.Net Developer
Ampstek
Role: .Net Developer
Location: New York City, NY
Years of experience: 12+
Client Round F2F
.NET Backend (8+ years)* - ASP.NET Core Web API on IIS; Entity Framework Core (advanced: migrations, temporal tables, schema isolation) - Domain-Driven Design in practice: aggregates, domain events, anti-corruption layers - API design (RESTful, contract-first, versioned, paginated) including API Gateway / BFF patterns - CQRS (MediatR), durable background jobs (Hangfire), real-time push (SignalR)*
Angular Frontend (5+ years)* - Component architecture, lazy-loaded modules, reactive forms, RxJS - State management with NgRx; real-time UI via SignalR/WebSocket - Strong UX sensibility. Able to collaborate with operator SMEs and achieve mental-model parity with legacy screens* SQL Server (5+ years)* - Scalable schema design: high-volume tables, partitioning for growth, archival strategies, read/write separation - Core design craft: normalization (3NF+), schema-per-service, indexing strategies (clustered, filtered, covering), constraints, temporal tables - Performance optimization: Query Store, execution plan analysis, wait statistics, index tuningDistributed
Systems & Messaging (5+ years)* - Kafka/RabbitMQ at production depth: partitioning, consumer groups, exchange types, dead-letter handling, exactly-once semantics, clustering/HA - Patterns: transactional outbox, saga/process manager, idempotent consumers - Resilience: circuit breaker, retry with backoff, bulkhead isolation - Event-driven architecture; contract-first API design# Preferred Skills - SQL Server Service Broker - conversation lifecycle, activation, cross-instance endpoints, cert-based auth - On-prem Azure DevOps pipelines (YAML, self-hosted agents) - IIS deployment automation (Web Deploy / msdeploy) - PowerShell scripting for failover runbooks and environment automation - Exposure to electric utility / OT / safety-critical systems
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$800 - $1,000 per month
Our client is looking for a C# Developer to join their team in NYC. Pay: $800-1,000/dayQualificationsA Bachelor's Degree, Graduate Degree... ...Architecture, Concurrency, and SOLID principalsHands on experience with .NET, including C#, ASP.NET MVC, and ASP.NET WEB APIJavaScript...SuggestedOpen Systems Technologies
New York, NY4 days ago- ....NET AI Engineer About the Role We're looking for a .NET AI Engineer to design, build, and maintain scalable cloud-native applications and to develop AI-powered solutions using Generative AI, LLMs, and modern Azure services. This role blends full-stack engineering...SuggestedFull time
New York Technology Partners
New York, NY4 days ago - ...Software Development, Software Consultancy and Information Technology Enabled Services.Job DescriptionAt least 4 years of experience in.NET, C# application development/Maintenance/Support At least 4 years of hands-on experience in ASP .NET MVC, C#, WCF, WPF, SQL Server/...Suggested
Sonsoft
New York, NY4 days ago - ..., Madrid and Singapore. Context: We are looking for a C# Developer to join a leading i nternational financial institution 's New... ...with traders, quants, and sales. Role: Build scalable C#/.NET applications for pricing, risk, connectivity, and reporting...SuggestedFull time
QUANTEAM - North America (RAINBOW PARTNERS Group)
New York, NY4 days ago $150k - $170k
...Issues on a timely fashion Qualifications Required: ~5+ years of development experience using C# & .NET framework 3.5 / 4.0 as full stack developer. ~ Experience building C# Console and windows applications for data processing. ~ Experience in Microsoft SQL...SuggestedFull timeWork experience placementJefferies
New York, NY1 day ago- ...We're hiring a Staff Full-Stack Software Engineer (.NET & Azure) to join a fast-growing treasury platform giving businesses from SMEs to Fortune 500s real-time control over their liquidity, across traditional and digital assets. If you've spent 8+ years deep in C#/.NET...Full time
E-Frontiers
New York, NY11 hours ago - ...C# .Net Developer Investment Banking Full Time (175K to 190K ) NYC (Midtown) Must be a US Citizen or Green Card holder!!!!!!!!!! No 3rd parties or C2C!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! About the Role We are looking for a C#, .Net Developer to...Full time
Clear Point Group
New York, NY1 day ago $130k - $180k
...years of experienceProven results delivering multi-threaded, high performance user interfaces in C#Strong understanding of Core C# .NET technology for both GUI and Server side development.Previous experience with desktop based applications (this is not a web application...WorldwideVirtu Financial
New York, NY4 days ago- ...approaches to build solutions and decompose complex technical issues.• Develops secure, high-quality production code; reviews, debugs, and... ...leadership skills• Advanced knowledge and experience with C#/.NET• In-depth knowledge of the Capital markets and trading industry...
JP Morgan Chase
New York, NY11 hours ago - ...We are seeking a Senior Software Engineer with a strong C#/.NET engineering foundation who has expanded into modern AI development... .... The ideal candidate has spent several years designing and developing C#/.NET applications and backend systems and more recently has...Full time
The Phoenix Group
New York, NY3 days ago $400k
...trading firm is seeking a Risk Technology Software Engineer to develop platforms supporting portfolio analytics, trading risk and real-... ...implement new analytical requirements. Requirements Strong C#/.NET or Java software engineering experience. Experience building...Goldman Lloyds
New York, NY21 hours ago$100k - $105k
...Paid time off Job Summary We are hiring a skilled C# developer to represent our team! This position requires you to design, construct... ...in New York city. Responsibilities Creating C#.NET solutions for the enterprise. Using the.NET framework to...Work at officeWork from homeFlexible hours3 days per weekInfotron Solutions
New York, NY3 days ago- ...London, Brussels, Luxembourg, Geneva, Lisbon, Porto, Casablanca, Madrid and Singapore. We are looking for an Back Office Equity .NET Developer for one of our clients, an investment bank set in New York. What you'll do: Participate in requirements analysis and...Full timeWork at office3 days per week
QUANTEAM - North America (RAINBOW PARTNERS Group)
New York, NY11 hours ago - ...applicationdevelopment4+ years of professional experience as an Application Developer using .NETtechnologiesExperience in the full software... ...and written communication skillsProven experience with C#, ASP.NET, WCF web services, SQL Server, IIS, WindowsServer, Design Patterns...Permanent employmentFull timeH1b
Sonsoft
New York, NY1 day ago - ...these critical industries, collaborate with industry experts, and develop resilient strategies that respond to change and seize new... ...• Hands-on experience in Microsoft technologies, including C#, .NET, WCF, XAML, .NET Core, Angular, and HTML5Preferred Skill and Experience...Full timeTemporary workWork experience placementRelocation
Infosys Technologies
New York, NY4 days ago - We are seeking an experienced Algorithmic Trading Developer to design, build, and support sophisticated electronic trading solutions for equities and futures markets. This individual will work closely with trading, technology, and infrastructure teams to develop high-performance...
Huxley Associates
New York, NY4 days ago - ...Oakridge Staffing has been engaged to identify a Senior .NET Developer with strong Web development experience for a local multi-strategy hedge fund. Our client is seeking to hire a Senior Developer with hands-on experience , responsible for all phases of the software...Full timeLocal area
- ...Title: .Net Core Developer – New York City, NY Location: New York City, NY (Hybrid) We are seeking an experienced .NET Core Developer with strong expertise in C#, .NET Core, ASP.NET Core, REST APIs, SQL Server, and microservices. Must Have: • 9+ years of...Local area
Value Innovation Labs
New York, NY21 hours ago - ...Knowledge with Microsoft development technologies, including C#, .NET Framework, .NET Core/.NET, ASP.NET MVC, ASP.NET Core, and Web... ...of computer based information systems under development or to be developed with particular emphasis on the feasibility of major projects, benefits...Full timeRemote work
NYC Health + Hospitals
New York, NY4 days ago $150k - $200k
...-threaded, high performance user interfaces in C# and Winforms (or WPF)Previous experience with desktop based applications and Core .NET frameworks, such as DevExpress, Telerik UI, and/or SyncfusionKnowledge of multi-asset classes (e.g. Options, Equities), market structure...WorldwideVirtu Financial
New York, NY11 hours ago$200k
...The Opportunity You will be part of a team designing and developing advanced cloud solutions on MS Azure, with a foundation in agile... ...• Desire to work with the latest technologies in Azure and .NET Core • Desire to be part of an agile setup, where demands and...ingenium.agency
New York, NYa month ago$74k - $114k
...development experience. Were looking for expert-level skills in C#, .NET, and .NET Core. We require at least 3 years of hands-on... ...field. Responsibilities: Well rely on you to design, develop, and maintain enterprise applications and integration services with...Full time- I am working with a Hedge Fund in NYC/NJ that is looking to upgrade the technology team. I am specifically looking for candidates 7-12 years of experience that is interested in taking a hands on leadership role. Design, build, and maintain applications supporting fund...Full time
Undisclosed Hedge Fund
New York, NY1 day ago - ...We are seeking a Senior .NET Developer with strong experience building enterprise applications in a Capital Markets and Trading environment. The ideal candidate will have hands-on expertise with C#, .NET/.NET Core, Angular and/or react, along with a solid understanding...Full time
- ...Technology Enabled Services.Job DescriptionAt least 4 years with .NET, ASP.NET MVC, C#, WPF, WCF, SQL Server/Oracle.At least 4 years... ..., Design Patterns, SDLC, OOP, OOD.Must be experienced in developing applications using SQL databases, schema, SQL queries.Must be experienced...Permanent employmentFull timeH1b
Sonsoft
New York, NY4 days ago - ...our services.Job DescriptionPreferred• At least 4 years with .NET, ASP.NET MVC, C#, WPF, WCF, SQL Server/Oracle.• At least 4 years... ...practices, Design Patterns, SDLC, OOP, OOD.• Must be experienced in developing applications using SQL databases, schema, SQL queries.• Must be...Permanent employmentFull timeH1b
Career Guidant
New York, NY11 hours ago - ...position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a .NET Developer based in Austria. As a .NET Developer, you will contribute to the development, maintenance, and support of reliable software...Contract workRemote work
- To support the development of business-critical Clinical Services applications, the full-time Senior .NET Blazor Developer will design, develop, and maintain web applications using .NET, C#, ASP.NET Core, and Blazor while working remotely from Irving, TX. Key responsibilities...Full timeRemote work
- Working remotely, the full-time Senior .Net Developer will analyze business requirements, design and develop software applications, and integrate user-facing elements with server-side logic while managing multiple projects in a fast-paced environment. Key Responsibilities...Full timeWork experience placementRemote work
- Leading the design and development of complex full-stack software applications, the full-time Senior .NET Developer will utilize modern .NET platforms and React technologies in a remote environment, ensuring high-quality solutions through technical leadership and collaboration...Full timeRemote work
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