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Full time
Technology

Software Engineer

LeidosSan Diego, CA🇺🇸United StatesPosted 21 Apr 2026

Why This Role Stands Out

This hybrid Software Engineer role at Leidos offers a competitive salary and the chance to develop cutting-edge algorithms for national defense, working alongside experts in a collaborative environment. You'll thrive here if you're passionate about solving complex problems and eager to contribute to impactful, real-world missions while enjoying opportunities for continuous learning and skill enhancement. Apply today to join a team that values innovation and technical rigor!

Quick Overview

Salary
$87.1k - $157.4k/yr
Work Type
Hybrid
Schedule
Full Time
Level
Mid Senior

Job Description

Software Engineer | San Diego, CA, United States | Hybrid | $87,100 - $157,450 This employer is a leading technology company focused on solving complex national defense challenges through advanced signal processing, ocean remote sensing, and high-performance computing. They are seeking a driven Software Engineer to join a collaborative, multidisciplinary team of experts. 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, document, and evolve complex software within a Linux/Unix environment. • Contribute to a culture valuing technical rigor, creativity, and growth. What You'll Need • Bachelor's degree in a technical field with 6+ years of backend software development experience, or Master's with 4+ years. • U.S. citizenship and ability to obtain a Top Secret clearance. • Expertise in C/C++ backend software development for performance-critical applications. • Proven experience with high-performance computing, parallel/distributed processing (e.g., MPI). • Hands-on experience with GPU/CUDA programming and optimization. • Proficiency in Linux/Unix development environments. What's On Offer • Opportunity to work on impactful software for real-world missions. • Investment in professional growth through mentorship and hands-on innovation. • Collaborative team environment that values curiosity and technical expertise. • Competitive compensation package and benefits. Apply via Haystack today!

Skills

CUDA
C++

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