Senior Software Developer - Scrum Master

Zachary Piper Solutions is seeking a Senior Software Developer – Scrum Master to support the development and modernization of mission-critical, cloud-native software systems in Gaithersburg, MD . The Senior Software Developer – Scrum Master will split responsibilities between hands-on Java software development and Scrum Master leadership, supporting Agile teams delivering real-time, safety-critical applications. This position involves developing microservices, implementing modern DevSecOps practices, and facilitating Agile delivery within a Scaled Agile Framework (SAFe) environment. This position is hybrid, requiring three days onsite per week, and requires the ability to obtain and maintain a Public Trust clearance!

Responsibilities of the Senior Software Developer – Scrum Master:

• Spend approximately 50% of time designing, developing, testing, debugging, and maintaining production-quality Java applications and cloud-native microservices
• Spend approximately 50% of time serving as Scrum Master, facilitating Agile ceremonies, removing impediments, and driving continuous improvement
• Develop scalable microservices and RESTful APIs using Java, Spring Framework, Spring Boot, and Spring Security
• Lead Agile ceremonies including sprint planning, daily standups, backlog refinement, sprint reviews, and retrospectives
• Support SAFe activities including Program Increment (PI) Planning, system demonstrations, and inspect-and-adapt workshops
• Track team velocity, flow metrics, sprint commitments, and PI objectives to improve delivery predictability
• Collaborate with Product Owners, Release Train Engineers, software architects, and engineering teams to manage priorities, dependencies, and technical deliverables
• Develop and maintain automated unit tests using JUnit, Mockito, and related testing frameworks
• Integrate modern frontend technologies including React, JavaScript, HTML, and CSS
• Support software architecture, technical design reviews, peer code reviews, and application performance optimization
• Utilize Git, CI/CD pipelines, and DevSecOps practices to support secure and efficient software delivery
• Leverage AI-assisted development tools to accelerate coding, debugging, refactoring, and automated testing
• Support integration between modern cloud-native applications and legacy enterprise systems
• Troubleshoot application issues across development, testing, and production environments
• Identify and resolve cross-team dependencies, technical blockers, and delivery risks
• Mentor junior developers and promote Agile best practices, software engineering standards, and team collaboration

Qualifications for the Senior Software Developer – Scrum Master:

• Bachelor's degree in Computer Science, Software Engineering, or a related technical discipline with 8+ years of relevant experience; Master's degree with 6+ years of experience; equivalent professional experience may be considered
• 5+ years of hands-on experience designing, developing, testing, and maintaining production Java applications
• 2+ years of experience serving as a Scrum Master within a SAFe Agile software development environment
• Strong experience developing microservices and RESTful APIs using Java, Spring Boot, Spring Framework, and Spring Security
• Experience working with JSON, XML, XSD, and service integration technologies
• Experience developing automated unit tests using JUnit, Mockito, or similar frameworks
• Experience with frontend technologies including React, JavaScript, HTML, and CSS
• Strong Linux experience, including application development and troubleshooting
• Proficiency with Git version control and collaborative development workflows
• Experience with CI/CD pipelines, DevOps practices, and automated software delivery
• Experience with development tools such as IntelliJ IDEA, Eclipse, or Visual Studio Code
• Strong understanding of software engineering principles, application architecture, and secure development practices
• Experience facilitating Agile ceremonies, managing team dependencies, and driving continuous improvement
• Excellent communication, technical leadership, and stakeholder management skills
• Ability to obtain and maintain a Public Trust clearance

Preferred Qualifications:

• SAFe Scrum Master (SSM), SAFe Advanced Scrum Master (SASM), Certified ScrumMaster (CSM), or Professional Scrum Master (PSM) certification
• Experience with AI-assisted coding tools such as Claude Code, OpenAI Codex, or similar technologies
• Experience with hybrid cloud architectures, cloud-native platforms, and data mesh technologies
• Experience with Docker, Kubernetes, and container orchestration
• Experience with Kafka, event-driven architectures, or enterprise messaging systems
• Python programming and Linux shell scripting experience
• Experience with Ansible, YAML, and infrastructure automation
• Experience with MongoDB or other NoSQL databases
• Familiarity with FedRAMP, FISMA, or similar security compliance frameworks
• Experience developing real-time, safety-critical, or highly regulated software systems
• Experience supporting large-scale enterprise software modernization initiatives

Compensation for the Senior Software Developer – Scrum Master includes:

• Salary: $155,000 - $175,000
• Comprehensive Benefits Package including Medical, Dental, Vision, 401(k), PTO, and Paid Holidays

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