Senior Full-Stack Software Engineer – Space Defense

Jobtome; Florence (SC); On-site; USD 97,000 - 180,000; Full time

Benefits offered by this job

Health and disability insurance

401(k) match

Flexible spending accounts

Employee assistance program (EAP)

Education assistance

Parental leave

Paid time off

Company-paid holidays

Job summary

L3Harris Technologies is seeking a senior specialist full-stack software engineer to join the MOSSAIC Agile Portfolio Engineering program in Colorado Springs. You will design and implement secure, scalable mission applications using Java, Python, TypeScript, and JavaScript to support sensor integration and C2 workflows.

The role requires a Bachelor's Degree (or higher with equivalent experience), 4+ years of related work, and an Active Secret Security Clearance.

Qualifications

• Bachelor's Degree or higher with relevant experience; 4+ years if no degree.
• Active Secret Security Clearance is required.
• Preferred: experience with service-oriented architectures and microservices.

Responsibilities

• Lead technical design and implementation of full-stack software capabilities (backend, APIs, UI).
• Design scalable software using Java, Python, TypeScript, and JavaScript for microservices.
• Define secure integration patterns and data exchanges across distributed systems.
• Guide code reviews, testing, documentation, and secure development practices.
• Mentor engineers and coordinate dependencies with partner teams.
• Travel up to 15% as needed.

Skills

Java

Python

TypeScript

JavaScript

Security clearance

Education

Bachelor's Degree

Graduate Degree

Tools

C/C++

Rust

Go

Kubernetes

Apache Kafka

RabbitMQ

Job description

L3Harris Technologies is seeking a senior specialist full-stack software engineer to join the MOSSAIC Agile Portfolio Engineering program in Colorado Springs. You will design and implement secure, scalable mission applications using Java, Python, TypeScript, and JavaScript to support sensor integration and C2 workflows.

The role requires a Bachelor's Degree (or higher with equivalent experience), 4+ years of related work, and an Active Secret Security Clearance.