Software Engineer - Backend with Security Clearance

The Swift Group is a privately held, mission-driven and employee-focused services and solutions company headquartered in Reston, VA. Our capabilities include Software Development, Engineering & IT, Data Science, Cyber Enablement, Logistics, and Training. Founded in 2019, Swift supports Civilian, Defense, and Intelligence Community customers across the country and around the globe. We're looking for a highly experienced Backend Software Engineer to design, build, and maintain robust, mission-critical backend services and data platforms. This role is ideal for someone who thrives in complex, large-scale distributed systems, brings deep expertise in Java and Spring Boot, and is passionate about building scalable, secure, and maintainable backend architectures that power high-profile analytical platforms. This position is located in Chantilly, VA. Responsibilities: * Service Design & Development: Design, build, and maintain scalable, production-grade backend services and RESTful APIs using Java and Spring Boot, with a strong emphasis on performance, maintainability, and security.
* Data Modeling & Database Engineering: Design and implement relational data models and Entity Relationship Diagrams (ERDs); develop, optimize, and maintain schemas and queries against Oracle RDS and other relational database systems.
* API Design & Security: Architect and implement RESTful API endpoints, including request and response handling, versioning, and API security measures; produce and maintain API documentation using tools such as Swagger.
* Testing & Code Quality: Write and maintain comprehensive unit and integration tests using JUnit and related frameworks; enforce code coverage standards using tools such as JaCoCo; participate in code reviews and uphold engineering quality across the backend codebase.
* Build, Deploy & Automation: Develop and maintain automated build, test, and deployment pipelines using Gradle, Maven, and Jenkins; contribute to CI/CD pipeline improvements and infrastructure-as-code practices.
* Cloud & Infrastructure: Design and deploy backend services in cloud environments, with a focus on AWS; apply best practices for cloud-native architecture, security, and cost efficiency.
* Agile Delivery: Work within Agile development frameworks; participate in sprint planning, backlog refinement, and iterative delivery cycles to meet mission-driven deadlines.
* Cross-Functional Collaboration: Partner with frontend engineers, platform teams, database administrators, and mission stakeholders to define integration contracts, shared service patterns, and system architecture decisions.
* Technical Documentation: Produce clear and thorough technical documentation for backend services, data models, API contracts, and architecture decisions to support team scalability and knowledge transfer. Requirements: * BS in Computer Science, Software Engineering, or a related technical field, or equivalent professional experience
* 10+ years of software engineering experience with a focus on backend systems development
* Demonstrated hands-on experience with Java-based backend frameworks, including Spring Boot and Hibernate
* Strong understanding of data modeling and relational database design principles, including experience designing ERDs
* Experience with Oracle Relational Database Services (RDS)
* Experience creating RESTful APIs, including designing endpoints, handling requests and responses, and implementing API security measures
* Experience with unit testing and integration testing using JUnit and other testing frameworks; familiarity with code coverage tools such as JaCoCo
* Experience with servlet containers such as Tomcat
* Proficiency working in Linux-based environments and with shell scripting
* Experience with automated build, test, and deployment technologies such as Gradle, Maven, and Jenkins
* Experience with API documentation tools such as Swagger
* Experience with cloud-based technologies, including AWS
* Experience utilizing CI/CD pipelines
* Familiarity with Agile development methodologies
* US citizenship and an active TS/SCI with Polygraph security clearance required Desired Experience: * Experience working with or implementing serverless architectures such as AWS Lambda and related serverless technologies
* Experience designing and implementing microservices architecture with a focus on scalability and maintainability
* Experience with containerization technologies such as Docker
* Experience with container orchestration technologies such as Kubernetes
* Experience with additional backend frameworks or languages such as Node.js or Python
* Experience with AWS services such as EKS or Step Functions Do you know anyone for this position, or other positions open at The Swift Group? We offer a $5,000 bonus for any referral candidate we hire, paid out at the new hire's 90-day mark. We are not working with outside staffing agencies to fill this position, and we will not be accepting unsolicited resumes. All inquiries must go through the recruiting team. #LI-DI1 #onsite