Software Engineer, Level 3

What You Will Do:

As a Software Engineer Level 3 at Independent Software, you will design, develop, maintain, and enhance complex software systems supporting mission-critical operations. This role combines front-end development with middleware and backend development, with a strong focus on database interfaces, data processing, and integration between backend systems and user-facing applications.

You will work independently and as part of an Agile development team while providing technical leadership and contributing throughout the software development lifecycle.

Key Responsibilities:

• Design, develop, test, maintain, and enhance complex software applications
• Develop modern front-end applications and integrate them with backend services, APIs, and database interfaces
• Develop middleware solutions to retrieve, parse, process, and deliver data to front-end applications
• Analyze user requirements and translate them into software design and performance requirements
• Design and implement database and data repository interfaces and queries
• Debug software, resolve defects, and improve application performance
• Integrate existing software into new or modified systems and operating environments
• Develop and execute software testing procedures and ensure quality of developed solutions
• Lead and mentor software developers, providing technical guidance and code reviews
• Collaborate with system engineers, UX/UI teams, and other technical stakeholders throughout the development lifecycle
• Develop and maintain software and system documentation

Required Skills and Qualifications:

• Strong experience developing, maintaining, and enhancing complex software applications
• Experience with modern front-end frameworks such as React, Angular, or Vue and web technologies including JavaScript, HTML, and CSS
• Full-stack development experience, including backend services and RESTful or GraphQL APIs
• Experience developing database or data repository interfaces and parsing data for front-end applications
• Experience with software development, testing, debugging, and system integration
• Experience leading or mentoring software developers
• Familiarity with Git and modern software development practices
• Strong analytical, troubleshooting, and communication skills

Preferred Qualifications:

• Experience with CI/CD pipelines and automated software delivery
• Experience with cloud environments such as AWS, Azure, or GovCloud
• Experience working in Linux/Ubuntu environments
• Experience with tiered application architectures
• Experience with Section 508 or WCAG accessibility standards
• Experience supporting large-scale data processing, analytics, or real-time systems

Education and Experience:

• Bachelor’s degree in Computer Science or a related discipline from an accredited college or university plus twelve (12) years of Software Engineering experience supporting programs and contracts of similar scope, type, and complexity; OR
• ixteen (16) years of relevant Software Engineering experience on projects with similar software processes may be substituted for the Bachelor’s degree
• Seven (7) years of experience in Software Database and Repository Interface Development is required

Clearance Requirement:

• Must possess an active TS SCI with appropriate Polygraph to be considered for this role

Why Choose Independent Software:

At Independent Software, our people are the mission. We’ve built a company around collaboration, integrity, and innovation and we make sure our team has the tools and support to grow, succeed, and thrive.

When you join us, you will:

• Support critical national security missions that matter
• Be part of a close-knit, employee-first culture where your voice is heard
• Expand your skills through ongoing training, mentorship, and career development
• Enjoy competitive compensation, generous benefits, and work-life balance

Ready to take the next step in your career? Join us and be part of something bigger.

Apply today.


We’re an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status.