Java Software Engineer - Scrum Master

Leidos is hiring a Java Software Engineer - Scrum Master for a hybrid role in Ashburn, VA, supporting development of next-generation flight service and air traffic systems in a highly regulated, safety-critical environment. The position blends hands-on engineering with Scrum Master responsibilities on an Agile team, with modern DevSecOps practices and tooling to help deliver secure, high-quality software. The estimated salary range is USD 87,100 - 157,450 per year.

What you’ll do

• Design, develop, test, review, debug, deploy, and maintain production-quality cloud-native Java microservices, contributing to software architecture and technical design decisions.
• Serve as a hands-on Scrum Master by facilitating Agile ceremonies, removing impediments, promoting continuous improvement, and supporting predictable sprint outcomes.
• Apply DevSecOps practices, CI/CD pipelines, AI-assisted development tools, and engineering best practices to accelerate delivery of secure, reliable software.
• Coordinate with the Release Train Engineer, management, and cross-functional stakeholders to communicate status, risks, dependencies, and delivery progress.
• Support deployment and operational troubleshooting, including resolution of critical issues across development, test, and production environments.
• Mentor junior engineers and collaborate across engineering teams to enable successful sprint execution and project delivery.

Required qualifications

• Education: Bachelor’s degree in Computer Science or a related field with 4+ years of relevant experience, or Master’s degree with 2+ years of prior experience.
• Java: 3+ years designing, developing, testing, and reviewing Java applications.
• Agile/Scrum: 1+ years serving as Scrum Master on a SAFe Agile team within a large-scale software development environment.
• Web development: Significant experience with React, HTML, CSS, and JavaScript.
• Testing: Unit testing with Junit and Mockito.
• APIs and data: Experience with RESTful APIs, JSON, XML, and XSD.
• Spring: Spring Framework, Spring Security, and Spring Boot.
• Platforms and tools: Linux, Git or Subversion, and common IDEs such as Eclipse or VS Code.
• Demonstrated knowledge of sound software development principles and practices, plus effective verbal and written communication.
• Security clearance: Ability to obtain a favorable SF-85P Public Trust suitability determination from the FAA customer.
• Citizenship: US citizenship required.

Preferred qualifications

• Knowledge of AI-assisted coding (for example, Claude Code, Codex).
• 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 air traffic control and flight services.

Benefits

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

Technologies: Java, React, HTML, CSS, JavaScript, Junit, Mockito, RESTful API, JSON, XML, XSD, Spring Framework, Spring Security, Spring Boot, Linux, Git, Subversion, Eclipse, VS Code, CI/CD pipelines, AI-assisted development tools, DevSecOps.

Posting date: July 24, 2026