Senior Software Engineer – AI-Driven Distributed Systems

SwiftCruit; Fairfax (VA); Hybrid; USD 82,100 - 172,400; Full time

Job summary

CACI is seeking a Software Development Engineer to design and deliver modern, scalable software for mission-critical systems. The role involves working across distributed architectures and high-performance codebases, using Claude Code and AI agents to accelerate design, implementation, and testing. The position is hybrid, with options to work at Fairfax, VA, Denver, CO, Austin, TX, or Melbourne, FL, or remotely.

Candidates must be a U.S. citizen and eligible for a DoD clearance.

Qualifications

• U.S. Citizen with the ability to obtain a DoD security clearance.
• Bachelor’s degree (or higher) in CS/SE/EE or related STEM field (or equivalent).
• 5+ years of professional software engineering experience on complex systems.
• Design, implement, and maintain scalable and secure components.
• Use Claude Code, AI agents, and other AI-assisted development tools.
• Collaborate with product owners, systems engineers, and developers.
• Develop clean APIs and system integration points for distributed interoperability.
• Participate in code reviews, write automated tests, and enforce quality.
• Troubleshoot across components/environments/pipelines; drive to resolution.
• Contribute to lifecycle docs and deployment instructions.
• Work within DevSecOps workflows, CI/CD automation, containers, and config management.

Responsibilities

• Design, implement, and maintain scalable, secure software components.
• Collaborate with cross-functional teams to translate requirements into designs.
• Develop well-structured APIs and integration points for distributed systems.
• Participate in code reviews and implement automated tests.
• Support DevSecOps practices, CI/CD, and containerized deployments.

Skills

Software engineering

Distributed systems

APIs

DevSecOps

AI-assisted development

Code reviews & testing

Collaboration across teams

Security & compliance

Education

Bachelor’s degree in Computer Science/Engineering

Tools

Claude Code

AI agents

CI/CD tooling

Job description

CACI is seeking a Software Development Engineer to design and deliver modern, scalable software for mission-critical systems. The role involves working across distributed architectures and high-performance codebases, using Claude Code and AI agents to accelerate design, implementation, and testing. The position is hybrid, with options to work at Fairfax, VA, Denver, CO, Austin, TX, or Melbourne, FL, or remotely.

Candidates must be a U.S. citizen and eligible for a DoD clearance.