$63,800 - 127,500 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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