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Python Developer Iii Jobs in Boulder, CO, US
55 python developer iii jobs from 16 companies hiring in Boulder, CO, US.
2mo
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Software Engineer III
Lone Tree or Englewood
$108k-$149k/yr OnsiteFull Time
Sierra Nevada Corporation: Develops and integrates aerospace and national security technology systems.
6+ YOEBachelor's in CS or related, 6+ years software development, proficient in C++, Java, or Python, DoD experience, travel able, ability to obtain Secret clearance.
C++, Java, Python, Android, Kotlin, Gradle, SQL, Docker, Kubernetes, HTML, C#, Bash
1mo
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Software Engineer III
Englewood or Littleton
OnsiteFull Time
3+ YOE3+ years software engineering; DoD Top Secret clearance; Bachelor's degree in Engineering; proficient in C/C++, LabView, Python, Java, TestStand.
C/C++, LabView, Python, Java, TestStand
1mo
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Machine Learning Engineer III
Boulder, Colorado, United States
$143k-$240k/yr HybridFull Time
3+ YOE3+ years in ML/DS or software development; strong Python; cloud experience; LLM/IR/graph ML background.
Python, Docker, Kubernetes, PyTorch, TensorFlow, Scikit-learn, Pandas, PySpark, LLMs, NLP
2mo
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Cloud Developer III - Virtualization
Ft. Collins or Spring or Andover
$127k-$241k/yr HybridFull Time
4+ YOEBS in CS/Engineering or related field; 4-7 years experience; strong Python/Java/Golang/JS; cloud-native, distributed systems, DevOps, Kubernetes; CI/CD, Infrastructure as Code.
Python, Java, Golang, JavaScript, Kubernetes, CI/CD, Infrastructure as Code, Docker
1mo
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Cloud Developer III - Storage/Networking
Spring or Fort Collins
$127k-$241k/yr HybridFull Time
4+ YOEDevelop storage and networking software for virtualization; strong OO language experience; virtualization, Linux, and storage tech; 4+ years of software development.
Java, Groovy, C++, Ruby, Python, KVM, libvirt, QEMU, Kubernetes, Docker, Podman, Ceph, LVM, NFS, iSCSI, FC, NVMeoF, GFS2, Maven, Gradle, Git, CI/CD, AWS, Microsoft Azure, Google Cloud, Linux, Kernel/OS
2mo
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Software Developer III
Aurora, Colorado, United States
$98k-$171k/yr OnsiteFull Time
3+ YOEMid-level software engineer with experience in Java, Scala, Python, and Go; strong algorithms, Kalman/IMM filters, data fusion, and back-end systems; familiarity with PostgreSQL, Hadoop, Kafka, and cloud tools.
Kafka, AWS, NiFi, GeoMesa, Kalman filter, IMM filter, Java, Scala, Python, Golang, PostgreSQL, Hadoop, Git, Docker, Kubernetes, Knative, Helm, Rancher, Azure, CI/CD
1mo
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GNC Engineer III
Denver or Long Beach
$130k-$185k/yr OnsiteFull Time
5+ YOEBachelor’s in aerospace or mechanical engineering, 5-7 years GNC experience; strong C++/Python, spacecraft attitude dynamics knowledge.
C++, Python
1mo
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Software Engineer III - DevOps/DevSecOps Engineer
Louisville, Colorado, United States
$130k-$178k/yr OnsiteFull Time
5+ YOEBachelor's degree or equivalent; 5+ years; programming languages; CI/CD, Kubernetes, IaC, security; U.S. security clearance; DevOps/DevSecOps experience.
Terraform, Ansible, Kubernetes, Docker, GitHub, GitLab, Python, Bash, ELK, Prometheus, Grafana, C/C++
1mo
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Embedded Software Engineer III - New Glenn Avionics
Seattle or Huntsville or Denver
$151k-$211k/yr HybridFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
5+ YOEBS in CS/CE/EE or aerospace; 5+ years C/C++, Python; 2+ years embedded software; OS and network fundamentals.
C, C++, Python, Embedded Software, Kernel Development, BSPs, Operating Systems, Networking Protocols
2mo
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Software Developer III
Aurora, Colorado, United States
$98k-$171k/yr OnsiteFull Time
3+ YOEMid-level software engineer with experience in tracking systems, data fusion, and real-time analytics.
Kafka, AWS, NiFi, GeoMesa, Java, Scala, Python, Golang, PostgreSQL, Hadoop, Kafka, HBase, Accumulo, Git, Docker, Kubernetes, Knative, Helm, Rancher, AWS, Microsoft Azure
3d
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Controls Engineer III
Boulder, Colorado, United States
$95k-$135k/yr OnsiteFull Time
5+ YOEBachelor's in electrical/automation engineering; 5+ years in controls and data acquisition; proficiency in programming languages; strong instrumentation knowledge; experience with industrial automation protocols; ICS design expertise; safety program implementation.
Siemens S7 PLC (TIA Portal), Ignition HMI & SCADA, Modbus, Profibus, Ethernet/IP, RS-485, SolidWorks Electrical, Python, C/C++, C#, JavaScript
2mo
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Cloud Developer III - Virtualization
Fort Collins or Spring or Andover
HybridFull Time
4+ YOEBachelor’s degree in CS/Engineering/IS; 4+ years exp; strong Python/Java/Golang/JavaScript; distributed systems; cloud-native apps; DevOps; CI/CD; Kubernetes.
Python, Java, Golang, JavaScript, Kubernetes, CI/CD, Infrastructure as Code, Docker
2w
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Web Solutions Engineer III, gTech Ads
Boulder, Colorado, United States
$129k-$185k/yr OnsiteFull Time
4+ YOEBachelor's in CS/EE/Math or equivalent practical experience; 4 years full-stack dev and system design; backend (Java, Python, C++); frontend (JavaScript/TypeScript); databases (SQL/NoSQL).
Java, Python, C++, JavaScript, TypeScript, SQL, NoSQL
1w
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Hardware Integration & Test Electrical Engineer III
Centennial, Colorado, United States
$100k-$125k/yr OnsiteFull Time
5+ YOEBachelor’s in Electrical Engineering; 5+ years experience; strong test and lab skills; familiarity with schematics and lab instruments.
C++, Lua, Python, Oscilloscope, Logic Analyzer, Schematic Tools, ERP MANAGEMENT
4d
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Embedded Firmware Engineer
Carson City or Webster or Harbor City or Platform or Jessup or Clinton or Newark or Longmont
$79k-$150k/yr OnsiteFull Time
2+ YOEBS or MS in Electrical Engineering or related robotics field; 2+ years Level I, 5+ Level II, 8+ Level III firmware/embedded software; C++, Python; RTOS; hardware bring-up; ITAR compliance.
C++, Python, C, VHDL, Verilog, Linux, RTOS, ROS, Git, EtherCAT, SPI, CAN, I2C, UART, RS-232
3d
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IT Manager III
Englewood or Plano
$110k-$157k/yr HybridFull Time
3+ YOE3+ years in technical management; 3-5+ years hands-on software development; Bachelor's degree in CS/IT/CE or related field.
Java, J2EE, Spring, SpringBoot, Python, AWS, Serverless, Containers, Event-driven, RESTful APIs
4w
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Senior Piping Stress Engineer 1 - Nuclear
Englewood, Colorado, United States
$82k-$126k/yr HybridFull Time
5+ YOEBS or MS in mechanical/structural engineering; 5+ years piping experience; knowledge of ASME B31.1 and B&PV III; piping supports; strong communication.
ASME B31.1, ASME B&PV Section III, 3D CAD, AutoPIPE, PIPESTRESS, ANSYS Workbench, Mechanical ADP, MATLAB, Python, Excel
6d
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Staff Scientist II/III - Groundwater
Denver, Colorado, United States
$31-$39/hr HybridFull Time
1+ YOEB.S./B.A. in Geology, Hydrology, Environmental Science, or related field; 1-8 years in environmental/engineering consulting; valid driver's license; strong data analysis and modeling skills.
Microsoft Office, Google Earth, GIS, ArcGIS Pro, QGIS, Python, R, MODFLOW, Groundwater Vistas, PHREEQC, Geochemical Modeling
3w
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Transmission Planner - Electrical Engineer I/II/III/Sr
Brighton, Colorado, United States
$91k-$165k/yr OnsiteFull Time
Bachelor's degree in engineering; Colorado driver’s license; experience with transmission planning and related regulatory frameworks.
PlanOS, PSLF, SCADA, GIS, AMI, Python, SQL
HiringCafe market data
Python Developer Iii Jobs market signals in Boulder, 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
55
Hiring companies
16
Fresh sample
46% new in 30d
Salary visibility
87% show pay
Companies appearing in this market
Hewlett Packard EnterpriseBlue OriginLockheed MartinSierra SpaceTrue AnomalySierra Nevada CorporationWorkdayGeneral Atomics
Work location mix in visible results
Onsite: 24Hybrid: 15