Software Developer (Systems Software) with Security Clearance

Quantum Science Solutions

Dulles, VA

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JOB DETAILS

SKILLS

AWS Lambda, Agile Programming Methodologies, Amazon Elastic Compute Cloud (EC2), Amazon Simple Storage Service (S3), AngularJS, Application Programming Interface (API), Atlassian JIRA, Best Practices, CSS (Cascading Style Sheet), Cloud Applications, Cloud Architecture, Cloud Computing, Computer Science, Cross-Functional, Database Administration, Full Scope Polygraph, HTML (HyperText Markup Language), JUnit, Java, JavaScript, JavaScript Frameworks, Microservices, MySQL, NoSQL, Performance Tuning/Optimization, PostgreSQL, REST (Representational State Transfer), Redis, Relational Databases (RDBMS), Security Clearance, Sensitive Compartmented Information (SCI), Software Administration, Software Development, Software Development Lifecycle (SDLC), Software Engineering, Team Player, Top Secret Clearance, User Interface/Experience (UI/UX), Vue.js

LOCATION

Dulles, VA

POSTED

Today

Opportunity via QSSHire | Talent-as-a-Service Recruiting
Role: Software Developer (Systems Software) - SME
Location: Dulles, VA (Onsite)
Clearance: TS/SCI with Full Scope Polygraph
Rate: Open
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Are You a Full Stack Software Developer with Deep Expertise in Modern Cloud and Application Development?
QSSHire is seeking a Software Developer (Systems Software) - SME to support the design, development, and deployment of scalable, high-performance applications. The selected candidate will bring strong full-stack development expertise, leveraging modern front-end frameworks, robust back-end technologies, and cloud-native architectures to deliver mission-critical solutions.
This role requires hands-on experience across the full software development lifecycle, including system design, API development, database integration, and cloud deployment. The developer will collaborate with cross-functional teams to build secure, efficient, and resilient systems in dynamic environments.
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In This Role, You'll:
• Design, develop, and maintain full-stack applications using modern technologies
• Build responsive and user-friendly interfaces using HTML, CSS, JavaScript, and frameworks such as Angular or Vue
• Develop back-end services using Java, Spring Boot, and OpenSearch
• Design and implement RESTful APIs to support application functionality
• Work with NoSQL databases such as DynamoDB or Redis
• Develop and maintain relational databases including PostgreSQL or MySQL
• Deploy and manage applications within AWS environments (EC2, S3, CloudFormation, Lambda, DynamoDB)
• Collaborate with Agile teams to deliver scalable and high-quality software solutions
• Apply best practices for performance optimization, scalability, and maintainability
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You'll Succeed Here If You Have:
• Bachelor's degree in Computer Science, Software Engineering, or related field
• 7+ years of full-stack development experience
• Strong proficiency in front-end technologies (HTML, CSS, JavaScript, Angular or Vue)
• Strong proficiency in back-end technologies (Java, Spring Boot, OpenSearch)
• Experience with NoSQL databases (DynamoDB, Redis)
• Experience with relational databases (PostgreSQL, MySQL, or similar)
• Experience designing and implementing RESTful APIs
• Hands-on experience with AWS services (EC2, S3, CloudFormation, Lambda, DynamoDB)
• Ability to work in collaborative, fast-paced engineering environments
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Bonus Points If You Have:
• Familiarity with security best practices and performance optimization
• Knowledge of SecDevOps practices
• Experience with testing frameworks (JUnit, TestNG, Mockito, Spock)
• Experience with Atlassian tools (Jira, Confluence)
• Experience working in cloud-native or microservices architectures
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Why QSSHire?
As a modern Talent-as-a-Service recruiting partner, QSSHire connects top cleared professionals with impactful, secure roles. We emphasize mission alignment, transparency, and purpose-driven career opportunities, because your next role should be as meaningful as your expertise.

About the Company

Quantum Science Solutions

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