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1,376 sr software engineer jobs at 414 companies in Castle Rock, CO

2mo
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Sr. Software Engineer
Tucson or Centennial or Chantilly
$190k-$260k/yr OnsiteFull Time
Rincon Research Corporation
Rincon Research Corporation: Designs high-performance digital signal processing solutions for defense missions
15+ YOEProficient in modern software engineering, C++ and Python, 15+ years experience, TS/SCI clearance, US citizenship.
C++, Python, Linux, Gitlab, CI/CD, Docker, Kubernetes, PIP
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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
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2mo
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Sr. Software Engineer
Lakewood, Colorado, United States
$140k/yr OnsiteFull Time
Prime Robotics
Prime Robotics: Designs and manufactures autonomous mobile robots for warehouse automation.
5+ YOE5+ years of software engineering with Java/Spring Boot, ownership of end-to-end projects, mentorship, on-site role in Lakewood, CO.
Java, Spring Boot, APIs, Distributed Systems
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1mo
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Software Engineer Sr
Colorado Springs or King of Prussia
$93k-$186k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
US citizen with DoD Secret clearance, strong software engineering background with proficiency in C#, C++, Angular, DevOps and Kubernetes, Agile experience, and technical leadership preferred.
C#, Angular, C++, DevOps, Kubernetes, Microservices, Active MQ, N-Unit Testing, Git, GitHub, DevSecOps, Cypress, Postman
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4d
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Sr Software Engineer
Lafayette, Colorado, United States
$125k-$187k/yr OnsiteFull Time
Medtronic
MedtronicNYSE: MDT: Developing and manufacturing medical technologies and therapies globally.
5+ YOEBachelor's degree in computer science, computer engineering, or equivalent; 5+ years with C++, C#, and Java; Linux, Windows, cloud platforms, software development, and regulated medical-device experience.
C++, C#, Java, Linux, Microsoft Windows, cloud platforms
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4d
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Sr Software Engineer
Lafayette, Colorado, United States
$125k-$187k/yr OnsiteFull Time
Medtronic
MedtronicNew York Stock Exchange: MDT: Develops and manufactures medical devices and digital health solutions.
5+ YOEBachelor's degree in computer science, computer engineering, or equivalent; 5+ years with C++, C#, and Java; Linux, Windows, cloud platforms, OOA&D, regulated software, and change management experience.
C++, C#, Java, Linux, Windows, cloud platforms, OOA&D, AI
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2w
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Sr. Software Engineer
Denver, Colorado, United States
$95k-$135k/yr HybridFull Time
Vertafore
VertaforeNYSE: ROP: Provides cloud-based software solutions for the insurance industry.
5+ YOERequires 5–7 years of C# and ASP.NET experience, advanced MS SQL skills, enterprise software design, security practices, automated testing, CI/CD pipelines, AI development tools, and mentoring experience.
C#, ASP.NET, MS SQL, GitHub Copilot, Claude, ChatGPT, xUnit, NUnit, Selenium, Playwright, GitLab, TDD, BDD, CI/CD, LLM
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3mo
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Sr Software Engineer, Ground Software
Centennial or Louisville
$157k-$215k/yr OnsiteFull Time
Sierra Space
Sierra Space: Develops spacecraft and infrastructure for orbital and space transportation
8+ YOEBachelor's degree or equivalent, 8+ years experience, multiple programming languages, design/architect complex software, Agile/Scrum, leadership, security clearance eligibility.
Python, React, Git, GitHub, GitLab, Bitbucket, FastAPI, Kubernetes, Helm, ArgoCD, JIRA, Confluence, Bash, PowerShell, Ansible, Docker, AWS, MySQL, PostgreSQL, MongoDB
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3w
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Sr. Software Engineer (Contract)
Arlington or Denver or Houston or Merritt Island or United States
RemoteContract
Airbus U.S. Space & Defense
Airbus U.S. Space & DefenseEuronext Paris: AIR: Provides satellite, helicopter, and cybersecurity solutions for U.S. defense.
8+ YOEBachelor's in STEM (Masters preferred). 8 years' experience (6 with Masters) designing and developing embedded/aerospace software. Proficiency in C/C++. US citizenship and ability to obtain government security clearance required.
C, C++
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2d
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Sr. Software Engineer
Colorado Springs, Colorado, United States
$125k-$140k/yr OnsiteFull Time
Sanmina
SanminaNASDAQ: SANM: Global provider of integrated electronics manufacturing and engineering solutions.
8+ YOEBachelor's degree and 8+ years of related experience. Requires deep hands-on expertise in at least two of Linux, Kubernetes, and storage, with systems programming, debugging, and networking knowledge.
Linux, Kubernetes, CSI, etcd, kubelet, CRI, CNI, controllers, operators, API, C, Go, SCSI, Samba, NFS, ZFS, OpenLustre, BeeGFS, SeaweedFS, Ceph, SCST, LIO, ARP, GRE, WireGuard, Tailscale, EdgeVPN, OpenVPN, tcpdump, Wireshark, kube-proxy
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2d
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Sr. Software Engineer
Colorado Springs, Colorado, United States
$125k-$140k/yr OnsiteFull Time
Sanmina
SanminaNASDAQ: SANM: Designs and manufactures complex electronics and mechanical systems.
8+ YOEBachelor's degree and 8+ years of experience. Deep hands-on expertise in at least two of Linux, Kubernetes, and storage, with systems programming, debugging, and networking skills.
Linux, Kubernetes, C, Go, SCSI, Samba, NFS, ZFS, OpenLustre, BeeGFS, SeaweedFS, Ceph, SCST, LIO, WireGuard, Tailscale, EdgeVPN, OpenVPN, tcpdump, Wireshark, GRE
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3w
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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
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3w
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Sr. Software Design Assurance Engineer
Colorado Springs or San Diego or Plymouth
$80k-$136k/yr HybridFull Time
Philips
PhilipsEuronext Amsterdam: PHIA: Manufactures medical imaging systems and personal care appliances.
8+ YOE8+ years in medical device software quality or development; expertise in software design verification, risk management (IEC 62304, ISO 14971), and regulatory standards (21 CFR 820, ISO 13485); BS/MS in engineering field; experience with Agile/SAFe and defect/traceability tools.
Agile, SAFe, Jira, ClearQuest, JMP, Minitab, JAMA, IBM DOORS
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2mo
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Sr. Software Engineer (ServiceNow)
Denver, Colorado, United States
$100k-$200k/yr OnsiteFull Time
Applied Network Solutions: Providing cybersecurity and network engineering services for government agencies.
16+ YOETS/SCI with poly required; 16 years total experience (or education equivalent); ≥5 years ServiceNow experience; ServiceNow System Administrator certification plus an advanced ServiceNow cert; IAT Level 2; experience with automation (Ansible, Python, Terraform, PowerShell).
ServiceNow, RHEL, Windows, MariaDB, Agile, Scrum, SDLC, Cisco NSO, Ansible, Python, Terraform, PowerShell, JavaScript, Java, Perl, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, Juniper, Cisco, COTs, GOTS, ITSM
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2mo
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Sr. Software Engineer - Ignition
Denver, Colorado, United States
HybridFull Time
KPMG
KPMG: Global professional services network providing audit, tax, and advisory.
3+ YOEMinimum 3 years software development experience; familiarity with microservices, RESTful APIs, auth, Python/.NET/C#/Angular, SQL, Microsoft Azure, LLM/AI integration; bachelor's preferred, master's desired.
Angular, TypeScript, Python, .NET, C#, T-SQL, SQL, Microsoft Azure, Microsoft Azure App Services, Microsoft Azure Functions, Microsoft Azure SQL Database, Microsoft Azure DevOps, Microsoft Azure OpenAI, PyTorch, TensorFlow, scikit-learn
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2w
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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
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1mo
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Software Engineer Sr
Strongsville or Pittsburgh or Cleveland or Dallas or Phoenix or Denver or Birmingham
$86k-$158k/yr OnsiteFull Time
PNC Financial Services
PNC Financial ServicesNYSE: PNC: Provides banking, lending, and investment services to customers.
3+ YOE3+ years building Microsoft 365 solutions with SharePoint Online, SPFx, Power Platform, PowerShell, JavaScript/TypeScript, REST/Microsoft Graph, and Git; Bachelor's degree typical.
SharePoint Online, SharePoint Framework (SPFx), Power Platform, PowerShell, JavaScript, TypeScript, REST APIs, Microsoft Graph, JSON, HTML, CSS, Git, Microsoft 365, Power Apps, Power Automate
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Software Development Engineer III / Sr. Software Development Engineer - AI Platform
Boulder, Colorado, United States
$156k-$234k/yr HybridFull Time
Workday
WorkdayNASDAQ: WDAY: Provides cloud-based software for financial and human capital management.
5+ YOE5+ years software development experience (SDE III) or 8+ years for senior; strong distributed systems, backend/platform engineering, security and observability; proficiency in Java, Go, Rust, or Python; production reliability and API experience.
Java, Go, Rust, Python
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1w
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Sr. Software Development Engineer, PEET
Denver, Colorado, United States
$168k-$227k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
5+ YOETS/SCI with polygraph required; 5+ years professional software development and architecture experience, bachelor's degree, programming and system design skills, on-call responsibilities, mentoring experience.
Grafana, Prometheus, Wickr, Kinesis Video Streams
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1mo
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Software Engineer, Sr. Staff - Power and Limits Management
Denver, Colorado, United States
$146k-$220k/yr OnsiteFull Time
Qualcomm
QualcommNASDAQ: QCOM: Designs and manufactures semiconductors and wireless telecommunications products.
6+ YOEBachelor's in Engineering/CS/IS with 6+ years (or Master's 5+, PhD 4+) software engineering experience. Proficiency in C/C++, Java, Python; embedded/RTOS, ARM architecture, debugging with JTAG, compilers/linkers, version control.
C, C++, Java, Python, JTAG, Compilers, Linkers, Perforce, Git, Android, ARM
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