Senior Software Developer - Mission-Critical (TS/SCI Poly)

CACI International Inc.; Chantilly, Northern (VA, KY); Hybrid; USD 104,000 - 218,000; Full time

Job summary

CACI International Inc. is seeking an Expert Software Developer in Chantilly, VA to design, develop, and modernize enterprise applications powering mission systems.

You will collaborate with architects, engineers, and stakeholders to deliver secure, scalable software solutions across full-stack and front-end domains. The role emphasizes modern technologies, CI/CD, and DevSecOps within an Agile team, with opportunities to influence technical direction and tackle challenging engineering problems

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, Information Systems, or related field.
• Approximately 10+ years of professional software development experience.
• Experience in full-stack development using Java and/or Python, RESTful APIs, and enterprise frameworks.
• Experience in Agile development environments and strong understanding of OO design.

Responsibilities

• Design, develop, and enhance enterprise software applications that support mission-critical operations.
• Develop scalable backend services and RESTful APIs using Java and/or Python.
• Build responsive, modern user interfaces using JavaScript, Angular, and contemporary front-end practices.
• Develop and optimize distributed data processing using Apache Spark where applicable.
• Design and maintain search and analytics with Elasticsearch.
• Collaborate with architects, engineers, and stakeholders to translate requirements into solutions.
• Lead technical design discussions, perform peer code reviews, and contribute to architecture decisions.
• Troubleshoot complex issues while improving performance, scalability, and maintainability.
• Support CI/CD, automated testing, and DevSecOps throughout SDLC.

Skills

Full-stack development

RESTful APIs

Java and Python

Agile development

Education

Bachelor's degree in Computer Science or related field

Tools

Apache Spark

Elasticsearch/OpenSearch

AWS

Docker

Kubernetes

Spring Boot

Job description

CACI International Inc. is seeking an Expert Software Developer in Chantilly, VA to design, develop, and modernize enterprise applications powering mission systems.

You will collaborate with architects, engineers, and stakeholders to deliver secure, scalable software solutions across full-stack and front-end domains. The role emphasizes modern technologies, CI/CD, and DevSecOps within an Agile team, with opportunities to influence technical direction and tackle challenging engineering problems