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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer TS/SCI Poly - **Company:** Leidos, Inc. - **Location:** San Diego, CA, United States - **Experience:** Starter - **Salary:** $87,100.0 - $157,450.0 - **Contract:** Permanent contract - **Skills:** HTML, Java (Programming Language), JavaScript (Programming Language), Computer-Aided Design, Microsoft Windows, Agile Methodology, Apache Tomcat, Server Applications, Business Logic, Automation of Tests, Unit Testing, Behavior-Driven Development, Oracle WebLogic Server, C++ (Programming Language), Cascading Style Sheets (CSS), Code Reuse, Enterprise JavaBeans, Embedded C, Java Platform Enterprise Edition (J2EE), Fault Tolerance, Groovy, Human-Computer Interaction, Integrated Development Environments, JavaFX, Java Persistence API, Java Servlet, Spring Framework, Java Transaction API, Java API for RESTful Web Services (JAX-RS), WildFly (JBoss AS), Python (Programming Language), Scrum Methodology, Systems Development Life Cycle, Webui, Software Engineering, Software Requirements Analysis, SQL Databases, Web Applications, Web Services, Extensible Markup Language (XML), Scripting, AngularJS, Jax Ws, Deployment Automation - **Published:** July 25, 2026 - **Apply:** https://dejobs.org/x/x/FB3EFE33E3AE4F1BB621B67D311D96F7/job/ ## About the Role * Requires BS and 4 - 8 years of prior relevant experience or Masters with 2 - 6 years of prior relevant experience. Additional experience may be substituted for a degree. * ** Must have demonstrated experience with Java** * Must have experience or familiarity with multiple Java frameworks: Spring to include Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX. * Must have experience or familiarity with multiple languages such as Javascript, Python, C/C++, Groovy, Structured Query Language (SQL). * Must have experience developing on Windows operating systems. * Must have documented professional experience with web services. * Must have a strong understanding of sound software development principles and practices. * Must be able to plan and prioritize personal tasking and be able to communicate effectively verbally and in writing. * Must be an independent thinker, capable of performing high quality work, both independently and with a team in a fast-moving environment. * Clearance Required: Must have TS/SCI with Polygraph on Day One. Preferred Qualifications * Experience with the following: Java Enterprise Edition (JEE) (i.e., EJB, JPA, JTA, JAX-B, JAX-RS, JAX-WS), SQL, application servers (Tomcat, WebLogic, JBoss), Spring framework, scripting. ## Description The Software Engineer will perform software development lifecycle (SDLC) activities as a member of an Agile development team building a large complex enterprise system. Development includes the full range of turning Agile user stories into implementable concepts, through development, unit testing, integration and test, and deployment of the new capabilities for the large complex enterprise system. Following the Behavior-driven Development (BDD) pattern, developers are responsible for implementing robust testing leveraging DevOps automation and, where appropriate, use of test automation commercial tools. There are a range of opportunities for server-side business logic implementation as well as client web application and user interface (UI) development. Java, Python, embedded C/C++, Java cryptographic framework, XML, web UI (i.e., Angular, JavaScript, CSS, HTML, etc.) and special purpose device programming opportunities are available., The Software Engineer will be responsible for software development activities both individually and as a member of an Agile team.The Software Engineer will actively participate in daily stand-ups, Sprint Planning, Program Increment (PI) Planning, and other related team activities. The individual will analyze and study complex system requirements, use design software tools, provide support using formal specifications, data flow diagrams, and other accepted design techniques and will use sound software engineering principles to ensure that developed code is modifiable, efficient, reliable, understandable, fault tolerant, and reusable. She/he will provide software process management and control throughout the coding portion of the software development process and will promote code reuse and cross-program collaboration while reducing maintenance costs by creating common functions and shared actions for developers and testers. She/he will engineer, author, tune and document automation scripts in a development environment and deploy to the test/production bench. ## Related Videos - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [NoLoJS - Avoiding JavaScript Cruft with HTML and CSS - Aaron T. 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