# Senior Software Developer — Scrum Master

**Company**: Leidos
**Work arrangement**: hybrid
**Experience**: senior
**Job type**: full-time
**Salary**: $107,900.00 - $195,050.00
**Category**: Engineering
**Industry**: Technology

**Apply**: https://leidos.wd5.myworkdayjobs.com/en-US/External/job/Gaithersburg-MD/Senior-Software-Developer---Scrum-Master_R-00192739?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply
**Canonical**: https://yubhub.co/jobs/job_e04f670a-26d

## Description

Leidos is seeking a Senior Software Developer , Scrum Master to join the Air Traffic Business Area within the Homeland Sector, supporting the development of the Leidos Common Automation Platform (L-CAP).

L-CAP is a mission-critical, future-ready automation platform built on a hybrid cloud data mesh architecture, enabling next-generation air traffic management capabilities.

This role operates within a SAFe/Agile framework as part of an Agile Release Train (ART) delivering iterative value across the program.

Approximately 50% of your time will be spent designing, developing, testing, and maintaining production software for the L-CAP platform, while the remaining 50% will be dedicated to serving as Scrum Master for an Agile development team on the ART.

**Primary Responsibilities**

- Design, develop, test, review, debug, deploy, and maintain production-quality cloud-native microservices while contributing to software architecture and technical design decisions

- Facilitate Agile ceremonies, remove impediments, promote continuous improvement, and help the team deliver predictable sprint and PI outcomes

- Guide the team through SAFe cadence including PI planning, iteration planning, backlog refinement, system demos, and inspect-and-adapt workshops

- Track and communicate team flow metrics, velocity, and PI objective progress, using data to drive continuous improvement

- Coordinate with the Release Train Engineer, Product Owner, management, and cross-functional stakeholders to communicate team status, risks, dependencies, and delivery progress

- Manage cross-team and cross-ART dependencies, escalating and resolving blockers that threaten committed outcomes

- Leverage modern DevSecOps practices, CI/CD pipelines, AI-assisted development tools, and engineering best practices to accelerate delivery of secure, high-quality software

- Support integration with legacy air traffic systems and next-generation platform components, including interface definition and troubleshooting

- Support deployment, operational troubleshooting, and resolution of critical issues in development, test, and production environments

- Uphold code quality standards, automated testing practices, and peer review discipline within the team

- Mentor junior engineers and foster collaboration across engineering teams to ensure successful sprint execution and program delivery

**Basic Qualifications**

- Bachelor's degree in Computer Science, Software Engineering, or a related discipline with 8+ years of relevant experience, or a Master's degree with 6+ years of relevant experience; may also possess a Doctorate. (Equivalent Experience may be used in lieu of degree)

- 5+ years of experience designing, developing, testing, and reviewing production Java applications

- 2+ years of experience serving as a Scrum Master on a SAFe Agile team within a large-scale software development environment

- Experience designing and implementing microservices and RESTful APIs, including JSON, XML, and XSD

- Significant experience with the Spring Framework, Spring Boot, and Spring Security

- Experience with unit testing frameworks such as JUnit and Mockito

- Experience with modern web front-end technologies (React, JavaScript, HTML, CSS)

- Significant experience with Linux

- Significant experience with version control systems such as Git

- Experience with CI/CD pipelines and modern DevOps practices

- Experience with common development tools and IDEs (IntelliJ, Eclipse, VS Code, etc.)

- Understanding of sound software development principles and practices

- Ability to effectively communicate verbally and in writing with both technical and non-technical audiences

- Ability to obtain and maintain a Public Trust

- U.S. citizenship required

- Successful completion of background investigations as required by the government customer

**Benefits**

No specific benefits mentioned.

**Why Leidos?**

You'll work on systems where performance, precision, and reliability matter , every second. This is not experimental AI for prototypes. This is disciplined, responsible AI applied to mission-critical software that supports national infrastructure.

## Skills

### Required
- Java
- Spring Framework
- Spring Boot
- Spring Security
- JSON
- XML
- XSD
- JUnit
- Mockito
- React
- JavaScript
- HTML
- CSS
- Linux
- Git
- CI/CD pipelines
- DevOps practices

### Nice to have
- AI-assisted coding tools
- SAFe Scrum Master
- hybrid cloud architectures
- data mesh patterns
- cloud-native platform services
- containers
- orchestration
- event-driven architectures
- messaging
- Python
- Ansible playbooks
- YAML
- Linux shell scripting
- MongoDB
- FedRAMP
- FISMA
- government security compliance frameworks

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Source: [Apply at leidos.wd5.myworkdayjobs.com](https://leidos.wd5.myworkdayjobs.com/en-US/External/job/Gaithersburg-MD/Senior-Software-Developer---Scrum-Master_R-00192739?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)