Haystack
← Back to Jobs
Full time
Technology
LE

Software Engineer

LeidosLa Jolla, CA🇺🇸United StatesPosted Jul 13, 2026

Why This Role Stands Out

As a Software Engineer at Leidos, you'll engage in challenging, high-impact work developing advanced algorithms for national defense, offering significant career growth and skill development in a collaborative, expert team environment. With a competitive salary range of USD 87,100 - 157,450 and hybrid flexibility, this role is perfect for driven mid-senior engineers eager to push technological boundaries and contribute to meaningful missions. Apply today to join a reputable company at the forefront of innovation!

Quick Overview

Salary
$87.1k - $157.4k/yr
Seniority
Mid Senior
Employment type
Full Time
Work mode
Hybrid
Location
La Jolla, CA, United States
Posted
2 months ago
CUDAC++

Job Description

Software Engineer | La Jolla, CA, United States | Hybrid | $87,100.00 - $157,450.00

This organisation is a prominent player in the technology and government services sector, recognized for its innovative solutions and commitment to tackling complex national challenges. They offer a dynamic environment where scientific curiosity and advanced engineering are key to mission success.

The Role

  • Design, implement, and optimize advanced algorithms for sensor systems.
  • Engineer high-performance backend systems for scientific computing.
  • Integrate, refactor, and optimize scientific codebases for scalability and efficiency.
  • Translate and enhance existing code for GPU/CUDA acceleration and distributed execution.
  • Test and document complex software in a Linux/Unix environment.
  • Collaborate within a cross-disciplinary team of scientists and engineers.

What You'll Need

  • Bachelor’s degree in a relevant field with 6+ years of backend software development experience, or Master’s with 4+ years.
  • U.S. citizenship and the ability to obtain a Top Secret clearance.
  • Demonstrated expertise in C/C++ backend software development.
  • Proven experience with high-performance computing and parallel/distributed processing (e.g., MPI).
  • Hands-on experience with GPU/CUDA programming and optimization.
  • Strong foundation in advanced mathematics or physics.

What's On Offer

  • Opportunity to work on impactful missions in national defense.
  • Investment in professional growth through mentorship and hands-on innovation.
  • A collaborative environment that values technical rigor and creativity.
  • Competitive compensation and benefits package.

Apply via Haystack today!

Similar jobs