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Full Stack Principal Application Developer

Job Overview

Location

US-AZ-REMOTE

Job Type

Full-time

Category

Software Engineering

Date Posted

May 11, 2026

Full Job Description

đź“‹ Description

  • • As a Full Stack Principal Application Developer at RTX, you will play a critical role in designing, developing, and maintaining technical solutions that support the aerospace and defense missions of one of the world’s largest and most innovative companies. Your work will directly contribute to solving complex challenges in national security and global defense systems.
  • • Day to day, you will collaborate with customers, solution architects, and peers to design, develop, test, deploy, and maintain full-stack applications; present technical solutions to non-technical stakeholders; and assist team members in implementation and troubleshooting of technical issues across multiple concurrent projects.
  • • You will join RTX’s Business Software Engineering organization, which operates using the Scaled Agile Framework (SAFe), and work within a culture that values trust, respect, accountability, collaboration, and innovation while delivering mission-critical software for aerospace and defense.
  • • In this role, you will deepen your expertise in full-stack development, gain experience with enterprise-scale Agile practices, and enhance your ability to translate complex technical concepts into clear, actionable insights for diverse stakeholders—positioning you for leadership in mission-driven software engineering.

🎯 Requirements

  • • University degree and minimum 5 years of relevant experience, or an advanced degree and minimum 3 years of experience
  • • Front-end development experience with modern frameworks including Typescript (Angular, React), CSS (Bootstrap, FontAwesome), and JavaScript (AngularJS, jQuery)
  • • Back-end development experience with technologies such as Java, Python, .Net, MVC frameworks (Spring Boot, .NET Core, Flask), ORMs (JPA, EFCore), and testing frameworks (JUnit, Pytest, XUnit)

🏖️ Benefits

  • • Medical, dental, vision, life insurance, short-term and long-term disability coverage
  • • 401(k) match, flexible spending accounts, and employee assistance program
  • • Flexible work schedules, parental leave, paid time off, holidays, and access to the Employee Scholar Program

Skills & Technologies

Python
JavaScript
TypeScript
Java
React
Full Stack
Senior
Remote

Ready to Apply?

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About RTX

RTX is a leading force in aerospace and defense, dedicated to advancing transformative technologies that shape the future. They focus on developing innovative solutions for smarter defense systems and the future of flight, serving a global clientele that relies on cutting-edge engineering and production. As a powerhouse for significant advancements like the Patriot Missile Defense System and F135 Engine Core Upgrade, RTX demonstrates a commitment to progress and defining what's next. Their work involves significant technological development and production, impacting national security and the aerospace industry worldwide. RTX is notably a key player in developing and manufacturing advanced systems, evidenced by their recent collaborations and distribution agreements.

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