Mid-Level Java Software Engineer

Leidos has a new and exciting opportunity for a Mid-Level Java Software Engineer in our INTEL Sectors Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering Computer Network Operations (CNO) Mission Software Analytical Methods and Modeling Signals Intelligence (SIGINT) and Cryptographic Key Management. At Leidos we offer competitive benefits including Paid Time Off 11 paid Holidays 401K with a 6% company match and immediate vesting Flexible Schedules Discounted Stock Purchase Plans Technical Upskilling Education and Training Support Parental Paid Leave and much more. Join us and make a difference in National Security!

Mid-Level Java Software Engineers San Diego (Point Loma) CA

Want to make a difference Leidos is hiring Java Software Engineers from early-career to senior to join our Intelligence Organization. Youll design develop integrate test and sustain mission-focused software using cutting-edge technology onsite in Point Loma.

Leidos is an industry leader in high-performance high-reliability solutions that protect our nation and give the warfighter a decisive advantage. Depending on program needs and your experience you may work on backend Java services system integration databases secure communications or full-stack web development. If you have big ideas love innovation and want to help bring the warfighter home safe youll fit right in. Our 9/80 schedule (every other Friday off) lets you do meaningful work without giving up your personal life with room to grow your skills and career across multiple disciplines.

Primary Responsibilities:

The Java Software Engineers will build and maintain web applications including web services full-stack development and persistence layers. Youll work in an Agile Scrum environment alongside a cross-functional team of engineers information assurance quality assurance and customer representatives. Using clean coding practices and S.O.L.I.D. principles youll deliver code that is maintainable secure and reliable.

Depending on assigned work and experience level responsibilities may include:

• Developing and maintaining Java-based backend services APIs integrations and persistence-layer components.
• Developing and maintaining full-stack web applications including user-interface components and web services.
• Translating user stories acceptance criteria system engineering artifacts and technical requirements into maintainable secure and testable software.
• Applying secure software-development principles clean-code practices automated testing and established configuration-management processes.
• Supporting software integration troubleshooting defect resolution and deployment across development integration test and operational environments.
• Participating in Agile ceremonies including sprint planning backlog refinement reviews retrospectives and technical discussions.
• Collaborating with teammates to maintain a high standard of engineering rigor code quality test coverage documentation and delivery discipline.
• Using approved development build continuous integration test automation and code-quality tools to support reliable software delivery.

• Support development integration and deployment of software across on-premises cloud-hosted and containerized hybrid environments collaborating with infrastructure and cybersecurity teams as needed.
• Will work independently to deliver assigned features and components troubleshoot technical issues contribute to design discussions and work effectively across development systems engineering and test teams.

REQUIRED QUALIFICATIONS:

• BS Degree in Computer Science or relevant degree with 4-8 years of relevant professional experience
• Must have an Active Secret Security Clearance
• Knowledge with GIT or other configuration management tools
• Familiarity with Spring Framework / Spring Boot or comparable application-development frameworks
• Interested in Cybersecurity protocols and secure communications
• Experience in Scrum Methodology or other Agile environments (e.g. SAFe XP)
• Works well in a team environment and has excellent written and communication skills
• DoD 8570 approved security certification (i.e. Security ) (Will be required 90 days after hire)

DESIRED SKILLS / KNOWLEDGE:

• Knowledge with Java Swing GUI
• Knowledge with Networking / Communication Protocols such as TLS Handshake and HTTPS
• Experience working with Maven
• Experience with web-based (HTML CSS JavaScript) in a web-based environment
• Experience with Web Services Architectures (REST SOAP AWS)
• Experience with Software CM (e.g. Git GitHub)
• Experience with Continuous Integration / Quality and DevOps concepts and tools / technologies (e.g. Ant / Maven Jenkins SonarQube FishEye Crucible Gradle Junit)
• Experience with Build Scripts (e.g. Maven ANT)
• Experience with Agile Management Tools and Concepts (e.g. VersionOne JIRA Rally etc.)
• Experience with Web Server Configuration (e.g. JBOSS Wildfly Tomcat)
• Experience with Database Development (e.g. Postgres SQL Server MySQL SQLite Oracle)
• Experience in cloud environments (AWS Azure or hybrid)
• Experience with containerized/distributed applications (e.g. Kubernetes) and/or infrastructure automation tools (e.g. Ansible Terraform etc.)
• Experience with AI / LLM / agent-assisted development (OpenCode Pi Herdr Beads etc.)

If youre looking for comfort keep scrolling. At Leidos we outthink outbuild and outpace the status quo because the mission demands it. Were not hiring followers. Were recruiting the ones who disrupt provoke and refuse to fail. Step 10 is ancient history. Were already at step 30 and moving faster than anyone else dares.

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job education experience knowledge skills and abilities as well as internal equity alignment with market data applicable bargaining agreement (if any) or other law.