Senior Software Developer

Leidos•Gaithersburg, MD

8d•$107,900 - $195,050

About The Position

We are seeking a Senior Software Developer who will be a member of a dynamic team Air Traffic Management program - SkyLine-X™ SkyLine-X™ provides an array of advanced air traffic management capabilities to improve aircraft safety, performance, and efficiency across the world’s airspace.

Requirements

Must be able to obtain and maintain a Public Trust security clearance (US Citizenship required)
Bachelor’s degree in computer science or a related field and a minimum of 8 years of prior relevant experience, or a master’s degree and a minimum of 6 years of prior relevant experience
Strong proficiency in programming languages such as C++, Python, or Qt, with significant experience developing, integrating, and maintaining production-quality systems
Demonstrated experience applying AI-assisted software development tools (e.g., GitHub Copilot, ChatGPT, Roo Code, or similar) in professional environments to improve team productivity and software quality
Advanced ability to evaluate, validate, and govern AI-generated code, including identifying complex logical errors, edge cases, performance concerns, and security vulnerabilities
Strong understanding of software architecture, design patterns, and system-level tradeoffs
Experience leading code reviews and establishing or enforcing team development standards
Ability to work independently on complex problems and provide technical leadership within a team
Strong communication skills, with the ability to clearly articulate technical decisions and mentor other engineers
Demonstrated experience improving team workflows, development processes, and tool chains, including adoption of AI-assisted techniques

Nice To Haves

Experience defining or governing AI-assisted development practices at the team, program, or organizational level
Experience integrating AI tools into CI/CD pipelines, automated testing frameworks, or secure development environments
Familiarity with secure coding practices and validating AI-generated code in regulated, safety-critical, or mission-critical systems
Experience contributing to software architecture decisions or serving as a technical lead on a project or subsystem
Proven experience mentoring developers across multiple experience levels

Responsibilities

Lead the design, development, and maintenance of software components and subsystems, operating as a senior technical contributor within a SW team
Drive technical planning, estimation, and architectural discussions, influencing design decisions and implementation strategies
Analyze system and subsystem requirements and develop robust, scalable software designs aligned with overall system architecture
Lead implementation of complex features and ensure alignment with performance, reliability, safety, and maintainability requirements
Define and implement effective use of AI-assisted development tools (e.g., Roo Code, Claude, ChatGPT, or similar) across the team to improve productivity and code quality
Establish guidelines and guardrails for responsible AI usage, including validation standards, traceability, security considerations, and compliance with program requirements
Exercise deep technical judgment in evaluating AI-generated outputs, identifying subtle defects, system-level impacts, performance tradeoffs, and potential failure modes
Drive adoption of standardized prompting strategies, reusable workflows, and AI-assisted development patterns across the team or program
Lead and perform code reviews, setting quality expectations for both human- and AI-generated code
Troubleshoot and resolve complex, system-level software issues, supporting integration, verification, and validation activities
Mentor junior and mid-level developers, including coaching on effective and responsible use of AI-assisted development tools
Contribute to continuous improvement of development processes, tooling, and engineering excellence, including integration of AI capabilities into CI/CD and testing workflows