123 mid level software engineer jobs at 82 companies in Windsor, CO
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Software Engineer
Boulder, Colorado, United States
$120k-$160k/yrOnsiteFull Time
Centil: Provides engineering and cybersecurity services for national defense missions.
5+ YOE5+ years software engineering; Bachelor's in science/engineering/computer science; Java and C/C++; scripting; SQL; DoD SECRET clearance; onsite in Boulder, CO; DevSecOps focus; CI/CD; Kubernetes/Docker; strong collaboration and communication.
Major League Baseball: Professional sports league governing North American baseball teams and media.
3+ YOE3+ years professional software engineering experience; strong iOS development with Swift, UIKit/SwiftUI; mobile architecture, networking, state management, and collaboration in cross-functional teams.
iOS, Swift, UIKit, SwiftUI, tvOS, Apple TV, Android, Android TV, Fire TV
Toyon Research: Develops advanced technology and analysis for national defense systems.
2+ YOEMS in engineering/computer science/physics/math or BS+2 years industry experience; experience with software architecture, team development, version control, and Docker; US citizenship and ability to qualify for DoD clearance.
Python, C++, Docker, Kubernetes, Reinforcement Learning (RL), Large Language Models (LLMs), Computer Vision
General Dynamics Mission SystemsNYSE: GD: Engineers secure communication and mission-critical defense technology systems.
3+ YOEBachelor's in systems engineering (or related) with 5+ years or Master's with 3+ years, DoD Secret clearance required, U.S. citizenship, experience with systems-level software development, MBSE, cloud and DevOps tooling.
Tech7: Provides defense engineering and technology integration for government missions
3+ YOEUS citizen; Bachelor’s in computer science; 3+ years software development experience (OPIR preferred); programming in TypeScript, Python, Java; DevSecOps pipeline experience; eligible for Secret clearance; strong communication and analytical skills.
Integrated Solutions for Systems: Provides engineering, systems integration, and research for defense.
4+ YOEEngineering/CS degree, 4+ years software/embedded experience, embedded Linux expertise, version control and testing practices, security-clearance eligibility required.
Auria: Engineering and software solutions for space and defense missions.
2+ YOEActive DoD Secret clearance required, ability to obtain TS/SCI, proficiency in C/C++, Python, Linux, OOP, EM practices, 2+ years (SE2) or 5+ years (SE3) software development experience, STEM degree.
Software Performance Analysis Engineer - Level 2 or 3
Boulder, Colorado, United States
$92k-$138k/yrOnsiteFull Time
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOEActive Secret clearance, Linux and Python/Matlab experience, performance analysis and data analysis skills, 2+ years related experience (level 2) or 5+ (level 3), ability to travel up to 10%.
Spire GlobalNYSE: SPIR: Operates satellite constellations for global tracking and weather analytics.
2+ YOE2–5 years software engineering experience, hands-on AWS (EC2, S3, Lambda, ECS/EKS, CloudWatch, IAM), Python, Linux fundamentals, production systems reliability, monitoring, and strong communication.
Mark VII Equipment: Manufacturer of automated car wash and vehicle cleaning systems.
6+ YOEBachelor’s in CS or Electrical Engineering; 6+ years engineering experience; strong C; RTOS; embedded HW know-how; NEC/UL508A a plus; German language a plus.
C, Real Time Operating Systems, Microcontroller hardware, Embedded programming, GitHub, I/O modules, CAN, Modbus, NEC, UL508A, German language (plus)
Synergetics: Provides secure cloud infrastructure and logistics software for defense.
3+ YOE3+ years software development with C#/.NET and Angular, Azure and SQL Server experience, CI/CD and DevOps familiarity, strong problem solving and communication; U.S. citizenship required.
.NET, Angular, C#, SQL Server, Microsoft Azure, Microsoft Azure App Services, Microsoft Azure Functions, Microsoft Azure SQL, Microsoft Azure Storage, Microsoft Azure Key Vault, GitHub, Azure DevOps, GitHub Actions, BICEP, Terraform, ARM templates, Docker, Kubernetes, ServiceNow, JavaScript, TypeScript, HTML, CSS, React, Vue
Engineer II, Embedded, Sensors, and Safety Software
Henderson, Colorado, United States
$120k-$135k/yrHybridFull Time
Outrider: Automates distribution yards with electric self-driving trucks.
Experience building software test infrastructure for safety-critical systems; system-level software proficiency; Python, C, Modern C++; embedded C; Linux; Git and CI/CD; test lab equipment and development containers; bachelor's in a related engineering field.
Python, C, Modern C++, Git, CI/CD, Linux, development containers, HIL, oscilloscope, data acquisition unit, signal generator, AI coding tools, REST APIs, CAN, UDP, TCP, DHCP, DNS, Wireshark, ROS, ROS2, IBM ELM/DOORS, ISO 26262, IEC 61508, RADAR, LIDAR, GPS, encoders
Software Performance Analysis Engineer - Level 2 or 3
Boulder, Colorado, United States
$92k-$138k/yrOnsiteFull Time
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
2+ YOEActive U.S. Secret clearance required, Linux and Python/Matlab experience, performance analysis for mathematically intensive systems, 2–5 years related experience (varies by level), strong statistics and communication skills.
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Degree in CS/CE or related field, development experience in C++, ability to obtain Secret clearance; experience with containerization, CI/CD, embedded systems and strong algorithm/data-structure skills.
C++, Python, Docker, Kubernetes, Jenkins, GitLab CI
Quantinuum: Building full-stack quantum computing hardware and software systems.
4+ YOEBachelor's degree and 4+ years software engineering experience; strong Python and test automation (Robot Framework) skills; experience with CI/CD, cloud platforms, and debugging; must be U.S. Person and pass pre-employment drug test.
Python, Robot Framework, AWS, Google Cloud Platform (GCP), Microsoft Azure, Jenkins, GitHub Actions, Git, Linux, PostgreSQL, Redis, InfluxDB, Elasticsearch
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
BS in CE/CS or equivalent; proficient in Objective-C and Swift; experience building high-traffic system frameworks; strong performance profiling and IPC knowledge.
Objective-C, Swift, Inter-process communication, High-traffic system frameworks, Profiling