C# Developer jobs in Denver, CO

Sr. Software Systems Engineer (C#/.NET Developer)

Remote

•

Today

Job ID: 2616245 Location: Remote Work, TX, US Date Posted: 2026-08-28 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: ORA_REMOTE Description SAIC is searching for a motivated, career and customer-oriented Sr. Software Engineer (C#/.NET Developer) who will work across EDI transaction processing, backend API develo

Full-time

USD 80,001.00 - 120,000.00 per year

C#.NET Developer with investment banking experience

Remote

•

Today

JOB DESCRIPTION:Please apply only if you have Investment banking/Capital market experience.Role: Dot Net Developer with Trading EXP.Location: NY(Remote)Job Type: W2 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 experience Proficiency in C#, .NET framework, and object-oriented programming principles. Experience with financial modeling, algorithm

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Contract

Depends on Experience

C#.NET Developer/Harness - Independent candidates w2 contract

Remote

•

Today

Role: .Net Developer with Harness Location: Remote Rate: hourly on W2 + benefits Job Description: At client, the Software Engineer oversees application development, modification, and maintenance of applications.This position monitors system applications, ensures systems run smoothly, and creates reports and other documentation outlining findings/solutions.This position sits within client'' Technology department.Primary Responsibilities: Oversees development and installation of new hardware and s

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Contract

Depends on Experience

Lead C#.NET Developer - COTS

Remote or Hybrid in Raleigh, North Carolina

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5d ago

ONLY W2ONLY W2ONLY W2 MUST have experience working on COTS products Title: Lead Developer Location: McLean, VA 22102 (Remote) Duration: 6 Months Contract (Potential Extension) Job Description: Terms of Employment W2 Contract, 6 MonthsRemote Opportunity (US EST Time zone work schedule (Candidates in Raleigh NC preferred but not required) Overview The Developer, Specialist performs thorough end-to-end analysis of complex business functionality, provides technical solutions for complex business re

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Contract

Depends on Experience

Software Developer(C#, ERP, AI)

Remote or Valhalla, New York

•

Today

Description We are looking for a Software Developer to join our team in Valhalla, New York and contribute to the continued development of a modern enterprise resource planning platform. In this role, you will collaborate with cross-functional partners to build reliable application features, improve integration capabilities, and support clients through well-crafted technical solutions. This opportunity is ideal for someone who enjoys hands-on coding in C# and .NET while also exploring practical w

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Full-time

USD 70,000.00 - 80,000.00 per year

Full Stack Developer (.NET / C# + React)

Remote

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12d ago

About the Role Our client, a company in the payments/fintech space, is seeking an experienced Full Stack Developer to join their engineering team. You'll build and maintain secure, high-throughput services on a modern .NET + Azure stack, working across the backend and the React front end. This is a fully remote, contract or direct-hire for candidates already based in the U.S and authorized to work. What You'll Do Design, build, and maintain backend services in C# / .NETDevelop responsive, user-f

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Full-time

$80

Lead Software Developer in Test (C#)

Remote or Hybrid in Cleveland, Ohio

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Today

Our Fortune 100 client is hiring for a Lead Software Developer in Test to assist the project team with driving quality-centric practices into their software development processes and will also be responsible for working closely with the project teams to guide their use of test automation assets and consult on the creation and use of new test automation. The role is open to fully remote but candidates but must be willing to work ET hours within the United States. Day-to-Day Responsibilities: - S

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Contract

DOE

Angular Developer

Remote or Hybrid in Charlotte, North Carolina

•

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

Sr. Full Stack Developer

Greenwood Village, Colorado

•

Today

No visa sponsorship is available for this opportunity! C2C or 1099 not available for this opportunity! Candidates MUST be on Prominent payroll as a W2 employee. Prominent is looking for a Sr. Full Stack Developer for a contract to hire opportunity. Candidates based within a commute to our clients office in either Greenwood Village, Colorado, Berkeley Heights, New Jersey or Omaha, Nebraska and can be fully onsite will be given preference. However REMOTE will be considered for rock star candidate

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Contract

Depends on Experience

L&I IT Application Development - Journey

Remote or Tumwater, Washington

•

Today

Salary : $85,800.00 - $115,416.00 Annually Location : Thurston County - Tumwater, WA Job Type: Full Time - Permanent Remote Employment: Flexible/Hybrid Job Number: 2026-06684 Department: Dept. of Labor & Industries Division: Information Technology - Applications & Data Management Opening Date: 08/26/2026 Closing Date: 9/9/2026 11:59 PM Pacific Salary Information: The high end of the salary range, Step M is typically a longevity step Description Our Mission: Keep Washington Safe and Working!Our V

Full-time

USD 85,800.00 - 115,416.00 per year

Software Engineer (React, C#)

Denver, Colorado

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Today

Job Description Ready to Help Shape the Future of Legal Tech?! At Litera, we don't just build software, we transform how the world's top law firms operate. Every day, we Raise The Bar for what's possible through AI, innovation, and solutions that power millions of legal professionals worldwide. If you're energized by scale, real impact, and meaningful challenges, you'll feel right at home here. Where You'll Work This is a hybrid role based in Denver, CO with the expectations to be in office at

Full-time

USD 115,000.00 - 135,000.00 per year

Argo Developer || Argo Sales to Service or Teller

Remote

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3d ago

Position: Argo Developer Location: Remote Argo sales to service or Teller Or Dotnet candidate with Argo exposure JD:- Technical lead 8+ years of working experience in software developmentPreferred minimum 5 years of Argo experience ideally in Teller (Transact) and Sales & service platformsExperience with traditional client/server architecture (ideally Argo/Bankpro experience); Argo web/ API experience is a plusExperience in developing interfaces for Argo Teller platform with CAD devices, Check i

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Contract

Depends on Experience

Senior .NET Developer

Remote or Hybrid in Cleveland, Ohio

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Today

Our Fortune 100 direct client is hiring a talented C# Developer with experience working with Customer Data Systems. You would be designing and coding in a variety of technologies supporting backend, APIs and Cloud systems. The ideal candidate will have experience in developement with C# as well as strong understanding of APIs, SQL Server, HTML, Azure DevOps, and Unit Testing. This would be a fully remote position. Does this sound like something you'd like to hear more about? If so, APPLY NOW! E

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Contract

DOE

Senior .NET Developer in Raleigh, NC (Possible FTE conversion)

Remote

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19d ago

Job Description: Job Title: Senior .NET Developer Duration: 3+ Months Contract with Possibility of FT Conversion Job Location: Remote/Onsite (Raleigh, NC preferred location preferred) Role Overview: The Developer, Specialist performs thorough end-to-end analysis of complex business functionality, provides technical solutions for complex business requirements, and implements enterprise-grade software solutions. This role functions as an individual contributor, capable of working inde

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Contract, Third Party

Depends on Experience

Senior Software Engineer (.NET)

Aurora, Colorado

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Today

Software engineers are responsible for the complete life cycle of a new or modified software product, from research and design to implementation, training and support. Essential Duties: Designs, modifies, develops, writes and implements software programming applications supporting internal business requirements or external customersSupports and/or installs software applications, may include end user training and documentationDocuments and maintains software functionality including break/fix an

Full-time

USD 135,000.00 - 140,000.00 per year

Duck Creek Integration Developer || Remote

Remote

•

Today

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

Software Engineer (C#, .Net, SSAS, ETL, Datawarehouse)

Denver, Colorado

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Today

Full-time

USD 120,000.00 - 150,000.00 per year

Sr. Optimizely Developer

Denver, Colorado

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Today

Join a fast-moving digital marketing team that is investing heavily in modern web technology, experimentation, and data-driven growth. This Senior Optimizely Developer role is a great fit for someone who enjoys building scalable CMS solutions, launching sophisticated experiments, and using AI-assisted tools to work faster and smarter. Responsibilities Build and maintain reusable components, page templates, and content models within Optimizely CMS to help marketing teams launch web pages effici

Full-time

USD 79,000.00 - 130,000.00 per year

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

Sr. Software Engineer (C# .NET/Azure/React/API

Remote

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7d ago

Title: Sr. Software Engineer (C# .NET/Azure, React, APIs, Kafka and Kubernetes) Location: REMOTE Duration: one year with possible extensions Compensation: 70-80/hr Work Requirements: , Holders or Authorized to Work in the US Job Description: Seeing a motivated Software Development professional passionate about NET/Azure development and integrations. You excel at software development and have experience in .NET, specifically C#, React, API, and Eventing. You are optimistic, proactive, analytica

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Contract, Third Party

$65 - $70

C# Developer jobs in Denver, CO, USA