Senior Java Software Engineer / Scrum Master

Leidos is seeking a Senior Java Software Engineer / Scrum Master to support FAA modernization efforts for flight service and air traffic systems in a highly regulated, safety-critical setting. The role splits time between hands-on Java microservices engineering and Scrum Master responsibilities for an Agile team delivering predictable sprint outcomes.

Role Focus

Approximately 50% of the time is dedicated to hands-on Java microservices engineering, and 50% to serving as a Scrum Master in a SAFe Agile environment.

Responsibilities

• Design, develop, test, review, debug, deploy, and maintain production-quality cloud-native Java microservices, contributing to software architecture and technical design decisions.
• Facilitate Agile ceremonies, remove impediments, promote continuous improvement, and support the team in delivering predictable sprint outcomes.
• Apply modern DevSecOps practices, including CI/CD pipelines, AI-assisted development tools, and engineering best practices to accelerate delivery of secure, high-quality software.
• Coordinate with the Release Train Engineer, management, and cross-functional stakeholders to communicate team status, risks, dependencies, and delivery progress.
• Support deployment activities, operational troubleshooting, and resolution of critical issues across development, test, and production environments.
• Mentor junior engineers and foster collaboration across engineering teams to support successful sprint execution and project delivery.

Required Qualifications

• Bachelor’s degree in Computer Science or a related field with 8+ years of relevant experience, or a Master’s degree with 6+ years of prior experience. A Doctorate may also be acceptable.
• 5+ years of experience designing, developing, testing, and reviewing Java applications.
• 2+ years of experience serving as a Scrum Master on a SAFe Agile team in a large-scale software development environment.
• Extensive experience with web development and common front-end tools and languages: React, HTML, CSS, JavaScript.
• Extensive experience with unit testing tools such as Junit and Mockito.
• Experience with RESTful APIs, JSON, XML, and XSD.
• Significant experience with Spring Framework, Spring Security, and Spring Boot.
• Significant experience with Linux.
• Significant experience with version control systems such as Git or Subversion.
• Experience with common development tools and IDEs such as Eclipse and VS Code.
• Understanding of sound software development principles and practices.
• Ability to effectively communicate verbally and in writing.
• Ability to obtain SF-85 Public Trust (Tier 2) suitability determination.
• US citizenship required.

Technologies

• Java, microservices, cloud-native
• React, HTML, CSS, JavaScript
• JUnit, Mockito
• RESTful API, JSON, XML, XSD
• Spring Framework, Spring Security, Spring Boot
• Linux, Linux shell scripting
• Git, Subversion, Eclipse, VS Code
• CI/CD pipelines, DevSecOps
• SAFe Agile
• SF-85P Public Trust (Tier 2)
• YAML, Ansible playbooks
• MongoDB, Python
• AI-assisted development tools: Claude Code, Codex

Preferred Qualifications

• Knowledge of or experience with AI-assisted coding (Claude Code, Codex, etc.).
• Knowledge of or experience with microservices and cloud-based environments.
• Knowledge of or experience with Python.
• Knowledge of or experience with Ansible playbooks and YAML.
• Knowledge of or experience with Linux shell scripting.
• Knowledge of or experience with MongoDB.
• Knowledge of or experience with air traffic control and flight services.

Location and Schedule

• Location: Ashburn, VA (hybrid)

Compensation

• Pay Range: USD 107,900 - 195,050 per yearly

Education

• Bachelor’s degree in Computer Science or a related field (or Master’s degree; Doctorate also acceptable)

Benefits

• Health and Wellness programs
• Income Protection
• Paid Leave
• Retirement

Additional Information

• Original posting date: July 24, 2026
• US positions: While subject to change based on business needs, Leidos reasonably anticipates this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date listed above.