Senior .Net Developer Jobs in District of Columbia

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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 3 days ago | Updated 9 hours ago

Senior .NET Developer

Infojini

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Remote or Washington, District of Columbia, USA

Contract, Third Party

Essential Duties & Responsibilities (Other duties may be assigned): Design, build, and maintain .Net applications, responsible for both front-end and back-end development. Conduct code reviews, provide feedback, and support team improvements. Write and maintain high-quality code, ensuring adherence to best practices. Write clean code for both front and back-end, optimizing performance, ensuring code quality, and staying updated with emerging technologies. Create and maintain data models to stru
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Posted 2 days ago | Updated 8 hours ago

Senior Full Stack .NET Developer

Rishabh Software Pvt. Ltd

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Washington, District of Columbia, USA

Contract

Job Title: Senior Full Stack .NET Developer Location: Washington, DC Duration: 6-9 Months Work Mode: Hybrid Key Responsibilities: Design, develop, and maintain secure and efficient .NET applications, covering both front-end and back-end components. Develop and implement data models and data operations to ensure data integrity and application performance. Conduct code reviews, write unit tests, and support continuous improvement across the development team. Collaborate with product owners to
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Posted 2 days ago | Updated 17 hours ago

Senior .Net Developer

K2 Partnering Solutions, Inc.

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Remote

Contract

Position: Senior .Net Developer Duration: 4 to 6 Months with possibility of extension Location: US Onshore/100% Remote Start date: Mid of May 2025 Required Skills/Experience 8+ years of software engineering and development, including minimum five in a tech lead role. Must be very hands on with technologies: .NET, Angular, C#, SQL, Azure, Azure Cloud functions and services Strong experience in designing and developing Restful Webservices leveraging micro-service design and implementation pattern
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Posted 9 days ago

Sr .NET Developer MUST have DNN (DotNetNuke)

Msquare Technologies

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Remote

Contract

Responsibilities: Maintain and enhance a legacy portal built on .NET and DNN (DotNetNuke). Collaborate closely with our global team, including 24/7 support alongside our India-based engineers. Provide timely troubleshooting, patching, and enhancements as needed. Requirements: Strong experience in .NET development. Solid hands-on experience with DNN (DotNetNuke). Willingness to participate in 24/7 support rotation.
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Posted 7 hours ago

Senior .NET Developer | OF

Spruce Technology Inc.

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Remote or Bengaluru, Karnataka, India

Full-time, Contract

Title: .NET Developer | Need Only Local Candidates Duration: Fulltime Position Type of Work: Work from Home (WFH) Company Location: INDIA - This position is specific to INDIA Location Work Hours: 7:30 pm to 4:30 am IST (India Standard Time)REQUIRED SKILLS: (Must Haves) Experience Required: 10+ years MVC, C#.NET, ASP.NET SQL Server WCF / Web API /Rest services/ Web Services Design patterns/OOPs Excellent communication skills. Responsibilities: Lead Architect with minimum 10 years of experience
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Posted 60+ days ago | Updated moments ago

Mid-Level .NET Developer

Motion Recruitment Partners, LLC

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Arlington, Virginia, USA

Full-time

A top home building company in the U.S. is hiring a full-time Mid-Level .NET Developer to join their Building Product Team in Frederick, MD. This is in person five days a week. This role focuses on two core applications that support architectural design and cost estimation using technologies like C#, .NET, SQL, Angular, and Azure. This is a great chance to join a high-impact team at a stable, well-respected company. This role offers full-stack development work that directly supports the homebuil
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Posted 13 days ago | Updated 9 hours ago

Lead .NET Developer

Motion Recruitment Partners, LLC

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Arlington, Virginia, USA

Full-time

A mission-driven organization in Reston VA, known for its work in the education sector, is looking for a hands-on Engineering Lead to support its expanding technology team. The role follows a hybrid schedule, with onsite presence required twice a week. This is a full-time position where you'll play a key role in rebuilding internal applications using C#, ASP.NET, MVC, and Angular 10+ in a collaborative, mission-driven environment. You'll also be working heavily with SQL. This is a rare chance to
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Posted 22 days ago | Updated 9 hours ago

Senior Software Engineer, .NET

Mastercard

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Arlington, Virginia, USA

Full-time

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest po
Posted 21 days ago | Updated 1 hour ago

Senior Application Developer

Motion Recruitment Partners, LLC

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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 21 hours ago | Updated 9 hours ago

.NET Web Developer--WISC residents only--95% REMOTE

Beacon Hill

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Remote

Contract

Job Title: Senior .NET Web Developer Type: Contract (long-term) Location: Hybrid (90-100% remote; occasional on-site presence in Madison, Wisconsin with sufficient notice) Schedule: Standard CST business hours (availability required from 9:00 AM to 3:00 PM CST) Residency Requirement: Must be a current Wisconsin resident or willing to relocate prior to the start date Equipment: Candidate must provide their own equipment that meets project specifications Position Overview: We are seeking an experi
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Posted 6 hours ago | Updated 2 hours ago

Lead .NET Software Developer

Zachary Piper Solutions, LLC

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Remote

Full-time

Piper Companies is seeking a Lead .NET Software Developer to perform hands on development and architecture of cloud-based .NET applications for our homebuilder & construction company. The Lead .NET Software Engineer will be responsible for developing a robust in-house suite of applications for enterprise clients both small and large. This job opens for applications on 4/18/2025. Applications for this job will be accepted for at least 30 days from the posting date. Responsibilities of the Lead
Posted 6 days ago | Updated 11 hours ago

Full Stack React Developer with .net expereince

Nineteen Eleven Solutions

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Remote

Full-time

Position: Sr. Full Stack .Net Developer (Heavy React Front End)Terms: Full-Time / PermanentSalary: $120,000 per yearLocation: 100% Remote (Candidates within a 200-mile radius of Nashville, TN preferred) Overview:We are seeking a Senior Full Stack .Net Developer with a strong front-end focus to work on a high-impact payment processing application. The project involves maintaining a current application built in .NET, jQuery, and ASP, and participating in its transition to a modern tech stack using
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Posted 3 hours ago | Updated 3 hours ago

Senior MS SQL Developer with .Net experience (Remote)

GSK Solutions Inc.

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Remote or Salem, Oregon, USA

Third Party, Contract

Job Title: Senior MS SQL Developer with .Net experience (Remote) Location: Salem, OR Duration: 3 Months Pay Rate: $80/hr on C2C / 1099 all inclusive (OR) $70/hr on W2 Note: Remote work/Telecommuting will be contingent upon the key person providing their own adequate office equipment and connectivity. Job Description The client seeks an experienced Database Analyst Level IV with expertise in designing and developing Microsoft SQL Server data structures, optimizing interactions with and within t
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Posted 7 hours ago | Updated 1 hour ago

Senior .NET Engineer / Insurance / Remote

Motion Recruitment Partners, LLC

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Remote or Tampa, Florida, USA

Full-time

An insurance company, based in Florida, is hiring a full-time remote Senior Software Engineer to help evolve and maintain their .NET-based applications. This is a hands-on engineering role requiring deep experience with .Net Core, C#, a front-end technology like Blazor, Angular or React and past .NET Framework and MVC experience. The position spans both UI and backend development, with exposure to SQL Server and Microsoft Azure in a fast-paced, agile environment. This is a great fit for a season
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Posted 6 days ago | Updated 9 hours ago

Lead Software Developer (.NET)

Zachary Piper Solutions, LLC

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Remote

Full-time

Piper Companies is seeking a Lead Software Developer (.NET) to join a leading shipping and logistics organization. The Lead Software Developer (.NET) will oversee and enhance intricate customer deployments of a specialized SaaS platform. Responsibilities of the Lead Software Developer (.NET) include: Take part in planning and gathering requirements for technical projects, including designing, coding, testing, and troubleshooting applications. Build applications and services using our main techn
Posted 6 days ago | Updated 11 hours ago

Senior Full Stack .NET/React / Tax / Remote

Motion Recruitment Partners, LLC

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Remote or New York, New York, USA

Full-time

Job Description A global professional services firm, world renowned for their unique, result-driven approach to consulting, is looking for a Senior Full-Stack .NET Developer to join their IT team. This company specializes in turning around underperforming companies and improving operation performance. For this role specifically, you will be a part of their tax focused IT team where you will be working on everything from client facing enterprise systems to internal tools to improve efficiency. In
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Posted 1 day ago | Updated 9 hours ago

Senior .NET Blazor Software Engineer - REMOTE (WASM a plus)

PRS

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Remote

Full-time

Remote Senior Blazor Software Engineer (WASM a plus) Our client is looking to augment their team with an experienced 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 resources on this one that can work independently
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Posted 36 days ago | Updated 23 days ago

Applications Development Sr Programmer Analyst - C# .Net- AVP - Houston (Hybrid)

Citi

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Remote or Houston, Texas, USA

Full-time

About the Role: The role is for an AVP analyst / developer within the Commodities Technology Front Office Risk team in Houston.Citi are now one of the largest Commodities players in the banking sector, having grown rapidly over the past five years and we have ambitious plans to further develop our Commodities platform. Our technology challenges are therefore fast-moving and varied. The team develops and supports a strategic platform which calculates, manages and stores intra-day and EOD risk dat
Posted 21 days ago | Updated 1 hour ago

Sr. .Net Engineer (REMOTE)

RedRiver Systems L.L.C.

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Remote

Full-time

REMOTE POSITION WITHIN USA Join this growing team developing software supporting new software development and integrations of acquired organization. This is an opportunity to grow within the organization and provide and help with the mentorship and development of other team members while creating elegant scalable solutions. RESPONSIBILITIES Perform code development, product design, and programming activities requiring business, functional and systems research and analysis. Design, implement, and
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Posted 60+ days ago | Updated 8 hours ago