870 senior software developer jobs at 319 companies in Fraser, CO
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Senior Software Engineer
Littleton, Colorado, United States
$120k-$150k/yr OnsiteFull Time
Full-time Senior Software Engineer with C/C++ experience; US citizen; security clearance required.
C, C++
2mo
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Senior Software Engineer
Denver or Salem
$130k-$150k/yr OnsiteFull Time
5+ YOE5+ years in software development; Bachelor’s or Master’s in CS/Engineering; strong API, security, and data tooling experience.
Git, OpenAPI, OAuth, RabbitMQ, Apache Kafka, Azure Service Bus, Event Hubs, Azure Databricks, TypeScript, C#, F#, PostgreSQL
3mo
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Senior Software Engineer
Denver, Colorado, United States
$143k-$183k/yr HybridFull Time
5+ YOE5+ years of software development; strong Node.js; AWS; Kubernetes; Datadog; microservices; relational and NoSQL databases; Bachelor's degree in CS or related field.
Node.js, Docker, Kubernetes, AWS, Datadog, Angular, React, Web Components, Kafka, SQL, NoSQL
2mo
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Senior Software Engineer
Denver, Colorado, United States
$155k-$195k/yr OnsiteFull Time
6+ YOE5–8 years of professional software development; strong C++, performance optimization; experience with embedded systems, Qt UI, REST/JSON, Agile/CI/CD.
C++, Qt, QtWidgets, QML, REST, JSON, Git, CMake, QMake
4w
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Senior Software Engineer
Denver, Colorado, United States
$130k-$150k/yr HybridFull Time
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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Senior Software Engineer
Denver, Colorado, United States
$104k-$164k/yr HybridFull Time
5+ YOEBS in CS/Software/Computer Engineering (or MS), 5–7+ years software development experience, 3+ years embedded systems experience, experience with safety-critical/regulatory software, strong communication and technical documentation skills.
C, C++
1mo
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Senior Software Engineer
Denver, Colorado, United States
$160k-$185k/yr HybridFull Time
5+ YOE5+ years backend software development with .NET/.NET Core and Web/REST APIs; frontend experience with React/Vue/Angular/Svelte and Typescript; SQL experience; unit testing; AI/LLM development experience; strong communication and problem-solving.
Cognition AI, Devin, Cline, Replit, Cursor, Azure OpenAI, Anthropic, GitHub, Azure DevOps, Bit, Microsoft Visual Studio Code, Microsoft Visual Studio, SQL Azure, SQL Server, Unknit, MSTest, PostgreSQL, Docker, Azure, AWS, GCP, GitHub Copilot, Windsurf, Codex
4d
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Senior Software Engineer
Littleton, Colorado, United States
$150k-$180k/yr OnsiteFull Time
5+ YOEActive TS/SCI clearance with polygraph; bachelor's degree and 5 years of professional experience, or related master's degree and 3 years of experience. Software development lifecycle experience required.
1w
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Senior Software Engineer
Denver or United States
$140k-$150k/yr RemoteFull Time
5+ YOE5+ years building production software, strong spec authoring and written communication, Rails/full-stack experience, AI-assisted development fluency (Claude Code), ownership and mentorship experience.
Claude Code, Ruby on Rails, Postgres, ElasticSearch, ActiveJob, AWS SQS, Sidekiq, AWS, TypeScript, React, React Native, Chrome
3w
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Senior Software Engineer, Golang
Minneapolis or Charlotte or Denver
$119k-$150k/yr HybridFull Time
5+ YOEBachelor's or equivalent,5+ years software development experience,proficiency in multiple programming languages,software testing experience,and strong communication and problem-solving skills.
Go, PHP, JavaScript, Python, TypeScript, Java, C#, C++, Node.js, GraphQL, REST APIs, NoSQL, AWS, IaC, AI for code generation
3mo
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Senior Software Engineer
Denver, Colorado, United States
$100k-$144k/yr RemoteFull Time
10+ YOEExpert PHP 8.x with 10+ years in PHP frameworks (e.g., Laravel); strong RESTful APIs, Vue.js (6+ years), TypeScript; SPA design; AWS/serverless; Git; Agile; testable code with Pest/PHPUnit.
PHP, Laravel, Vue.js, TypeScript, Git, AWS, New Relic, CloudWatch, Pest, PHPUnit, NPM, Vite, Tailwind CSS
1mo
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Senior Software Engineer
San Francisco or Denver
$150k-$200k/yr HybridFull Time
5+ YOEBachelor's in CS required, 5+ years professional software development, strong Python/Java/Spring Boot/Kafka skills, generative AI exposure, TDD and pair-programming experience, PostgreSQL, GitHub, Jenkins, cloud (AWS/Microsoft Azure).
Python, Java, Spring Boot, Kafka, ChatGPT, Gemini, Retrieval-Augmented Generation (RAG), AWS, Microsoft Azure, CI/CD, Test-Driven Development (TDD), PostgreSQL, GitHub, Jenkins, Angular, JavaScript, CSS, Docker, Kubernetes, microservices
1w
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Senior Software Engineer, Radar
Broomfield or Fort Collins
$190k-$252k/yr OnsiteFull Time
5+ YOE5+ years software development experience; proficiency in C++; experience with Nix/NixOS, API design, reproducible builds, and software quality/security practices; Bachelor's in CS/CE or related.
C++, Python, Nix, NixOS, Lattice OS, gRPC, Protobuf, ZeroMQ, DDS, Docker, Linux
1mo
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Senior Software Engineer
Denver or United States
$120k-$160k/yr HybridFull Time
Experience building production-grade applications with Node.js and TypeScript, REST/GraphQL services, React/Next.js, AWS and container deployments; automated testing and AI-native workflows; senior technical leadership and mentoring.
Node.js, TypeScript, RESTful, GraphQL, React, Next.js, AWS, Docker, Fargate, Kubernetes, Playwright, LiteLLM, Python, Java, PostgreSQL, SNS, SQS, Lambda
1mo
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Senior Software Engineer, Simulation/Integration
Littleton, Colorado, United States
$93k-$164k/yr OnsiteFull Time
Secret clearance and U.S. citizenship required; experience with Linux/UNIX, Python, C++, software development, and hardware/software integration and testing; strong verbal and written communication skills.
Linux, UNIX, Python, C++, Matlab, Agile
3d
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Senior Software Engineer (Autonomy)
Palmdale or Fort Worth or Atlanta or Denver or Huntsville
$120k-$160k/yr OnsiteFull Time
5+ YOEBachelor's degree in computer engineering, computer science, or related discipline; 5+ years software development with C, C++, Java, Python, and Bash; embedded systems, Git, Linux, UAS/UAV, and active Secret clearance required.
C, C++, Java, Python, Bash, Git, Linux, Windows, Atlassian Tools, Confluence, JIRA, Bitbucket, ArduPilot, PX4, MAVLink, Docker, CI/CD, EAP
1mo
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Senior Software Engineer
Westminster, Colorado, United States
$89k-$165k/yr HybridFull Time
5+ YOE5+ years building scalable, distributed software; proficient in Scala/Python/Java, Apache Spark, Databricks, AWS; experience with Hadoop/Hive, Kubernetes/Docker, Airflow, SQL, and ML; BA/BS in CS preferred.
Scala, Python, Java, Databricks, Apache Spark, Hadoop, Hive, AWS, Kubernetes, Docker, MWAA/Airflow, Git, SQL, Delta Lake, Unity Catalog, Notebooks, Jobs, Pipelines
2mo
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Senior Software Engineer (Tech Lead), Customer Domain Engineering
San Francisco or Denver or New York City
$209k-$240k/yr HybridFull Time
8+ YOE8+ years of software engineering experience; API development with C#/.NET; event-driven systems; CQRS/Event Sourcing; strong SQL; fintech experience preferred; team leadership experience.
C#, .NET, Kafka, RabbitMQ, SQL
1mo
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Senior Software Engineer
Boulder or Austin
$140k-$185k/yr HybridFull Time
Atom Computing: Building scalable quantum computers using arrays of neutral atoms.
5+ YOEBachelor's degree in CS/CE or related, 5+ years software engineering experience, proficiency with Python and SQL, Linux and Git experience, familiarity with automated testing and CI/CD practices, willingness to learn atomic/quantum concepts.
Python, Rust, TypeScript, React, SQL, Linux, Git, Terraform, Azure, AWS, GCP, C++
1mo
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Senior Software Engineer, Valence
Louisville, Colorado, United States
$120k-$130k/yr OnsiteFull Time
5+ YOE5+ years medical device software development experience, C++ on Linux, familiarity with imaging (DICOM, CT/MRI), image toolkits (VTK/ITK/OpenCV), EM/Dev tools (Git, Azure DevOps, Jira), strong communication and design participation.
C++, Linux, Qt, VTK, ITK, OpenCV, DICOM, Git, Azure DevOps, Jira, IEC 62304
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