C# Jobs in Fairfax, VA

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3D Perception Engineer (Remote)

Jobot

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Remote or Redwood City, California, USA

Full-time

Next-Gen Perception Startup is hiring a Computer Vision Engineer (Mid-Level or Senior) to join their growing team! This Jobot Job is hosted by: Sydney Weaver Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $165,000 - $205,000 per year A bit about us: This venture-backed company has raised $20.6M to date-including a Series B in March 2025-and is already generating revenue with a strong customer base across industries like automotive, robotic
Posted 1 day ago | Updated 2 hours ago

Power Apps Programmer with EHR integration experience

Softratech LLC

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Remote

Contract

Job Description: We're currently looking to hire a Sr Power apps Developer to support the implementation of the Continuum Electronic Health Record (EHR) solution for one of our clients in Sacramento, CA. Mandatory Minimum of five (5) years of experience in electronic data processing systems study, design, and programming. At least three (3) years of that experience must have been in a lead capacity. Possession of a bachelor s degree in an IT-related or Engineering field. Minimum of five (5) year
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Posted 60+ days ago | Updated 5 days ago

Software Engineer

AgreeYa Solutions

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Remote

Contract

Position: Software Engineer Location: Remote Duration: 6-12+ Months Description: Looking for experienced software generalists ideally with experience in C++, C#, JS, Python, Hack, Java, Android to work on development tools and codeline health.The domain is CI/CD and the ability to debug broken build jobs quickly. The role is more operational, than development heavy generally but requires those skills to help debug and fix build issues.Candidate should be a strong in programming but there won t b
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Posted 60+ days ago | Updated 1 day ago

.Net Developer ( Senior Developer) / Durham, NC(Remote)- 6 Months Contract

Suncap Technology

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Remote or Durham, North Carolina, USA

Contract

Need Sr .NET Developer Durham, NC (REMOTE) 6 Months Contract Interview Process: 1 st round : .NET ( 30 Min) & Oracle Pl/SQL (30 Min) test with Vendor 2 nd round : 30 min video Technical round with vendor team for Java NEED 15 + yrs Total IT experience with .Net and Oracle Need mandatory : .NET : yrs exp Oracle PL/SQL : yrs exp ASP.NET Webforms, .NET C#, Java Script/jQuery - To work on huge enterprise ASP.NET websites & many .NET backend systems - Very strong ASP.NET UI development experienc
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Posted 40 days ago | Updated 2 hours ago

NMS Network Engineer (NE III) (Government)

AT&T Inc.

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Chantilly, Virginia, USA

Full-time

Job Description: AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to our customers' mission. Our National Security Team supports the intelligence community, providing, operating, and assuring critical voice, video
Posted 60+ days ago | Updated 5 hours ago

Software Engineer III

Kforce Technology Staffing

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Remote or Alpharetta, Georgia, USA

Contract

RESPONSIBILITIES: Kforce has a client that is seeking a remote Software Engineer to join their team. This role will play a critical part in supporting production systems and delivering full stack solutions using .NET and React. Key Responsibilities: * Provide hands-on production support for critical applications * Develop and maintain backend services using .NET * Build and enhance front-end interfaces using React * Collaborate with cross-functional teams to resolve issues and implement improv
Posted 5 days ago | Updated 1 hour ago

Systems Engineer Mid

Jacobs

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Washington, District of Columbia, USA

Full-time

Amentum is searching for a Top-Secret cleared Systems Engineer (Mid) to join our team in Washington, DC. You will be working in an organization that's mission is to accelerate operations through data and new analytical insights. The entire section leverages agile and works to provide enhanced reporting and global searching capabilities to facilitate task management, cross-utilization, and address national intelligence priorities while protecting confidential data and sources. The Systems Engine
Posted 60+ days ago | Updated 5 hours ago

DOTNET Developer

AaraTechnologies Inc

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Remote or New York, New York, USA

Contract

Job Title: Dotnet Developer Company: Aaratech Inc Visa sponsorship is not available. Job Summary: Aaratech Inc is looking for an experienced Dotnet Developer to join our dynamic team in Texas. The ideal candidate will be well-versed in the full Software Development Life Cycle (SDLC) and demonstrate expertise in developing scalable, high-quality web applications. You will work closely with our engineering and product teams to deliver robust software solutions that meet our business goals. Key Re
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Posted 23 hours ago | Updated 23 hours ago

Performance Engineer II- Remote

ConsultNet, LLC

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Remote or Birmingham, Alabama, USA

Full-time

Performance Engineer II Remote (CST or EST) 12 month contract Pay Rate: $48.00 to $52.00 per hr. We need a Performance Engineer II who conducts a wide range of quality control tests and analysis to ensure that software meets or exceeds specified standards and end-user requirements as well as monitors the performance of the production systems. Primary Responsibilities Collaborates with other engineers to develop testing and monitoring approaches Focuses on assurance in the areas of error rates
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Posted 1 day ago | Updated 5 hours ago

Junior .NET Developer

Cornerstone Defense

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Reston, Virginia, USA

Full-time

Location: Reston, Virginia Type: Contract Job #3560 Title: .NET Developer Location: Chantilly, VA *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is pushed
Posted 60+ days ago | Updated 5 hours ago

.Net Developer

4 Consulting Inc

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Remote

Full-time

Who we are! At 4Ci our mission is to build long term relationships, based on trust, integrity, and knowledge with all our employees and business affiliates. 4Ci has been in business for 20 years and has employees working on mission critical projects nationwide. We provide computer programming, testing, and system design services to develop and maintain multi-year, multi-million-dollar mission critical applications for the US Government. Examples of such applications are Medicaid MMIS systems, He
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Posted 1 day ago

Cloud Solution Architect

Leidos

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Alexandria, Virginia, USA

Full-time

Looking for an opportunity to make an impact? At Leidos, innovation is at the heart of everything we do. Powered by a team as diverse as it is talented, we're driven by a shared passion for delivering bold solutions that fuel our customers' success. We believe in empowering our people, giving back to our communities, and leading with sustainability. Every action we take is grounded in integrity and a steadfast commitment to doing what's right-for our customers, our teams, and the world around u
Posted 60+ days ago | Updated 5 hours ago

Software Developer IV

Voyatek

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Remote

Full-time

Outcomes. Delivered. Voyatek delivers outcome-driven technology solutions to public sector agencies and higher education institutions nationwide. For example, our technology: Facilitates access to nutritious food for children of mothers participating in the WIC programSupports first responders in reducing opioid overdoses within their communitiesEmpowers colleges and universities to identify and thwart financial aid fraudEquips teachers with valuable insights to identify students requiring addit
Posted 5 days ago

Salesforce Developer

Cloud 9 Infosystems

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Remote

Contract, Third Party

Job Title: Senior Software Developer Salesforce Job Summary: Skilled and versatile Senior Software Developer with strong expertise in Salesforce development and .NET C# development, with the ability to analyze and understand complex SQL queries, debug .NET code, and work across both Visual Studio and Visual Studio Code environments. Familiarity with Azure DevOps is plus. Strong analytical and debugging skills in .Net, C# is required to understand and document the existing business, validation ru
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Posted 8 hours ago

AI Automation Engineer

Vaco by Highspring

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Remote

Contract

Were building the future of intelligent systemsand were looking for an Automation Engineer to help lead the charge. In this role, youll design, build, and deploy scalable automation solutions that drive efficiency, reduce manual work, and accelerate innovation across the organization. Youll work closely with teammates in Information Technology as well as business stakeholders to identify automation opportunities and turn them into reliable, AI-driven workflows. From robotic process automation (R
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Posted 8 days ago

Senior DevOps Engineer

Costar Group

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Arlington, Virginia, USA

Full-time

Senior DevOps Engineer Job Description Overview CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. We have been living and breathing the world of real estate information an
Posted 60+ days ago | Updated 5 hours ago

Senior PowerBuilder developer

Serenity Info Tech, Inc.

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Remote

Contract, Third Party

Title: Senior PowerBuilder developer Location: Raleigh NC ( Remote ) Duration: 12 Months Client: State of North Carolina Job Description: The candidate must reside in North Carolina. The candidate must be willing either to use their personal computer to log into a virtual NCDOT workstation (via their Internet access using Citrix and the Cisco AnyConnect vpn) or to come to Raleigh at their expense to pick up an NCDOT laptop. Position is remote with minimal in-person engagement in the Raleigh ar
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Posted 6 days ago | Updated 1 hour ago

Homes.com - Senior Data Engineer

Costar Group

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Arlington, Virginia, USA

Full-time

Homes.com - Senior Data Engineer Job Description Job Description CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. We have been living and breathing the world of real est
Posted 60+ days ago | Updated 5 hours ago

Senior Software Developer (cleared)-61525

Syneren Technologies

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Alexandria, Virginia, USA

Full-time

Job Title: Sr. Software Developer (Full-Stack) Job Location: Alexandria, VA. (Onsite) Job Description: Syneren is seeking a skilled and visionary Sr. Software Developer to lead our software development team to design robust solutions within the Microsoft Azure ecosystem to help modernized legacy application to the newest technology and approach available in the Azure Cloud. As a Sr. Software Developer, you will play a critical role in shaping our cloud infrastructure, ensuring scalability, secur
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Posted 60+ days ago | Updated 3 hours ago

Technical Artist IV

Aditi Consulting

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Remote

Contract

Payrate: $70.00 - $75.00/hr. Summary: We are seeking a dedicated Technical Artist to serve as a crucial link between our artistic and engineering teams. This role involves collaborating closely with a multifaceted, interconnected team dedicated to crafting engaging experiences to demonstrate technology use cases between research and product. Responsibilities: Partner closely with the engineering and design teams to develop experiences across a range of devices. Implement runtime logic within a c
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Posted 12 days ago | Updated moments ago