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131 software framework developer jobs at 66 companies in Castle Rock, CO

2mo
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Software Engineer
Denver, Colorado, United States
$120k-$150k/yr HybridFull Time
Litera
Litera: Private legal technology providing AI-powered workflow software to law firms and corporate legal teams.
3+ YOE3–5 years software development experience; strong C# and TypeScript/JavaScript; .NET/.NET Core, ASP.NET Core, REST APIs, SQL, Entity Framework; web technologies and frameworks; CI/CD and Git workflows; prompt engineering.
C#, TypeScript, JavaScript, .NET, .NET Core, ASP.NET Core, REST APIs, SQL, Entity Framework, HTML, CSS, React, Angular, Vue, LLM, Git, GitHub, Microsoft Azure, Microsoft Azure DevOps, Microsoft Azure Data Factory, Docker, Kubernetes, AWS, SSAS, MDX, DAX, SSIS, Power BI, SQL Agent Jobs, Stored Procedures, Views
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2mo
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Software Engineer
Denver or Springfield or Sterling or St. Louis
$82k-$172k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provider of specialized IT and mission-critical government services.
5+ YOEBachelor's in CS or related, 5+ years software development experience, Java and/or Python proficiency, experience with web frameworks and databases, TS/SCI clearance with polygraph required, Agile and secure coding experience.
Java, Python, ArcGIS, GeoServer, OpenLayers, Leaflet, Cesium, Docker, Kubernetes, CI/CD
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3mo
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Software Engineer
Denver, Colorado, United States
$70k-$145k/yr HybridFull Time
Medpace
MedpaceNASDAQ: MEDP: Global full-service clinical contract research organization.
2+ YOEBachelor's in Computer Science required; 2+ years developing with C#, Angular/JS frameworks, HTML5/CSS3, SQL and GitHub. Experience with SDLC, ASP.NET, Entity Framework, Azure preferred; strong communication and analytical skills.
C#, SQL, Entity Framework (EF), Angular, ASP.NET, HTML5, CSS3, GitHub, Azure
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2d
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Software Development Engineer
Westminster, Colorado, United States
$105k-$154k/yr HybridFull Time
Vantor
Vantor: Private U.S. space technology providing satellites, Earth imagery, geospatial intelligence, and space infrastructure to government and commercial customers.
5+ YOEComputer science or engineering degree or equivalent experience; 5+ years developing complex software systems; expertise in Python, Linux, REST/JSON/YAML, and test automation frameworks.
Python, Django, Linux, Ubuntu, RHEL, CENTOS/AL3, REST, JSON, YAML, Cucumber, Gherkin, Behave, K8S, Docker, Jenkins, Helm, Terraform, RabbitMQ, PostgreSQL, Redis, Elasticsearch, Ruby, Go, CI/CD
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1mo
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Software Engineer - iOS/Android
Denver or Strongsville or Pittsburgh or Birmingham or Dallas
$60k-$150k/yr OnsiteFull Time
PNC Financial Services Group
PNC Financial Services GroupNYSE: PNC: Diversified financial services providing banking and investment solutions.
5+ YOEBachelor's or equivalent,5+ years software development,3+ years Java enterprise experience,proficiency with Java,Spring Boot,REST,SQL,Git,frontend frameworks,and mobile iOS/Android development.
Java 11, Java 17, Spring Boot, Spring MVC, Hibernate/JPA, REST APIs, Microservices, Maven, Gradle, Angular, React, Vue, JavaScript, TypeScript, HTML5, CSS3, Swift, Objective-C, Kotlin, Android SDK, iOS SDK, React Native, Flutter, Oracle, PostgreSQL, SQL Server, MongoDB, AWS, Microsoft Azure, Google Cloud Platform, Docker, Kubernetes, Git, Jenkins, SonarQube, Jira, Postman, Kafka, GitHub Actions, Azure DevOps, GitLab
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4d
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Software Developer – Entry Level
Denver, Colorado, United States
$58k-$96k/yr OnsiteInternship
CGI
CGITSX: GIB.A: Global IT consulting and business services firm.
Bachelor’s degree in computer science, software engineering, or related field; foundational development experience; Java, C#, .NET, Python, C++, or JavaScript; frontend framework, SQL, REST API, SDLC, and cloud knowledge.
Java, C#, .NET, Python, C++, JavaScript, React, Angular, SQL, REST APIs, SDLC, generative AI, cloud platforms, DevOps
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1mo
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Senior Software Engineer
Denver, Colorado, United States
$130k-$150k/yr HybridFull Time
OrthoFi
OrthoFi: Tech-enabled orthodontic practice-management serving orthodontists with patient acquisition, insurance, collections, and payment solutions.
10+ YOE10+ years software development experience, 4+ years in senior roles. Strong .NET Core/.NET Framework, React/Angular, SQL Server, AWS, CI/CD experience; Bachelor's in STEM required; experience with AI coding tools preferred.
.NET Core, .NET Framework, React, Angular, SQL Server, AWS, CI/CD, Terraform, Datadog, GraphQL, ElasticSearch, Claude, GitHub Copilot, Cursor, Playwright, Model Context Protocols (MCP)
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2mo
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Software Engineer II
Colorado Springs, Colorado, United States
$104k-$181k/yr HybridFull Time
Parsons
ParsonsNYSE: PSN: Technology and engineering solutions for defense and infrastructure.
5+ YOEBachelor's in Computer Science or related with 5+ years experience (or equivalent), Java back-end development, strong communication, ability to prototype software; Top-Secret clearance and experience with Docker, Kubernetes, Kafka, JavaScript frameworks, Python, and ML tools are preferred.
Java, JavaScript, Angular, React, Docker, Kubernetes, Kafka, Linux, Jupyter, Apache Spark, Google TensorFlow, Python
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1d
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M&S Software Developer- Secret Clearance
Colorado Springs or United States
$98k-$182k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Global security and aerospace driving innovative defense solutions.
Active final Secret clearance, Java programming experience, software coding standards knowledge, problem-solving skills, and simulation framework development experience.
Java, Java Spring, C++, Matlab, Distributed Interactive Simulation (DIS), Docker, Kubernetes, Microsoft Office, git, Nexus, JIRA, Confluence, Maven, Gradle, Eclipse, UML
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3d
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Sr. Software Engineer
Miami or New York City or Denver or Dallas
$160k-$195k/yr RemoteFull Time
Rightway
Rightway: Private healthcare technology providing care navigation and pharmacy benefits management to employers and members.
5+ YOE5+ years building production software; strong JavaScript or TypeScript and React experience; backend experience with Ruby on Rails, Node, or similar frameworks; API experience with GraphQL or REST.
React, Node, NestJS, TypeScript, Ruby on Rails, JavaScript, Ruby, GraphQL, REST, Protobuf, gRPC
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1mo
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Senior Software Engineer
Denver, Colorado, United States
$185k-$225k/yr OnsiteFull Time
The Amatriot Group
The Amatriot Group: Service-disabled veteran-owned talent and technology solutions firm serving federal and commercial sectors.
Experience with full-stack development, microservices, cloud, containers, Kubernetes, REST APIs, modern web frameworks, CI/CD tools, and TS/SCI clearance with CI polygraph.
REST, AWS, GCP, Azure, Kubernetes, Docker, Node.js, NPM, Linux, Subversion, Git, JIRA, Confluence, HTML5, CSS, SASS, Less, Stylus, Browserify, WebPack, Closure, Angular, Ember, React, Redux, Reactive, VueJS, SVG, HTML5 Canvas, WebGL, WebSockets, Svelte, Cesium, OpenLayers, Spring
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3w
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Senior Software Engineer - .NET (Full Stack)
Cincinnati or Denver
$114k-$172k/yr HybridFull Time
Worldpay
Worldpay: Global leader in payment technology and merchant solutions.
8+ YOEBachelor's degree or equivalent experience; 8+ years software development, 6+ years C#; expertise in .NET, ASP.NET, frontend frameworks, APIs, databases, DevOps, testing, and security tools.
C#, ASP.NET Core, .NET, SQL Server, JavaScript, TypeScript, HTML5, CSS3, Vue.js, React, Angular, RESTful APIs, Entity Framework, LINQ, Git, CI/CD, DevOps, Snyk, Checkmarx, BlackDuck, .NET Framework, ASP.NET MVC, ASP.NET Web API, .NET Core, .NET 8+
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1mo
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Lead Software Engineer
Cedar Rapids or Denver or Philadelphia
$111k-$140k/yr HybridFull Time
Transamerica
Transamerica: Insurance, retirement, and investment solutions provider.
5+ YOEBachelor's or equivalent, 5+ years Core Java, 4 years cloud (AWS) experience, expertise with Java frameworks, databases, microservices, CI/CD, frontend frameworks, and leadership/mentoring experience.
JAVA, OOD, OOP, Functional Programming, Spring Framework, J2EE Development, Service Oriented Architecture, Dependency Injection, MS Cosmos DB, Apache Cassandra, Amazon DynamoDB, AWS, EC2, ECS, S3, Kinesis, VMs, Blob, Data Factory, SQL Data warehouse, ARM Templates, Event Hubs, Visual Studio, Git/Bitbucket, Maven, Jenkins, Nexus, SQL Management Studio, Nunit, Ajax, AI SDLC, AWS AI services, API Gateways, Apache Camel, Swagger API, Zookeeper, Kafka, Spring Boot, Spring MVC, Entity Framework, Swagger, Odata, AutoMapper, Jenkins, Docker, OpenShift, Kubernetes, Angular, React, Vue.js, HTTP, HTML, JS, CSS
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4d
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Staff Software Engineer- Retirement
United States or San Francisco or Denver or New York City or San Jose or Scottsdale
$163k-$247k/yr HybridFull Time
Gusto
Gusto: Gusto is a payroll, benefits, and human-resources software platform serving small and medium-sized businesses.
8+ YOERequires 8+ years of software engineering experience, strong services and APIs expertise, message-based systems, GraphQL, React, Ruby on Rails or comparable backend framework, and end-to-end production ownership.
Sidekiq, SQS, NServiceBus, GraphQL, React, Ruby on Rails
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1d
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M&S Software Developer- Secret Clearance
Colorado Springs, Colorado, United States
$98k-$182k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Global security and aerospace driving innovative defense solutions.
Final Secret clearance, Java programming experience, software coding standards knowledge, strong problem-solving skills, and simulation framework experience. TS/SCI eligibility and Agile experience preferred.
Java, Java Spring, C++, Matlab, Distributed Interactive Simulation (DIS), Docker, Kubernetes, Microsoft Office, git, Nexus, JIRA, Confluence, Maven, Gradle, Eclipse, UML
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3mo
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Software Engineer I
East Lansing or Denver or Canada or India
$63k/yr HybridFull Time
Vertafore
Vertafore: Insurance technology providing software and data solutions to agencies, managing general agents, and carriers.
No experience required. Proficiency in coding languages/frameworks, SDLC, Agile/Scrum; knowledge of relational and NoSQL databases helpful; strong communication, analytical skills, and ability to learn quickly.
Agile, Scrum, NoSQL, Relational databases, AI
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3w
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Principal Software Engineer (GAITS - M&S) (26-362)
Colorado Springs, Colorado, United States
$104k-$155k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Global aerospace and defense technology.
3+ YOEActive DoD Secret clearance, strong C++/AFSIM and Java experience, simulation framework development, TCP/IP and Pub/Sub knowledge, and software engineering fundamentals; degree or extensive experience required.
AFSIM, C++, Java, Spring, Eclipse, Visual Studio Code, Maven, TCP/IP, Pub/Sub, XML
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2mo
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Senior Software Engineer (all teams)
Newport Beach or Irvine or San Francisco or Denver or Seattle
$165k-$220k/yr HybridFull Time
Compa
Compa: AI compensation intelligence platform serving enterprise teams with live market data and automated pay-decision analysis.
5+ YOE5+ years shipping production software; proficiency in a modern web language/framework and full‑stack fluency; proven ownership of complex systems; leadership in technical decisions. AI/ML and data-product experience preferred.
Django, Python, React, TypeScript, GraphQL, AWS, vLLM, Linear, Slack, Notion, Metabase
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3mo
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Staff Embedded Software Engineer
Golden, Colorado, United States
$137k-$180k/yr OnsiteFull Time
Lunar Outpost
Lunar Outpost: Private U.S. space-robotics building lunar rovers and off-world mobility infrastructure for government, commercial, and scientific customers.
5+ YOE5+ years embedded software or avionics; BS in computer or electrical engineering; RTOS experience (VxWorks/RTEMS/FreeRTOS); proficient in C for embedded systems; experience with flight software frameworks; US person.
VxWorks, RTEMS, FreeRTOS, C, C++, NASA cFS
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1mo
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Software Quality Engineer - 770
Broomfield, Colorado, United States
$132k-$165k/yr HybridFull Time
Quantinuum
QuantinuumNasdaq Global Market: QNT: Public quantum computing developing trapped-ion quantum computers and quantum software for enterprise, scientific, and government users.
4+ YOEBachelor's degree and 4+ years software engineering experience; strong Python and test automation (Robot Framework) skills; experience with CI/CD, cloud platforms, and debugging; must be U.S. Person and pass pre-employment drug test.
Python, Robot Framework, AWS, Google Cloud Platform (GCP), Microsoft Azure, Jenkins, GitHub Actions, Git, Linux, PostgreSQL, Redis, InfluxDB, Elasticsearch
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