Senior Full-Stack Engineer (TS/SCI) On-Site Arlington

Leidos

Arlington (VA)

On-site

USD 108,000 - 195,000

Full time

2 days ago

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Job summary

Leidos in Arlington, VA, is seeking an experienced Full Stack Developer to deliver mission-focused software for the CESO program with DISA. You will design, develop, test, and maintain secure, scalable front-end, API, and data components in an Agile environment.

With at least 8 years of hands-on engineering in virtualized IT, you will work on cloud adoption, CI/CD, automation, and operational runbooks, collaborating with cross‑functional teams to ensure high reliability and secure software

Qualifications

Responsibilities

Design, develop, test, and maintain full-stack applications (UI, service/API layer, and data access) in an Agile environment.
Implement responsive front-end features and collaborate with UX/design for accessible experiences.
Build and maintain back-end services and APIs with robust data access and business logic.
Develop and evolve a modernized database architecture including cloud adoption.
Write automated tests and participate in code reviews to improve quality and security.
Triage, debug, and resolve defects across the stack; support production and lower environments.
Produce technical documentation (design notes, API docs, runbooks) for program needs.
Operate and improve reliability/availability through monitoring, incident response, and continuous improvement.