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126 principal engineer software development jobs at 54 companies in Colorado

3mo
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Principal Software Engineer
Denver, Colorado, United States
$225k-$270k/yr HybridFull Time
FusionAuth
FusionAuth: Provides authentication and user management software for developers.
12+ YOEBachelor's in CS or equivalent; 12+ years software engineering; 5+ years in identity/security; hands-on leadership; strong Java; CIAM expertise.
Java, PostgreSQL, MySQL, OAuth, OpenID Connect, SAML, SCIM
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1w
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Senior or Principal Software Development Engineer - Agent Factory
Boulder or Toronto or Vancouver
$156k-$264k/yr HybridFull Time
Workday
WorkdayNASDAQ: WDAY: Provides cloud-based software for financial and human capital management.
8+ YOESenior role requires 8+ years or principal role 12+ years in software development. Requires cloud SaaS, distributed systems, DevOps, CI/CD, testing, observability, Docker, Kubernetes, communication, and a bachelor's degree or equivalent.
AWS, DevOps, CI/CD, Docker, Kubernetes, Elasticsearch, Java, TypeScript
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3mo
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Principal Software Engineer
Denver, Colorado, United States
$190k-$245k/yr OnsiteFull Time
Performance Drone Works
Performance Drone Works: Manufacturer of autonomous, tactical unmanned aerial systems for defense.
10+ YOEExpert-level C++ development; architect large-scale cross-platform systems; lead engineering initiatives; strong communication.
C++, Qt, REST, JSON, QML, QtWidgets, Git, CMake, QMake
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1mo
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Principal Software Engineer
Rothschild or Alabama or Arkansas or Arizona or Colorado or Florida or Georgia or Illinois or Indiana or Kentucky or Louisiana or Maryland or Michigan or Minnesota or Missouri or Mississippi or North Carolina or New Jersey or Nevada or New York or Ohio or Oklahoma or Oregon or South Carolina or Tennessee or Texas or Utah or Virginia or Washington or Wisconsin
$135k-$160k/yr RemoteFull Time
Foundation Finance
Foundation Finance: Point-of-sale consumer financing for home improvement projects.
7+ YOEBachelor's in CS/Engineering or related,7+ years development experience,technical leadership and architecture experience,mentoring skills,and strong presentation and stakeholder communication.
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2w
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Principal Engineer – Software Development
Boulder, Colorado, United States
$75k-$232k/yr OnsiteFull Time
Microchip Technology
Microchip TechnologyNasdaq: MCHP: Manufacturer of microcontrollers, analog, and mixed-signal integrated circuits.
10+ YOEBachelor's degree with 10+ years or master's degree with 7–8 years of relevant experience; proficiency in C, C#, Python, SQL; test instrumentation, circuits, signal analysis, and U.S. export eligibility required.
C#, C, Python, SQL, LabVIEW
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2w
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Engineer Principal – Ground/Application Software
Aurora, Colorado, United States
$118k-$201k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
Bachelor's degree in engineering or related technical field plus 6+ years' experience; active TS/SCI clearance, U.S. citizenship, object-oriented design, software lifecycle, UML, and listed development technologies required.
CI/CD, C, C++, Rust, Python, Ruby, AWS, AWS Lambda, Docker, Kubernetes, Spring, Jersey, Flask, CherryPy, Ruby on Rails, JavaScript, Angular, React, JavaFX, Qt, SQL, NoSQL, JPA/ORM, UML, Azure, MQTT, AMQP, Kafka, Vue, Nginx, Apache, Postgres, MATLAB, Cameo, PlantUML, DevSecOps, gtest, ctest, Agile
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1w
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Engineer Principal – Embedded Software
Boulder or Westminster or Broomfield
$118k-$201k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
6+ YOEBachelor’s degree in engineering or related technical field plus 6+ years’ experience, or equivalent. Requires TS/SCI eligibility, embedded software expertise, and experience with C/C++, Rust, Python, Linux, testing, and software lifecycle practices.
CI/CD, C/C++, Rust, Python, Ruby, Embedded Linux, MQTT, ZeroMQ, PetaLinux, Yocto, UML, Protobuf, FlatBuffers, MATLAB, Cameo, PlantUML, DevSecOps, OpenEmbedded, gtest, ctest, Scrum, Agile
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Sr Principal Software Engineer (26-355)
Colorado Springs, Colorado, United States
$129k-$194k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
6+ YOEActive DoD Secret clearance, 6+ years software engineering experience (degree/experience alternatives noted), proficiency in Python and object-oriented languages, Java/J2EE experience, mentoring ability, Agile and enterprise development skills.
Python, Java, J2EE, Java Foundation Classes and Toolkits, C#, C++, Maven, Git, GitHub, Nexus, Eclipse, Linux, Windows, Jira, Confluence, SysML
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3w
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Principal Software Engineer / Sr. Principal Software Engineer
Colorado Springs, Colorado, United States
$104k-$155k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
5+ YOEActive Top Secret/SCI clearance, US citizenship, 5+ years software development with Python and C++; experience with Agile/DevOps, software architecture, Docker/Kubernetes, and satellite ground or mission software preferred.
Python, C++, Postgres, Ansible, PKI, Docker, Kubernetes, Linux
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2w
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Principal Engineer – Software
Englewood, Colorado, United States
$169k/yr OnsiteFull Time
EchoStar
EchoStarNasdaq: SATS: Global provider of satellite solutions and wireless communications services.
5+ YOEBachelor's degree in computer science, engineering, or related field and 5 years of experience required. Requires data engineering, database, SQL, Python, Linux shell scripting, AWS, Control-M, and reporting tool experience.
Amazon Redshift, Snowflake, Oracle, Microsoft SQL Server, Teradata, SQL, Python, Linux, Control-M, Amazon Web Services (AWS), Orbit Analytics, Tableau
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1w
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Principal Software Engineer
Huntsville or Atlanta or Fort Worth or Denver
$160k-$200k/yr OnsiteFull Time
Lynx Software Technologies
Lynx Software Technologies: Provides secure, safety-certified software for aerospace and defense.
8+ YOEBachelor's degree in STEM, 8+ years embedded software development, C/C++, integration and test, full lifecycle development, Linux and Windows, communication skills, and active Secret clearance.
C, C++, Linux, Windows, Confluence, JIRA, Bitbucket, Python, Cameo, AADL, DO-178C
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1mo
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Principal Software Engineer
Colorado Springs, Colorado, United States
$143k-$214k/yr OnsiteFull Time
KBR
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
10+ YOEActive U.S. Top Secret/SCI clearance, 10+ years software engineering, expertise in distributed high-availability systems, Java/Python, software architecture, and leadership of cross-functional teams.
Java, Python, TDD, CI/CD, DevSecOps, Agile
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1w
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Principal Software Engineer
Colorado Springs, Colorado, United States
OnsiteFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
13+ YOEBachelor’s plus 15+ years or master’s plus 13+ years in software development; 7+ years in full-stack development; cloud-native, DevSecOps, APIs, microservices, CI/CD, testing, and government or defense experience.
Python, Java, C#, Go, React, Angular, Vue.js, HTML5, CSS3, AWS, Azure, DAF Cloudworks, GCP, Git, Jenkins, Docker, Kubernetes, Terraform, Helm, RESTful, GraphQL, Kafka, RabbitMQ, JMeter, Selenium, Jest, Trivy
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2mo
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Principal Engineer
Alabama or Arizona or Arkansas or California or Colorado or Connecticut or Florida or Georgia or Hawaii or Idaho or Illinois or Indiana or Iowa or Kansas or Kentucky or Maryland or Massachusetts or Michigan or Minnesota or Missouri or Nevada or New Hampshire or New Jersey or New Mexico or New York or North Carolina or Ohio or Oklahoma or Oregon or Pennsylvania or Rhode Island or South Carolina or Tennessee or Texas or Vermont or Virginia or Washington or Wisconsin
$210k-$262k/yr RemoteFull Time
Fuze Health
Fuze Health: Integrated digital health, home diagnostics, and virtual pharmacy platform.
10+ YOEBachelor's in CS or related; 10+ years software engineering experience with 3+ years at staff/principal level; deep expertise in AWS, PostgreSQL, Ruby on Rails, Python, TypeScript/JavaScript; experience building scalable, high-throughput systems; strong communication; U.S. work authorization required.
AWS, PostgreSQL, Ruby on Rails, Python, TypeScript, JavaScript, Slack, GSuite, Jira, HL7, FHIR, NCPDP, EHR
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2w
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Principal Software Engineer
Colorado Springs or Dayton or Herndon
$175k-$200k/yr HybridFull Time
Auria
Auria: Engineering and software solutions for space and defense missions.
Software development experience with Unix/Linux, microservices, messaging, REST APIs, Agile/DevOps, Python, Java, JavaScript/React, and Cucumber; ability to obtain and maintain Top Secret clearance.
Unix, Linux, RabbitMQ, REST APIs, Agile, DevOps, Python, Java, JavaScript, React, Cucumber, CI/CD, GitHub, GitLab, Jira, Sphinx, NASA GMAT
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1mo
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Principal Software Engineer
Lone Tree or Plano or Englewood
$165k-$227k/yr HybridFull Time
Sierra Nevada Corporation
Sierra Nevada Corporation: Develops mission-critical aerospace and national security technology systems.
14+ YOEBachelor's in CS or related (Master's preferred), 14+ years software development experience, expert in C++, Java, or Python, extensive leadership experience, active Secret clearance required with ability to obtain Top Secret/TS-SCI.
C++, Java, Python, C, C#, HTML, Bash, RTOS, Open Mission System, Universal Command and Control Interface, Agile, Scrum, Waterfall, Spiral
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2mo
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Principal Software Engineer
Colorado or United States or Canada or Europe
$150k-$214k/yr HybridFull Time
GHX
GHX: Cloud-based healthcare supply chain and data automation platform.
12+ YOE12+ years software engineering experience, BS in Computer Science, strong Java (Spring) expertise, .NET knowledge, cloud (AWS/Azure/GCP), distributed systems, microservices, API design, CI/CD/DevOps, front-end (Angular/React), and leadership experience.
Java, Spring, .NET, AWS, Azure, GCP, CI/CD, DevOps, Angular, React, NoSQL, AI/ML, AI coding assistants
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1w
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Senior Principal Software Engineer
United States or Phoenix or Dallas or Charlotte or California or Connecticut or New York or Colorado or Illinois or Minnesota or Washington or Nevada or Maryland or New Jersey or Hawaii or District of Columbia or North Dakota or Mississippi or Rhode Island or Vermont or Wyoming
$150k-$226k/yr RemoteFull Time
Shutterfly
Shutterfly: Manufacturer and retailer of personalized photo products and gifts.
12+ YOEBachelor's in engineering or computer science and 12+ years of software engineering experience, distributed systems expertise, large-scale architecture, cloud operations, coding, and technical strategy leadership.
LLMs, vector databases, orchestration frameworks, A/B testing
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1mo
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Principal Software Developer(hybrid)
Redwood City or Santa Clara or Austin or Seattle or Nashville or Broomfield
$94k-$224k/yr HybridFull Time
Oracle
OracleNYSE: ORCL: Provides cloud infrastructure and enterprise software for global businesses.
7+ YOE7+ years software development experience with object-oriented languages; strong CS fundamentals, distributed systems and microservice experience, problem-solving and communication skills.
Java, C++, C#, Javascript, Go
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5d
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Principal, Software Engineer
New York or California or Illinois or Atlanta or Boston or Chicago or Denver or Los Angeles or New York or Salt Lake City or San Diego
$122k-$165k/yr RemoteFull Time
DEPT
DEPT: Global digital agency providing integrated technology and marketing services.
7+ YOERequires 7+ years software experience, 3+ years Python, expert backend and distributed systems knowledge, cloud and Docker experience, API integration, databases, frontend architecture, CI/CD, and technical leadership.
Python, Gemini CLI, Claude Code, Codex, Angular, TypeScript, Google Cloud, AWS, Azure, Docker, Git, Mercurial, Agile, CI/CD, Google's Agent Development Kit (ADK), SQL, NoSQL, LLM
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