238 senior software developer jobs at 68 companies in Simla, CO

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
2mo
Save
Mark Applied
Hide
Senior Software Engineer
Colorado Springs, Colorado, United States
$100k-$155k/yr OnsiteFull Time
Bluestaq
Bluestaq: Develops secure data management platforms for defense and space missions.
4+ YOESenior software engineer with full-stack skills, mentoring, distributed systems experience, and cloud deployment.
Cloud, Docker, Kubernetes, CI/CD
2mo
Save
Mark Applied
Hide
Senior Software Engineer
Colorado Springs, Colorado, United States
OnsiteFull Time
NextGen Federal Systems
NextGen Federal Systems: Provides advanced software engineering and mission support to federal agencies.
5+ YOESenior software engineer with 5+ years in aerospace/defense, STK experience, TS/SCI eligibility, strong Python/Flask, React, API integration, Docker, cloud.
STK, STK Engine, STK Components, Cesium, Python, Flask, React, REST, Git, Docker, Cloud, MBSE, Digital Thread
2mo
Save
Mark Applied
Hide
Senior Software Engineer
Colorado Springs, Colorado, United States
$194k-$262k/yr OnsiteFull Time
Four Sea Group
Four Sea Group: Technical mission support and software engineering for aerospace.
10+ YOESeasoned software engineer lead with architecture, mentoring, and delivery across complex, mission-critical systems.
C++, Python, Git, Linux, APIs, Distributed systems, Docker, Kubernetes, Jenkins, GitLab
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Colorado Springs, Colorado, United States
$120k-$160k/yr OnsiteFull Time
SAIC
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
5+ YOEBachelor's degree and 5+ years' experience, active Secret clearance, experience with C/C++, Java, Python, FORTRAN, and Agile development; ability to develop, test, and deploy software for radar systems.
C/C++, Java, Python, FORTRAN, Agile
1mo
Save
Mark Applied
Hide
Senior Ground Software Engineer, Space
Colorado Springs or Costa Mesa
$165k-$218k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
8+ YOESenior software engineer with 8+ years in languages like Java, Python, C++, Rust; Space C2 experience; clearance eligibility; strong communication.
Go, Rust, C++, Kubernetes, OpenShift, Helm, Python, Java, JavaScript
1d
Save
Mark Applied
Hide
Senior Software Engineer
Colorado Springs or Beavercreek Township
$116k-$174k/yr OnsiteFull Time
KBR
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
5+ YOEActive U.S. Top Secret/SCI clearance,5+ years software development,4+ years Java or Python,experience with distributed/high-throughput systems,BS in a technical field,mentoring and architecture experience.
Java, Python, MIL-STD-6016, MIL-STD-3011, TDD, CI/CD
1w
Save
Mark Applied
Hide
Senior Software Engineer
Colorado Springs or Boston
HybridFull Time
Odyssey Systems
Odyssey Systems: Provides engineering, integration, and technical services to defense clients.
5+ YOEUS citizen with active Secret clearance, BS in a STEM field, 5+ years software development experience in scientific/high-performance computing, proficiency with TypeScript/React and Julia or other high-performance languages, parallelism and REST API experience.
TypeScript, React, Julia, C++, Rust, Fortran, Python, NumPy, Numba, Cython, DifferentialEquations.jl, SatelliteToolbox.jl, PackageCompiler.jl, ONNX.jl, ONNX Runtime, CesiumJS, Resium, CZML, Electron, electron-builder, HTTP.jl, GitHub Actions, Recharts, Plotly.js, NSIS, AppImage
3w
Save
Mark Applied
Hide
SENIOR SOFTWARE DEVELOPER/ENGINEER (CLOUD/CYBER)
Huntsville or Aberdeen or Colorado Springs or Crestview or Tupelo
OnsiteFull Time
Sentry Construction
Sentry Construction: Provides general contracting and comprehensive property maintenance services.
7+ YOEBS in CS/Software Eng or equivalent, 7+ years software development experience, DoD Top Secret/SCI eligibility, experience with Python, containers, AI/LLMs, databases, Linux, AWS, and Agile/Scrum.
LLMs, Ollama, LM Studio, Python, C#, Go Lang, React, JavaScript, HTML, CSS, Git, Docker, Bash, TensorFlow, PyTorch, SQL, MongoDB, PostgreSQL, Redis, Linux, AWS, RESTful API, Agile/Scrum
3w
Save
Mark Applied
Hide
Senior Software Engineer
Colorado Springs, Colorado, United States
$130k-$180k/yr OnsiteFull Time
Omitron
Omitron: Provides aerospace engineering and mission operations for space programs.
6+ YOEUS citizen eligible for U.S. government security clearance; Bachelor's in Software Engineering/CS; 6+ years software engineering experience; schema-driven data formats (DFDL/XML/JSON); Git, CI/CD, automated testing; proficiency in Python/Java/C++; technical leadership and Agile experience.
DFDL, XML, JSON, Git, CI/CD, Python, Java, C++, GitLab, JIRA, Confluence, RMF
3w
Save
Mark Applied
Hide
Senior Engineer I-Software
Colorado Springs, Colorado, United States
$70k-$105k/yr OnsiteFull Time
Microchip Technology
Microchip TechnologyNasdaq: MCHP: Manufacturer of microcontrollers, analog, and mixed-signal integrated circuits.
5+ YOEBachelor's or master's in computer science or related, 5+ years software development, experience with .NET, SQL, enterprise apps, technical leadership and mentoring, ability to work onsite in Colorado Springs and occasional off-hour global meetings.
Microsoft .NET, Visual Studio, C#, ASP.NET, Visual Basic, MVC, Web API, WCF, JavaScript, jQuery, HTML5, CSS3, SQL, Oracle, Microsoft SQL Server, SSRS, SSIS, Microsoft O365, Team Foundation Server, ETL
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Colorado Springs, Colorado, United States
$120k-$185k/yr OnsiteFull Time
GXM Technologies
GXM Technologies: Delivering rapid software solutions and innovation for defense organizations.
8+ YOEU.S. citizen with active TS/SCI clearance, Bachelor's in CS/SE/IS/Engineering, 8+ years software engineering experience, RESTful APIs, microservices, cloud-native, Java/Python/C#/JavaScript, Agile/DevSecOps experience.
Java, Python, C#, JavaScript, Kubernetes, RESTful APIs
1d
Save
Mark Applied
Hide
Senior Software Engineer
Colorado Springs, Colorado, United States
HybridFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
5+ YOEBachelor's degree with 5+ years' experience, active Secret clearance, experience with C/C++, Java, Python, FORTRAN, and Agile development; real-time embedded and leadership experience desired.
C/C++, Java, Python, FORTRAN
1mo
Save
Mark Applied
Hide
Senior Java Software Engineer – Developer
Herndon or Seal Beach or El Segundo or Colorado Springs
$172k-$232k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
5+ YOEBachelor’s degree; Top Secret clearance; 5+ years in Java/C++, Angular/ReactJS, HTML/CSS; experience with software development and configuration management tools; Windows and Linux experience; Agile experience.
Java, C++, Angular, ReactJS, HTML, CSS, DevSecOps, CI/CD, Windows, Linux
1w
Save
Mark Applied
Hide
Software Engineer Senior
Colorado Springs, Colorado, United States
$93k-$164k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
US citizen able to obtain/maintain Top Secret/TS/SCI clearance; development experience with Java or JavaScript; containerization and cloud (Kubernetes, Docker, AWS/Azure/OpenStack/OpenShift); Agile, CI/CD, JIRA, Confluence experience.
GitLab, Kubernetes, Docker, Rancher, Java, JavaScript, Helm, Containerd, AWS, Azure, OpenStack, OpenShift, JIRA, Confluence
2mo
Save
Mark Applied
Hide
Sr Software Engineer
Lone Tree or Englewood
$143k-$197k/yr OnsiteFull Time
Sierra Nevada Corporation
Sierra Nevada Corporation: Develops mission-critical aerospace and national security technology systems.
10+ YOESenior software engineer with 10+ years experience; BS in CS/Software Engineering; expert in C++, Java, Python; active Secret clearance.
C++, Java, Python, software development tools, requirements tracking, code reviews
2d
Save
Mark Applied
Hide
Software Developer
Colorado Springs, Colorado, United States
$100k-$110k/yr OnsiteFull Time
IPT Associates
IPT Associates: Provides IT and professional services to federal government agencies.
10+ YOEBachelor's degree in CS/IS/Engineering,10 years experience, IAT-II, active security clearance required; experience designing and developing OS-level, embedded, compiler, or networking software.
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Warrenton or Colorado Springs or Florida
$110k-$150k/yr HybridFull Time
Auria
Auria: Engineering and software solutions for space and defense missions.
5+ YOEActive Secret clearance and US citizenship required; 5+ years systems engineering; Bachelor's in CS or equivalent; strong Python (asyncio), C++ (C++17/20), pybind11/Cython, Kubernetes/Docker, Linux internals, CI/CD (ArgoCD, GitHub Actions), Prometheus/Grafana.
Python, asyncio, C++, pybind11, Cython, Kubernetes, Docker, ArgoCD, GitHub Actions, Prometheus, Grafana, CMake, GitLab CI/CD
1mo
Save
Mark Applied
Hide
Senior Java Software Engineer – Developer
Herndon or Seal Beach or El Segundo or Colorado Springs
$161k-$232k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
5+ YOEBachelor’s degree; Top Secret clearance; 5+ years in Java/C++, Angular/ReactJS; experience on Windows and Linux; Agile development.
Java, C++, Angular, React, HTML, CSS, CI/CD
1mo
Save
Mark Applied
Hide
Regional Senior Software Engineer, CUDA
Colorado Springs, Colorado, United States
$150k-$185k/yr OnsiteFull Time
Trace3
Trace3: Provides IT consulting and technology solutions for enterprise digital transformation.
5+ YOE5+ years software engineering; DoD Secret clearance; CUDA experience; C++ and Linux proficiency; radar/signal processing experience preferred
CUDA, cuFFT, cuBLAS, C++, Linux, NVIDIA MatX, Docker, Podman, Radar signal processing
1mo
Save
Mark Applied
Hide
Software Engineer
Colorado Springs, Colorado, United States
$105k-$130k/yr OnsiteFull Time
Delta Solutions & Strategies
Delta Solutions & Strategies: Provides technical consulting and engineering services to the military.
5+ YOEBachelor's degree, 5+ years software development experience, proficiency with C#, .NET/Java/C++, DoD experience preferred, active Secret preferred and ability to obtain Top Secret clearance, strong communication skills.
C#, Microsoft .NET, Java, C++