Senior Full-Stack Engineer: Python & JS (TS/SCI)

General Dynamics IT; St. Louis (MO); Hybrid; USD 140,000 - 190,000; Full time

Job summary

General Dynamics IT is seeking a highly skilled software engineer to join our defense technology team in the St. Louis, MO area, with local readiness for on-site quarterly planning events.

You will develop secure, scalable front-end and back-end components using JavaScript/TypeScript, Python, and modern frameworks. The role requires 5+ years of full-stack experience, TS/SCI clearance with CI poly, and strong collaboration across Agile teams to deliver production-ready capabilities.

Qualifications

• Bachelor's degree in CS/engineering or related technical discipline.
• Security clearance: Top Secret/SCI with CI Poly.
• 5+ years of professional full-stack software-development experience.
• Strong backend experience with Python.
• Strong frontend experience with JavaScript/TypeScript, HTML5, CSS3.
• Experience with RESTful APIs.
• Experience with relational databases such as PostgreSQL, MySQL, SQL Server, or Oracle; familiarity with NoSQL databases is a plus.
• Experience with Git and CI/CD pipelines.
• Agile/Scrum experience.

Responsibilities

• Develop and maintain secure, scalable front-end and back-end application components.
• Build responsive web interfaces using JavaScript/TypeScript and a modern framework such as React, Angular, or Vue.
• Develop backend services, APIs, and business logic using Python and frameworks such as FastAPI, Django, or Flask.
• Design, implement, and integrate RESTful APIs; work with third-party APIs and enterprise services as needed.
• Design and optimize relational and/or NoSQL data models, queries, migrations, and integrations.
• Write clean, maintainable, well-documented, and testable code.
• Create and maintain unit, integration, API, and end-to-end automated tests.
• Participate in code reviews, technical design discussions, backlog refinement, sprint planning, retrospectives, and daily Agile ceremonies.
• Build, troubleshoot, and improve CI/CD pipelines for automated build, test, security scanning, packaging, and deployment.
• Collaborate with product owners, UX/design, QA, DevOps, security, and other engineering teams to deliver production-ready capabilities.
• Monitor and troubleshoot application issues across the full stack, including performance, reliability, and deployment problems.
• Follow secure-development practices, including authentication/authorization, input validation, secrets management, dependency management, and vulnerability remediation.

Skills

Full Stack Development

Relational Database

RESTful APIs

JavaScript/TypeScript

React

Python

CI/CD

Git

Agile/Scrum

Education

Bachelor's degree in CS or related

Tools

FastAPI

Django/Flask

Docker

Kubernetes

PostgreSQL

GitHub Actions

Job description

General Dynamics IT is seeking a highly skilled software engineer to join our defense technology team in the St. Louis, MO area, with local readiness for on-site quarterly planning events.

You will develop secure, scalable front-end and back-end components using JavaScript/TypeScript, Python, and modern frameworks. The role requires 5+ years of full-stack experience, TS/SCI clearance with CI poly, and strong collaboration across Agile teams to deliver production-ready capabilities.