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Security Software Developer Jobs in Illinois (NOW HIRING)

GRVTY

Senior Software Developer

Virginia, IL · On-site

$150K - $250K/yr

What You'll Be Owning GRVTY is seeking a Senior Software Developer with a TS/SCI + Poly clearance ... Demonstrated expertise with AWS infrastructure security and access controls * Demonstrated ...

Seneca Holdings

Work in a software development life cycle, apply security and vulnerability best practices, and ... Any developer or build machine should be able to run scripts from a given database version / state ...

Seneca Holdings

Work in a software development life cycle, apply security and vulnerability best practices, and ... Any developer or build machine should be able to run scripts from a given database version / state ...

SAIC

Web Software Developer

Scott Air Force Base, IL · On-site

$120K - $160K/yr

Software Subcategory: SW Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance ... Adhere to Government and industry web and security standards. * Complete minor adjustments ...

k12l

Senior Software Developer

Chicago, IL · On-site

$56.25 - $74.25/hr

We are looking for engineers who are passionate about building innovative applications of the ... Ensure that code adheres to strict standards for accessibility, security, object-oriented practices ...

SAIC

Web Software Developer

Scott Air Force Base, IL · On-site

$120K - $160K/yr

Software Subcategory: SW Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance ... Adhere to Government and industry web and security standards. * Complete minor adjustments ...

Front Door Defense

R&D Software Engineer

Lisle, IL · On-site

$108 - $173/hr

R&D Software Engineer Lead mainframe security software development while mentoring juniors and coordinating with stakeholders Location: Lisle, IllinoisDurham, North CarolinaPlano, Texas Compensation ...

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Security Software Developer information

See Illinois salary details

$46.5K

$108.4K

$160.9K

How much do security software developer jobs pay per year?

As of Sep 6, 2026, the average yearly pay for security 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 security software developer?

Security Software Developers are professionals who design, develop, and implement software solutions specifically aimed at protecting computer systems and networks from cyber threats. They build security features, such as encryption, authentication, and intrusion detection, into applications and systems to ensure data confidentiality, integrity, and availability. Their work often involves identifying vulnerabilities, addressing security flaws, and staying updated on the latest cybersecurity threats and techniques. Security Software Developers collaborate with other IT teams to integrate robust security measures throughout the software development lifecycle.

What are the key skills and qualifications needed to thrive as a security software developer?

To thrive as a Security Software Developer, you need strong programming skills (such as C/C++, Python, or Java), a solid understanding of cybersecurity principles, and often a degree in computer science or related fields. Familiarity with security frameworks, penetration testing tools, secure coding standards, and certifications like CISSP or CEH are commonly required. Analytical thinking, problem-solving, and attention to detail are essential soft skills that help in identifying and mitigating vulnerabilities. These skills and qualities are crucial for building robust, secure software that protects organizations from evolving cyber threats.

What are some common challenges security software developers face when integrating security features into existing applications?

Security Software Developers often encounter challenges such as legacy code compatibility, balancing security enhancements with application performance, and ensuring new security features don't disrupt user experience. Collaborating closely with other developers and IT teams is essential to address these issues efficiently. Additionally, keeping up-to-date with evolving security threats and best practices is crucial, as solutions may need frequent updates or adjustments.

What is the difference between Security Software Developer vs Network Security Engineer?

AspectSecurity Software DeveloperNetwork Security Engineer
CredentialsBachelor's in Computer Science, cybersecurity certifications (e.g., CISSP, CEH)Bachelor's in Computer Science, cybersecurity certifications (e.g., CISSP, CEH)
Work EnvironmentDevelops security software, applications, and tools in software development teamsDesigns and implements network security measures, monitors network traffic
Industry UsageUsed across software companies, tech firms, and cybersecurity firmsCommon in IT departments, telecom, and enterprise organizations

Security Software Developers focus on creating security applications and tools, while Network Security Engineers primarily protect network infrastructure. Both roles require similar certifications and often collaborate to ensure comprehensive security solutions within organizations.

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

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

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

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

What cities in Illinois are hiring for Security Software Developer jobs?

Cities in Illinois with the most Security Software Developer job openings:

Security Software Developer jobs near you
Infographic showing various Security Software Developer job openings in Illinois as of August 2026, with employment types broken down into 68% Full Time, 30% Part Time, and 2% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $108,381 per year, or $52.1 per hour.

Intermediate Software Developer

DecisionPoint | Cortek

Scott Air Force Base, IL • On-site

$100K - $105K/yr

Full-time

Re-posted 12 days ago

Job description

Overview
Decision Point Corporation is looking for an Intermediate Software Developer to join our team supporting the Transportation Geospatial Information System (TGIS) at Scott AFB, IL.
This position is on a hybrid telecommute model with onsite work at Scott AFB.
Duties & Responsibilities
  • Participate in software design and code reviews to ensure delivery of quality products and enhance skillsets.
  • Write clean, maintainable code using object-oriented design patterns and solid principles
  • Develop comprehensive unit test suites with high code coverage using mocking frameworks (Moq, NSubstitute)
  • Support and enhance legacy .NET Framework applications while planning modernization strategies
  • Engage in application design process as a technical contributor.
  • Troubleshoot advanced production issues in collaboration with DevOps.
  • Stay up to date on advanced programming techniques and software technologies.
  • Contribute to investments and research that fuel innovation and technological advancements.
  • Document and communicate proposed software solutions with integrated, cross-functional Development team in a fast paced highly technical environment.

Qualifications
  • Ability to obtain active Secret security clearance required.
  • Associates degree with 2-5 years of relevant experience.
  • Security+ Certification required.
  • Ability to work on multiple projects and tasks simultaneously.
  • Experience in system integration is a plus.
  • Ability to convey technical ideas in a clear, logical fashion.
  • Ability to work independently and as part of a development team.
  • Experience with the Agile software development process in accordance with USG defined requirements.
  • Experience developing applications in .NET, C#, and C++
  • Experience developing in a Cloud environment.
  • Experience working with hybrid/remote development teams.
  • Ability to translate highly technical discussions into executable plans.
  • Ability to work on multiple projects and tasks simultaneously.
  • Experience in system integration is a plus.

Desired Skills:
  • Experience working on a GIS application.
  • Experience with Oracle.
  • Experience with AWS EC2.
  • Familiarity with basic server administration tasks.
  • Familiarity working with IA (Information Assurance) and QA.
  • Experience Developing in Java

Compensation: Anticipated salary range is $100,000.00-$105,000.00 per year.
Our Equal Employment Opportunity Policy
  • EEO and Affirmative Action Policy: DecisionPoint Corporation is an Equal Employment Opportunity and Affirmative Action employer. It is the policy of DecisionPoint Corporation to provide equal employment opportunity in accordance with all applicable Equal Employment Opportunity/Affirmative Action laws, directives and regulations to all employees and qualified applicants without regard to race, ethnicity, color, religion, national origin, sex, age, disability status, pregnancy, sexual orientation, gender identity, genetic information, protected veteran status, or any other protected status under Federal, State or Local laws.
  • Pay Transparency Policy: In accordance with Presidential Executive Order 13665, DecisionPoint Corporation will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information.
  • Authorization to Share Resume and Personal Information: By expressing your interest and submitting your resume for this position, you authorize DecisionPoint Corporation to share your resume, as well as personal information included on the resume, with its subsidiaries, affiliates and teaming partners for the purpose of considering you for this position and other available positions requiring comparable skills, education and experience. Should Skyepoint Decisions, Inc. or its affiliates and teaming partners wish to initiate pre-employment discussions, you will be asked to complete an employment application and related employment documents.

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