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Security Software Developer Jobs in Tennessee (NOW HIRING)

... national security solutions and provides economic benefit to the nation. This premier research ... JOB OVERVIEW XCEL Engineering is seeking a versatile Full Stack Software Engineer to support ...

Cloud Software Engineer

Oak Ridge, TN

$57.25 - $74.50/hr

Must be eligible for a security clearance (US Citizen) * Must be able to work 100% onsite in Oak Ridge, Tennessee We are looking for a Cloud Software Engineer who enjoys the intersection of ...

Understands Git and Azure DevOps for code management and deployment. * Troubleshoots, debugs ... Implementing robust security measures within software applications. * Collaborates with the broader ...

Engineer, II Software

Chattanooga, TN ยท On-site

$83.60K - $114.50K/yr

The Software Engineer II role is responsible for building the tools that power our freight platform ... and security. Own the development lifecycle with a focus on developing new features and ...

Understands Git and Azure DevOps for code management and deployment. * Troubleshoots, debugs ... Implementing robust security measures within software applications. * Collaborates with the broader ...

Engineer, II Software

Chattanooga, TN

$83.60K - $114.50K/yr

The Software Engineer II role is responsible for building the tools that power our freight platform ... and security. Own the development lifecycle with a focus on developing new features and ...

Cloud Software Engineer

Knoxville, TN

$53.50 - $69.50/hr

... and national security and provides economic benefit to the nation. This premier research ... High proficiency in Python and JavaScript (Node.js/React preferred). * DevOps Toolchain:

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Security Software Developer information

See Tennessee salary details

$43.6K

$101.5K

$150.7K

How much do security software developer jobs pay per year?

As of May 30, 2026, the average yearly pay for security software developer in Tennessee is $101,513.00, according to ZipRecruiter salary data. Most workers in this role earn between $81,700.00 and $118,000.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Security Software Developer, and why are they important?

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 are Security Software Developers?

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 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 job categories do people searching Security Software Developer jobs in Tennessee look for? The top searched job categories for Security Software Developer jobs in Tennessee are:
Infographic showing various Security Software Developer job openings in Tennessee as of May 2026, with employment types broken down into 92% Full Time, 4% Part Time, 2% Contract, and 2% Nights. Highlights an 94% Physical, 2% Hybrid, and 4% Remote job distribution, with an average salary of $101,513 per year, or $48.8 per hour.
Specialist Software Engineering

Specialist Software Engineering

L3Harris Technologies

Nashville, TN โ€ข On-site

Full-time

Posted 4 days ago


Job description

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Specialist, Software Engineering

Requisition Number: 35329

Job Location: Nashville, TN

Schedule: 9/80 Reg

Clearance: Must Have the Ability to Obtain a DoD Security Clearance

Job Summary

Participate and consistently contribute to planning, design, implementation, verification, deployment, and support activities for custom software components and applications. May perform task management and mentoring activities for other software engineers.

The Software Engineer, Specialist Level is a seasoned and experienced professional with proficient job area knowledge and practical knowledge of project management, managing projects and processes under general supervision to achieve operational targets with moderate impact on departmental results.

Job Requirements:

  • Interact directly with engineering team and program management staff to analyze and understand requirements
  • Translate requirements into appropriate technical designs
  • Effectively present technical designs to software engineering, program management, and other team members
  • Implement requirements into software components and applications according to technical design
  • Unit and component test software components and applications to ensure quality of deliverables
  • Provide input and effort for the technical verification of all technical, functional and corporate requirements prior to delivery of software components and applications
  • Investigate and address requirement violations in functional testing and production software as needed
  • Track and report status of tasks, deliverables, and issues to software engineering team
  • Adhere to corporate processes and standards for all activities and deliverables during all phases of involvement in the software development life cycle
  • Effectively manage multiple task assignments
  • Mentor less experienced team members as appropriate
  • Perform other appropriate duties as requested, directed, or assigned
  • Perform all job functions with a positive, professional attitude


Minimum Qualifications:

  • Proficient knowledge of relevant technologies, software development methodologies, and programming languages
  • Proficient knowledge of the principles, practices, and techniques of object-oriented design/development in a real-time environment
  • Knowledge and understanding of regulatory standards impact on software development
  • Proficient knowledge of the principles, practices, and techniques of software unit, component, and integration testing
  • Proficient knowledge of the principles, practices, and techniques of source code management and defect tracking
  • Ability to effectively utilize both written and verbal communication skills
  • Ability to identify complex problems and provide multiple solutions
  • Ability to understand, create, and communicate complex design specifications
  • Experience with Object Oriented development with focus on SOLID principals.
  • C# development and WPF/XAML experience..
  • A strong understanding of design patterns and UML. TCP/UDP experience.
  • Hardware/Software API development.
  • Ability to quickly and effectively breakdown assignments into work tasks and provide effort and schedule estimates and successfully achieve them
  • Ability to use judgment and logic in decision-making considering relative to costs and benefits of potential actions
  • Ability to promote a corporate ethics and exhibit a spirit of teamwork and cooperation within the organization
  • Understanding and ability to implement Agile and Scrum methodoligies, valuing procedures principles.
  • Ability to work in a team environment and highly effective at collaboration.
  • Ability to work in Version 1
  • Experience with C# and Visual Studio required (Java experience a potential substitute)
  • Ability to obtain a Secret security clearance, which requires US citizenship

Preferred Skills (beyond required):

  • Basic understanding of UML (Unified Modeling Language)
  • Ability to utilize design patterns as appropriate.
  • Azure DevOps source control (GIT) experience and YAML pipeline/release development is a plus..
  • A basic understanding of SOLID principals.
  • Experience with multithreaded application development.

Education and Experience:

  • Bachelor's degree in Computer Science, Engineering, Physics orMathematicsand minimum of 4years of prior relevant experience.
  • Graduate Degree and a minimum of 2 years of prior related experience.
  • In lieu of a degree, minimum of 6years of prior related experience or a combination of education and work experience
  • Minimum of 4 years of progressively advanced object oriented commercial or government software development experience

Physical Demands:

  • Required to sit for long periods of time
  • Infrequent light physical effort required
  • Written and verbal communication
  • Dexterity of hands and fingers to operate a computer keyboard and mouse
  • May require the ability to travel via automobile or airplane
  • This is an on-site position

Personal Protective Equipment:

  • As required by program needs

Work Environment:

  • Work performed in an office environment with people close to each other
  • Working with computers, and other computer components
  • Duties may require being on call periodically and working outside of normal working hours (evenings and weekends)

#LI-EB1

L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.

Employment Type: Full-Time