C# Developer jobs in Denver, CO

C#/Duck Creek Developer (Field Engineer)

Remote or Hybrid

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Today

Precision is seeking THREE (3) Duck Creek/C# Developers for a contract position with our Fortune 100 client. This fully remote role supports software applications and platform enhancements using Duck Creek Policy, C# .NET, Kafka, and API development. You will analyze requirements, create programming specifications, develop and test code, support production applications, and maintain technical documentation. The role requires strong troubleshooting, problem-solving, organization, and communicatio

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Contract

DOE

C#/.NET Developer with COBOL Knowledge

Remote

•

Today

Job Qualifications and Responsibilities for C#/.NET Developer with COBOL Knowledge: Design, develop, test, and maintain applications using C# and .NET/.NET Core. Analyze existing COBOL programs, business logic, data flows, and legacy applications. Understand COBOL code and translate legacy business requirements into modern .NET solutions. Support integration between .NET applications and legacy COBOL/mainframe systems. Participate in application modernization and legacy system migration initiat

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Contract

$DOE

Sr. C# .Net Developer with COBOL

Remote or Hybrid

•

Today

Remote Only W2 - No Corp to Corp C#.NET and able to understand the COBOL programming for a short-term duration of 3 to 6 months

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Contract

Senior GenTax Developer - C#/PostgreSQL - REMOTE

Remote

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8d ago

Job Description: No Corp to Corp, Only W2/ 1099 Resumes will be considered Work Location: 100% Remote (Manager is willing to consider candidates in Eastern, Central, Mountain, and Pacific Time Zones) The candidate will be responsible for analysis, design, coding, testing, and documentation. The candidate will code enhancements and develop required fixes to production problems using the functional and technical programming standards of the GenTax system. The tool set will include C#, PostgreSQL,

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Contract

Depends on Experience

.NET/C# web developer - Local to CA

Remote

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Yesterday

.NET/C# web development Client is in California Remote in the USA 8 to 12 months. Position requires evidence of 5+ years SQL Server, 5+ years .NET/C# web development, 3+ years Azure, 5+ years data modeling/database design, 3+ years Microsoft Access, 5+ years requirements gathering, 5+ years project management and 5+ years testing medium/large applications. Please send me our strongest resumes that collectively demonstrate all eight requirements, particularly Microsoft Access and Azure. Also id

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Full-time

Depends on Experience

C#.NET Developer with Trading And Capital Market Exp

Remote

•

Today

JOB DESCRIPTION: Please apply only if you have Investment banking/Capital market experience. Role: C#.NET Developer with investment banking and Capital Market exp.Location: NY(Remote)Job Type: W2 / Fulltime Client is looking for a reliable full stack Dot Net developer ASAP.Wealth Management & Capital Market (Trading, Equities, Portfolio) Exp. Must.SQL, C#, .NET, Full stack developer with 8+ years of experienceProficiency in C#, .NET framework, and object-oriented programming principles.Experienc

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Full-time

Depends on Experience

C#/VB.NET Developer

Remote or Hybrid

•

Today

Our Fortune 100 client is seeking a Senior IT Software Developer for a 12-month contract assignment. This remote role focuses on developing software solutions, with approximately 80% back-end development and 20% front-end development. The developer will analyze requirements, write and modify complex code, test applications, support production systems, and maintain technical documentation. The role requires strong experience with VB.NET, C#, SQL Server, integration and reporting services, SQL Alw

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Contract

DOE

Lead .NET Developer

Remote

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13d ago

Title:Lead .NET Developer Location: Remote Duration: Contract-to-Hire Work Requirements: This position is W2 only. Our client is hiring a net new Lead Software Developer to support growth and several high-priority technology initiatives. The position is a 6-month contract-to-hire opportunity and is heavily focused on hands-on development rather than people management. The primary challenge has been finding candidates who combine strong full-stack development skills with practical Azure experien

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Contract, Third Party

$75 - $80

AI Platform Engineer

Remote

•

Today

Platform Engineer Agentic AI & Developer Platforms We are seeking an experienced Platform Engineer to join a high impact engineering team focused on building next generation AI powered developer platforms. This role will play a critical part in designing, developing, and operationalizing internal AI agent platforms, MCP servers, automation frameworks, and developer tooling that enable engineering teams to build and deploy software more effectively. The ideal candidate brings hands on experience

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Contract

Depends on Experience

Enterprise Architect IV

Remote

•

Yesterday

Lead Full-Stack Application Developer (.NET / Azure)1-Year Contract-to-Hire -Remote / Hybrid Hourly Rate range is $83 -$96 Candidates requiring visa sponsorship now or in the future are NOT ELIGIBLE to apply for this opportunity. C2C or 1099 not available for this opportunity! Potential candidates will need to have the ability to work W2 on Prominent payroll during the contract period.Ready to Accelerate Your Career?We're looking for a Lead Full-Stack Application Developer who wants more than ju

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Contract

Depends on Experience

Senior Software Engineer C#/.NET

Denver, Colorado

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Today

Company Description We're one of the world's leading online gambling companies, revolutionizing the industry since 2000. Founded by Denise Coates CBE, we now employ over 10,000 people and serve over 120 million customers in 26 languages. We empower our employees to push boundaries and explore new ideas, cultivating a culture that celebrates and rewards creativity. This offers employees a wealth of growth opportunities, giving them the opportunity to make a real impact in the world of online ga

Full-time

USD 120,000.00 - 155,000.00 per year

Angular Developer

Remote or Hybrid in Charlotte, North Carolina

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Today

Job Title: Angular Developer Industry: Manufacturing Location: Remote (Eastern or Central time zone) Shift: Monday through Friday, 8:00 AM to 5:00 PM, no overtime anticipated Interview Process: One hour panel video interview. Candidate interviews will be recorded as part of the client's standard screening process. Some onsite travel to a North Carolina facility may be required within the first two weeks of starting for training. Client Overview This opportunity is with a large global manuf

Contract

$69.50

Ferries Application Developer (IT App Development - Senior/Specialist)

Remote or Seattle, Washington

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Today

Salary : $104,265.00 - $140,288.00 Annually Location : King County - Seattle - Downtown Business, WA Job Type: Full Time - Permanent Remote Employment: Flexible/Hybrid Job Number: 26DOT-HQ-03581 Department: Dept. of Transportation Division: Headquarters Opening Date: 09/22/2026 Closing Date: 9/29/2026 11:59 PM Pacific Description About WSDOT The Washington State Department of Transportation (WSDOT) is a multimodal agency with a global reputation for excellence. Our dedicated workforce plans, de

Full-time

USD 104,265.00 - 140,288.00 per year

Duck Creek Integration Developer || Remote

Remote

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30+d ago

Role - Duck Creek Integration Developer Location- Remote Job details/skills required: Duck Creek Claims implementation experience C#/.NET developer (nice to have) REST API development (Must) SQL Server XML / JSON/manuscript/SSIS shredding (Must) Duck Creek Claims data model Integration development experience Production support and debugging

Contract, Third Party

$70 - $75

Web & Applications Developer Senior

Broomfield, Colorado

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Today

Location: Broomfield, CO Salary: $63.00 USD Hourly - $64.00 USD Hourly Description: Our client is currently seeking a Web & Applications Developer Senior What You'll Do: Collaborate with specialists from a wide variety of expertise including mechanical engineering, material science, optical engineering, and other information technology team members. Support and be supported by a team-oriented environment that values individual contributions. Follow and contribute to coding best practices and

Contract

USD 63.00 - 64.00 per hour

Salesforce (IT Application Development - Journey)

Remote or Olympia, Washington

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Today

Salary : $85,800.00 - $115,416.00 Annually Location : Thurston County - Olympia, WA Job Type: Full Time - Permanent Remote Employment: Flexible/Hybrid Job Number: 2026-3274-06257 Department: Liquor and Cannabis Board Division: Information Technology Services Opening Date: 07/31/2026 Description WSLCB Vision Safe communities for Washington State. Mission Promote public safety, public health, and trust through fair administration, education and enforcement of liquor, tobacco, cannabis and vapor la

Full-time

USD 85,800.00 - 115,416.00 per year

Software Engineer

Denver, Colorado

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Today

*PLEASE NOTE: this position is located in Denver, CO or Seattle, WA and requires attendance in office up to three days a week.* Candidates must be legally authorized to work in the United States. LendingTree and its affiliates ("LendingTree") will not provide or assume sponsorship for employment visas for this position, now or in the future. The Opportunity LendingTree is looking for a Software Engineer to join our Insurance technology team and help build, enhance, and support web applications

Full-time

USD 100,000.00 - 130,000.00 per year

Senior Software Engineer

Denver, Colorado

•

Today

*PLEASE NOTE: this position is located in Denver, CO or Seattle, WA and requires attendance in office up to three days a week.* Candidates must be legally authorized to work in the United States. LendingTree and its affiliates ("LendingTree") will not provide or assume sponsorship for employment visas for this position, now or in the future. The Opportunity LendingTree is looking for a Senior Software Engineer to join our Insurance technology team and help build, support, and evolve web applic

Full-time

USD 120,000.00 - 160,000.00 per year

.NET Developers

Remote

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Today

Arthur Lawrence is looking for a .NET Developers, one of our clients. This is a remote opportunity, please find the job description below and send us your updated resume if interested: Must-Have Skills:Experience in full-stack development using C#, .NET Core, and ASP.NET Core. Strong experience building RESTful APIs and microservices-based architectures. Front-end development experience with React or Angular, along with Azure SQL Server and Microsoft Azure services. Nice to Have Skills: Exper

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Contract, Third Party

Depends on Experience

IT Systems Administrator Manufacturing and Corporate Systems

Commerce City, Colorado

•

Today

About Re:Build At Re:Build, our mission is to ensure the next generation of important products are made, at scale, in America. We are laying the foundation for a better future for our customers, employees, and communities by revitalizing America's manufacturing base and creating meaningful jobs across the country, including in historically deindustrialized regions. We operate an advanced, end-to-end manufacturing platform that partners with industrial companies and innovators to take products

Full-time

USD 30.14 - 45.22 per hour

C# Developer jobs in Denver, CO, USA