c# Jobs in fairfax, va

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161 - 180 of 502 Jobs

Test Engineer

Nightwing

•

Sterling, Virginia, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th
Posted 15 days ago | Updated 4 hours ago

Sr. GoLang Developer- Chicago, IL or Reston, VA- ONSITE (4 days a week)

Comcast Corporation

•

Reston, Virginia, USA

Full-time

FreeWheel, a Comcast company, provides comprehensive ad platforms for publishers, advertisers, and media buyers. Powered by premium video content, robust data, and advanced technology, we're making it easier for buyers and sellers to transact across all screens, data types, and sales channels. As a global company, we have offices in nine countries and can insert advertisements around the world. Job Summary FreeWheel's mission is to build great AdTech software. We are looking for a Engineer 4 to
Posted 15 hours ago | Updated 15 hours ago

Web Developer

Pozent

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Remote or Woburn, Massachusetts, USA

Contract

6 month plus contract opportunity Remote position - CST Overview We are seeking a skilled and reliable Web Developer / Backend Engineer to provide ongoing support and project-based development across our digital ecosystem. This includes building new websites, updating existing websites, and handling server-side tasks and remediation. Familiarity with Microsoft Azure and Kentico CMS is essential. Background Our organization operates multiple web properties and digital tools hosted primarily in
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Posted 53 days ago | Updated moments ago

Software Engineer (TS/SCI w/ Poly required)

Parsons Services Company

•

Maryland, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: We are seeking a Software Engineer 0 to join the software development team. The idea
Posted 60+ days ago | Updated 4 hours ago

Senior Engineer

Kforce Technology Staffing

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Remote or Johnston, Rhode Island, USA

Contract

RESPONSIBILITIES: Kforce has a client in need of a Senior Engineer. Key Responsibilities: * Utilize expertise in C# .Net and functional Reactjs to develop and maintain both front-end and back-end components of our applications * The Senior Engineer will create and use REST webservices to ensure seamless communication between the front-end and back-end systems * Leverage Azure technologies to enhance the scalability and performance of our applications * Utilize Docker and Kubernetes for containe
Posted 6 days ago | Updated 2 hours ago

Senior Application Developer

GovCIO

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Fairfax, Virginia, USA

Full-time

Overview GovCIO is currently hiring for a Senior Application Developer with an active Secret clearance to design, build, and modify application software. This position will be located in Fairfax, Virginia and will be a fully onsite position. Responsibilities Design, build, and modify application software using a variety of programming languages such as Java, ColdFusion, JavaScript, and C#. Implement multiple design patterns such as MVC, web services, SOA, and/or microservices.Integrate COTS p
Posted 60+ days ago | Updated 1 hour ago

Application Developer

GovCIO

•

Fairfax, Virginia, USA

Full-time

Overview GovCIO is currently hiring for an Application Developer with an active Secret clearance to design, build, and modify application software. This position will be located in Fairfax, Virginia and will be a fully onsite position. Responsibilities Design, build, and modify application software using a variety of programming languages such as Java, ColdFusion, JavaScript, and C#. Implement multiple design patterns such as MVC, web services, SOA, and/or microservices.Integrate COTS product
Posted 60+ days ago | Updated 1 hour ago

Senior Software Engineer

LeisurePay

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Remote or Las Vegas, Nevada, USA

Full-time

We are seeking an experienced Senior Developer to join our dynamic team at LeisurePay. This role is ideal for a highly motivated and skilled professional with a strong background in full-stack development and a passion for building scalable, secure, and high-performance applications. Responsibilities:Design, develop, test, and deploy high-quality software solutions Collaborate with cross-functional teams to define, design, and ship new features Troubleshoot, optimize, and refactor existing code
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Posted 6 days ago | Updated 5 days ago

Azure Integration Engineer

Cayuse Shared Services

•

Arlington, Virginia, USA

Full-time

Overview The Work The Azure Integration Engineer will be responsible for leading the design, implementation, and maintenance of cloud-based integration solutions utilizing Microsoft Azure services. The role is integral in ensuring seamless interoperability between various cloud and on-premises systems, thereby enhancing business operations and strategic objectives. This position performs all duties and responsibilities in accordance with the Mission, Vision, and Core Values of Cayuse. Responsi
Posted 13 days ago | Updated 1 hour ago

Solutions Architect

NasTech Global, Inc.

•

US

Contract

Job Title: Solutions Architect Location: Remote Job Type: Contract W2 Required skills: Technical Skills: o Proficiency in software architecture design, including microservices, APIs, and database management (e.g., SQL, NoSQL). o Knowledge of cybersecurity principles, encryption, and secure data storage for sensitive data. o Experience with programming languages (e.g., Python, Java, C#) and integration tools (e.g., REST, SOAP, middleware). Thanks and Regards, Murali Sharma
Posted 6 days ago

Dot Net Architect--Part Time

Newt Global

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Remote

Part-time

Key Responsibilities: Architectural Leadership Design and implement scalable, secure, and maintainable software architectures using .NET technologies (ASP.NET Core, .NET Framework). Define and enforce best practices, coding standards, and development processes to ensure high-quality deliverables. Provide end-to-end technical leadership on architecture, design, and implementation of full-stack solutions. Full-Stack Development Lead the development of backend services and APIs using C#, ASP.NET
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Posted 6 days ago | Updated 4 days ago

Full Stack Software Engineer

Cymertek Corporation

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Reston, Virginia, USA

Full-time

Full Stack Software Engineer LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a highly skilled Full Stack Software Engineer to join our team and contribute to the development of cutting-edge applications. In this role, you will work across the entire software development lifecycle, from designing user interfaces to implementing back-end functionality. You will collaborate with cross-functional teams t
Posted 60+ days ago | Updated 4 hours ago

Full Stack Software Engineer

Cymertek Corporation

•

Tysons, Virginia, USA

Full-time

Full Stack Software Engineer LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a highly skilled Full Stack Software Engineer to join our team and contribute to the development of cutting-edge applications. In this role, you will work across the entire software development lifecycle, from designing user interfaces to implementing back-end functionality. You will collaborate with cross-functional teams t
Posted 60+ days ago | Updated 4 hours ago

Full Stack Software Engineer

Cymertek Corporation

•

Chantilly, Virginia, USA

Full-time

Full Stack Software Engineer LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a highly skilled Full Stack Software Engineer to join our team and contribute to the development of cutting-edge applications. In this role, you will work across the entire software development lifecycle, from designing user interfaces to implementing back-end functionality. You will collaborate with cross-functional team
Posted 60+ days ago | Updated 4 hours ago

Technical Architect Microsoft Dynamics 365 & Power Apps

ChaTeck Incorporated

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Remote or Houston, Texas, USA

Contract, Third Party

AES_325 Technical Architect Microsoft Dynamics 365 & Power Apps Why Join Us: Lead transformative projects with cutting-edge Microsoft technologies. Collaborate with high-performing teams across digital innovation initiatives. Competitive compensation and opportunities for career advancement. Engage with complex enterprise architectures and solve meaningful business challenges. Role Overview: We are looking for a seasoned Technical Architect with 12 15 years of experience in Microsoft Dynamics
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Posted 21 days ago | Updated 4 days ago

NMS Network Engineer (NE III) (Government)

AT&T Inc.

•

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 4 hours ago

NCIS SharePoint Developer | Active TS/SCI clearance

General Dynamics Information Technology

•

Quantico, Virginia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Software Development Job Qualifications: Skills: SharePoint Configuration, SharePoint Development, SharePoint Management Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a SharePoint Developer with GDIT. A career
Posted 25 days ago | Updated 21 hours ago

NCIS SharePoint Developer | Active TS/SCI clearance

General Dynamics Information Technology

•

Quantico, Virginia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Software Development Job Qualifications: Skills: SharePoint Configuration, SharePoint Development, SharePoint Management Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a SharePoint Developer with GDIT. A career
Posted 25 days ago | Updated 17 hours ago

Systems Engineer Mid

Jacobs

•

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 56 days ago | Updated 4 hours ago

Junior .NET Developer

Cornerstone Defense

•

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 4 hours ago