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Top C# Jobs in Denver & Boulder, CO

Reposted 16 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
Reposted 24 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 7 Hours AgoSaved
In-Office or Remote
Colorado
30-70 Hourly
Mid level
30-70 Hourly
Mid level
HR Tech • Other • Professional Services
Train large-language models to improve code quality by comparing snippets, providing feedback, and refining AI-generated code. Requires strong communication skills and attention to detail.
Top Skills: C
Reposted 7 Hours 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
Reposted YesterdaySaved
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 YesterdaySaved
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 2 Days AgoSaved
In-Office
Colorado
Senior level
Senior level
Information Technology • Consulting
Design, develop, implement, and analyze technical products. Conduct engineering evaluations and improve product quality. Requires a bachelor's degree and 6 years of experience.
Top Skills: Apache Traffic ControlAPIsCC++GoHTTPJavaLinuxNetworkingPerlSystems AdministrationUnix
Reposted 2 Days AgoSaved
Remote
Colorado
158K-213K Annually
Senior level
158K-213K Annually
Senior level
Software
The Engineer will design, develop, and operate routing services, solving complex guidance scenarios and creating customizable navigation solutions for various clients.
Top Skills: AWSC++GoJvmLinuxRust
3 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
Senior level
Senior level
Software
The Senior Backend Engineer will develop backend solutions using .NET/C# and modern architecture, focusing on cloud services and databases, while managing client projects.
Top Skills: .Net,C#,Asp.Net,Azure,Postgres,Sql Server,Mysql
Reposted 3 Days AgoSaved
In-Office
Colorado
Senior level
Senior level
Information Technology • Software
Lead a development team focused on data processing and statistical analysis, ensuring high-quality software development and complex report packaging for clients.
Top Skills: C#PythonR
Reposted 3 Days AgoSaved
In-Office
Colorado
Junior
Junior
Information Technology • Software
The C# Developer, Analyst will implement and customize software, troubleshoot issues, and engage with clients, balancing coding and business interactions.
Top Skills: C#ExcelJavaScriptJquerySQLVBA
Reposted 3 Days AgoSaved
In-Office
Colorado
Mid level
Mid level
Information Technology • Software
Seeking a C# / MVC Developer to convert a VB.NET site to C# / MVC. Responsibilities include full stack .NET development, SQL development, and testing.
Top Skills: BootstrapC#CSSHTML5JavaScriptMvcSQL ServerVb.Net
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Reposted 3 Days AgoSaved
In-Office
Colorado
Senior level
Senior level
Information Technology • Software
The Sr. C# Developer will work in an Agile/Scrum environment focusing on .NET development, rich UI web applications, and commercial software.
Top Skills: AjaxC#CSSHTMLJavaScriptJqueryJSONSQL Server
Reposted 3 Days AgoSaved
In-Office
Colorado
Senior level
Senior level
Information Technology • Software
Seeking a C# Engineer, Architect to join a team, focusing on development and providing a technology roadmap. Requires strong architecture skills.
Top Skills: AgileC#JavaScriptJqueryJSONMs TestMvc 4Mvc 5NunitWeb ServicesXML
Reposted 3 Days AgoSaved
In-Office
Colorado
Mid level
Mid level
Information Technology • Software
The C# Engineer will perform full life cycle development in an Agile environment, focusing on C# with potential work in Java, C++, and JavaScript on various projects.
Top Skills: AngularjsC#C++GitJavaJavaScriptSQL ServerSubversionTfsXamarin
Reposted 3 Days AgoSaved
In-Office
Colorado
Mid level
Mid level
Information Technology • Software
The C# Developer will be responsible for developing enterprise applications, focusing on .Net/C#/SQL web application development, within a small team.
Top Skills: Asp.NetC#Multi-TierMvcSQL ServerSsisSsrsT-Sql
Reposted 3 Days AgoSaved
In-Office
Colorado
Entry level
Entry level
Information Technology • Software
The C# Developer will develop applications for data integration between systems, requiring proficiency in C# and a willingness to learn.
Top Skills: C#MvcSQL
Reposted 3 Days AgoSaved
In-Office
Colorado
Mid level
Mid level
Information Technology • Software
Responsible for designing, developing, maintaining, and releasing production-level ASP.NET applications and modules in a collaborative team.
Top Skills: Asp.NetC#SQL
Reposted 3 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 in C, you'll train and evaluate AI models, review C code, write solutions, and explain coding concepts.
Top Skills: AIC
Reposted 3 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 for C#, you will review and write C# code, document reasoning, and provide feedback to improve AI-generated code.
Top Skills: .NetAsync/AwaitC#LinqOop
Reposted 3 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
Reposted 3 Days AgoSaved
Remote
Colorado
164K-273K Annually
Mid level
164K-273K Annually
Mid level
Cloud • Security • Software • Cybersecurity
Develop and support Veeam Backup for Office 365, collaborate in product development, and plan features. Requires C# expertise and cloud development experience.
Top Skills: .Net 8AmazonAzureAzure DevopsC#C++C++CliExchangeGitJenkinsOffice 365PowershellRestRiderSharepointSQLVisual Studio 2022Wpf
Reposted 3 Days AgoSaved
In-Office
Colorado
107K-169K Annually
Mid level
107K-169K Annually
Mid level
Digital Media • Gaming • Internet of Things • News + Entertainment • Retail • Business Intelligence • Cybersecurity
The C++ Developer will design, maintain, and optimize cloud-based ad serving systems, focusing on software architecture, algorithm performance, and integration with distributed databases while collaborating with stakeholders and ensuring quality standards.
Top Skills: AerospikeC++Db DesignLinuxSnowflake
5 Days AgoSaved
In-Office
Colorado
91K-143K Annually
Junior
91K-143K Annually
Junior
Digital Media • Gaming • Internet of Things • News + Entertainment • Retail • Business Intelligence • Cybersecurity
As a Junior C++ or Python Engineer, you'll develop and maintain cloud-based software systems, optimize algorithms, and collaborate with teams for product requirements.
Top Skills: C++LinuxPython
Reposted 5 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
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