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Senior Python Developer Jobs in Fort Collins, CO, US
250+ senior python developer jobs from 77 companies hiring in Fort Collins, CO, US.
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Sr Staff / Senior Python Software Engineer
Boulder, Colorado, United States
$126k-$175k/yr OnsiteFull Time
6+ YOEBachelor’s degree in CS/Engineering/Math/Physical Sciences; 6+ years of professional Python software engineering; microservices and distributed systems; real-time data processing pipelines; automated testing; Linux; Git; DoD clearance; strong communication.
Python, Linux, Docker, Git, pytest, CI/CD, Microservices, Distributed Systems, REST APIs, protobuf, ZeroMQ, Kafka, gRPC
3w
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Senior Software Developer
Louisville, Colorado, United States
$118k-$144k/yr OnsiteFull Time
5+ YOE5+ years of professional software development; strong SQL; Python; Git; REST APIs; pytest or similar testing; CI/CD experience; ability to own features end-to-end.
Python, SQL, Git, REST APIs, pytest, JavaScript, TypeScript, Node.js, CI/CD, GitLab CI
6d
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Senior Software Engineer
Boulder, Colorado, United States
$145k-$175k/yr OnsiteFull Time
Foresight Diagnostics: Develops ultra-sensitive blood tests for cancer recurrence monitoring.
8+ YOE8+ years full-stack development; Python backend; React frontend; PostgreSQL; Docker/Kubernetes; AWS or GCP; strong problem-solving and communication.
Python, React, PostgreSQL, Docker, Kubernetes, AWS, GCP
2w
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Senior Software Engineer
Longmont, Colorado, United States
$115k-$145k/yr OnsiteFull Time
5+ YOE5+ years of professional software development; automation testing frameworks; Java, Python, JavaScript/TypeScript, or C#; backend services/APIs; CI/CD; AI-assisted tools.
Playwright, Cypress, Selenium, pytest, REST-assured, Criterion, Java, Python, JavaScript/TypeScript, C#, Copilot, Claude
2mo
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Senior Cloud Developer - Virtualization
Fort Collins or Spring or Andover
$144k-$273k/yr HybridFull Time
7+ YOESenior cloud developer with 7-10 years of experience in cloud architectures and microservices; proficient in Python, Java, Golang, or JavaScript; Kubernetes experience.
Python, Java, Golang, JavaScript, Kubernetes, Docker, Microservices, Cloud-native
3w
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Senior Software Developer
Louisville, Colorado, United States
$118k-$144k/yr OnsiteFull Time
5+ YOE5+ years in professional software development; strong Python; SQL; REST APIs; Git; CI/CD; excellent communication; Bachelor’s degree in CS/Software Engineering.
Python, SQL, Git, GitLab CI, pytest, REST APIs, JavaScript, TypeScript, Node.js
4w
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Engineer Senior - Digital Test Developer
Westminster, Colorado, United States
$97k-$165k/yr HybridFull Time
4+ YOEBS in engineering or related field with 4+ years experience; full stack web/app development; Python and Ruby; CI/CD; software lifecycle.
Python, Ruby, JavaScript, Ruby on Rails, NodeJS, Docker, Veristand, LabVIEW, Cosmos/OpenC3, CI/CD
2mo
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HPE Morpheus Software - Senior Software Engineer
Fort Collins or Houston or Durham
$144k-$273k/yr HybridFull Time
8+ YOE8+ years experience in backend software development with Java/Python/Groovy/Ruby, Linux, REST APIs, cloud, CI/CD, virtualization, ITSM; strong design, documentation, and collaboration skills.
Java, Groovy, Ruby, Python, Linux, REST, SQL, NoSQL, CI/CD, Maven, Gradle, Git, AWS, Azure, GCP, VMware
1mo
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Senior Software Engineer – SDA
Flagstaff or Broomfield or Remote
$140k-$180k/yr HybridFull Time
5+ YOE5+ years software engineering; defense/space industry experience; Agile; Linux, Python, SQL, Docker, AWS; U.S. security clearance eligible.
AWS, Lambda, ECS, PostgreSQL, SQL, Python, Docker, Linux, ETL, Machine Learning, SDA
1mo
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Senior Firmware Engineer
Boulder, Colorado, United States
$150k-$200k/yr OnsiteFull Time
Embedded firmware development for ARM-based MCUs; C, Python; drivers (SPI, RS-232, CAN, Modbus); debugging and problem solving; degree in EE/CS or equivalent experience.
STM32 ARM MCU, SPI, RS-232, CAN, Modbus, JTAG, ARM assembly, Python, C, Linux, TensorFlow, CUDA
3w
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Senior Sales Engineer
Chicago or Westminster or Wakefield or Boston or New York or Irving
$147k-$273k/yr HybridFull Time
15+ YOE15+ years in pre-sales or sales engineering; proven success with complex enterprise deals; strong client presence at senior levels; ability to navigate technical and business discussions; proficient in SQL, Python, APIs, data pipelines, and cloud infrastructure.
SQL, Python, APIs, Data Pipelines, Cloud Infrastructure
2mo
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Senior Full-Stack Engineer
Culver City or Linthicum or Allen or Woodcliff Lake or Chicago or Orlando or Baton Rouge or Waltham or Phoenix or Harrisburg or West Valley City or Austin or Alpharetta or San Diego or Indianapolis or Lexington or Parma or Little Rock or Asheville or Birmingham or Chantilly or Washington or Brentwood or Plantation or Fort Collins or San Mateo or Schaumburg or Brooklyn
$140k-$180k/yr OnsiteFull Time
7+ YOE7+ years in software development; Bachelor's degree in CS/Engineering; backend (Node.js) and frontend (React) experience; API integrations; cloud and database experience.
Node.js, HapiJS, Python, JavaScript, React, SQL, Serverless, Lambda, CloudFormation, Elastic Beanstalk, EC2, VPC, DynamoDB, RDS, G Suite, Microsoft Graph, Okta, OneLogin, Slack, Linux, Docker, Datadog, CloudWatch, MQTT, log/data pipelines
2mo
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HPE Morpheus Software - Senior Software Engineer
Ft. Collins or Houston or Durham
$137k-$315k/yr HybridFull Time
8+ YOEBackend-focused software engineer with strong Java/Python/Linux experience; RESTful APIs, CI/CD, cloud knowledge; 8+ years, Bachelor’s in CS/Engineering.
Java, Python, Groovy, Ruby, Linux, RESTful APIs, SQL, NoSQL, Maven, Gradle, Git, CI/CD, AWS, Azure, Google Cloud
2mo
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Senior Spacecraft Software Engineer
Boulder or Glasgow
$131k-$171k/yr HybridFull Time
Spire Global: Operates a satellite constellation providing data and global analytics.
Proficient in C++ or Python; FPGA development; DSP; GNSS signal processing; cloud-based systems; strong software engineering skills.
C++, Python, FPGA, VHDL, HLS, DSP, GNSS, AWS
2mo
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Senior Platform Engineer
Arvada or Los Angeles or San Francisco or Seattle or Washington
$145k-$186k/yr HybridFull Time
3+ YOE3+ years in reliability, systems, DevOps, infrastructure, or platform engineering; Bachelor's degree; ability to obtain security clearance; ITAR eligibility.
Kubernetes, Terraform, Python, New Relic, DataDog, Splunk, AWS CloudWatch, GitHub Actions, Auth0, Okta, Git, VPN, NLB/ALB, TLS, CDN
1mo
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Senior Software Engineer (Big Data)
Westminster, Colorado, United States
$89k-$165k/yr OnsiteFull Time
5+ YOE5+ years in distributed software development; Scala/Python/Java; Spark; AWS; Databricks; SQL; ETL/data pipelines; mentoring.
Python, Scala, Java, Apache Spark, Hadoop, Hive, AWS, Databricks, Kubernetes, Docker, Airflow, ELK, Git, SQL
1w
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Senior AI Engineer (Camgian Labs)
Fort Collins, Colorado, United States
OnsiteFull Time
5+ YOELead AI/ML prototype development; 5+ years AI/ML; strong Python; collaboration with customers; clearance eligibility.
Python, Git, TensorFlow, PyTorch, scikit-learn, OpenCV, NumPy, SciPy, Pandas, Matplotlib, AWS, Azure
4w
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Engineer Senior - Digital Test Developer
Westminster, Colorado, United States
$97k-$165k/yr OnsiteFull Time
4+ YOEBS in engineering with 4+ years' experience; full stack dev with Python and Ruby; API design; CI/CD; software lifecycle; strong communication.
Python, Ruby, CI/CD, Shell scripting, Linux, Windows, BASH, PowerShell, OpenC3 COSMOS, Git, Docker, Podman, Veristand, LabVIEW, VHDL
1mo
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Senior Metering Engineer
Louisville or Salt Lake City
$113k-$142k/yr HybridFull Time
4+ YOESenior metering engineer with 4+ years in metering systems; strong SCADA, data analysis, and utility protocols.
MV90, SCADA, DNP3, MODBUS, SEL, OPC, TCP/IP, Python, MS Office, GIS
4w
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Senior Software Engineer - C++
Boulder, Colorado, United States
$130k-$170k/yr OnsiteFull Time
5+ YOE5+ years C++ experience; degree in engineering or CS; networking, video, Git/CMake; Windows/Linux/iOS; latency-critical software.
C++, Git, CMake, Make, Linux, Windows, Visual Studio, Python, CUDA, Vulkan, ARM Jetson, systemd, Ubuntu, Linux device drivers
1w
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Engineer Senior – Embedded Software
Boulder, Colorado, United States
$97k-$165k/yr OnsiteFull Time
4+ YOEBS degree or higher; 4+ years’ related experience; active Top Secret/SCI clearance; Rust, C/C++, Python, Embedded Linux; FPGA interaction; MQTT/ZeroMQ; Yocto/PetaLinux; software design, development and testing.
Rust, C/C++, Python, Embedded Linux, Yocto, PetaLinux, MQTT, ZeroMQ, UML
3w
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Machine Learning Engineer III / Senior Machine Learning Engineer - AI Platform
Toronto or Beaverton or Atlanta or Vancouver or Boulder or Pleasanton or Calgary
$156k-$234k/yr HybridFull Time
6+ YOE3+ years ML systems; NLP, IR, recommender; Python, PyTorch/TensorFlow; MLOps, Docker/K8s; PEFT, cloud deployment; 6+ years for senior track; Master’s/PhD preferred.
PyTorch, TensorFlow, Python, Docker, Kubernetes, AWS, GCP, SQL, Spark, PySpark, LangChain, LangGraph, Text-to-SQL, RAG
3mo
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Senior Full-Stack Software Engineer – AI Applications
Loveland or Santa Rosa
$120k-$200k/yr HybridFull Time
5+ YOEDesign and implement end-to-end AI-based applications; build AI workflows; frontend and backend; secure SDLC; CI/CD; REST APIs; 5+ years full-stack; React; Python/Node.js.
React, Python, Node.js, REST APIs, CI/CD, Secure SDLC/SSDF
2w
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Senior Data Engineer (Elastic)
Herndon or Westminster
$145k-$215k/yr OnsiteFull Time
14+ YOESenior data engineer with Elastic, TS/SCI with CI poly, 14+ years experience, US citizen, on-site in Herndon VA or Westminster CO, technical degree or equivalent.
Elastic Stack, Elasticsearch, Logstash, Kibana, Beats, Python, Bash, Java, R
1mo
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Senior Embedded Software Engineer
Louisville, Colorado, United States
$140k-$175k/yr HybridFull Time
5+ YOEBachelor's or master's in electrical/embedded systems; 5+ years hardware validation; proficient in C/C++/Rust; Python; Linux; test equipment; Git.
C/C++, Rust, Python, Linux, Git, Oscilloscope, DMM, OSA, VNA, UART, SPI, I2C, USB
3mo
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Senior Full-Stack Software Engineer – AI Applications
Loveland or Santa Rosa
$120k-$200k/yr OnsiteFull Time
5+ YOEDesign and build end-to-end AI applications; develop frontend and backend; integrate AI workflows with hardware/software; ensure scalable, secure, production-ready systems.
React, Python, Node.js, REST, CI/CD, Cloud platforms
1mo
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Senior Engineer I - Systems
Boulder, Colorado, United States
$70k-$143k/yr OnsiteFull Time
5+ YOEBachelor's in STEM; 5+ years in systems engineering; Python/MATLAB experience; strong communication; US citizenship.
Python, MATLAB, Oscilloscope, Spectrum Analyzer, Multimeter
1w
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Senior Flight Software Engineer II
Westminster, Colorado, United States
$133k-$1610k/yr OnsiteFull Time
6+ YOE6+ years spacecraft software development; strong C/C++, Python; embedded software for space missions; knowledge of attitude, navigation, power, and communication systems; team leadership experience.
C, C++, Python
2w
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Senior Systems Test Engineer
Broomfield, Colorado, United States
$120k-$150k/yr HybridFull Time
5+ YOEDesign and implement automated test infrastructure for embedded software/hardware; 5+ years testing firmware; experience with HIL, CAN, Python, CI; safety-critical systems.
Python, C/C++, CAN, UART, MATLAB, Simulink, Jenkins, Pytest, TestRail, dSpace, Speedgoat, VeriStand
3mo
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Senior Staff Software Engineer — Application Engineering
Bothell or Boulder or College Park
$193k-$253k/yr HybridFull Time
12+ YOE12+ yrs backend/full-stack; 5+ yrs CI/CD; 5+ yrs C/C++ or Rust; 3+ yrs Docker/Kubernetes; shipping containerized apps; quantum computing background; using coding tools daily.
Python, Golang, GitHub Actions, Jenkins, C/C++, Rust, Docker, Kubernetes, CUDA, OpenMP, Airflow, Dagster, Temporal
2mo
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Sr Software Engineer
Norcross or Omaha
HybridFull Time
5+ YOE5-8 years in software development; proven leadership; payments/regulated industry preferred.
Java, J2EE, Python, Spring Boot, REST API, PostgreSQL, Oracle, CI/CD (Jenkins, Azure Pipelines), Docker, Kubernetes, AWS, Prometheus, Grafana, RabbitMQ, Angular, Confluence, Azure DevOps, Claude, Microsoft Copilot
2w
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Senior Application Engineer - Military Marine
Windsor or Fort Collins
$93k-$147k/yr HybridFull Time
4+ YOEDesign and implement control code for military marine power plants; develop operator HMIs; lead small to mid projects; collaborate cross-functionally.
Ignition, HMI, PLC, C, C++, Python
1mo
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Senior Optical-Mechanical Engineer
Louisville, Colorado, United States
$142k-$280k/yr OnsiteFull Time
Required: TS/SCI clearance; BS/MS/PhD with specified experience; optical testing, data analysis, MATLAB/Python; strong communication and teamwork; experience with Zemax/FRED/OSLO or similar; integrating spheres calibrators.
MATLAB, Python, Zemax, FRED, OSLO, Integrating spheres, Black bodies
1mo
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Senior ML Software Engineer, Watch Software
Denver or Boulder or Cupertino or San Diego
HybridFull Time
M.S. or Ph.D. in ML/CS; strong Python; on-device ML; PyTorch/TensorFlow; Swift/Objective-C; excellent communication.
PyTorch, TensorFlow, Python, Swift, Objective-C
4w
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ServiceNow Developer IV
Fort Collins, Colorado, United States
$120k-$130k/yr HybridFull Time
7+ YOESenior software developer with ServiceNow expertise; 7+ years in front-end and mid-tier development; strong JS/HTML/CSS; GIS/ESRI knowledge preferred.
JavaScript, Node.js, React, AngularJS, HTML5, CSS, ServiceNow, MVC, Python, ESRI JavaScript API, Web Services
2mo
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Senior Airborne Platform Automation Test Engineer
Broomfield, Colorado, United States
$100k-$125k/yr OnsiteFull Time
4+ YOESenior QA engineer with 4-7 years testing software/firmware; strong automation scripting; Python 3; Linux networking; experience with Linux OS and TCP/IP/UDP.
Python 3, Linux, Jenkins, Git, Docker, Linux networking, ARINC, DO-178C, TCP/IP, UDP
5d
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Senior Network Engineer
Cheyenne, Wyoming, United States
$96k-$138k/yr OnsiteFull Time
5+ YOE5+ years of network engineering; BA/BS in technical field; Cisco/Firewall routing experience; scripting; infrastructure automation; US person; on-call duties.
Cisco, Tipping Point, Palo Alto, EIGRP, BGP, OSPF, Python, GoLang, Java, SALT, Chef, Puppet, Ansible
1mo
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Senior AI Data Pipeline Engineer
Lake Oswego or Westminster
$106k-$145k/yr HybridFull Time
3+ YOE3+ years data engineering; Databricks; Kafka; Debezium; Kubernetes; Python/Scala; SQL; Spark; cloud; Terraform; distributed systems.
Databricks, Kafka, Debezium, Kubernetes, Python, Scala, Spark, SQL, Terraform, AWS, Azure, GCP
2mo
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Senior Flight Dynamics Engineer
Boulder, Colorado, United States
$150k-$200k/yr OnsiteFull Time
7+ YOESenior flight dynamics engineer with 7+ years in spacecraft flight dynamics or mission design; strong Python/C++ tooling; experience with orbit propagation, maneuver targeting, covariance analysis; able to support spacecraft operations.
Python, C++, GMAT, STK, Orekit, MONTE
4d
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Senior Hardware Engineer
Boulder, Colorado, United States
$140k-$160k/yr OnsiteFull Time
Atom Computing: Building scalable quantum computers using arrays of neutral atoms.
5+ YOESenior hardware engineer with 5+ years in board-level analog/digital circuit design, Altium, and hardware testing.
Altium Designer, Oscilloscope, Spectrum Analyzer, Logic Analyzer, Signal Generator, Python
HiringCafe market data
Senior Python Developer Jobs market signals in Fort Collins, CO, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
250+
Hiring companies
77
Fresh sample
46% new in 30d
Salary visibility
94% show pay
Companies appearing in this market
BAE SystemsHewlett Packard EnterpriseCableLabsAtom ComputingCesiumAstroInfleqtionPublicis GroupeSciTec
Work location mix in visible results
Onsite: 50Hybrid: 41Remote: 3
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