23 software developer i jobs at 15 companies in Littleton, CO
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Software Engineer I
Denver, Colorado, United States
$117k-$135k/yrHybridFull Time
DAT Freight & Analytics: Software platform for freight matching and logistics data analytics.
Bachelor’s degree in CS or related field or equivalent experience; Proficiency in PHP or TypeScript; growth mindset; strong problem-solving; interest in AI tooling; good collaboration.
PHP, TypeScript, Laravel, GitHub Copilot, Claude Code
Katalyst Space Technologies: Develops robotic spacecraft for in-orbit satellite servicing and maneuvering.
1+ YOE1-3 years modeling & simulation experience, 2-3 years C++ and Python, BS in a STEM field, strong OOP and distributed systems understanding, problem-solving and attention to detail.
QuantumNASDAQ: QMCO: Provides data storage and management solutions for unstructured data.
15+ YOE15+ years C/C++ systems development experience; expertise in low-latency code, concurrency, distributed systems, storage protocols, Linux I/O and performance optimization; strong communication and teamwork; able to work hybrid in Centennial, CO or Mendota Heights, MN.
BS in engineering or related required; experience with satellite ground systems, ground-system tools, cloud, web services, and back-end/front-end languages; eligible for Top Secret/SCI clearance.
KPMG: Global professional services network providing audit, tax, and advisory.
5+ YOEMinimum five years software development experience; bachelor’s degree required (master’s preferred). Experience with microservices, REST APIs, Python/.NET/C#/Angular/TypeScript, SQL and Azure; ML framework experience preferred.
Satellite Simulation & Test Software Engineer III - TeraWave
Seattle or Denver
$151k-$231k/yrOnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
3+ YOEBachelor's in CS/SE/Aerospace, 3+ years spacecraft/simulation/embedded software experience, strong C/C++/Python skills, IPC and hardware I/O knowledge, Git/CI/CD and container experience, US work authorization required.
bet365: Provides global online sports betting and digital casino games.
Proven experience leading development teams; hands-on with C#, Golang, TypeScript; familiarity with cloud (GCP/GKE), Google Spanner, Kafka, microservices, performance testing, mobile tech, and mentoring engineers.
6+ YOEBS in Engineering plus 6+ years related experience, current Secret clearance with ability to obtain TS/SCI, experience leading software teams, agile leadership, Atlassian (Confluence,Jira).
EchoStarNasdaq: SATS: Global provider of satellite solutions and wireless communications services.
1+ YOEBachelor's or equivalent,1+ year eUICC/SIM/eSIM experience,COMPRION/APDU/SIM test tools experience,Python scripting,SIM-OTA and Remote SIM Provisioning knowledge.
CesiumAstro: Develops phased array communication systems for satellites and aircraft.
BS in Electrical Engineering; experience in board-level electronics design, analysis, and test; strong EE fundamentals; knowledge of software and mechanical interfaces; proficiency with lab equipment; excellent communication.
Altium, Cadence, KiCAD, LTSpice, Oscilloscopes, Power supplies, Multimeters, Logic analyzers
True Anomaly: Develops autonomous spacecraft and software for space security missions.
Software engineering experience (Python/TypeScript), familiarity with LLM APIs, REST/webhook integrations, ability to obtain Top-Secret clearance and U.S. work-authorization, strong communication and collaboration skills.
Chicago or Dallas or Houston or Atlanta or Washington or Boston or Denver or San Antonio or Miami or Tampa or Columbus or St. Louis or Kansas City
$120k-$150k/yrRemoteFull Time
Hub International: Provides global insurance brokerage and risk management services.
5+ YOE5+ years experience with AS/400 (IBM i) and RPGLE, SQL, Microsoft Access, OpenEdge Progress, Visual Basic, Linux; bachelor's in CS/IT or equivalent; strong communication and problem-solving skills.
AS/400 (IBM i), RPGLE, VS Code, Code for IBM i, Git, GitHub, Microsoft Access, OpenEdge Progress, Visual Basic, Linux, SQL
NEI Electric Power Engineering: Engineers high-voltage electrical infrastructure and renewable energy systems.
0+ YOEBSEE or BSEET, EIT/FE preferred, 0+ years engineering experience, AutoCAD and Microsoft Office proficiency, knowledge of power system software (Aspen, PSSE, ETAP, SKM), ability to travel ~25-30%.
AutoCAD, Microsoft Excel, Microsoft Word, Aspen, PSSE, ETAP, SKM, SCADA, PLC
Rocket LabNASDAQ: RKLB: Designs and builds launch vehicles and satellite systems.
Bachelor's in engineering, experience with spacecraft mission design or operations, software development (Python/Ruby/C/C++), understanding of spacecraft subsystems and orbital mechanics, U.S. citizenship or equivalent export-authorized status.
Rocket LabNasdaq: RKLB: Operates launch vehicles and manufactures satellites for space missions.
2+ YOEBachelor's in engineering, spacecraft/ground-systems experience, software development (Python/Ruby/C/C++), understanding of spacecraft subsystems and orbital mechanics, U.S. citizenship required; Engineer II prefers 2+ years experience.
Greenwood Village or Denver or Colorado Springs or United States
$20-$25/hrHybridFull Time
K3 Technology: Managed IT services, cybersecurity, and AI solutions for businesses.
Provide technical support and troubleshooting for clients (LAN/WAN, hardware, software, Office 365), maintain documentation, perform onsite visits across Denver/COS metro, and deliver high-quality customer service.
Microsoft Windows, Microsoft Windows Server, macOS, Addigy, NinjaRMM, ConnectWise Control, Meraki, SonicWall, Microsoft Azure, Microsoft 365, Microsoft Intune, Microsoft Autopilot, KnowBe4, Proofpoint Essentials, Mimecast, SentinelOne EDR, Monday, Huntress, HaloPSA, Microsoft Office, Ubiquiti, VMware, Veeam, PowerShell, Synology
JabilNYSE: JBL: Provides manufacturing and supply chain solutions for global brands.
1+ YOEBachelor's degree required; 1–2 years materials-related experience preferred. Proficiency with ERP/MRP systems and Jabil software, strong math, communication, and planning skills, and ability to develop schedules, forecasts, and recovery plans.
3+ YOEUndergraduate degree in anthropology/archaeology, archaeological field school experience, 3-5 years related experience, Phase I/Class III survey and shovel testing, physically able for outdoor fieldwork, basic office software and communication skills.