Top .NET Developer Jobs in NYC, NY

As a Staff Software Engineer for Liquidity Management, you'll lead architectural decisions, mentor engineers, and drive platform development, focusing on scalable, reliable systems for treasury management in a fast-paced environment.

Senior .NET engineer to design and build web applications and RESTful APIs using ASP.NET (MVC/Web API) and .NET Core. Responsibilities include front-end work (HTML5/CSS3/JavaScript), database design and SQL development, participating in complex scalable project design, using Git, and writing unit/integration/functional tests.

Hands-on lead developer/technical architect responsible for coding (.NET Core/.NET 8+), designing Azure-first architectures, building microservices and APIs, implementing Azure PaaS services and monitoring, performing code reviews and mentoring, troubleshooting production issues, and coordinating delivery with onshore/offshore teams.

Lead design and delivery of scalable, reliable software using C#/.NET, SQL Server, React, and Azure. Own complex initiatives from design through operations, mentor engineers, improve CI/CD, observability, and apply DDD/TDD/VSA practices. Use modern APIs, microservices or modular monoliths, and AI-assisted tooling to improve delivery.

The role involves developing and enhancing trade and position management infrastructure, building interfaces, and participating in trade processing.

Seeking a Senior Full Stack .NET Developer to work on a social good project, with strong skills in C#, AngularJS, design, and UX. Requires 5+ years of experience.

The Staff Engineer will leverage 5+ years of experience in C#, JavaScript, and frameworks to lead and innovate solutions in a collaborative environment.

Design and develop high-volume, multi-tiered applications using .Net technologies. Ensure high code quality through testing and reviews, while collaborating with cross-functional teams.

Design, develop, test, and deploy .NET web applications. Build web UIs (HTML/CSS/JavaScript/jQuery), implement ASP.NET/VB.NET solutions, optimize SQL Server databases and stored procedures, document business rules, and liaise with internal financial-services stakeholders (benchmark data/Rimes).

The .NET Developer will analyze requirements, write design specifications, and develop applications using ASP.NET and related technologies. Experience in software testing and troubleshooting is required.

Develop and maintain web applications using C#, ASP.NET, and SQL. Collaborate in an Agile environment with additional technologies such as JQuery and Angular JS.

The .NET Developer will analyze requirements, write design specifications, and conduct software testing and performance tuning while being a proactive team player.

The Senior .NET Developer will handle requirements analysis, write design specifications, perform software testing, and troubleshoot issues, while possibly leading a team.

Contract remote .NET/Kentico web developer to build interactive, dynamic websites. Requires front-end web development experience and familiarity with the Kentico CMS. Six-week engagement.

Design, develop, test, and deploy .NET solutions (APIs and web apps). Build and consume RESTful services, work with SQL and NoSQL databases, use cloud (Azure/AWS) and Docker, apply unit/integration/performance testing, participate in code reviews, define features via spikes, and architect scalable, high-performance systems. Support occasional after-hours and on-call rotation.

Design, build, and maintain scalable web applications for payroll and accounting. Collaborate with engineers and product partners, write tested code, participate in code reviews, contribute to architecture, improve CI/CD and monitoring, support production (including on-call), and communicate progress while continuously learning.

The Integration Developer supports and maintains Rhapsody and .NET applications, automates workflows, and modernizes legacy systems for public health data exchange.

Design and implement APIs for web self-service platforms using .NET Core and C#. Collaborate with technical teams, ensure compliance with policies, and lead code reviews.