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Top C# Jobs in Denver & Boulder, CO

Reposted 5 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 - C++, you will train AI models by reviewing AI-generated C++ code for accuracy, develop robust solutions, and provide feedback.
Top Skills: C++Memory ManagementOopStlTemplates
6 Days AgoSaved
In-Office
Colorado
124K-180K Annually
Senior level
124K-180K Annually
Senior level
Fintech • Information Technology • Payments
Develop and maintain applications for Visa's online authorization system, lead projects, and communicate effectively with various stakeholders.
Top Skills: AssemblerC++HTTPMq SeriesSoapTcp/IpZ/Tpf
Reposted 7 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Fintech • Software
You will develop and maintain components of the LLVM based toolchain, collaborating with the community while ensuring platform-specific optimizations and tests.
Top Skills: BashC++ClangCmakeGccLlvmPython
9 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
160K-240K Annually
Senior level
160K-240K Annually
Senior level
Sports
Design and develop a data platform for sports entertainment, deliver features, maintain code quality, and research new technologies in a collaborative environment.
Top Skills: AWSAzureC++CdkDockerEcsFlinkGCPKafkaKinesisKubernetesTerraform
Reposted 9 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
Reposted 9 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
Mid level
Mid level
Software
The Core Software Engineer will develop platform technologies, focusing on applications using C++ or Rust, and ship cross-platform libraries.
Top Skills: C#C++RustSwift
Reposted 11 Days 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 11 Days 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
13 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 13 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 13 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
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Reposted 18 Days AgoSaved
Remote
Colorado
148K-202K Annually
Expert/Leader
148K-202K Annually
Expert/Leader
Software • Financial Services
The Lead Software Engineer will design, develop, and maintain software products, mentor peers, ensure technical quality, and provide architectural guidance.
Top Skills: .Net FrameworkAIAutomated Testing MethodologiesAzureC#CloudCopilotNode.jsReactTerraformTerragruntVb.Net
Reposted 18 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Software • Financial Services
The Lead Software Engineer will develop software, mentor peers, ensure software quality, and create architectural approaches while guiding development teams.
Top Skills: .NetAi/CopilotAzureC#Node.jsReactTerraformTerragruntVb.Net
Reposted 19 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 19 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 19 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 19 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 20 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 21 Days AgoSaved
In-Office or Remote
Colorado
91K-152K Annually
Mid level
91K-152K Annually
Mid level
eCommerce • Fintech • Information Technology • Payments • Software
Analyze user requirements, implement features in C++, collaborate in an agile team, and enhance the PTP product for financial services.
Top Skills: AWSC#C++DockerKafkaLinuxOraclePythonSQLUnix
Reposted 23 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 24 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 25 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
One Month AgoSaved
Colorado
Senior level
Senior level
AdTech • Fintech • Information Technology • Database
Design and implement high-performance system software for medical devices, collaborating with hardware engineers and ensuring adherence to clinical standards.
Top Skills: C++Python
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