Sr. Full Stack Developer (Java/Angular)

Filled
March 9, 2026
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Job Description

Location: Woodlawn, MD (On-site, 5 days/week)
Company: Leidos – Supporting SSA’s Digital Modernization Strategy

About the Role

Leidos is seeking a Senior Full Stack Developer to lead and deliver modern enterprise applications for the Social Security Administration (SSA). This role focuses on designing, developing, and maintaining Java/Spring Boot backend services and Angular-based frontends within an Agile environment. You will mentor junior developers, collaborate with cross-functional teams, and contribute to the SSA Digital Modernization mission impacting 65+ million Americans monthly.

Key Responsibilities

  • Design, develop, and deploy full-stack applications using Java, Spring Boot, Angular 9+, and REST APIs.
  • Build microservices and ensure Twelve-Factor App compliance.
  • Develop and maintain databases (PostgreSQL or Oracle) and backend components.
  • Collaborate with product design and engineering teams to translate requirements into scalable solutions.
  • Participate in Agile ceremonies (Scrum, SAFe) and contribute to CI/CD pipelines.
  • Mentor junior staff and lead technical discussions on architecture and code quality.
  • Apply DevOps practices using Jenkins, Git/Bitbucket, containerization, cloud platforms (AWS, Azure, GCP).

Required Skills

  • 10+ years of professional software development experience with Java/J2EE.
  • Strong experience with Angular 9+, Spring Boot, REST APIs, Microservices.
  • Frontend development: HTML, JavaScript, React.js, CSS, jQuery.
  • Knowledge of Hibernate, JPA, JDBC, and OOP principles.
  • Agile experience (Scrum/SAFe) and understanding of Twelve-Factor App methodology.
  • Ability to obtain and maintain a Public Trust security clearance.

Preferred / Desired Skills

  • Experience with CI/CD tools (Jenkins, Maven, Nexus) and monitoring tools (Splunk, VisualVM).
  • Familiarity with Linux environments, DevOps practices, OpenShift, XML/XSLT.
  • Hands-on cloud experience with AWS (S3), Azure, or Google Cloud.
  • Strong troubleshooting, performance tuning, and scalable system design skills.

Why Join Leidos

  • Contribute to a mission-critical government project impacting millions of Americans.
  • Work in a mentorship-driven, inclusive, and collaborative environment.
  • Competitive pay: $107,900 – $195,050, plus benefits including health, wellness, PTO, and retirement plans.
  • Be part of a leading technology company at the forefront of enterprise modernization.