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2,039 senior software engineer jobs at 589 companies in Colorado

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Senior Software Engineer
Littleton, Colorado, United States
$120k-$150k/yr OnsiteFull Time
OASYS, INC.
OASYS, INC.: Employee-owned technology services contractor providing software, cybersecurity, and systems-engineering solutions to federal government and DoD clients.
Full-time Senior Software Engineer with C/C++ experience; US citizen; security clearance required.
C, C++
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Senior Software Engineer
Colorado Springs, Colorado, United States
OnsiteFull Time
NextGen Federal Systems
NextGen Federal Systems: Private U.S. technology and professional-services provider delivering software, AI/ML, digital 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
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Senior Software Engineer
Colorado Springs, Colorado, United States
$194k-$262k/yr OnsiteFull Time
Four Sea Group
Four Sea Group: Employee-owned engineering providing technical mission support for defense and space programs serving government and industry.
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
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Senior Software Engineer
Denver or Salem
$130k-$150k/yr OnsiteFull Time
AutoStore
AutoStoreOslo Børs: AUTO: Norwegian warehouse robotics and software providing automated storage and retrieval systems for businesses.
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
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Senior Ground Software Engineer, Space
Colorado Springs or Costa Mesa
$165k-$218k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology developing AI-powered autonomous military systems.
8+ YOESenior software engineer with 8+ years in languages like Java, Python, C++, Rust; Space C2 experience; clearance eligibility; strong communication.
Go, Rust, C++, Kubernetes, OpenShift, Helm, Python, Java, JavaScript
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Senior Software Engineer
Denver, Colorado, United States
$143k-$183k/yr HybridFull Time
DAT
DAT: Private freight marketplace and logistics software serving shippers, brokers, carriers, and transportation analysts.
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
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Senior Software Engineer
Denver, Colorado, United States
$104k-$164k/yr HybridFull Time
CONMED
CONMEDNYSE: CNMD: Public medical device manufacturer supplying surgical equipment and patient-monitoring products to healthcare providers worldwide.
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++
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Sr Staff / Senior Software Engineer
Aurora, Colorado, United States
$130k-$170k/yr OnsiteFull Time
SciTec
SciTec: Firefly defense subsidiary providing remote sensing, missile warning, and mission data processing systems to U.S. warfighters.
6+ YOEBachelor’s degree in a technical field; 6+ years software engineering; active TS/SCI DoD clearance; 3+ years Linux experience; onsite Buckley Space Force Base in Aurora, CO.
Linux, Docker, Kubernetes, Jira, Confluence
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Senior Software Engineer
Menlo Park or New York City or Bellevue or Washington or Denver or Westlake or Chicago or Lake Mary or Clearwater or Gainesville
HybridFull Time
Robinhood
RobinhoodNASDAQ: HOOD: Provides brokerage, crypto, advisory, and banking services.
5+ YOERequires 5+ years of software engineering experience, strong Python or Go coding skills, distributed systems expertise, and experience with load testing, fault injection, chaos engineering, or developer infrastructure.
Python, Go, Kubernetes, CI/CD
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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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Senior Software Engineer
Colorado Springs, Colorado, United States
$120k-$185k/yr OnsiteFull Time
GXM Technologies
GXM Technologies: Private U.S. defense technology contractor delivering mission-ready software, secure cloud systems, and innovation-transition programs for federal agencies.
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
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Senior Software Engineer
Denver, Colorado, United States
$140k-$185k/yr HybridFull Time
Project Canary
Project Canary: Climate technology providing methane monitoring, emissions data, and reporting software to energy operators.
Strong software engineering fundamentals, production systems experience, backend expertise, full-stack capability, sound technical judgment, and ability to work independently in evolving environments.
.NET, C#, Entity Framework Core, React, Java, Spring Boot
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2w
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Senior Software Engineer
Denver, Colorado, United States
$135k-$170k/yr HybridFull Time
CloudBees
CloudBees: CloudBees is an enterprise DevSecOps software helping Global 2000 organizations build, test, deploy, and secure software.
5+ YOE5+ years of backend software engineering experience, strong Golang proficiency, distributed systems expertise, and 3+ years with Kubernetes, APIs, cloud platforms, and relational or NoSQL databases.
Golang, REST, gRPC, GraphQL, PostgreSQL, Cassandra, Kafka, NATS, Kubernetes, AWS, GCP, JWT, SAML, OIDC, LangChain, CrewAI, MCP, Jenkins, Keycloak, SOC 2, FedRAMP
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4mo
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Senior Software Engineer
Denver, Colorado, United States
$100k-$144k/yr RemoteFull Time
Resource Innovations
Resource Innovations: Women-led clean energy consulting and software firm serving utilities, governments, and system operators.
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
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2mo
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Senior Software Engineer
Colorado Springs, Colorado, United States
$127k-$190k/yr OnsiteFull Time
KBR
KBRNYSE: KBR: Provider of science, technology, and engineering solutions.
5+ YOETS/SCI with Polygraph, bachelor's in computer science or related, 5+ years software engineering, proficiency with Java and Spring Boot, experience with React, containerized apps, Kubernetes, and CI/CD tools.
Java, Spring Boot, React, Kubernetes, Docker, GitLab, Ansible, MongoDB, C++, SQL
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Senior 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.
Proven professional software development experience with Clojure, solid SQL/PostgreSQL skills, RESTful API design, SaaS architecture knowledge, testing and engineering best practices, and strong collaboration and communication.
Clojure, ClojureScript, SQL, PostgreSQL, RESTful APIs, AWS, Docker, RabbitMQ, ElasticSearch
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Senior Software Engineer
Boulder or Austin
$140k-$185k/yr HybridFull Time
Atom Computing
Atom Computing: Quantum computing building scalable neutral-atom computers for enterprise, government, and research customers.
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++
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Senior Software Engineer
San Mateo or Arizona or California or Colorado or Florida or Georgia or Illinois or Nevada or North Carolina or Oregon or Texas or Utah or Washington
$160k-$180k/yr RemoteFull Time
Vynca
Vynca: Private health technology and clinical-services providing palliative care, care navigation, and serious-illness software.
5+ YOE5-7 years software engineering, Bachelor's in Computer Science or related (preferred), proficiency in Python and Java, experience with event-driven architectures, cloud (AWS), Kubernetes, real-time data pipelines, and healthcare data standards.
Apache Kafka, Airflow, Flink, DataDog, Kibana, Kafka Streams, Spark Streaming, Flask, FastAPI, Spring Boot, AWS, Kubernetes, Kinesis, Python, Java, Redshift, BigQuery, Snowflake, DynamoDB, FHIR, CCDA, HL7 V2/V3, DICOM
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Senior Software Engineer
United States or Denver
RemoteFull Time
Bitmovin
Bitmovin: Private SaaS providing video encoding, playback, analytics, and streaming infrastructure to digital media businesses.
5+ YOE5+ years software engineering experience, strong Java or C++, 2+ years customer-facing technical experience, cloud (AWS/GCP), Docker/Kubernetes, troubleshoot distributed systems, US work authorization, willing to travel up to 25%.
C++, Java, Kotlin, Docker, Kubernetes, AWS, GCP, Azure, Claude Code, AWS MediaConvert, Elemental, Harmonic, MediaKind
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Senior Software Engineer (Dev Platform)
Lisbon or San Francisco or Denver or London or Sydney
€67k-€88k/yr HybridFull Time
Iterable
Iterable: AI-powered customer engagement software platform helping brands personalize communications across email, mobile, web, and other channels.
5+ YOESenior software engineering fundamentals in Scala, Java, Kotlin, or another production language; developer platform or infrastructure ownership; build and delivery workflows; Kubernetes and cloud debugging; migration leadership; and cross-team communication.
Scala, Bazel, Kubernetes, GitHub Actions, ArgoCD, Backstage, EngFlow, Cursor, Claude, Java, Kotlin
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