Full Stack Developer

Peraton is seeking a highly skilled Full Stack Developer to join a mission-critical modernization effort within the Department of Defense. This role involves migrating legacy COBOL applications to modern Java-based solutions hosted in Microsoft Azure. Youll work alongside a team of engineers cloud architects and cybersecurity professionals to deliver scalable secure and high-performance applications that support national defense operations.

Key Responsibilities

• Lead and contribute to the migration of legacy COBOL applications to Java-based microservices
• Translate business and technical requirements into scalable maintainable and secure software solutions.
• Develop backend solutions using Java (Spring Hibernate) and frontend with React Angular or similar
• Identify optimization opportunities for legacy application returning to Azure-based environments.
• Design develop test and deploy full stack solutions in Azure Cloud
• Collaborate with cross-functional teams to ensure seamless integration and performance
• Build secure scalable RESTful APIs for cloud integration.
• Ensure compliance with DoD cybersecurity and software development standards
• Document system architecture codebase and migration processes
• Participate in Agile ceremonies and contribute to sprint planning and retrospectives

Required Qualifications

• 5 years with BS/BA; 3 years with MS/MA; 0 years with PhD
• U.S. Citizenship with ability to obtain DoD Public Trust Clearance (or higher)
• Bachelors degree in computer science Engineering or related field
• 5 years of experience in full stack development (e.g. Java Python HTML CSS Java Script Maven RabbitMQ etc.) and related frameworks.
• Strong proficiency in Java (Spring Boot REST APIs) and associated message services
• Strong understanding of software design patterns architecture principles and SDLC methodologies.
• Strong skills in writing complex SQL queries for data manipulation and reporting with experience in Oracle and SQL Server database
• Hands-on experience with Azure services (App Services Functions Key Vault etc.)
• Familiarity with front-end technologies (Angular React or similar)
• Experience with relational databases (Oracle SQL Server PostgreSQL)

Preferred Qualifications

• Experience in government or defense-related software projects
• Experience with Defense Business Systems
• Familiarity with Strangler pattern

• Familiarity with DoD STIGs and RMF compliance
• Knowledge of DevSecOps practices and tools (Azure DevOps Git SonarQube)

• Experience with containerization (Docker Kubernetes)
• Knowledge of security standards and performance optimization techniques.
• Azure certification (Azure Developer Associate Azure Solutions Architect etc.).
• Knowledge of Event-Driven architecture and messaging systems (e.g. Azure Service Bus Kafka).
• Exposure to automated testing frameworks and performance tuning
• Knowledge on Implementation of CI/CD pipelines using Azure DevOps / Set up and manage Azure Pipelines for automated deployment
• Experience with COBOL and understanding of legacy mainframe systems
• Knowledge of caching mechanisms -RedisKeyDB

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the worlds leading mission capability integrator and transformative enterprise IT provider we deliver trusted highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land sea space air and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day our employees do the cant be done by solving the most daunting challenges facing our customers. Visit to learn how were keeping people around the world safe and secure.