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Top C# Jobs in Denver & Boulder, CO

7 Days AgoSaved
In-Office
Colorado
90K-120K Annually
Junior
90K-120K Annually
Junior
Aerospace • Artificial Intelligence • Hardware • Machine Learning • Software • Defense • Manufacturing
The role involves designing and implementing simulation software for spacecraft using C++ and collaborating on algorithms for orbital mechanics and control.
Top Skills: C++Python
15 Days AgoSaved
Remote or Hybrid
Colorado
170K-230K Annually
Expert/Leader
170K-230K Annually
Expert/Leader
HR Tech • Information Technology • Professional Services • Sales • Software
The Senior Backend Engineer will develop core mechanisms for financial planning, lead backend development, mentor peers, and manage the full development cycle.
Top Skills: AWSAws GlueC#JavaMySQLPostgresPysparkScalaSinglestore
Reposted 17 Days AgoSaved
In-Office
Colorado
107K-115K Annually
Mid level
107K-115K Annually
Mid level
Aerospace • Hardware • Machine Learning • Software • App development • Defense • Data Privacy
C++ Software Engineers design, develop, and maintain software solutions using modern C++. They work in secure environments with a focus on collaboration and resilience in communication technologies.
Top Skills: C++Clang-FormatClang-TidyCmakeDockerGitGitlabGtestLinuxNinjaPythonVscode
Reposted 3 Hours AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
Senior level
Senior level
Artificial Intelligence • Computer Vision • Cybersecurity
Design and build performance-critical components in C++. Require expertise in multithreaded systems, CI/CD pipelines, and GTK integration, as well as Python scripting.
Top Skills: C++CmakeConanGithub ActionsGtkLinuxPython
Reposted 3 Hours AgoSaved
In-Office
Colorado
Mid level
Mid level
AdTech • Digital Media
Design, implement, and optimize scalable backend software solutions. Collaborate with team members and uphold coding standards while troubleshooting and maintaining software performance.
Top Skills: AWSC++GoInfrastructure As CodeKafkaMySQLNode.js
Reposted YesterdaySaved
Remote
Colorado
146K-171K Annually
Senior level
146K-171K Annually
Senior level
Big Data • Analytics
The Enterprise Senior Software Engineer will develop and support enterprise applications, focusing on C#, Python, cloud technologies, and data engineering, while leading initiatives and mentoring team members.
Top Skills: Azure Data FactoryAzure DevopsAzure ServicesAzure SynapseC#Ci/CdDockerEvent HubsGitLog AnalyticsPysparkPythonSQL
Reposted 2 Days AgoSaved
Remote
Colorado
86K-135K Annually
Mid level
86K-135K Annually
Mid level
Insurance
The Software Engineer role involves implementing applications, enhancing .NET APIs, collaborating on design decisions, and coaching junior team members within an agile environment.
Top Skills: .NetC#Entity FrameworkMs Sql ServerSQL
2 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
141K-208K Annually
Mid level
141K-208K Annually
Mid level
Database • Analytics
As a Core Software Engineer, you'll analyze and optimize performance of ClickHouse, contribute to development, and support debugging while collaborating with engineering and the open-source community.
Top Skills: C++KubernetesTcp/IpUnix/Linux Systems
Reposted 2 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Cloud • Security
The Senior Software Engineer at Delinea collaborates within a sprint team, developing full stack applications while ensuring secure coding practices and mentoring junior members.
Top Skills: .Net CoreAutomation TestingAWSAzureC#GitMs SqlRest ApiSoapWebpack Module Federation
Reposted 2 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
15-150 Annually
Mid level
15-150 Annually
Mid level
Artificial Intelligence • Information Technology • Internet of Things
As an AI Tutor - Objective-C, you will review and improve AI-generated Objective-C code, ensuring correctness and adherence to best practices while solving development challenges.
Top Skills: CocoaFoundationObjective-CUikit
Reposted 6 Days AgoSaved
Easy Apply
In-Office
Colorado
Easy Apply
124K-145K Annually
Senior level
124K-145K Annually
Senior level
Aerospace • Information Technology • Software • Biotech • Design
The Senior Software Engineer will develop software throughout its lifecycle, participate in pre-sales, generate software documentation, and collaborate within cross-disciplinary teams.
Top Skills: AgileC++LinuxPython
Reposted 6 Days AgoSaved
In-Office or Remote
Colorado
131K-281K Annually
Senior level
131K-281K Annually
Senior level
Aerospace • Artificial Intelligence • Machine Learning • Robotics • Software
As a Perception Software Engineer, you will develop algorithms for GPS-denied navigation, computer vision, and sensor fusion, while also enhancing the SDK product and mentoring peers.
Top Skills: C++Ci/CdGitLinuxTest-Driven Development
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8 Days AgoSaved
Easy Apply
In-Office or Remote
Colorado
Easy Apply
Junior
Junior
Fintech
As a Junior Software Engineer, you will design and develop high-performance server applications in C/C++ and Rust, optimize code, and implement tools for data processing while ensuring application monitoring and uptime.
Top Skills: C++Rust
Reposted 8 Days AgoSaved
In-Office or Remote
Colorado
99K-140K Annually
Senior level
99K-140K Annually
Senior level
Energy • Manufacturing • Solar • Renewable Energy
Lead I&C Software Support Engineer oversees software quality delivery, develops software test tools, performs testing, manages projects, and communicates with stakeholders.
Top Skills: CC++DebuggersGitlabIdesLdraPythonSoftware Development Tools
Reposted 8 Days AgoSaved
Remote
Colorado
112K-140K Annually
Senior level
112K-140K Annually
Senior level
Software
The Sr. Software Engineer will develop scalable cloud-native APIs using .NET, lead architectural discussions, and mentor team members while improving core system components.
Top Skills: .Net CoreAWSJavaKubernetesOpentelemetryPostgres
Reposted 8 Days AgoSaved
In-Office or Remote
Colorado
140K-250K Annually
Mid level
140K-250K Annually
Mid level
Artificial Intelligence • Productivity • Software
Build and launch native desktop applications for Windows, Mac, and Linux using C# and Avalonia UI. Collaborate on UI implementation and gain expertise in native APIs.
Top Skills: .NetAvalonia UiC#DjangoPythonSwiftWpfXamarin Forms
Reposted 8 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Fintech • Software
Develop backend services and APIs, improve existing solutions, create automated tests, and collaborate with the team while ensuring code quality and documentation.
Top Skills: Apache KafkaAsp.NetAWSC#Entity FrameworkGitGraphQLGrpcHTTPNatsNoSQLNunitRabbitMQRedisSoapSQLTcpXunit
Reposted 8 Days AgoSaved
In-Office
Colorado
150K-235K Annually
Senior level
150K-235K Annually
Senior level
Digital Media • Gaming • Internet of Things • News + Entertainment • Retail • Business Intelligence • Cybersecurity
The Lead Software Engineer will oversee the software development lifecycle of a high-performance Ad Server, collaborating with stakeholders, mentoring junior engineers, and ensuring quality and timeliness of releases.
Top Skills: C++Db DesignGoNetwork Programming
Reposted 9 Days AgoSaved
In-Office
Colorado
124K-180K Annually
Senior level
124K-180K Annually
Senior level
Fintech • Information Technology • Payments
The Staff Software Engineer is responsible for maintaining, supporting, and improving Visa's applications on HP Nonstop platforms, collaborating across teams to identify and implement solutions, and enhancing application efficiency.
Top Skills: CCobolEnscribeNonstop SqlPathwayScobolTaclTal
Reposted 12 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Information Technology
Design and develop scalable services/APIs using C#/.NET/.NET Core, collaborate during SDLC, mentor junior engineers, and ensure code quality.
Top Skills: C#,.Net,.Net Core,Linux,Aws,Azure,Docker,Kubernetes,Kafka
Reposted 13 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Insurance
Join SageSure as a Staff Software Engineer to build scalable Java services for API products, mentor engineers, and enhance integration strategies.
Top Skills: APIsJavaMicroservicesTemporal
Reposted 14 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Artificial Intelligence • Software
Design high-performance C++ libraries for automated PCB design challenges, mentoring peers and shaping technical direction while collaborating with experts in various fields.
Top Skills: C++CudaPython
Reposted 17 Days AgoSaved
Remote
Colorado
148K-204K Annually
Senior level
148K-204K Annually
Senior level
Information Technology • Security • Cybersecurity
The Staff Software Engineer will work on low-level Windows Kernel programming, develop features for security products, and debug real-world problems, impacting millions of endpoints.
Top Skills: AssemblyCC++Windows Os
19 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
90K-137K Annually
Senior level
90K-137K Annually
Senior level
Fintech • Software
As a Senior Software Engineer, you will design and maintain core billing systems, lead technical discussions, mentor junior developers, and implement security measures while optimizing system performance.
Top Skills: C#PHP
Reposted 19 Days AgoSaved
Remote
Colorado
79K-142K Annually
Mid level
79K-142K Annually
Mid level
Insurance
The Senior Product Engineer will implement .NET and C# applications focusing on full stack development, test-driven development, and continuous integration. Key duties include participating in planning, collaborating with the team, supporting user environments, and modernizing existing applications.
Top Skills: .NetC#Ci/CdGitGoJavaScriptJenkinsJSONMicrosoft Graph ApiOctopus DeployReactRest ApisVisual Studio
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