Senior Full-Stack Engineer (TS/SCI)

SageCor Solutions; Maryland; On-site; USD 150,000 - 195,000; Full time

Job summary

SageCor Solutions in the Maryland and Greater Washington D.C. area seeks a senior software engineer with TS/SCI w/ Polygraph to lead and mentor a development team, delivering full-stack solutions across web technologies and cloud environments.

The role requires strong experience with front-end frameworks (React/Angular/Vue), backend skills (Node.js, Python, Java) and API design (REST/GraphQL), plus collaboration with UX/UI and systems engineers to ensure accessible interfaces and scalable

Qualifications

• Proven experience leading or mentoring a development team.
• Strong proficiency in modern front-end frameworks (e.g., React, Angular, Vue) and standard web technologies (HTML, CSS, JavaScript)
• Full-stack experience, including backend development (e.g., Node.js, Python, Java, RESTful/GraphQL API design
• Experience with state management, component-based architecture, and responsive design
• Familiarity with version control (Git) CI/CD pipelines, and cloud environments (AWS, Azure is a plus)
• Experience working closely with UX/UI and systems engineers to ensure accurate implementation of accessible interfaces
• Experience working with tiered architectural systems and in a Linux/Ubuntu environment is a plus

Skills

Leading development team

Front-end frameworks

Full-stack development

Backend development

API design (REST/GraphQL)

Education

Bachelor's degree in Computer Science or related

Tools

React

Angular

Vue

Node.js

Python

Java

RESTful API

GraphQL

Git

CI/CD pipelines

AWS

Azure

Linux/Ubuntu

Job description

SageCor Solutions in the Maryland and Greater Washington D.C. area seeks a senior software engineer with TS/SCI w/ Polygraph to lead and mentor a development team, delivering full-stack solutions across web technologies and cloud environments.

The role requires strong experience with front-end frameworks (React/Angular/Vue), backend skills (Node.js, Python, Java) and API design (REST/GraphQL), plus collaboration with UX/UI and systems engineers to ensure accessible interfaces and scalable