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Top C# Jobs in NYC, NY

Reposted 4 Days AgoSaved
Remote
New York, NY
Senior level
Senior level
Fintech • Software
You will develop and maintain components of the LLVM based toolchain, collaborating with the community while ensuring platform-specific optimizations and tests.
Top Skills: BashC++ClangCmakeGccLlvmPython
Reposted 5 Days AgoSaved
Remote or Hybrid
New York, NY
Senior level
Senior level
Mobile • Security • Software • Cybersecurity
Architect and implement scalable React/TypeScript user interfaces for web and Electron desktop apps. Integrate native modules (C++/Objective-C), work with REST APIs under zero-knowledge principles, optimize performance and accessibility, lead code reviews, mentor engineers, and participate in CI/CD and automated testing to deliver secure, high-quality features.
Top Skills: Automated Testing FrameworksC++Ci/CdElectronGitJavaScriptLinuxmacOSObjective-CReactReduxRestful ApisTypescriptWindows
Reposted 5 Days AgoSaved
Remote or Hybrid
New York, NY
Senior level
Senior level
Mobile • Security • Software • Cybersecurity
The Senior Software Engineer will develop and maintain client-side applications, improve installation workflows, and ensure enterprise deployment support for cybersecurity products.
Top Skills: C#JAMFMdmsMicrosoft Endpoint Configuration ManagerMicrosoft IntuneRustWorkspace One
Reposted 15 Days AgoSaved
In-Office
New York, NY
175K-200K Annually
Junior
175K-200K Annually
Junior
Machine Learning • Business Intelligence
As a C++ Trading & Simulator Engineer, you will design, develop, and optimize trading systems and analytics platforms while collaborating closely with quantitative researchers. Your focus will be on high-performance systems for algorithmic trading and improving the infrastructure for research and trading.
Top Skills: C++Python
Reposted 6 Days AgoSaved
Remote
New York, NY
123K-202K Annually
Senior level
123K-202K Annually
Senior level
Other • Software • Analytics
Develop user interface components for ArcGIS Pro using C# and WPF, work in an agile team, and design software solutions for raster and imagery processing.
Top Skills: Asynchronous ProgrammingC#C++MvvmTask Parallel LibraryWpf
Reposted 16 Days AgoSaved
Hybrid
New York, NY
180K-290K Annually
Senior level
180K-290K Annually
Senior level
Blockchain • Software • Cryptocurrency • Web3
As a Senior Software Engineer, you will design and develop key components of Stellar Core, enhance blockchain technology, and collaborate with engineering teams.
Top Skills: C++Rust
Reposted 17 Days AgoSaved
In-Office
New York, NY
Mid level
Mid level
Information Technology • Software • Consulting
The role involves developing and enhancing trade and position management infrastructure, building interfaces, and participating in trade processing.
Top Skills: .NetC#
Reposted 17 Days AgoSaved
In-Office
New York, NY
815-815 Hourly
Mid level
815-815 Hourly
Mid level
Information Technology • Software • Consulting
The role involves developing server-side C# applications for trading systems, particularly focusing on risk management and derivatives market data.
Top Skills: C#Sql Analysis ServicesSQL Server
Reposted 9 Days AgoSaved
Remote
New York, NY
Senior level
Senior level
Database
Develop and maintain the C# SDK for Supabase, ensuring a seamless experience for .NET developers, while engaging with the community and collaborating across teams.
Top Skills: .NetC#GoPythonTypescript
Reposted 20 Days AgoSaved
In-Office
New York, NY
152K-190K Annually
Senior level
152K-190K Annually
Senior level
Blockchain • Financial Services • Cryptocurrency • Web3 • Quantitative Trading
The Senior Software Engineer will design core components of the XRP Ledger, integrate a WASM VM, and lead software development from design to testing in C++ and Rust.
Top Skills: C++RustWebassembly (Wasm)
Reposted 21 Days AgoSaved
In-Office
New York, NY
180K-270K Annually
Senior level
180K-270K Annually
Senior level
Financial Services
Develop low latency algorithmic trading strategies, enhancing systems for market data and order execution while collaborating with investment professionals.
Top Skills: BoostC++GccLinuxStl
Reposted 21 Days AgoSaved
In-Office
New York, NY
180K-270K Annually
Junior
180K-270K Annually
Junior
Financial Services
The role involves enhancing market access systems for low-latency crypto trading, collaborating with traders and systems engineers, and optimizing performance.
Top Skills: C++Ci/CdCloud EnvironmentsLinux
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Reposted 22 Days AgoSaved
In-Office
New York, NY
110K-150K Annually
Senior level
110K-150K Annually
Senior level
Financial Services
The Senior Developer will design, build, and maintain high-performance applications using C# and Microsoft technologies, while mentoring junior developers and participating in agile practices.
Top Skills: .NetAngularAzureC#Ci/CdGitJSONMssqlRestSoapXML
Reposted 22 Days AgoSaved
In-Office
New York, NY
Mid level
Mid level
Information Technology • Software
Seeking a C++ Developer with at least 3 years of experience in software development, strong database skills, and knowledge of data structures and algorithms.
Top Skills: CC++
Reposted 22 Days AgoSaved
In-Office
New York, NY
Mid level
Mid level
Information Technology • Software
The role involves software development utilizing C/C++, with a focus on data structures, algorithms, and database management. It values communication and analytical skills, as well as experience throughout the software development lifecycle.
Top Skills: C++Solr
Reposted 22 Days AgoSaved
In-Office
New York, NY
Mid level
Mid level
Information Technology • Software
The C++ Developer will work on software development, enhance mission-critical software, and manage requirements through the full development lifecycle.
Top Skills: AlgorithmsC++Data StructuresSolr
Reposted 22 Days AgoSaved
In-Office
New York, NY
Senior level
Senior level
Information Technology • Software • Consulting
Seeking a senior C/C++ developer with financial experience to design and implement features for a derivative pricing platform. Responsibilities include project management, bug fixing, and communication with product managers.
Top Skills: C#C++
Reposted 22 Days AgoSaved
In-Office
New York, NY
152K-190K Annually
Senior level
152K-190K Annually
Senior level
Blockchain • Financial Services • Cryptocurrency • Web3 • Quantitative Trading
As a Senior Software Engineer at Ripple, you will enhance the XRP Ledger's performance, participate in the software development lifecycle, and engage with the open-source community.
Top Skills: C++
Reposted 14 Days AgoSaved
Remote
New York, NY
141K-208K Annually
Mid level
141K-208K Annually
Mid level
Database • Analytics
Contribute to and optimize the performance of ClickHouse, assist with debugging, collaborate with teams, and engage with the open-source community.
Top Skills: C++KubernetesTcp/IpUnix/Linux
17 Days AgoSaved
Remote
New York, NY
Mid level
Mid level
Cloud • Digital Media • Hardware • News + Entertainment • Software
The role involves designing and implementing high-throughput services in C++, optimizing performance, and contributing throughout the software development lifecycle, including testing and production support.
Top Skills: C++LinuxmacOSWindows
Reposted 18 Days AgoSaved
New York, NY
Senior level
Senior level
AdTech • Fintech • Information Technology • Database
Design and implement high-performance system software for medical devices, collaborating with hardware engineers and ensuring adherence to clinical standards.
Top Skills: C++Python
Reposted 18 Days AgoSaved
Remote
New York, NY
Senior level
Senior level
Agency
Lead a team to develop SaaS solutions while coding and mentoring engineers. Responsible for technical leadership and team management.
Top Skills: .Net.Net CoreBlazorC#Ci/Cd
Reposted 18 Days AgoSaved
Remote
New York, NY
Senior level
Senior level
Information Technology
Design and develop scalable services/APIs using C#/.NET/.NET Core, collaborate during SDLC, mentor junior engineers, and ensure code quality.
Top Skills: .Net.Net CoreAWSAzureC#DockerKafkaKubernetesLinux
Reposted 20 Days AgoSaved
Remote
New York, NY
180K-200K Annually
Senior level
180K-200K Annually
Senior level
Artificial Intelligence • Software
Design high-performance C++ libraries for automated PCB design challenges, mentoring peers and shaping technical direction while collaborating with experts in various fields.
Top Skills: C++CudaPython
Reposted 23 Days AgoSaved
Remote
New York, NY
Mid level
Mid level
eCommerce • Information Technology • Sales • Software
The C# / .NET Developer will design and maintain middleware applications, build Shopify integrations, and support a mobile app backend in a remote work environment.
Top Skills: .NetC#Cloud-Based EnvironmentsGraphQLPaasShopify Apis
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