Leidos

Defense & Government Technology

Overview

Leidos is a Fortune 500 technology company providing advanced solutions in national security, health, and other regulated sectors.

Key Information

Central Office: Reston, VA
Founded: 1969

Links

Website US Career Portal UK Career Portal Australia Career Portal

Latest Jobs

Senior Embedded Software Developer

Senior+

🇬🇧

Bristol, England, UK | Cheltenham, England, UK

Senior Embedded Software Developer designing and delivering operational tooling with C, C++, Rust, and Python for ESP32 and ARM platforms, focusing on real-time constraints, low-level interfacing, and mentoring junior engineers.

CC++PythonRust

Verified Aug 22, 2026 View listing

Senior Software Engineer

Senior+

🇬🇧

Whiteley, England, UK

Senior Software Engineer developing and sustaining safety-critical, real-time Air Traffic Control systems with Ada, C++, and Linux/Unix, focusing on full lifecycle delivery, integration, verification, and technical leadership within an Air Traffic Management programme.

AdaC++

Verified Aug 17, 2026 View listing

Past Jobs

EXPIRED

Software Engineer - Functional Programming

🇺🇸

San Diego, CA, USA

Senior Software Engineer using functional programming to build high-assurance systems for DARPA and OT/IT applications. $104K-$189K.

Haskell

First seen Jul 29, 2025 Last seen Nov 1, 2025

EXPIRED

Senior Backend Software Developer

🇺🇸

Baltimore, MD, USA

COBOL

First seen May 10, 2025 Last seen Jun 13, 2025