Application Software Engineer

Leidos offers an exciting opportunity for an Applications Software Engineer in its National Security Sector (NSS) within the Cyber & Analytics Business Area (CABA) . Program Summary Product development includes tactical mobile development and enterprise web application development. The portfolio supports Cybersecurity and Information Assurance domains, deploying technologies and interfaces that bring secure, modern‑day solutions to the warfighter. Primary Responsibilities Develop web services, full‑stack web applications, and robust persistence layers in an Agile Scrum environment. Use Themes, Epics, User Stories, acceptance criteria, and other system engineering artifacts to deliver quality code. Apply secure software development principles and best practices to satisfy SOLID coding principles. Collaborate with software, system, information assurance, test, and quality engineers to establish and maintain Test‑Driven Development (TDD) within the Leidos Agile Framework. Basic Qualifications BS Degree in Computer Science or equivalent, with 4+ years of relevant experience (experience may substitute for a degree). Active Secret Clearance (required). Experience with web‑based technologies (HTML, CSS, JavaScript). Experience in Scrum or other Agile environments (e.g., SAFe, XP). Experience with UI/development frameworks such as AngularJS, Ionic, GWT, SmartGWT, Qt, React, Node.js. Experience with automated testing tools (Selenium, Cucumber, Gherkin, BDD). Experience with Test‑Driven Development. Team oriented with excellent written and communication skills. DoD 8570‑approved security certification (e.g., Security+) required 90 days after hire. Preferred Qualifications Experience with Web Services architectures (REST, SOAP, AWS). Experience with Software CM tools (Git, GitHub). Experience with Continuous Integration, quality, and DevOps tools (Ant/Maven, Jenkins, SonarQube, etc.). Experience with security scanning (HP Fortify, HP WebInspect). Experience with build tools (Maven, Ant). Experience with mobile application development. Experience with Agile management tools (VersionOne, JIRA, Rally). Experience with web server configuration (JBoss, Wildfly, Tomcat). Experience with database development (Postgres, SQL Server, MySQL, SQLite, Oracle). Pay Range $87,100.00 – $157,450.00 – general guideline only. Commitment to Non‑Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, disability, medical condition, genetics, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity, veteran status, or any other protected characteristic. #J-18808-Ljbffr