Java Software Engineer

CI/CD MariaDB Equities Debugging DevSecOps Pipelines Leadership Automation Purchasing Kubernetes Upskilling PostgreSQL Code Review Scalability Market Data RESTful API Spring Boot Cryptography GitLab CI/CD Microservices Version Control Test Automation Problem Solving Ancient History Computer Science Technical Design Containerization Agile Methodology Docker (Software) Analytical Method Influencing Skills Time Off Management Security Engineering Software Engineering Software Development Relational Databases Atlassian Confluence Signals Intelligence Cloud-Native Computing Application Deployment Operational Data Store Angular (Web Framework) SQL (Programming Language) Agile Software Development Software Quality (SQA/SQC) Java (Programming Language) Computer Network Operations Git (Version Control System) Influencing Without Authority Continuous Improvement Process Enterprise Application Software Software Development Life Cycle Troubleshooting (Problem Solving) Application Programming Interface (API) Java Platform Enterprise Edition (J2EE) Top Secret-Sensitive Compartmented Information (TS/SCI Clearance), Build scalable Spring Boot applications, deploy to Kubernetes, and help modernize mission-critical Intelligence systems supporting national security., Leidos is seeking a Java Software Engineer to join an Agile development team responsible for enhancing and modernizing a mission-critical enterprise application. You’ll help evolve a high-performance Java platform that processes large volumes of operational data while transitioning to a modern, containerized architecture.

Working alongside experienced software engineers, you’ll develop Spring Boot services, build RESTful APIs, optimize relational databases, and contribute to Kubernetes deployments and CI/CD automation. This is an opportunity to work across the full software development lifecycle, influence technical direction, and deliver software that directly supports critical Intelligence missions.

If you’re passionate about backend engineering, modern Java development, scalable architectures, and continuous improvement, you’ll find challenging technical work, a collaborative engineering culture, and the opportunity to make a meaningful impact., * Design, develop, test, and maintain enterprise Java applications using Spring Boot and modern software engineering best practices.

• Develop scalable RESTful APIs and backend services supporting mission-critical applications and high-performance enterprise systems.
• Design, optimize, and troubleshoot relational database solutions using MariaDB and other enterprise database technologies.
• Support application modernization initiatives through containerization, Kubernetes deployments, and continuous improvements to system architecture.
• Participate in technical design sessions, architecture discussions, code reviews, troubleshooting, and Agile software development activities.
• Develop and maintain automated testing solutions and GitLab CI/CD pipelines to improve software quality, deployment efficiency, and operational reliability.
• Collaborate with cross-functional engineering teams using Jira and Confluence while supporting the complete software development lifecycle., All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws. Related Jobs Java Developer Leidos

Bethesda, MD*On-Site

NoSQL Junit DevOps Github Jenkins Equities Scripting Operations Automation Innovation Purchasing User Story Upskilling Scalability Market Data RESTful API Coordinating Cryptography Microservices Key Management Katalon Studio Version Control Microsoft Azure Ancient History Software Testing Spring Framework Agile Methodology Analytical Method Software Solutions Amazon Web Services Time Off Management Security Engineering Software Development Signals Intelligence Information Technology Software Design Patterns Bash (Scripting Language) Agile Software Development Java (Programming Language) Google Cloud Platform (GCP) Computer Network Operations Standard Operating Procedure Scrum (Software Development) Python (Programming Language) Software Development Life Cycle Application Programming Interface (API) Top Secret-Sensitive Compartmented Information (TS/SCI Clearance) +0

Google Project Management

Salesforce Developer Sr. Java Developer Leidos

Bethesda, MD*On-Site

NoSQL Junit DevOps Github Jenkins Equities Scripting Operations Automation Innovation Purchasing User Story Upskilling Scalability Market Data RESTful API Coordinating Cryptography Microservices Key Management Katalon Studio Version Control Microsoft Azure Ancient History Software Testing Spring Framework Agile Methodology Analytical Method Software Solutions Amazon Web Services Time Off Management Security Engineering Software Development Signals Intelligence Information Technology Software Design Patterns Bash (Scripting Language) Agile Software Development Java (Programming Language) Google Cloud Platform (GCP) Computer Network Operations Standard Operating Procedure Scrum (Software Development) Python (Programming Language) Software Development Life Cycle Top Secret-Sensitive Compartmented Information (TS/SCI Clearance) +0, CI/CD MariaDB Equities Debugging DevSecOps Pipelines Leadership Automation Purchasing Kubernetes Upskilling PostgreSQL Code Review Scalability Market Data RESTful API Spring Boot Cryptography GitLab CI/CD Microservices Version Control Test Automation Problem Solving Ancient History Computer Science Technical Design Containerization Agile Methodology Docker (Software) Analytical Method Influencing Skills Time Off Management Security Engineering Software Engineering Software Development Relational Databases Atlassian Confluence Signals Intelligence Cloud-Native Computing Application Deployment Operational Data Store Angular (Web Framework) SQL (Programming Language) Agile Software Development Software Quality (SQA/SQC) Java (Programming Language) Computer Network Operations Git (Version Control System) Influencing Without Authority Continuous Improvement Process Enterprise Application Software Software Development Life Cycle Troubleshooting (Problem Solving) Application Programming Interface (API) Java Platform Enterprise Edition (J2EE) Top Secret-Sensitive Compartmented Information (TS/SCI Clearance) +0

• Bachelor’s degree in Computer Science or a related technical discipline from an accredited college or university. Candidates without Bachelors degrees will require an additional 4 years of software engineering experience.
• Minimum of twelve (12) years of software engineering experience on programs and contracts of similar scope, type, and complexity.
• Experience developing Java enterprise applications using Spring Boot or similar modern frameworks.
• Experience developing RESTful APIs and working with relational databases such as MariaDB, PostgreSQL, Oracle, or similar technologies.
• Experience with container technologies (Docker or Podman), Kubernetes, or other modern application deployment platforms.
• Experience working in Agile development environments using Git-based source control, CI/CD pipelines, and automated testing practices.
• Security Clearance Requirement: Active TS/SCI with Polygraph.

Preferred Qualifications

• Experience developing Angular or other modern web applications.
• Experience with microservices architecture, application modernization, or cloud-native software development.
• Experience implementing GitLab CI/CD pipelines and DevSecOps best practices.
• Experience tuning SQL performance and supporting high-volume enterprise applications.
• Experience using Jira and Confluence to support Agile software development.
• Strong troubleshooting, debugging, and problem-solving skills across application, database, and deployment technologies.
• Experience supporting enterprise software within secure or classified environments.

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!, Pay and benefits are fundamental to any career decision. That’s why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits .

Leidos has a new and exciting opportunity for a Senior Java Software Engineer in our Intelligence Sector’s 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., If you’re looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We’re not hiring followers. We’re recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We’re already at step 30 - and moving faster than anyone else dares., Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com .