Join Leidos as a Senior Software Developer in Chantilly, VA

Leidos is seeking a highly skilled Senior Software Developer to join our technical development program supporting critical entitlement programs, IdAM/ICAM, authentication, authorization, attributes, and digital policy management. Work with a large, collaborative team of developers, software engineers, and data engineers in a fast-paced, mission-critical environment. If you're a disruptor who outthinks the status quo, this is your opportunity to outbuild and outpace on the forefront of national security technology.

Primary Responsibilities

• Develop Cloud Formation scripts to generate network and application infrastructure in a repeatable fashion.
• Write custom scripts to install and configure code in EC2 instances.
• Build Java and Python applications that leverage Neo4j and Elasticsearch for advanced data handling.
• Implement NodeJS PM2 for robust application monitoring and resiliency.
• Apply SAFe agile techniques to efficiently manage workload and deliverables.
• Leverage Amazon Web Services (AWS) for scalable, cloud-native solutions.
• Create secure, high-performance RESTful APIs.

Required Qualifications

• Active TS/SCI with Polygraph clearance.
• BS degree and 12+ years of prior relevant experience (additional experience in lieu of degree).
• Proven experience with Cloud / Amazon Web Services.
• Demonstrated ability to read customer requirements and develop tailored solutions.
• Knowledge of Git, Jenkins, or Rundeck for CI/CD pipelines.

Desired Qualifications

• AWS certification to accelerate cloud expertise.

Why Leidos?

At Leidos, we don't hire followers—we recruit innovators who provoke change and refuse to fail. Enjoy a disclosed pay range of $131,300 - $237,350 USD annually, based on experience, skills, and other factors. This full-time role in Chantilly, Virginia, offers unparalleled opportunities in defense IT and engineering. Original posting: October 9, 2025. Apply now to advance your career in a dynamic, high-impact organization.