C# jobs in District of Columbia

C# Developer - Application Support Engineer

Hybrid in Annapolis, Maryland

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Today

Role: Application Developer and Support System Engineer Remote Vs Hybrid: Hybrid with travel required for Maryland site visits Street address: 108 Carroll St., Annapolis, MD 21401 Location DC, MD, VA Duration 5 years with one 5-year renewal This individual will be supporting Maryland in IT services to develop, maintain, and operate applications and a distributed network of PCs, peripheral equipment, and servers. ROW operates in twenty-four (24) local jurisdictions (twenty-three (23) counties

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Contract

Depends on Experience

C# Developer / Architect

Remote

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Today

Role: C# Developer / Architect Remote Role JD: Expert knowledge of C#. Strong software architecture background. Strong experience in leading the design and development of component architectures, pluggable frameworks, extensible platforms, and RESTful APIs. Strong proficiency in Angular framework (Angular 2+), TypeScript, HTML5, CSS3, and JavaScript/jQuery. Experience with other front-end frameworks/libraries such as React.js or Vue.js. Understanding of microservices architecture and experience

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Contract

Depends on Experience

Senior C#/.NET Developer

Rockville, Maryland

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Today

This company is a software product company that is a global leader in the development and manufacture of medical laboratory equipment used for measuring molecules in biological samples. Their products have been instrumental in major healthcare advancements, most recently utilized in COVID-19 testing trials, and continue to power medical research and diagnostics behind the scenes to advance healthcare nationally. As a company that builds complex lab hardware, this role focuses on developing and m

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Full-time

135k - 150k

Senior C#/.NET Developer

Arlington, Virginia

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Today

A client is seeking a Senior .NET Developer for a full-time opportunity in a hybrid setting (onsite 1 day per week) with a global leader in medical laboratory equipment software. This company builds innovative lab instruments used to measure molecules in biological samples, including recent contributions to COVID testing trials. The role will focus on developing machine-focused applications using C#, ASP.NET, MVC, JavaScript, and SQL. This is your chance to work on software that directly impacts

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Full-time

135k - 145k

Senior Software Engineer (C# / Azure / .NET Core / microservices, AKS)

Remote

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Yesterday

Remote Senior C# / .NET Full Stack Software Engineer (.NET Core, Azure, microservices, AKS) Our client is looking to augment their team with an experienced Senior Software Engineer to assist in the implementation of cloud-based systems used by large corporations. This is a "best of all worlds" type of opportunity, working alongside highly-skilled resources, within a specialized technology division of a larger company, providing solutions to Fortune 500 companies. We are looking for flexible reso

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Full-time

$125,000 - $165,000

IBM Datacap Developer (C#) - (W2 Candidates only)

Remote

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11d ago

Job Title: IBM Datacap Developer (C#) Location: Remote Employment Type: Contract - 6-12 Months Experience Required: 7 + years Notice Period: Immediate to 30 days preferredAbout the Role: We are looking for a highly skilled IBM Datacap Developer with strong expertise in C# to design, develop, and support document capture and automation solutions. The role involves configuring Datacap workflows, creating custom actions, and integrating with enterprise applications to deliver efficient documen

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Contract

Depends on Experience

C#/.NET Developer (JavaScript, jQuery and KendoUI) - $70 CTC - REMOTE (WI Resident/MUST Relocate to Wisconsin)

Remote

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2d ago

Job Description: CHANDRA TECHNOLOGIES INC is committed to providing some of the most competitive rates in the industry for qualified consultants. For candidates with current or prior experience with the State of Wisconsin experience and all required skills outlined in the job posting, we offer up to 98.5% of the client bill rate on CTC basis, ensuring a very low margin (under $1). Please be advised that client administrative fees will be deducted if applicable. Our payment terms are Net 30, and

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Contract

Depends on Experience

Senior C# Developer (Planview)

Remote or Hybrid in Cleveland, Ohio

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Today

Our Fortune 100 direct client is seeking a Senior Full Stack .NET Developer to join a high-impact team delivering solutions within a large-scale CRM/Planview environment. You ll lead integration efforts, develop APIs, and ensure data quality and performance in a modern .NET 8 ecosystem. The ideal candidate will have strong c# programming skills, experience integrating Planview products, and extensive exposure to 3rd party APIs. This is a long-term contract position (12 months initially) that can

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Contract

DOE

W2 - .NET Web Developer III (C#, ASP.NET, JavaScript, KendoUI, SQL Server, Security) - Remote in WI

Remote or Madison, Wisconsin

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Today

Description: NOTICE - Candidates that are submitted to this posting and do not meet the required qualifications, restrictions, or requirements will NOT be allowed to be resubmitted to future re-postings of the position. False or inaccurate submissions will be reported. WISCONSIN ONLY POSTING: POSTING IS FOR WISCONSIN BASED CANDIDATES ONLY (OR THOSE WILLING TO RELOCATE TO WISCONSIN WITHIN 30 DAYS OF THE START DATE). Candidates that are NOT located IN WISCONSIN or NOT willing TO RELOCATE within t

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Contract

Compensation information provided in the description

Certified .Net Developer (Oracle/Db2,C#/Blazor) - $77 CTC - REMOTE (CURRENT WI Residents)

Remote

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3d ago

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Contract

Depends on Experience

W2 - (2) - Certified MS .NET web Developer IV (.NET Core 8+, Oracle/Db2, C#/Blazor) - Remote/Local

Remote or Madison, Wisconsin

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Today

Description: Please ensure ALL candidates are available for ONSITE interviews on Monday, November 3rd in Madison. The client is looking for 2 (two) Certified .NET Web Developer IVs. Will close to submissions on 10/27/2025 at 4:00PM CST. Top Required Skills & Years of Experience: - .NET Core 8+ (4 years) - Oracle/Db2 (6 years) - C#/Blazor (6 years) Nice to Have Skills: - Web Accessibility coding (3 years) - WCF - Windows Communication Foundation (4 years) - Previous work experience in governm

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Contract

Compensation information provided in the description

MES Software Developer (.NET, C#, ASP.NET) (REMOTE)

Remote or North Carolina

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Today

DivIHN (pronounced divine ) is a CMMI ML3-certified Technology and Talent solutions firm. Driven by a unique Purpose, Culture, and Value Delivery Model, we enable meaningful connections between talented professionals and forward-thinking organizations. Since our formation in 2002, organizations across commercial and public sectors have been trusting us to help build their teams with exceptional temporary and permanent talent. Visit us at to learn more and view our open positions. Please apply o

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Contract

$68.96

Senior C# Developer (Azure)

Remote or Hybrid in Cleveland, Ohio

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Today

Our Fortune 100 direct client is hiring for a talented C# Developer with strong experience working with Azure services. 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 Azure infrastructure, Kubernetes containers, and Terraform. This would be a fully remote position. Does this sound like something you'd like to hear more about? If so, APPL

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Contract

DOE

C# Developer with ROR, ReactJS

Remote

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21d ago

Skills Required: C# , ReactJS and ROR Skills: - Mandatory skills 7+ years of experience with Ruby, C#, ReactJS5+ years of experience developing web-based software systems and applications2+ years of experience with both manual and automated testing/tools2+ years of experience working with version control concepts2+ years of experience working in agile practices and methodologiesDirect experience with performance monitoring and observability Preferred: Experience with Typescript, ReactFamiliarit

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Contract

Depends on Experience

Senior C# Developer

Remote or Hybrid in Cleveland, Ohio

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Today

Our Fortune 100 direct client is hiring for a talented C# Developer with strong experience working with external data and integration services via APIs . 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 Kubernetes containers, and Web Services. This would be a fully remote position. Does this sound like something you'd like to hear more abou

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Contract

DOE

Senior FullStack Engineer (C# / React) (Education domain experience is highly preferred)-(W2 only)

Remote

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3d ago

Title: Senior FullStack Engineer (C# / React) End Client: New York State Education Department Duration: Long-term Rate is open W2 position Work Arrangement: Remote/virtual; availability ~40 hours/week; daily 10:00 a.m. ETstandup (subject to change); ad-hoc meetings; team across U.S. time zones; 6weekShape Up cycles. Job Description: Senior fullstack engineer with strong React and C# experience. Azure and GraphQL are part of the stack but not required.Ideal Profile: Deep React web development; a

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Contract

Depends on Experience

Senior IT Systems Test Engineer (C#)

Remote or Hybrid in Cleveland, Ohio

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Today

Our Fortune 100 client is hiring for a Senior Systems Test Engineer who is highly proficient with test scripts creation and enhancement. Candidates must have strong knowledge in C# to create and update testing frameworks and scripts. Hands on professional experience with C# programming,Specflow, and MS Testis required. This role can be done fully remotely following an EST work schedule. Does this sound like something you'd like to hear more about? If so, APPLY NOW! Essential Skills: - Proficient

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Contract

DOE

.Net/C# Developer

Remote or Altamonte Springs, Florida

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Today

RESPONSIBILITIES: Kforce has a client in Altamonte Springs, FL that is seeking a .Net/C# Developer. Responsibilities: * Design, develop, and maintain internal tools and applications using .NET and C# * Build and support RESTful APIs to enable integration across university systems * Collaborate with cross-functional teams to support platform enhancements and automation * Assist in future planning for GraphQL integration and other modern API frameworks * Support Workday-related development and in

Contract

$60 - $60 hourly

Senior C# / .NET Software Engineer (Azure, .NET Core, microservices, AKS)

Remote

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2d ago

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Full-time

$125,000 - $165,000

C# .Net Lead - Insurance domain

Remote

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Today

Role: C#.Net LeadLocation: USA (Remote) Duration: 6+ Months can be extendable Domain/Industry: Insurance Year of Experience: 5-10 Years Job DescriptionOverviewWe are seeking a skilled and versatile Full Stack C#.NET Developer with strong expertise in backend Web API development and frontend UI implementation. The ideal candidate will have hands-on experience with .NET Core, RESTful services, and modern JavaScript frameworks to deliver high-quality, scalable web solutions. Key ResponsibilitiesD

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Contract, Third Party

$50 - $60

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C# jobs in Washington, DC, USA