Full Stack Developer

Signature Federal Systems , LLC; Chantilly (VA); On-site; USD 110,000 - 160,000; Full time

Job summary

Signature Federal Systems, LLC is seeking a motivated Full Stack Developer in Chantilly, VA to join an agile software team supporting a ServiceNow implementation. You will work across front‑end and back‑end technologies, collaborating with cross‑functional teams to design, develop, and maintain robust capabilities that meet evolving mission needs.

The role emphasizes continuous delivery, DevOps practices, and secure, scalable solutions across multiple security domains.

Qualifications

• Bachelor’s degree in a related field or equivalent experience.
• 5+ years of relevant full‑stack development experience (7+ years without degree).
• Experience with Linux and front‑end technologies (HTML, CSS, JavaScript).
• Proficiency with Node.js, Python, Java or similar back‑ends.
• Solid SQL and NoSQL knowledge (MySQL, PostgreSQL).
• Git and Agile software development familiarity.
• AWS and containerization (Kubernetes, Docker).
• Current TS/SCI with Poly clearance is required.

Responsibilities

• Design, develop, test, and deploy features within an Agile team.
• Integrate front‑end and back‑end services across security domains.
• Collaborate with stakeholders to define acceptance criteria.
• Ensure scalable data flows and robust functionality across systems.
• Create design documents, user stories, and architecture artifacts.
• Troubleshoot incidents and support continuous delivery.
• Contribute to DevOps practices and automation improvements.

Skills

Frontend development

Backend development

Agile methodologies

DevOps practices

Cloud: AWS

Containerization: Docker/Kubernetes

SQL/NoSQL

Git version control

Security clearance TS/SCI with Poly

Education

Bachelor’s degree or equivalent experience

Tools

React

Angular

Vue.js

Node.js

Python

Java

MySQL

PostgreSQL

Git

Docker

Kubernetes

ServiceNow (desired)

Job description

Full Stack Developer

Location: Chantilly, VA

Clearance Requirement: TS/SCI with Polygraph

The Opportunity

We are seeking a Full Stack Developer who is passionate about working as part of a modern, fast-paced agile software development team supporting a ServiceNow implementation. The ideal candidate will play a critical role in supporting and enhancing a diverse environment to drive innovation and efficiency. This position requires expertise in both front‑end and back‑end development, emphasizing the creation of seamless, scalable, and robust solutions. The successful applicant will collaborate with cross‑functional teams to design, develop, and maintain deliverables that meet the evolving needs of the organization. As part of a scrum team, candidates will contribute to feature design and development, automation, testing, and deployments.

Responsibilities

• Design, develop, test, integrate, deploy, and maintain product baselines utilizing Agile, DevOps, and Continuous Delivery best practices.
• Leverage broad knowledge across various technologies to deliver and maintain product increments across different security domains.
• Collaborate closely with development and engineering teammates, as well as stakeholders, to deploy solutions and advanced concepts.
• Ensure integration between core technologies to enable seamless data flow, scalability, and functionality.
• Support technical meetings with customers and stakeholders, proposing designs and negotiating acceptance criteria.
• Create documentation to support the Agile life cycle, including design, architecture, user stories, and acceptance criteria.
• Perform troubleshooting efforts and resolve incidents as needed.

Required Qualifications

• Bachelor’s degree in systems engineering, electrical engineering, information technology, or related field, or equivalent experience.
• Five or more years of relevant experience (or seven or more years without a related degree).
• Experience working with Linux Operating Systems.
• Proficiency in front‑end technologies such as HTML, CSS, JavaScript, and modern frameworks/libraries (e.g., React, Angular, Vue.js).
• Proficiency in back‑end technologies including Node.js, Python, Java, or similar languages.
• Strong understanding of SQL and NoSQL databases (e.g., MySQL, PostgreSQL).
• Experience with configuration management processes such as Git.
• Familiarity with Agile software development methodologies.
• Experience with Amazon Web Services and containerization technologies like Kubernetes and Docker.
• Current Security+, CASP, or CISSP Certification.
• Experience developing analysis of alternatives, process improvement documents, design documentation, and presentations to brief results and recommendations.
• Experience coordinating integration projects with multiple teams.
• Demonstrated initiative and ability to start, develop, and complete both short‑term and long‑term projects.
• Demonstrated accuracy and thoroughness in review, analysis, design, and recommendations for project improvements.

Desired Qualifications

• Experience with ServiceNow development and administration, including Business Rules, Client Scripts, UI Actions, CMDB, and CI Discovery.
• Ability to utilize scripting languages to accelerate deployments.
• Experience deploying, maintaining, and optimizing PostgreSQL databases.
• Experience with identity management, access, and authorization solutions such as PKI, LDAP, and SAML.
• Experience working with REST APIs, microservices, containers, and other architectural styles.
• Experience with Continuous Delivery, Infrastructure as Code, and Behavior or Test Driven Development.
• Demonstrated experience with agile development practices, including Agile Scrum methodology.
• Knowledge of Intelligence Community (IC) processes, policies, and guidance.
• Understanding of network technologies.
• Understanding of CI/CD pipelines and deployment practices.