193 junior python developer jobs at 75 companies in Loveland, CO

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
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
6d
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Junior Application Developer
Denver or Springfield or Sterling or St. Louis
$53k-$106k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
0+ YOEBachelor's or equivalent, 0–3 years development experience, experience with Java and/or Python, familiarity with web apps and relational databases, TS/SCI clearance with polygraph required.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium, Git, CI/CD, containerization
6d
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Junior Application Developer
Denver or St. Louis or Sterling or Springfield
$53k-$106k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
0+ YOEBachelor's (or equivalent),0–3 years software development experience,Java and/or Python,web development and relational DB familiarity,TS/SCI clearance with polygraph,teamwork and problem-solving skills.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium, Git, CI/CD
1w
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Junior Front-End Developer
Westminster, Colorado, United States
$88k-$155k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
2+ YOEBachelor's or equivalent, 2+ years related experience, working knowledge of Python and JavaScript, familiarity with PyQT/ReactJS/Dash/Streamlit, HTML/CSS, basic AI/ML concepts, and ability to work onsite in Denver.
Python, JavaScript, PyQT, ReactJS, Dash, Streamlit, HTML, CSS, Git, Azure Machine Learning, Roboflow
3w
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Junior Data Engineer
Boulder, Colorado, United States
$90k-$120k/yr OnsiteFull Time
Alta Resource Technologies
Alta Resource Technologies: Uses synthetic biology to extract and refine critical minerals.
1+ YOEBachelor's degree or equivalent experience, 1+ years industry experience, proficiency in Python and SQL, experience with data pipelines and ETL, familiarity with cloud platforms (AWS/S3) and data governance (FAIR). US citizenship required.
Python, SQL, Nextflow, Apache Airflow, Prefect, AWS, S3, Spark, dbt, Great Expectations, Apache Kafka, Spark Streaming, Git, CI/CD, OpenMetadata, DataHub, Dublin Core
1w
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Graduate Developer
Farmington Hills or Rosemont or Pennsylvania or Houston or Dallas or Golden
HybridFull Time
GHD
GHD: Global professional services firm specializing in engineering and architecture.
0+ YOEBachelor's degree required, 0-2 years developer experience, proficiency in JavaScript and Python, front- or back-end development, data visualization and manipulation skills.
Javascript, Python, Earth Volumetric Studio
2mo
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Software Engineer
Aurora, Colorado, United States
$69k-$158k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
2+ YOE2+ years in software development; experience with Java, Python, Rust, or Go; microservices; TS/SCI clearance; bachelor's degree.
Java, Python, Rust, Go, Linux, Docker, Kubernetes, AWS, Azure, Google
1mo
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Engineer, Development
Denver or Atlanta
HybridFull Time
KPMG
KPMG: Global professional services network providing audit, tax, and advisory.
1+ YOE1+ year software development experience; Bachelor's in computer science/engineering required (Master's preferred); experience with microservices, REST APIs, authentication, Python/.NET/C#/Angular/SQL and Azure; ML framework experience preferred.
Angular, TypeScript, Python, .NET Framework, C#, SQL, T SQL, Azure, Azure OpenAI, PyTorch, TensorFlow, scikit learn
5d
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Software Engineer
Colorado Springs or Irvine or Longmont or Fremont or Rochester or San Jose
$111k-$148k/yr OnsiteFull Time
Western Digital
Western DigitalNASDAQ: WDC: Design and manufacture data storage devices and systems.
0+ YOEPursuing or recent Bachelor's/Master's in a technical field; experience with C/C++, Python, Java, Go, SQL, or JavaScript through coursework or internships; familiarity with software fundamentals, debugging, and development tools.
C, C++, Python, Java, Go (Golang), SQL, JavaScript, Microsoft Office, Git, Linux, IDEs
2w
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Software Engineer II
Lone Tree or Sparks or Longmont or Hagerstown or Herndon or Englewood
$94k-$130k/yr HybridFull Time
Sierra Nevada Corporation
Sierra Nevada Corporation: Develops mission-critical aerospace and national security technology systems.
2+ YOEBachelor's in CS or related,2+ years software development experience,proficiency in C++,Java,Python,knowledge of engineering principles,ability to work in multidisciplinary teams.
C++, Java, Python, C, C#, HTML, Bash, RTOS, AI/ML
1mo
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Software Engineer
Westminster, Colorado, United States
$74k-$137k/yr HybridFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global communications, advertising, and digital transformation holding.
1+ YOEBA/BS in CS, 1-3 years big-data/software development; proficient in Scala, Python, or Java; strong Apache Spark and Databricks experience preferred; AWS and modern data tooling (Kubernetes, Docker, Airflow) experience.
Scala, Python, Java, Databricks, Apache Spark, Hadoop, Hive, Kubernetes, Docker, MWAA, Airflow, AWS, Git, SQL, Delta Lake, Unity Catalog
1mo
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Software Engineer
Westminster, Colorado, United States
$74k-$137k/yr OnsiteFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global advertising and digital transformation agency holding.
1+ YOE1-3 years developing scalable, distributed data solutions using Scala/Python/Java and Apache Spark; Databricks and AWS experience preferred; SQL, Git, and data engineering best practices required; BA/BS in CS or related.
Scala, Python, Java, Apache Spark, Databricks, Delta Lake, Unity Catalog, Hadoop, Hive, AWS, Kubernetes, Docker, MWAA, Airflow, Git, SQL
1mo
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CNO Developer
Hanover or Aurora
$115k-$190k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
2+ YOEBS+4, MS+2, or HS+8 years technical experience; experience with Python or C/C++; troubleshooting and debugging; knowledge of networking and low-level system internals; active TS/SCI with polygraph required.
Python, C/C++, TCP/IP, JIRA, Confluence, Crucible
1w
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Algorithm Developer, Battlespace Awareness
Broomfield or Fort Collins
$111k-$147k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
2+ YOEBachelor's in CS/Engineering/Math/Physics or equivalent, 2+ years relevant experience, strong C++ and Python skills, solid math foundation, software engineering fundamentals, ability to obtain Top Secret/SCI clearance.
C++, Python, MATLAB, Simulink, SQL, NoSQL, JavaScript, React, Node.js
2d
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Software Engineer I (AI-Driven Data Solutions) - Lafayette, CO
Lafayette, Colorado, United States
$74k-$112k/yr OnsiteFull Time
Medtronic
MedtronicNew York Stock Exchange: MDT: Develops and manufactures medical devices and digital health solutions.
0+ YOEBachelor's in Computer Science/Data Science or similar; 0+ years software development; experience with Python; strong CS fundamentals; familiarity with JSON, RESTful APIs, AI-enabled tools, and Linux.
Python, C++, JavaScript, JSON, RESTful APIs, GNU/Linux, pandas, NumPy
1mo
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Principal Cyber Software Engineer
Annapolis Junction or San Diego or Aurora or Raleigh or San Antonio
$120k-$188k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
0+ YOERequires active TS/SCI with polygraph, Bachelor's (4 yrs)/Masters (2 yrs)/PhD (0 yrs) in CS/IS/Network Engineering, experience with Python or C/C++, troubleshooting and debugging, and software development across Windows/UNIX/embedded environments.
Assembly, C, C++, Java, Perl, Python, Microsoft Visual Studio, Microsoft .NET, UNIX, make
3d
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Algorithms Analysis Engineer
Boulder, Colorado, United States
$132k-$198k/yr OnsiteFull Time
Grey Matters Defense Solutions
Grey Matters Defense Solutions: Develops software and AI algorithms for national defense missions.
1+ YOEActive U.S. Secret clearance, 1+ years software development with Python and/or C++, Linux experience, algorithm design and state estimation, data analysis, STEM degree preferred (BSc/MS/PhD) with commensurate experience, willingness to travel up to 10%.
Python, C++, Linux, grep, awk, cat, head, Matlab
1mo
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Associate Software Engineer
Boulder, Colorado, United States
$81k-$98k/yr OnsiteFull Time
SciTec
SciTec: Provides advanced remote sensing and missile defense technology solutions.
Bachelor's in physical sciences/engineering/math/CS; strong Python or C++ skills; familiarity with microservice architectures; ability to obtain DoD security clearance; experience with DevOps tools preferred; strong communication and attention to detail.
Python, C++, Docker, Jenkins, GitLab CI/CD, SQL, PostGIS, Redis
2d
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Software Engineer I (AI-Driven Data Solutions) - Lafayette, CO
Lafayette, Colorado, United States
$74k-$112k/yr OnsiteFull Time
Medtronic
MedtronicNYSE: MDT: Developing and manufacturing medical technologies and therapies globally.
0+ YOEBachelor's in Computer Science/Data Science or similar, 0+ years software development, Python required; familiarity with JSON, APIs, AI-enabled tools, Linux, data tooling (pandas, NumPy), and CS fundamentals.
Python, C++, JavaScript, JSON, RESTful APIs, GNU/Linux, pandas, NumPy
3w
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Software Engineer
Woburn or Arlington or Carlsbad or Aurora or San Diego or Boston or Dayton or Melbourne
$110k-$138k/yr HybridFull Time
Systems & Technology Research
Systems & Technology Research: Develops advanced technology for national security and defense applications.
2+ YOEBS/MS in Computer Science or related field, 2+ years (BS) or recent MS with experience; experience building maintainable Java APIs and microservices; Java 17+, Spring Boot; Linux, Docker, Kubernetes, Kafka/NATS, GitLab; Python preferred; U.S. citizenship and ability to obtain Top Secret clearance; up to 20% travel.
Java 17+, Spring Boot, Linux, Docker, Kubernetes, Kafka, NATS, GitLab, Python
1mo
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Software Engineer III
Denver, Colorado, United States
$99k-$198k/yr OnsiteFull Time
Walmart
WalmartNYSE: WMT: Multinational retail operating discount stores and supermarkets.
2+ YOEBachelor's in CS or related +2 years experience or 4 years' software engineering experience; proficiency in C/C++, Python, Go, JavaScript; cloud (AWS, GCP); CI/CD, debugging, API design, unit testing, and mentorship experience.
C/C++, Go, Python, JavaScript, AWS, GCP, CI/CD, WCAG 2.2 AA