67 sr net developer jobs at 44 companies in Longmont, CO
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Dot Net Developer with F# exp
Denver, Colorado, United States
$95k-$120k/yrOnsiteFull Time
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
8+ YOE.NET and F# experience, 8+ years software development, SQL Server and Entity Framework knowledge, Git and unit testing experience, Agile SDLC familiarity, bachelor in computer science preferred.
Annapolis Junction or San Antonio or Aurora or Carey
$149k-$235k/yrOnsiteFull Time
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
8+ YOEBachelor's degree in computer science, information systems, or network engineering with 8+ years experience; strong C/C++, Java, Python; CNO tools; Windows/.NET and Unix/Linux development.
Bentley SystemsNASDAQ: BSY: Software for designing, building, and operating global infrastructure.
5+ YOE5+ years full-stack web development with 3+ years in Optimizely; deep C#/.NET Core/MVC backend and advanced HTML5/CSS3/JS frontend skills; experience with experimentation, personalization, and CI/CD.
KPMG: Global professional services network providing audit, tax, and advisory.
3+ YOEMinimum 3 years software development experience; familiarity with microservices, RESTful APIs, auth, Python/.NET/C#/Angular, SQL, Microsoft Azure, LLM/AI integration; bachelor's preferred, master's desired.
Angular, TypeScript, Python, .NET, C#, T-SQL, SQL, Microsoft Azure, Microsoft Azure App Services, Microsoft Azure Functions, Microsoft Azure SQL Database, Microsoft Azure DevOps, Microsoft Azure OpenAI, PyTorch, TensorFlow, scikit-learn
CommonSpirit Health: Operates a national non-profit Catholic health system.
7+ YOEBachelor's in CS/Technology/Business or equivalent experience, 7+ years IT infrastructure experience, datacenter and MDF/IDF design, vendor management, experience with IIS, .Net, and PowerShell.
CommonSpirit Health: Large non-profit healthcare system providing hospital and medical services.
7+ YOEBachelor's in computer science/technology/business or equivalent, 7+ years IT infrastructure experience, datacenter/MDF/IDF design, 5-7 years vendor management; IIS, .Net, PowerShell and healthcare experience preferred.
MiTekNYSE: BRK-B: Provides software and automation for the building industry.
5+ YOEBachelor's in computer science or related field, 5+ years professional software development, professional experience with C# and .NET, desktop application development, strong debugging and OOP skills.
Bayview Asset Management: Investment management firm specializing in credit and mortgage assets.
6+ YOEBA/BS in CS or engineering required; 6+ years software development experience with C#, JavaScript, SQL/T-SQL, REST/.NET Core; experience with web development, React preferred, relational DB and SDLC (Agile/Scrum).
CapTech: Provides technology and management consulting services to large enterprises.
10+ YOE10+ years Microsoft Dynamics 365 and Power Platform experience, hands-on development in Java/Python/.NET, Dynamics 365 certification preferred, bachelor's degree, strong communication and project leadership skills.
Microsoft Dynamics 365, Microsoft Power Platform, CCaaS, Omnichannel, Java, Python, .NET, Salesforce
TransamericaNYSE: AEG: Provides insurance, retirement solutions, and investment products to customers.
6+ YOEBachelor's or equivalent; 6+ years Core Java or .NET; 3+ years cloud development (AWS/Azure); 5+ years database and integration experience; expertise with microservices, CI/CD, and modern frontend frameworks.
.NET, .NET API Core, .NET API 2, C#, Python, JAVA, Spring Framework, J2EE, MS Cosmos DB, Apache Cassandra, Amazon DynamoDB, AWS, Azure, EC2, ECS, S3, Kinesis, VMs, Blob, Data Factory, SQL Data Warehouse, ARM Templates, Event Hubs, Visual Studio, Git, Bitbucket, Maven, Jenkins, Nexus, SQL Management Studio, NUnit, Ajax, MS HPC, Sagemaker, Spark, API Gateways, Apache Camel, Swagger API, Zookeeper, Kafka, Spring Boot, Spring MVC, Entity Framework, IIS, Odata, AutoMapper, Docker, OpenShift, Kubernetes, Angular, React, Vue.js, ASP.NET MVC, HTTP, HTML, JS, CSS
Litera: AI-powered document and workflow software for legal professionals.
5+ YOE5+ years backend software development with .NET/.NET Core and Web/REST APIs; frontend experience with React/Vue/Angular/Svelte and Typescript; SQL experience; unit testing; AI/LLM development experience; strong communication and problem-solving.
Johns Manville: Manufactures high-performance insulation, roofing systems, and engineered fibers.
10+ YOEBachelor's degree in CS/Engineering, 10+ years application development with SAP manufacturing systems, expertise in SAP MII, .NET, Azure, Microsoft Fabric, data architecture, and applying ML/AI in manufacturing.
SAP MII, SAP, .NET, SQL, Azure, Microsoft Fabric, REST, SOAP, C++, C#, JavaScript, HTML5, jQuery, XML, ML/AI
Kiewit: Provides large-scale construction and engineering services for diverse infrastructure.
7+ YOE3+ MgmtSenior software engineer with 7+ years building OOP full-stack applications, 3+ years lead experience, React/C#/ .NET, Azure and SQL Server experience, familiarity with AI-assisted development tools and strong communication.
EchoStarNasdaq: SATS: Global provider of satellite solutions and wireless communications services.
5+ YOE5+ years .NET full-stack and SQL Server experience; BS in CS or related; expertise with C#, ASP.NET, Microsoft SQL Server, T-SQL, SSIS; experience with Databricks, cloud platforms, GitLab; strong analytical and problem-solving skills.
LINQ: Provides cloud software for K-12 school administration and nutrition.
10+ YOE10+ years software development experience, expertise in .NET and web technologies, cloud-native development, microservices, CI/CD, strong leadership and mentoring skills, Bachelor’s degree or equivalent.
Node, .NET (C#), PostgreSQL, DynamoDB, Angular, Microsoft Azure DevOps, AWS, Microsoft Azure DevOps Pipelines, Git
Orlando or Tampa or Lakeland or Melbourne or Daytona Beach or Las Vegas or Denver or Houston
$70-$75/hrRemoteFull Time, Contract
CAI: Provides global IT services and contingent workforce management solutions.
7+ YOE2+ Mgmt7+ years full‑stack development, 2+ years lead experience; hands‑on with Oracle/PL‑SQL, APIs/integrations, Microsoft Azure (.NET), Angular, Python; DevOps/CI/CD; experience with AI tools; strong client communication; must have work authorization not requiring sponsorship.
OrthoFi: Software for orthodontic practice operations and patient financing.
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.
Forge GlobalNYSE: FRGE: Marketplace for trading private shares and pre-IPO stock.
8+ YOE8+ years of software engineering experience; API development with C#/.NET; event-driven systems; CQRS/Event Sourcing; strong SQL; fintech experience preferred; team leadership experience.
Axos FinancialNYSE: AX: Provides digital-first banking and diverse financial services to customers.
5+ YOE1+ MgmtBachelor's in CS or related,5+ years full-stack .NET development,1+ year leading technical resources,experience with Angular/React,REST/SOAP,APIs,Agile,strong OOP and communication skills.
XeNASDAQ: EEFT: Provides international money transfers and online currency exchange services.
8+ YOE8+ years building production full-stack software; strong frontend (Vue.js/React) and backend (C#/.NET or equivalent) skills; SQL, AWS production and CI/CD experience; system design, payments/regulatory experience; daily use of AI coding tools.