48 api developer jobs at 24 companies in Cripple Creek, 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
3w
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Application Developer - Senior
Colorado Springs or Reston
$60k-$180k/yr HybridFull Time
Aleut Federal
Aleut Federal: Provides infrastructure and technical services to federal government agencies.
7+ YOE7+ years software development, 5+ years ServiceNow, Java knowledge, 4+ years development lead experience, integration/API development, IT-II/Tier 3/NACLC/ANACI eligibility or current Tier 3 investigation; relevant ServiceNow and agile certifications preferred.
ServiceNow, Java
1w
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Software Engineer
Colorado Springs or Boston
HybridFull Time
Odyssey Systems
Odyssey Systems: Provides engineering, integration, and technical services to defense clients.
1+ YOEUS citizen with active Secret clearance, B.S. in a STEM field, 1+ years software development experience; proficiency in TypeScript/Python/Java/C++/Rust/Julia, React, REST APIs, and writing tested, maintainable code.
TypeScript, Python, Java, C++, Rust, Julia, React, Cesium, Resium, Electron, MATLAB, NumPy, SciPy, GeoJSON, CZML, React Testing Library
2w
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Software Engineer
Colorado Springs or San Diego or Norfolk
$75k-$131k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
3+ YOEInterim Top-Secret clearance required, minimum 3+ years software development experience, bachelor’s in computer science or technical discipline (or equivalent), experience building scalable back-end services and APIs, proficiency with Java/TypeScript/JavaScript, Angular, and PostgreSQL.
Java, TypeScript, JavaScript, Angular, PostgreSQL, Docker, Kubernetes, Kafka, Git, Bitbucket, SAFe, JIRA
2mo
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Front End Software Developer
Colorado Springs, Colorado, United States
$101k-$175k/yr HybridFull Time
LMI
LMI: Delivers management, technology, and analytics solutions for federal agencies.
5–10 years of front-end software development experience; strong JS/HTML/CSS; React/Angular/Vue; data visualization; REST APIs; UI/UX.
JavaScript, HTML, CSS, React, Angular, Vue.js, D3.js, Chart.js, REST APIs
1mo
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Senior Software Engineer (Frontend Developer)
Colorado Springs or King of Prussia
$93k-$186k/yr HybridFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
3+ YOEFrontend engineer with Angular, JavaScript, HTML, CSS; Docker and REST API experience; UI/UX tooling (Figma, MockFlow, UXPin, Axure); 3+ years' relevant experience; US citizenship and Secret clearance required.
Angular, JavaScript, CSS, HTML, Docker, REST APIs, Figma, MockFlow, UXPin, Axure, Cypress, Selenium, Playwright, Jest, GitLab CI/CD, Helm, Kubernetes, gRPC, Python, Flask
2w
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Back End Software Developer
Colorado Springs, Colorado, United States
$101k-$175k/yr HybridFull Time
LMI
LMI: Provides management consulting and digital solutions to federal government agencies.
5+ YOEBachelor's in CS/CE or related, 5+ years backend development, proficiency in Python/Java/Node.js, RESTful API design, experience with PostgreSQL/MongoDB, familiarity with Django/Flask/Spring and Git, ability to work with data-intensive systems.
Python, Java, Node.js, PostgreSQL, MongoDB, Django, Flask, Spring Framework, Git, Amazon Web Services (AWS), Microsoft Azure, Docker
1mo
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Extraordinary Java Developer
Bethesda or Washington or Honolulu or Colorado Springs
HybridFull Time
Black Cape
Black Cape: Provides mission software, AI, and data analytics for defense.
1.5+ YOEActive Top Secret/TS-SCI clearance and US citizenship, Bachelor's degree, 1.5+ years experience, Java, REST/GraphQL APIs, PostgreSQL, Docker, GitLab, Spring Boot, familiarity with Linux/Mac/Windows, willing to work in classified environments.
Java, REST, GraphQL, PostgreSQL, Docker, RedHat, Alpine, GitLab, Spring Boot, Maven, JUnit, Kubernetes, OpenShift, MacOS, Windows, Linux, Google TensorFlow, Python scikit-learn
3w
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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
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Senior Backend Engineer, Space Operations Intelligence & Autonomy (SOIA)
Colorado Springs or Alabama or Arizona or California or Colorado or District of Columbia or Florida or Georgia or Hawaii or Illinois or Indiana or Kansas or Massachusetts or Maryland or Michigan or Minnesota or Missouri or Montana or North Carolina or New Jersey or New Mexico or Nevada or New York or Ohio or Oklahoma or Oregon or Rhode Island or Tennessee or Texas or Utah or Virginia or Washington or Wisconsin or West Virginia or United Kingdom
$150k-$200k/yr OnsiteFull Time
Slingshot Aerospace
Slingshot Aerospace: Software and data analytics for space operations management.
5+ YOE5+ years software development, bachelor’s in CS or related, active security clearance (Top Secret preferred), experience with Java/Kotlin, Python, cloud (AWS), containers, distributed systems, Kafka, databases, and API design.
Java, Kotlin, GraphQL, GraphQL subscriptions, REST, Docker, Kubernetes, React, Python, AWS, Helm, EKS, Git, GitHub Actions, Kafka, CloudEvents, PostgreSQL, MongoDB, Three.js, HLA, DIS
1w
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Modernization Software Engineer (Associate or Mid-Level)
Colorado Springs, Colorado, United States
$99k-$171k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
1+ YOEBachelor's degree,1+ years software/systems engineering experience,proficiency with Java;knowledge of web technologies,APIs,and secure/agile development practices;ability to obtain U.S. security clearance.
Java, Python, C++, React.js, ReactJS, HTML, CSS, Redux, JavaScript, TypeScript, RESTFul APIs, web socket, Jira, Confluence, Bitbucket
1w
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Backend Engineer
Colorado Springs, Colorado, United States
$138k-$167k/yr HybridFull Time
Sphinx Defense
Sphinx Defense: Develops software for secure satellite and space mission operations.
3+ YOE3+ years software engineering experience; strong Python, FastAPI, Postgres, AWS, Docker, Kubernetes, Terraform; experience building APIs, multi-tenant cloud services, automation and security; eligible for U.S. security clearance.
Python, FastAPI, postgres, AWS, Docker, Kubernetes, Terraform
1mo
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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
2mo
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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
1w
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Software Engineer, Vertasyn Lead
Denver or Colorado Springs
$145k-$170k/yr OnsiteFull Time
Entarian
Entarian: Provides mission-critical engineering and technology solutions for government agencies.
10+ YOEActive Top Secret/SCI eligibility, bachelor’s in IT/CS/engineering (or equivalent), 10+ years software engineering experience with Node.js, React, Python, Kubernetes, AWS, distributed systems, API design, and SQL; strong technical communication and ~25% travel.
Vertasyn, Node.js, React, Python, Kubernetes, AWS, SQL, Microsoft Word, Microsoft PowerPoint, Microsoft Excel, Microsoft Project, Microsoft Outlook
2w
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Advanced Full Stack Developer
Centennial or Tucson or Colorado Springs
$133k-$178k/yr OnsiteFull Time
Rincon Research Corporation
Rincon Research Corporation: Designs high-performance digital signal processing solutions for defense missions
8+ YOEDegree in Computer Engineering or Computer Science; 8+ years full-stack experience; proficiency in C++, Python on Linux, JavaScript/CSS/HTML, RESTful APIs, SQL and relational data modeling; experience with DevOps/Cloud (GitLab, CI/CD, Docker, Kubernetes, pip); ability to obtain/hold TS/SCI and U.S. citizenship required.
C++, Python, Linux, JavaScript, CSS, HTML, Vue, React, Angular, RESTful APIs, SQL, GitLab, CI/CD, Docker, Kubernetes, pip
1mo
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Senior Java Developer
Denver or Colorado Springs
RemoteFull Time
Blue Rose Consulting Group
Blue Rose Consulting Group: Provides IT and management consulting services to government agencies.
8+ YOEU.S. citizen with active Secret clearance and 8+ years Java development experience; skilled with Spring Boot, Hibernate, Struts2/J2EE, cloud (AWS/Azure), APIs, and CI/CD.
Java, Spring Boot, Hibernate, Struts 2, J2EE, Oracle, SQL Server, JUnit, SAML, AWS, Azure, CI/CD, Login.gov, SAFe
1mo
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DevSecOps Engineer - Aurora, CO or Meridian, CO
Aurora or Meridian
$79k-$237k/yr HybridFull Time
ICR
ICR: The organization provides technology and security-focused software services.
Bachelor's in CS/CS Engineering/EE; Top Secret with SSBI/SCI; Docker, Kubernetes; CI/CD; Windows/Linux APIs; client/server networks; strong problem-solving and communication.
Docker, Kubernetes, Rancher, Nexus, Harbor, Git, Gitlab CI, Jenkins
2mo
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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
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Software Engineer II (26-290 & 26-291)
Colorado Springs, Colorado, United States
$83k-$125k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOERequires active DoD 8140 IAT Level II, current DoD Secret clearance, bachelor's degree (or master's/experience alternative), 2+ years' relevant experience, proficiency with Python/Java/Bash/PowerShell, CI/CD (GitLab/Jenkins), Git, REST APIs, SDLC and Agile.
DevOps, CI/CD, GitLab, Jenkins, Python, Java, Bash, PowerShell, IaC, SDN, REST APIs, Git, SDLC, Agile methodologies, Docker, Microsoft PowerPoint, Microsoft Visio
1mo
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Software Engineer II (26-290 & 26-291)
Colorado Springs, Colorado, United States
$83k-$125k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
0+ YOERequires active DoD-issued Secret clearance, DoD 8140 IAT Level II (or higher), bachelor’s degree with 2 years experience (alternatives include master’s or 6 years experience), experience with Python/Java/Bash/PowerShell, CI/CD (GitLab, Jenkins), Git, REST APIs, and DevOps practices. Willingness to travel ~10%.
GitLab, Jenkins, Python, Java, Bash, PowerShell, Git, REST APIs, Docker, Infrastructure as Code (IaC), Software-defined Networking (SDN), SDLC, Agile methodologies, Microsoft PowerPoint, Microsoft Visio