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Top C# Jobs in Denver & Boulder, CO

10 Hours AgoSaved
In-Office
Colorado
85K-135K Annually
Junior
85K-135K Annually
Junior
Digital Media • Gaming • Software • Esports • Automation
Develop, maintain, and evolve sports trading applications using a Microsoft stack. Engage in delivering changes to applications and backend services while cross-skilling in Golang and React.
Top Skills: .NetC#GoGoogle Cloud PlatformReactSQL Server
10 Hours AgoSaved
In-Office
Colorado
120K-155K Annually
Senior level
120K-155K Annually
Senior level
Digital Media • Gaming • Software • Esports • Automation
The Senior Software Engineer will develop, maintain, and evolve Sports Trading Applications, focusing on Microsoft technologies and supporting backend services, while enhancing trading functions and mentoring team members.
Top Skills: .NetC#GoGoogle Cloud PlatformReactSQL Server
Reposted 17 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 25 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 YesterdaySaved
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 YesterdaySaved
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 2 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 2 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 3 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 3 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
4 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 4 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
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Reposted 4 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 4 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
Reposted 4 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 4 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 4 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 4 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 4 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 4 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 4 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 4 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 4 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 4 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 4 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
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