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124 computing systems software engineer jobs at 68 companies in Colorado

1mo
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Flight Software Systems Engineer
Greenwood Village, Colorado, United States
$100k-$135k/yr OnsiteFull Time
York Space Systems
York Space SystemsNYSE: YSS: U.S. space and defense prime building spacecraft and integrated mission solutions for national-security, government, and commercial customers.
2+ YOEBachelor's in computer/electrical engineering or CS,2+ years embedded software experience, proficiency in C/C++,Git/Gitlab,Atlassian JIRA,hardware/software integration skills,and clearance eligibility.
Atlassian JIRA, C, C++, Git, Gitlab, embedded Linux
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2w
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Systems Engineer - Compute and Software Systems
Boulder, Colorado, United States
$156k-$193k/yr OnsiteFull Time
SciTec
SciTec: Firefly defense subsidiary providing remote sensing, missile warning, and mission data processing systems to U.S. warfighters.
5+ YOEBachelor’s or master’s degree in a technical field, 5+ years of systems engineering experience, architecture and requirements expertise, MBSE familiarity, strong communication skills, U.S. citizenship, and ability to obtain a DoD clearance.
Kubernetes, SysML, NIST 800-53
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3w
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Systems Engineer
Bethesda or Colorado Springs
$140k-$170k/yr HybridFull Time
Auria
Auria: Aerospace and defense software serving government and commercial customers across space, missile, and cyber operations.
5+ YOERequires 5+ years in satellite communications and C++ software development, 3+ years in Agile/Scrum, and a BS/MS in computer science, electrical engineering, or systems engineering.
C++, Java, Agile, Scrum, React, Vue.js, TypeScript, JavaScript, HTML, CSS, REST, SQL
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1w
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Systems Engineer
Colorado Springs, Colorado, United States
$69k-$142k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provider of specialized IT and mission-critical government services.
2+ YOEBachelor's degree in engineering or computer science and 2+ years in software, RF/electrical, or systems engineering. Requires requirements and test development skills; ability to obtain TS/SCI clearance.
Scrum, Agile Software Development Methodology, Cameo, GitLab, Atlassian
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1w
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Systems Engineer
Colorado Springs, Colorado, United States
$69k-$142k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provider of specialized IT and mission-critical government services.
2+ YOEBachelor’s degree in engineering or computer science, 2+ years of software, RF/electrical, or systems engineering experience, requirements and test procedure development skills, and ability to obtain TS/SCI clearance.
Scrum, Agile Software Development Methodology, Cameo, GitLab, Atlassian, computer networking, MBSE
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3mo
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Senior Software Engineer - Control Systems
Boulder or Austin
$150k-$175k/yr HybridFull Time
Atom Computing
Atom Computing: Quantum computing building scalable neutral-atom computers for enterprise, government, and research customers.
5+ YOEDesign and build high-performance control systems for quantum computing; embedded software, real-time, GPU/FPGA; in-office collaboration with theory/software/hardware teams.
C++, Python, Rust, Go, NVIDIA CUDA, FPGA design, VHDL, Verilog, Linux, CUDA Toolchains
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2w
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Senior Embedded Software Engineer - High-Performance Computing Orchestration
Louisville, Colorado, United States
$165k-$225k/yr HybridFull Time
Infleqtion
InfleqtionNYSE: INFQ: Public quantum-technology building neutral-atom computers, precision sensors, and software for governments, enterprises, and research institutions.
5+ YOEBachelor's degree or equivalent practical experience; 5+ years of embedded software development; C++, C, Rust, or Python; Linux; distributed or high-performance systems; strong debugging and systems fundamentals.
C++, C, Rust, Python, Linux, Slurm, PBS, CUDA, RoCE, RDMA, InfiniBand, CUDA-Q
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Confidential Computing Software Architect
Santa Clara or Alabama or Georgia or Florida or Colorado or California or Delaware or Arizona or Alaska or Belgium or France or Austria or Canada
OnsiteFull Time
SiFive
SiFive: Private RISC-V processor-IP licensing proprietary cores and technology to chip and system developers.
Experienced in implementing system software for confidential compute, proficient in C, familiar with hypervisors, TEEs, peripheral security standards, and working with CPU/RTL teams.
RISC-V, C, Rust, Ada SPARK, Frama-C, PCI IDE, SPDM
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4d
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Jr. Software Engineer
Centennial or Colorado Springs or Tucson or Chantilly
$98k-$123k/yr OnsiteFull Time
Rincon Research Corporation
Rincon Research Corporation: Employee-owned defense providing digital signal processing products and services to U.S. defense and intelligence communities.
Bachelor's, Master's, or PhD in Computer Engineering or Computer Science; C++ and Python in Linux; software system design; U.S. citizenship; ability to obtain and maintain TS/SCI clearance.
C++, Python, Linux, Docker, Kubernetes, PIP, React, Git, REST API, CUDA, Shell Scripting, CI/CD, DevOps, Cloud computing, AI/ML, LLM
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2w
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Software Engineer I
Columbus or Alaska or Alabama or Arkansas or Arizona or California or Colorado or Connecticut or Delaware or Florida or Georgia or Hawaii or Iowa or Idaho or Illinois or Indiana or Kansas or Kentucky or Louisiana or Massachusetts or Maryland or Maine or Michigan or Minnesota or Missouri or Mississippi or Montana or North Carolina or North Dakota or Nebraska or New Hampshire or New Jersey or New Mexico or Nevada or New York or Ohio or Oklahoma or Oregon or Pennsylvania or Rhode Island or South Carolina or South Dakota or Tennessee or Texas or Utah or Virginia or Vermont or Washington or West Virginia or Wisconsin or Wyoming
$82k-$101k/yr HybridFull Time
Cummins Inc.
Cummins Inc.NYSE: CMI: Global power leader in engines, powertrains, and energy solutions.
Bachelor's degree in computer science, engineering, or related field; software engineering experience preferred. Requires AWS, APIs, databases, cloud, Agile, testing, and distributed systems familiarity.
AWS, APIs, databases, telemetry, logging platforms, Microsoft Excel
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2w
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Software Development Engineer III – ECLSS and Crew Systems
Washington or Denver
$165k-$231k/yr OnsiteFull Time
Blue Origin
Blue Origin: Developing reusable space vehicles and infrastructure.
7+ YOERequires a bachelor's degree in software, computer science, aerospace, electrical engineering, or related field; 7+ years developing, verifying, and validating software; C/C++, MATLAB/Simulink, Python, real-time and embedded systems experience.
C, C++, MATLAB, Simulink, Python, Embedded Linux, SPI, I2C, UART, RS-485, Defense Biometric Identification System (DBIDS)
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1w
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Distinguished Software Engineer - NVLink Fusion Software
Santa Clara or Austin or Hillsboro or Durham or Boulder or Redmond
$320k-$489k/yr OnsiteFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Computing platform for AI and accelerated graphics.
16+ YOEBS/MS in computer or related engineering or equivalent experience; 16+ years in system architecture and design; expertise in scalable server systems, accelerator software, management architectures, and protocols.
NVIDIA NVLink, NVIDIA InfiniBand, NVIDIA Grace CPUs, GPU, DPU, FPGA, MCTP, PLDM, RDE, Redfish, IPMI, OCP, DMTF, CXL, UCIE
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2mo
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Senior Software Engineer
Denver, Colorado, United States
$104k-$164k/yr HybridFull Time
CONMED
CONMEDNYSE: CNMD: Public medical device manufacturer supplying surgical equipment and patient-monitoring products to healthcare providers worldwide.
5+ YOEBS in CS/Software/Computer Engineering (or MS), 5–7+ years software development experience, 3+ years embedded systems experience, experience with safety-critical/regulatory software, strong communication and technical documentation skills.
C, C++
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1mo
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(USA) Software Engineer II
Seattle or Denver
$96k-$186k/yr OnsiteFull Time
Walmart
WalmartNYSE: WMT: Global retail, e-commerce, and supply chain.
3+ YOEBachelor's degree in computer science, engineering, information systems, software engineering, or related field, or 3 years of software engineering experience. Requires .NET, C#, databases, microservices, AWS, debugging, and performance tuning.
.NET, C#, MongoDB, NoSQL, AWS, Web Content Accessibility Guidelines (WCAG) 2.2 AA
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2w
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UAS Software Engineer
Arlington or Huntsville or Aurora
OnsiteFull Time
Technology Service Corporation
Technology Service Corporation: Employee-owned defense engineering and technology providing consulting and specialized products to government and industry clients.
Associate or bachelor's degree in a related engineering or computer science field; U.S. citizenship; ability to obtain Top Secret clearance; C/C++, Python, MATLAB, or JavaScript; embedded systems and software engineering experience.
C, C++, Python, MATLAB, JavaScript
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3d
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Software Engineer II
Denver, Colorado, United States
$85k-$100k/yr RemoteFull Time
Intelligent Reach
Intelligent Reach: AI-powered ecommerce search, merchandising, personalization, and product-feed software provider serving online retailers.
1+ YOERequires 1–4 years of backend engineering experience, a bachelor's in computer science, software engineering, or equivalent experience, and production Go development. Experience with distributed cloud systems and listed data and deployment tools.
Go, Elasticsearch, Milvus, ScyllaDB, MySQL, Docker, Kubernetes, AWS, Argo, GitHub Copilot, Claude, Gemini, CI/CD
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5d
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Software Engineer (Ad-Serving)
California or Colorado or Idaho or Illinois or Florida or Georgia or Massachusetts or Michigan or Minnesota or Missouri or New Jersey or Nevada or New York or Oregon or Pennsylvania or Texas or Utah or Washington or Redwood City or Los Angeles or New York City
$141k-$205k/yr RemoteFull Time
Liftoff
LiftoffNasdaq Global Select Market: LFTO: AI-powered performance marketing platform helping mobile app advertisers acquire users and publishers monetize their apps.
4+ YOERequires strong coding ability, computer science fundamentals, distributed systems or backend architecture experience, and 4+ years of software engineering experience. Bachelor's degree in computer science or equivalent experience required.
Go, Machine Learning, Big Data
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3mo
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Systems Test Engineer
Colorado Springs, Colorado, United States
$91k-$100k/yr OnsiteFull Time
Viking Enterprise Solutions
Viking Enterprise Solutions: Sanmina's data-center storage division designs and manufactures servers, JBODs, appliances, and solutions for enterprises, OEMs, and resellers.
5+ YOEBachelor's degree in engineering, computer science, or related field; 5+ years of related experience; OS, server/storage architecture, scripting, test automation, networking, hardware/software integration, and defect resolution expertise.
Linux, Microsoft Windows, Unix, Python, Linux Bash, Jira, Bugzilla, Git
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2d
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Principal Software Engineer (Autonomy)
Fort Worth or Palmdale or Atlanta or Denver or Huntsville
$160k-$200k/yr OnsiteFull Time
Thompson Software Solutions
Thompson Software Solutions: Private aerospace and defense software engineering consultancy developing safety-critical avionics, mission, cybersecurity, and open-architecture systems.
8+ YOEBachelor's degree in computer engineering, computer science, or related field; 8+ years of software development with embedded systems; C, C++, Java, Python, Bash, Git, Linux, and Windows; Secret clearance eligibility.
C, C++, Java, Python, Bash, ArduPilot, PX4, Git, Linux, Windows, Atlassian Tools, Confluence, JIRA, Bitbucket, MAVLink, Docker, CI/CD, Electronic Medical Records (EMR)
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4d
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Software Development Engineer
Westminster, Colorado, United States
$105k-$154k/yr HybridFull Time
Vantor
Vantor: Private U.S. space technology providing satellites, Earth imagery, geospatial intelligence, and space infrastructure to government and commercial customers.
5+ YOEComputer science or engineering degree or equivalent experience; 5+ years developing complex software systems; expertise in Python, Linux, REST/JSON/YAML, and test automation frameworks.
Python, Django, Linux, Ubuntu, RHEL, CENTOS/AL3, REST, JSON, YAML, Cucumber, Gherkin, Behave, K8S, Docker, Jenkins, Helm, Terraform, RabbitMQ, PostgreSQL, Redis, Elasticsearch, Ruby, Go, CI/CD
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