131 sr principal software engineer jobs at 54 companies in Parker, CO

2mo
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Sr Principal Software Engineer
Colorado Springs, Colorado, United States
$129k-$194k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
8+ YOEActive DoD Secret clearance; software development experience (Java, C++, JavaScript); microservices; Red Hat Linux; Agile/JIRA/Confluence; EV principles; SW CDRL items; BOE pricing.
Java, C++, JavaScript, Microservices, Red Hat Linux, SEER-SEM, Earned Value (EV), JIRA, Confluence, Software Requirements Specifications, Software Design Descriptions, Software Version Descriptions
1mo
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Principal / Sr Principal Algorithms Software Engineer
Boulder, Colorado, United States
$155k-$180k/yr OnsiteFull Time
Auria
Auria: Engineering and software solutions for space and defense missions.
5+ YOEActive in-scope U.S. Government Secret clearance required, ability to obtain TS/SCI, 5+ years relevant experience for principal roles (8+ for Sr Principal), Python and C++ development, Linux and command-line utilities, algorithm and state estimation experience, strong statistics and analysis skills, willingness to travel up to 10%.
Python, C++, Linux, grep, awk, cat, head
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
3mo
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Principal Software Engineer
Boulder or New York City
$200k-$240k/yr HybridFull Time
Sovrn
Sovrn: Provides software and data tools for digital publishers to monetize.
10+ YOE10+ years software engineering; 5+ years adtech infrastructure; backend focus; experience with AI tooling; distributed systems; OpenRTB knowledge.
Java, Kafka, Redpanda, AWS, Databricks, Datadog, ONYX
2w
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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
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
1w
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Sr. Principal Software Engineer
Louisville or Centennial
OnsiteFull Time
Sierra Space
Sierra Space: Develops spacecraft and infrastructure for orbital and space transportation
15+ YOEBachelor's degree or equivalent experience, 15+ years of related experience, advanced software architecture expertise, leadership skills, Agile/Scrum experience, and ability to obtain and maintain a Secret U.S. security clearance.
Git, Python, C++, Bash, PowerShell, Perl, Ansible, Puppet, Chef, Terraform, JIRA, Confluence, Jenkins, GitHub, GitLab, Bitbucket, MySQL, PostgreSQL, MongoDB, AWS, Azure, Google Cloud, Docker, Kubernetes, SysML, UML
3d
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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
1w
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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
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
1mo
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Senior Principal Engineer – Embedded Software
Broomfield or Westminster or Boulder
$133k-$226k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
8+ YOEBS in engineering or related field + 8+ years experience; U.S. person required and must be willing/eligible to obtain Top Secret/SCI; experience with embedded Linux, C/C++, Rust, Python, CI/CD, and embedded software lifecycle.
CI/CD, Containerization, C/C++, Rust, Python, Ruby, Embedded Linux, FPGAs, MQTT, ZeroMQ, PetaLinux, Yocto, Device tree, UML, Protobuf, FlatBuffers, MATLAB, Cameo, PlantUML, DevSecOps, Yocto Project, OpenEmbedded, gtest, ctest, hardware-in-the-loop
3w
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Sr. Principal Software Engineer - Boulder, CO
Boulder, Colorado, United States
$149k-$167k/yr OnsiteFull Time
Davidson Technologies
Davidson Technologies: Delivers engineering and technology solutions for national security missions.
9+ YOEExperience in Linux and software development with Python and C/C++; strong algorithm, state estimation, and data analysis skills; ability to obtain TS/SCI; willingness to travel up to 10%.
Python, C++, C, Java, Linux, grep, awk, cat, head, Git, Conan, CMake, Nexus, Bash, Jira, Confluence, Bitbucket, Atlassian Tool Suite
1w
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Principal Software Engineer
Denver, Colorado, United States
$223k-$301k/yr RemoteFull Time
Cisco
CiscoNASDAQ: CSCO: Develops and sells networking hardware and cybersecurity software.
15+ YOERequires a bachelor's degree and 15+ years, master's and 12+ years, or PhD and 8+ years in software engineering; 10+ years full-stack development with Java or Spring Boot, React, Angular, or Vue.js; enterprise APIs, CI/CD, Git, and Kubernetes.
Java, Spring Boot, React, Angular, Vue.js, GitHub Actions, Kubernetes, Argo CD, HashiCorp Vault, Helm, Kustomize, Terraform, Ansible
4d
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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
4d
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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
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
1mo
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Principal Software Engineer (Onsite)
Aurora, Colorado, United States
$108k-$205k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
8+ YOEActive TS/SCI clearance, U.S. citizenship, typically 8+ years software engineering experience (or 5+ with advanced degree), experience leading Agile teams, proficiency with AWS and modern microservice/DevSecOps practices.
AWS, Ruby, SDS, SEAM, Agile, SAFe, LeSS, Scrum@Scale
1mo
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Associate Principal Software Engineer
Louisville or Covington
$159k-$254k/yr OnsiteFull Time
BD
BDNYSE: BDX: Manufactures medical devices, surgical instruments, and pharmacy automation systems.
10+ YOE10+ years embedded/medical device software experience, BS/MS in related discipline, strong software architecture, cybersecurity, systems thinking, and cross-functional influence skills.
C, C++, RTOS, embedded Linux, Bluetooth, BLE, Wi-Fi, Ethernet, APIs, CI/CD, static analysis, simulator, hardware-in-the-loop, software-in-the-loop, IEC 62304
2mo
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Principal Software Engineer
Boulder or Austin
$180k-$220k/yr OnsiteFull Time
Atom Computing: Building scalable quantum computers using arrays of neutral atoms.
10+ YOE10+ years engineering experience, Bachelor's in CS/CE, proven architecture leadership, proficiency with Python and SQL, Linux experience, familiarity with Git and automated testing, and willingness to learn atomic/optical/quantum concepts.
Python, Rust, TypeScript, React, SQL, Linux, Git, Terraform, Azure, AWS, GCP
3mo
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Principal Software Engineer - Media Ads Service
Nashville or Austin or Broomfield or United States
$100k-$223k/yr OnsiteFull Time
Oracle
OracleNYSE: ORCL: Provides cloud infrastructure and enterprise software for global businesses.
8+ YOE8+ years in distributed systems or video streaming; experience with advertising systems; strong Java/Go/C++; networking; high-scale, low-latency systems; BS or MS in CS or related field.
Java, Go, C++, Networking protocols, Distributed systems, Video streaming