Demo

Software Engineer, Level 3

Independent Software, Inc.
Ellicott, MD Full Time
POSTED ON 7/30/2026
AVAILABLE BEFORE 8/29/2026
What You Will Do

As a Software Engineer, Level 3 at Independent Software, you will design, develop, test, and maintain mission-critical software solutions supporting national defense and intelligence operations. You will work on complex software systems that may include data processing applications, advanced analytics, real-time systems, algorithm development, and enterprise business applications.

Working independently or as part of an agile development team, you will develop high-quality software, resolve technical challenges, and contribute to the design and implementation of scalable, reliable, and secure solutions that support customer mission objectives.

Key Responsibilities

  • Design, develop, test, and maintain software applications based on documented requirements.
  • Develop software solutions for complex and diverse systems, including data processing, analytics, real-time applications, and enterprise systems.
  • Participate in software design, requirements analysis, and system architecture discussions.
  • Review, test, and validate software components to ensure compliance with design requirements and quality standards.
  • Troubleshoot and resolve software defects and problem reports.
  • Develop and maintain technical documentation related to software design, testing, and implementation.
  • Collaborate with software engineers, system engineers, and other technical teams throughout the software development lifecycle.
  • Evaluate hardware and software trade-offs and recommend appropriate technical solutions.
  • Leverage Commercial Off-the-Shelf (COTS), Government Off-the-Shelf (GOTS), and reusable software components when appropriate.
  • Follow established software development methodologies, coding standards, and best practices.

Required Skills And Qualifications

  • Experience designing, developing, testing, and maintaining software applications.
  • Proficiency in one or more modern programming languages such as Java, Python, C , C#, JavaScript, Go, or similar.
  • Experience with software development methodologies, software design principles, and the software development lifecycle (SDLC).
  • Experience troubleshooting software defects and performing root cause analysis.
  • Familiarity with version control systems such as Git.
  • Strong analytical, problem-solving, and debugging skills.
  • Ability to work independently and collaboratively in a team environment.
  • Excellent written and verbal communication skills.

Education And Experience

  • Bachelor's degree in Computer Science, Computer Engineering, Software Engineering, Information Systems, or a related technical discipline from an accredited college or university.
  • Four (4) additional years of software engineering experience may be substituted in lieu of a bachelor's degree.
  • Relevant experience includes software development, software engineering, systems programming, application development, software testing, algorithm development, or related technical experience.

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.

Salary.com Estimation for Software Engineer, Level 3 in Ellicott, MD
$154,763 to $186,779
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