Mid-Level Full-Stack Engineer – TS/SCI (Poly)

Leidos; Englewood (CO); On-site; USD 87,000 - 157,000; Full time

Job summary

Leidos in Colorado is seeking a Mid-Level Full Stack Software Engineer to join the Chinook Program supporting an Intelligence Community customer. You’ll design, develop, and deploy modern software across frontend and backend services in a cloud-native, Agile environment.

You'll build microservices and RESTful APIs with React, Node.js, Python, Java, and Go, using Docker, Kubernetes, and AWS, while aligning with DevSecOps practices. U.S. citizenship and TS/SCI clearance are required.

Qualifications

• U.S. citizenship is required for the contract.
• Active TS/SCI with the ability to pass a polygraph.
• Bachelor’s degree in CS/Software Engineering or related field with 4–8 years of experience, or Master’s with 2–6 years of experience.
• Proficiency with web, OOP languages, and cloud development.

Responsibilities

• Design, develop, test, and deploy software solutions for GEOINT missions.
• Participate in agile sprints, stand-ups, planning, and retrospectives.
• Build and maintain secure, containerized apps using Docker/Kubernetes/AWS.
• Develop RESTful APIs and user interfaces with modern frameworks.
• Collaborate with users and product managers to refine requirements.
• Support DevSecOps pipelines and ensure security/compliance standards.

Skills

RESTful APIs

React

Node.js

Python

Java

Go

Spring Boot

Django

Flask

Docker

Kubernetes

AWS

CI/CD

Git

Security practices

RMF/STIGs

Education

Bachelor's degree in Computer Science or related field

Master’s degree in Computer Science or related field

Tools

Docker

Kubernetes

AWS

GitLab CI

Jenkins

Terraform

Job description

Leidos in Colorado is seeking a Mid-Level Full Stack Software Engineer to join the Chinook Program supporting an Intelligence Community customer. You’ll design, develop, and deploy modern software across frontend and backend services in a cloud-native, Agile environment.

You'll build microservices and RESTful APIs with React, Node.js, Python, Java, and Go, using Docker, Kubernetes, and AWS, while aligning with DevSecOps practices. U.S. citizenship and TS/SCI clearance are required.