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Software Engineer, Full Stack Developer, Backend Developer

Job in Sterling, Loudoun County, Virginia, 22170, USA
Listing for: CACI International Inc.
Full Time position
Listed on 2026-08-20
Job specializations:
  • Software Development
    Full Stack Developer, Software Engineer, Backend Developer, DevOps
Salary/Wage Range or Industry Benchmark: 79400 - 162700 USD Yearly USD 79400.00 162700.00 YEAR
Job Description & How to Apply Below
Job Title:

Software Engineer Job Category:
Engineering Time Type:
Full time Minimum Clearance Required to Start:
Top Secret Employee Type:
Regular Percentage of

Travel Required:

Up to 10%
Type of Travel:
Continental US*
*
* The Opportunity:

We are seeking a Software Engineer to join our growing team based in Sterling, VA. You will serve as a key member of our development team, building responsive, scalable, and high-performance applications that solve complex challenges in the field of counter unmanned systems (C-UxS) detection and mitigation.

As a Senior Software Engineer, you will be responsible for creating the vision and strategy for different products and solutions with an emphasis in infrastructure, capabilities, and sustainability.

We support product development and solutions across a variety of mission-critical systems deployed around the world. As a Senior Software Engineer, you will be responsible for the full development lifecycle, from conceptualization through deployment, creating software-focused products with a strong customer-driven mentality that addresses evolving mission demands.

Responsibilities:

You will work with cross-functional teams to design, develop, and maintain modern web applications and backend services that power our mission-critical systems. Your work will drive product vision and technical direction while ensuring performance, reliability, and security.

Design and develop full-stack web applications while providing technical leadership on software architecture and improvements

Build and maintain RESTful APIs and responsive user interfaces

Build relationships across CACI ASG engineering teams, program management, and customers to execute software life cycles and communicate technical designs and roadmaps

Lead business readiness activities and collaborate with UX/UI designers to translate designs into functional, production-ready code Deploy and maintain mission-essential systems using Dev Ops tools, containerization technologies, and Git best practices while ensuring high uptime and performance

Debug full-stack issues, participate in code reviews, and implement solutions to improve application reliability and performance

Conduct usability research and market analysis to translate customer needs into technical requirements and basis of estimates (BOEs)

Qualifications:

4 year degree or equivalent experience

Minimum of 3 years of software development experience

Experience developing applications for commercial cloud technologies (E.g. AWS C2E, Gov Cloud)
Familiarity and

Experience with Web Development Technologies – Java, JavaScript, HTML, HTML5, CSS, Groovy, Grails, Angular Familiarity and

Experience with Backend Development Technologies – General knowledge of Python and Java language

Familiarity and

Experience with general Software concepts – Software as a Service, Microservices, Containerization, Cross-browser compatibility, Web User Interface Design, Security Principles, Object-Oriented Design, Web Services Strong understanding of deploying software using common Dev Ops tools (Nexus, Artifactory, Jenkins, Harbor, Docker, etc...)
Experience ingesting requirements and generating basis of estimates (BOEs) for work Experience leading and/or integrating Agile methodologies

Experience supporting mission-essential systems with high uptime requirements

Desired

Qualifications:

Experience ingesting requirements and generating basis of estimates (BOEs) for work Familiarity with Groovy/Grails a plus (supports legacy platform components)
Experience leading and/or integrating Agile methodologies

Experience supporting mission-essential systems with high uptime requirements

There is a Top Secret clearance requirement to begin employment. In addition, as a requirement of continued employment in this position you will be required to obtain a TS/SCI clearance.

-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…
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