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23 python and java developer jobs at 9 companies in Castle Rock, CO

1w
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Tool Development and Integration Engineer
Colorado Springs or El Segundo
OnsiteFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
1+ YOEBachelor's in STEM, ≥1 year relevant experience with space systems or algorithms, programming experience in MatLab/C/C++/Java/Python/FORTRAN, Microsoft Office proficiency, ability to obtain U.S. security clearance.
MatLab, C, C++, Java, Python, FORTRAN, Microsoft Word, Microsoft PowerPoint, Microsoft Excel
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3w
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Systems Integration and Test Engineer – Level 4
Boulder, Colorado, United States
$142k-$213k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
8+ YOEActive U.S. Secret clearance required, 8+ years experience (Bachelor) in STEM or equivalent, proficiency with Python/C++/Java on Linux, test development, verification, and Agile experience; willing to travel ~10%.
Python, C++, Java, Red Hat Linux, Windows, Atlassian Jira, Confluence, Bitbucket, DOORS, CAMEO
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2w
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Test and Integration Engineer
Denver or Sterling
$63k-$130k/yr HybridFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
3+ YOEU.S. citizen with TS/SCI clearance (or ability to obtain),3+ years in software testing/QA/DevOps,knowledge of CI/CD,containerization,Kubernetes,Linux,ability to read code (Java/Python),and strong analytical and communication skills.
GitLab, Helm, Kubernetes, Karate, Gherkin, Jenkins, GitLab CI, ArgoCD, Terraform, Dagger, Grafana, Kibana, Prometheus, Elasticsearch, AWS, Bash, Python, PostgreSQL, Redis, GitHub Copilot, ChatGPT
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3w
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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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3w
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Systems Integration and Test Engineer – Level 4
Boulder, Colorado, United States
$142k-$213k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
8+ YOEActive U.S. Secret clearance, STEM degree, ~8+ years related experience, proficiency with Python/C++/Java, Red Hat Linux/Windows, test procedure and verification experience, and willingness to travel ~10%.
Python, C++, Java, Red Hat Linux, Windows, Atlassian Jira, Confluence, Bitbucket, DOORS, CAMEO
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1mo
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EY-Parthenon - Strategy and Execution - Growth Platforms - Software Engineer - Sr Assoc/Consultant (New York, NY, US, 10001-8604)
New York or Atlanta or Boston or Chicago or Dallas or Denver or Detroit or Houston or Los Angeles or McLean or Hoboken or Philadelphia or San Francisco or Seattle
$130k-$185k/yr HybridFull Time
EY
EY: Global firm providing audit, tax, and professional consulting services.
1.5+ YOEBachelor's degree plus ~2 years related experience (or graduate degree plus ~18 months). Experience with backend/full‑stack development (Python, Java, Scala, TypeScript), cloud (AWS/GCP), containerization, IaC, LLM integration, and productionizing AI tooling; strong communication and client‑facing skills.
Python, Java, Scala, TypeScript, AWS, GCP, Microsoft Copilot
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1mo
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Systems Development Engineer, Files, Edge, and Data Streams (FEDS)
Denver, Colorado, United States
$99k-$160k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
1+ YOEBachelor's or CSSLP, 1+ years professional software development, knowledge of networking/storage/operating systems, programming in C++, C#, Java, Python, Golang, PowerShell, or Ruby, and active Top Secret TS/SCI clearance.
C++, C#, Java, Python, Golang, PowerShell, Ruby, Linux/Unix, Amazon Simple Queue and Notification Services, Kinesis Data Streams (KDS), AWS Managed Flink, Kafka, Scrum
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2mo
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Modeling, Simulation, and Analysis Engineer 3
Colorado Springs, Colorado, United States
$125k-$140k/yr OnsiteFull Time
Torch Technologies
Torch Technologies: Provides research and engineering services to the defense industry.
5+ YOEU.S. citizenship, BS in STEM, 5+ years design experience, TS/SCI clearance, radar/satellite M&S experience.
R, Python, MATLAB, SAS, Java, JMP, Excel VBA, Power BI, Tableau, Qlik, SPSS, PSPP, SymPy
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2d
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Systems Integration and Test Engineer II
Aurora, Colorado, United States
$69k-$131k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: Provides advanced aerospace and defense systems and services.
2+ YOEActive transferable TS/SCI clearance and U.S. citizenship required. Bachelor's in STEM and minimum 2 years' systems integration and test experience in Agile/CI-CD environments. Test plan development, test automation, troubleshooting, and collaboration skills.
Jira, Confluence, Bitbucket, Cucumber, Behave, Gherkin, Zephyr, Java, C++, Python, MATLAB, Rust, Linux, AWS, Model-Based Systems Engineering (MBSE)
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1w
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Software Engineer - Cloud and Geospatial Data
Denver, Colorado, United States
$108k-$228k/yr HybridFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
7+ YOEActive TS/SCI clearance, Bachelor’s degree, 7+ years software engineering experience, 3+ years Java, AWS, Docker, Kubernetes, Helm, geospatial data and Postgres experience, DevOps CI/CD tool experience.
Java, Postgres, AWS, Docker, Kubernetes, Helm, GitLab CI/CD, Jenkins, Nexus, Apache Flink, Apache Spark, Apache Iceberg, Python, Linux, Red Hat
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2mo
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Senior Staff Software Engineer - Pricing and Packaging
San Francisco or Denver or New York City
$189k-$278k/yr HybridFull Time
Gusto
Gusto: Cloud-based payroll and HR software for small businesses.
10+ YOE10+ years of software engineering; 2+ years as tech lead; strong backend experience; distributed systems; AI tooling experience; cross-functional collaboration; excellent communication; BS degree or equivalent.
Ruby, Java, Python, Go
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