C# Jobs in Columbia, MD

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Senior .NET Developer (Full Stack)

TAYS, INC

•

Woodlawn, Maryland, USA

Full-time

Primary Responsibilities Design and develop full stack applications using C#, .NET, and SQL Server.Build and maintain RESTful Web APIs, with secure implementation using JWT tokens.Perform web-based programming using XML, HTML, JavaScript, and MVC frameworks.Develop parameterized SQL functions and stored procedures for secure, efficient data handling.Integrate business intelligence and data visualization tools to support data-driven decision-making.Conduct thorough unit testing, code reviews, and
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Posted 14 days ago

Senior .NET Developer

Motion Recruitment Partners, LLC

•

Arlington, Virginia, USA

Full-time

A nonprofit organization located in Georgetown DC is hiring a Senior .NET Developer for a six-month contract to hire opportunity. This is a hybrid role requiring two days onsite each week. The position focuses on technologies including C#, ASP.NET, MVC, and SQL Server. Candidates should be comfortable owning projects from planning to deployment while working closely with both technical teams and business stakeholders. This role offers the chance to contribute to a mission driven environment wher
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Posted 60+ days ago | Updated 2 hours ago

Software Engineer

Costar Group

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Arlington, Virginia, USA

Full-time

Software Engineer Job Description CoStar Realty Information, Inc. seeks a Software Engineer to design and build distributed API-driven user systems. Produce robust, efficient, and maintainable code using object-oriented programming languages. Drive and maintain software design, development standards, and code reviews. Evaluate emerging technologies to identify opportunities, trends, and best practices that can be leveraged to strengthen CoStar's technology platform and develop standard practic
Posted 11 days ago | Updated 5 hours ago

.NET Developer (Fully Onsite)

The Squires Group, Inc

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Glen Burnie, Maryland, USA

Full-time

Overview We are working with a well-established, privately held company headquartered in the Mid-Atlantic region. They have been in business for nearly a century and are one of the nation's largest wholesale distributors. They are seeking an experienced .NET Software Developer to join their collaborative in-house IT team in Glen Burnie, MD. This is a direct hire position offering stability, hands-on development work, and the chance to be part of a close-knit, long-standing business that values t
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Posted 15 days ago | Updated 3 hours ago

Senior Application Developer

Motion Recruitment Partners, LLC

•

Arlington, Virginia, USA

Full-time

A full-time Senior .NET Application Developer is needed to help build a healthcare safety app used by hospitals during critical events. This is a fully remote position. You'll be working with C#, .NET Core, Angular 12, Typescript, SQL, and REST APIs on a system currently in Google Cloud, soon migrating to Azure. If you're the kind of engineer who wants your work to mean something, this is the role for you. You'll be building software that hospitals rely on when every second counts-responding to
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Posted 57 days ago | Updated 2 hours ago

Mid-Level Capabilities Development Engineer

General Dynamics Information Technology

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Maryland, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Engineering (General) Job Qualifications: Skills: C Sharp (Programming Language), Development Software, Embedded Software, Embedded Systems Certifications: None Experience: 0 + years of related experience ship Required: Yes Job Description: Designs, develops, tests and evaluates e
Posted 24 days ago | Updated 1 hour ago

Mid-Level Capabilities Development Engineer

General Dynamics

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Maryland, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Engineering (General) Job Qualifications: Skills: C Sharp (Programming Language), Development Software, Embedded Software, Embedded Systems Certifications: None Experience: 0 + years of related experience ship Required: Yes Job Description: Designs, develops, tests and evaluates el
Posted 20 days ago | Updated 5 hours ago

.NET Developer

Motion Recruitment Partners, LLC

•

Arlington, Virginia, USA

Full-time

A leading global trade association based in Alexandria, VA is seeking a .NET Developer to join their growing IT team. This is a full-time onsite position with 10 remote workdays per quarter. This role focuses on developing and maintaining enterprise web applications using C#, .NET, ASP.NET MVC, SQL, and CRM systems. The ideal candidate will have 5+ years of hands-on development experience, solid database and back-end skills, and a collaborative mindset to help deliver technology solutions used b
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Posted 60+ days ago | Updated 2 hours ago

Mid Level Full Stack Developer

Motion Recruitment Partners, LLC

•

Arlington, Virginia, USA

Full-time

A leading international law firm based in Washington, DC is seeking a Mid-Level Full Stack Developer to join their internal applications team. This is a full-time position with a hybrid schedule. This role focuses on building and maintaining both internal and client-facing applications using C#, .NET Core, .NET 6+, SQL, and JavaScript. This is an exciting opportunity to work on tools that directly impact the firm's legal operations and client relationships. One of the flagship applications you'l
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Posted 59 days ago | Updated 2 hours ago

Software Engineer

Booz Allen Hamilton

•

Arlington, Virginia, USA

Full-time

Job Number: R0220900 Software Engineer The Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop software, but to create a system that will make a difference, we need you on our team. We're looking for an experienced developer like you with the skills needed to develop software and systems from vision to production-ready. This role is more than just coding. As a seni
Posted 24 days ago | Updated 6 hours ago

Sr. Test Automation Engineer

Primary Talent Partners

•

Arlington, Virginia, USA

Contract

Primary Talent Partners has an exciting opportunity for a Senior Sofware Development Engineer in Test (SDET)/ QA Engineer for a 2 + year contract on-site in Arlington, VA (hybrid out of this location)Please see details below and apply if qualified and interested!Logistics:Client: Confidential Financial Services Client (candidates do not need industry exp)Job Title: Senior Quality Engineer/SDETLength: 2-Year Contract (extensions possible)Location: Arlington, VA (Hybrid - 2 days/week onsite but mu
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Posted 3 days ago | Updated moments ago

Software Cyber Engineer - SWE 2

Lockheed Martin Corporation

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Maryland, USA

Full-time

Job Description This position may be eligible for a $25K sign on bonus for external hires! What We're Doing: Lockheed Martin, Cyber & Intelligence invites you to step up to one of today's most daunting challenges: the use of advanced electronics to undermine our way of life. You'll develop innovative offensive cyber capabilities that help protect the nation and the world. Cyber Lockheed Martin Who We Are: Are you driven by the thrill of outsmarting even the most advanced security systems and
Posted 60+ days ago | Updated 5 hours ago

Software Cyber Engineer - SWE 1

Lockheed Martin Corporation

•

Maryland, USA

Full-time

Job Description This position may be eligible for a $25K sign on bonus for external hires! What We're Doing: Lockheed Martin, Cyber & Intelligence invites you to step up to one of today's most daunting challenges: the use of advanced electronics to undermine our way of life. You'll develop innovative offensive cyber capabilities that help protect the nation and the world. Cyber Lockheed Martin Who we are: Are you driven by the thrill of outsmarting even the most advanced security systems and
Posted 60+ days ago | Updated 5 hours ago

Full Stack Developer (Golang/Java)

ALTA IT Services

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Washington, District of Columbia, USA

Full-time

Full Stack Developer (Golang/Java) Remote (with a possibility to become hybrid in the Washington, DC metro area once needed) Direct Hire ship is required per government contract Must be able to obtain a DHS Final Suitability clearance Responsibilities: Develop, deploy, and maintain mission-critical applications using Go/Golang, Java, C# and C++. Provide expert support and technical advice during the conceptualization, development, and implementation phases, transforming requirements into inno
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Posted 3 days ago | Updated 2 hours ago

Software Engineer

Accenture LLP

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Annapolis, Maryland, USA

Full-time

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative
Posted 51 days ago | Updated 5 hours ago

PL/SQL Developer

Accenture LLP

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Arlington, Virginia, USA

Full-time

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative
Posted 28 days ago | Updated 5 hours ago

Database Developer II

American Systems Corporation

•

McLean, Virginia, USA

Full-time

Overview AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. Responsibilities Design, develop, and maintain relational databases.Write and optimize SQL queries for data retrieval and manipulation.Collaborate with other developers to ensure data integrity and consistency.Participate in cod
Posted 29 days ago | Updated 5 hours ago

Senior Avaya Engineer | Remote | Contract

Walker Healthforce

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Remote

Contract

Senior Software Engineer (AVAYA Integration & Automation, .NET, C#) | Government Clearance Required | 8+ years of Experience | Remote | Contract Walker Healthforce is seeking a Senior Software Engineer with 8+ years of experience to support a healthcare client. Candidates should have a strong background in development w/ direct knowledge of AVAYA automation and integration, .NET technologies, C#, and Microsoft SQL Server. This is a 4-month contract with potential for extensions. START DATE:ASAP
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Posted 29 days ago | Updated 2 days ago

Cloud DevOps Engineer

ManTech

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Maryland, USA

Full-time

ManTech is seeking a motivated, career and customer-oriented Cloud DevOps Engineer to join our team in Hanover, MD. In this role you will be working as a cloud Engineer utilizing cloud computing platforms and developing full stack web application interfacing with AWS services. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services o
Posted 60+ days ago | Updated 23 hours ago

Cloud DevOps Engineer

ManTech

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Maryland, USA

Full-time

ManTech is seeking a motivated, career and customer-oriented Cloud DevOps Engineer to join our team in Hanover, MD . In this role you will be working as a cloud Engineer utilizing cloud computing platforms and developing full stack web application interfacing with AWS services. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Service
Posted 60+ days ago | Updated 15 hours ago