Senior C# Application Developer Jobs

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Senior Application Security Engineer

Roblox

•

San Mateo, California, USA

Full-time

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences- all created by our global community of developers and creators. At Roblox, we're building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device.We're on a mission to connect a billion people with op
Posted 5 days ago | Updated 10 hours ago

Senior Applications Developer/ Fort Worth, TX

Motion Recruitment Partners, LLC

•

Burlington, Massachusetts, USA

Full-time

This global alternative investment firm specializes in private and structured credit markets, including distressed and special situations strategies. With over $95 billion in capital under management and offices in major financial hubs such as New York, London, Fort Worth, and Hong Kong, this organization operates with the agility of a boutique and the resources of a global financial powerhouse. The Fort Worth-based Application Development Group is critical in developing and maintaining systems
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Posted 3 days ago | Updated 6 hours ago

Senior Dot Net Application Developer

SOHO Square Solutions

•

Plano, Texas, USA

Contract

The Senior Application Developer will: Use the latest tools and techniques (.NET, .NET Core, C#, Agile Methodologies, Web Services, SQL, SSIS) In-depth knowledge of JavaScript, CSS, HTML, functional programming, and front-end languages Prepare software for deployment to production environments Respond to and resolve questions and issues logged by users of a live system Manage small projects independently and work as a team member on larger projects Perform other related duties as required and as
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Posted 60+ days ago | Updated 17 hours ago

C# Developer, Angular

DP Search

•

Bohemia, New York, USA

Full-time

No Consulting firms. No sponsorship available. Must live within a commutable distance of Long Island, NY to be considered. C# Developer, Angular Responsible for the development and implementation of business applications, databases, reports and intranet application enhancements. Summary: Develop and customize software to company manufacturing applications.Troubleshoot software issues.Develop custom reports.Maintain Database.Assist in evaluation of new technologies.Must be extremely proficient in
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Posted 60+ days ago | Updated 16 hours ago

Application Developer

The Atlantic Group

•

Greenwich, Connecticut, USA

Full-time

Our client is a specialist asset management firm with over $10 billion AUM, specialized in income-oriented credit investments in niche and inefficient markets. As a rapidly growing firm of 100+ employees in Greenwich, CT, they are seeking a full time Application Developer (Mid-Level Candidate) to build next-generation applications. This is for someone really looking to take that next step. This is a time of high-growth at the firm, having hired many over the past year plus. There is a strong pus
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Posted 60+ days ago | Updated 29 days ago

Senior ECM Developer & Administrator

GreyCell Labs, Inc

•

Albany, New York, USA

Third Party, Contract

48 months experience with ECM administration and development (any platform). 48 months experience developing applications that integrate with ECM platforms. 48 months of experience with IBM FileNet including administration and application integration 36 months of experience with SQL or PL/SQL development. 36 months experience with Git source control. 36 months experience developing documentation, architecture diagrams, etc. 48 months experience front end web application development (React, Angul
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Posted 34 days ago | Updated 2 hours ago

APPLICATION DEVELOPER/ANALYST

University of Washington

•

Seattle, Washington, USA

Full-time

Although open until filled, priority application date is July 18th, 2025. As a UW employee, you have a unique opportunity to change lives on our campuses, in our state and around the world. UW employees offer their boundless energy, creative problem-solving skills, and dedication to build stronger minds and a healthier world. UW faculty and staff also enjoy outstanding benefits, professional growth opportunities and unique resources in an environment noted for diversity, intellectual excitement
Posted 17 days ago | Updated 10 hours ago

Sr. Programmer Analyst, SharePoint Developer

Software Resources, Inc.

•

Orlando, Florida, USA

Contract

Software Resources has an immediate, contract job opportunity for a Sr. Programmer Analyst, SharePoint Developer with a major corporation in Orlando, FL. This role is hybrid (Tu-W-Th onsite). SharePoint experience: Candidates MUST know how to leverage native SharePoint features. This is not a SharePoint Administrator role. Serve as a Technical Subject Matter Expert for SharePoint, Power Platform and API related projects. Power Platform (Apps/Automate): Candidates should be familiar with creatin
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Posted 14 days ago

Senior Software Engineer (C#/.NET)

Costar Group

•

Nashville, Tennessee, USA

Full-time

Senior Software Engineer (C#/.NET) 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 estate information
Posted 60+ days ago | Updated 9 hours ago

Application Development Senior Advisors

Cigna

•

Remote or Memphis, Tennessee, USA

Full-time

The job profile for this position is Application Development Senior Advisors which is a Band 4 Career Track Role with Cigna-Evernorth Services Inc. Provide onshore and offshore software solutions through the timely diagnosis of technical concerns and prioritization of reported errors. Use Agile Methodology to break projects into phases, emphasizing continuous collaboration and improved navigation within software development project management processes. Take lead role in developing solutions us
Posted 60+ days ago | Updated 10 hours ago

Software Engineer III

AMH

•

Draper, Utah, USA

Full-time

Since 2012, we've grown to become one of the leading single-family rental companies and homebuilders in the country, recently recognized as a top employer by Fortune and Great Place To Work. At AMH, our goal is to simplify the experience of leasing a home through professional management and maintenance support, so our residents can focus on what really matters to them, wherever they are in life. The Software Engineer is a passionate and curious problem solver with advanced expertise in Cloud-n
Posted 29 days ago | Updated 22 days ago

Sr. Fullstack .Net Developer (W2 Only)

SANS

•

New York, New York, USA

Contract

Title: Sr. Fullstack .NET developer Location: Agoura Hills, CA Duration: 12 months Job Summary: Responsibilities: The Senior Application Developer utilizes minimum requirements to develop technology solutions for the Mortgage Servicing platform using a cloud solution and Microsoft technologies, utilizing services from our cloud service provider. Will write high-quality code to create complex business applications; test software during development; perform quality assurance and user acceptance t
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Posted 10 hours ago

Senior Application Security Architect

Leidos

•

Clarksburg, West Virginia, USA

Full-time

As the largest provider of IT services, Leidos develops and sustains large data and technology infrastructures and integrates complex law enforcement IT system for several US federal agencies. At Leidos we offer engaging careers, a collaborative culture, and support for your career goals and growth. This role would be serving a federal law enforcement agency in Clarksburg, WV with remote work possible. We are seeking a talented and experienced Senior Application Security Architect on our team.
Posted 53 days ago | Updated 10 hours ago

Senior Web Application Penetration Tester

Costar Group

•

Arlington, Virginia, USA

Full-time

Senior Web Application Penetration Tester 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 est
Posted 15 days ago | Updated 9 hours ago

Senior .Net Developer

TEKsystems c/o Allegis Group

•

Pasadena, California, USA

Full-time

Overview: The Software Engineer will assist in maintaining and enhancing existing software applications as well as help building new features. What You'll Be Doing: Work with cross functional teams to develop functional requirements into the system. Investigate and resolve software errors in application systems. Participate in the support for any software issues that may arise in all environments from development through to production. Top 3 Skills: Application Development using C#.NET and .NET
Posted 13 days ago | Updated 6 hours ago

Dot Net and SQL Developer

EVEREST CONSULTING GROUP, INC

•

Coppell, Texas, USA

Contract, Third Party

Job Description Role: Dot Net and SQL Developer Employment Type: Contract Contract Minimum 6 months subject to extension Work location: Remote/Onsite (mention no. of Onsite days) Hybrid/ .. Dallas/Coppell - 3 days to office (Tue/Wed/Thu ). About the Role Dot Net and SQL Server Developer . We are seeking an experienced NET and SQL Server Developer, contributing to the design, development, and maintenance of high-performance software applications. The ideal candidate should have strong expertise
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Posted 17 hours ago

Sr. Application Security Engineer

SpaceX

•

Hawthorne, California, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. APPLICATION SECURITY ENGINEER (STARLINK) At SpaceX we're leveraging our experience in building rockets and spacecraft to deploy Starlink, the world's most advanced broadband internet system. Starlink is the world'
Posted 52 days ago | Updated 10 hours ago

Sr. Application Security Engineer

SpaceX

•

Redmond, Washington, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. APPLICATION SECURITY ENGINEER (STARLINK) At SpaceX we're leveraging our experience in building rockets and spacecraft to deploy Starlink, the world's most advanced broadband internet system. Starlink is the world'
Posted 52 days ago | Updated 10 hours ago

Full Stack Developer (C# / .Net / JS / SQL / AWS)

Cymertek Corporation

•

Reston, Virginia, USA

Full-time

Full Stack Developer (C# / .Net / JS / SQL / AWS) 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 skilled and versatile Full Stack Developer to join our team, specializing in C#, .NET, JavaScript, SQL, and AWS. In this role, you will be responsible for building and maintaining robust, scalable applications across both the front-end and back-end. You will collaborate closely with cross-functional te
Posted 60+ days ago | Updated 10 hours ago

Full Stack Developer (C# / .Net / JS / SQL / AWS)

Cymertek Corporation

•

Chantilly, Virginia, USA

Full-time

Full Stack Developer (C# / .Net / JS / SQL / AWS) 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 skilled and versatile Full Stack Developer to join our team, specializing in C#, .NET, JavaScript, SQL, and AWS. In this role, you will be responsible for building and maintaining robust, scalable applications across both the front-end and back-end. You will collaborate closely with cross-functional
Posted 60+ days ago | Updated 10 hours ago