Senior Full-Stack Engineer for Secure Mission-Critical Apps

Jobtome; Colorado Springs (CO); On-site; USD 97,000 - 180,000; Full time

Benefits offered by this job

Health insurance

Disability insurance

401(k) match

FSA

PTO

Holidays

Job summary

L3Harris is seeking a Senior Specialist, Software Engineering (Full Stack) in Colorado Springs. You will lead the design and implementation of secure, scalable mission applications and services using Java, Python, TypeScript, and JavaScript to support sensor integration, C2 workflows, and user-facing capabilities.

The role requires leading technical design, code reviews, and mentoring, with up to 15% travel.

Qualifications

• Bachelor's Degree and minimum 6 years of prior relevant experience; Graduate Degree with at least 4 years; in lieu of a degree, 10+ years of related experience.

Responsibilities

• Lead design and implementation of back-end services, APIs, and web UIs.
• Design scalable software using Java, Python, TypeScript, and JavaScript.
• Define secure integration patterns and data exchanges across distributed systems.
• Guide code reviews, testing, and secure-development practices.
• Resolve complex software and integration issues across environments.
• Provide technical guidance and mentorship to engineers.
• Coordinate dependencies with partner teams and support delivery planning.

Skills

Full-stack engineering

Java

Python

TypeScript/JavaScript

Security clearance

Mentorship

Education

Bachelor's degree or higher

Tools

Kubernetes

Git

Docker

Apache Kafka

RabbitMQ

Go

Qt

Job description

L3Harris is seeking a Senior Specialist, Software Engineering (Full Stack) in Colorado Springs. You will lead the design and implementation of secure, scalable mission applications and services using Java, Python, TypeScript, and JavaScript to support sensor integration, C2 workflows, and user-facing capabilities.

The role requires leading technical design, code reviews, and mentoring, with up to 15% travel.