Software Engineer

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

The Opportunity:

We are seeking a highly capable Software Development Engineer to design and deliver modern, scalable, and secure software solutions for complex mission needs. This role is ideal for an engineer who is comfortable working across distributed systems, contemporary architectures, and high-performance codebases while using AI-assisted development tools such as Claude Code and AI agents to accelerate design, implementation, and testing. The engineer will collaborate closely with cross-functional teams, apply strong engineering discipline, and contribute to the creation of reliable, maintainable systems that can evolve over time. This position is suited for someone who enjoys solving difficult technical problems, driving innovation, and building high-quality software with efficiency and precision.

This is a hybrid opportunity with a combination of working in the office in either of the locations listed (Fairfax, VA, Denver, CO, Austin, TX or Melbourne, FL and remote).

Qualifications:

Required:

• U.S. Citizen, and the ability to obtain and hold a DoD security clearance
• Bachelor’s degree (or higher) in Computer Science, Software Engineering, Electrical Engineering, or related STEM field (or equivalent experience).
• 5+ years of professional software engineering experience supporting complex systems.
• Design, implement, and maintain scalable and secure software components within a larger system architecture.
• Use Claude Code, AI agents, and other AI-assisted development tools to accelerate coding, testing, refactoring, and documentation.
• Collaborate with product owners, systems engineers, and developers to turn requirements into technical designs and working software.
• Develop clean, well-structured APIs and system integration points supporting distributed interoperability.
• Participate in code reviews, write automated tests, and enforce code quality using solid engineering discipline.
• Troubleshoot complex technical issues across components, environments, and pipelines; drive problems to resolution.
• Contribute to lifecycle documentation, including design docs, interface definitions, and deployment instructions.
• Work within DevSecOps workflows, supporting CI/CD automation, containerized deployments, and configuration management.

Desired:

• Experience implementing or orchestrating multi-agent AI workflows for development acceleration.
• Familiarity with cloud platforms, containerization, and distributed system design.
• Experience integrating AI-assisted tools into CI/CD for code analysis, automated tests, or workflow optimization.
• Knowledge of microservices, event-driven systems, or real-time data processing.
• Experience with high-performance, embedded, or mission-focused systems requiring high reliability.
• Familiarity with modern observability practices (logging, tracing, automated monitoring).
• Experience leading or mentoring other engineers.

What You Can Expect:

A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you'll be part of a high-performing group dedicated to our customer's missions and driven by a higher purpose - to ensure the safety of our nation.

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. You'll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy.

Pay Range

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

Since this position can be worked in more than one location, the range shown is the national average for the position.

The proposed salary range for this position is:

$82,100-$172,400

CACI is anEqualOpportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any otherprotectedcharacteristic.