35 net core developer jobs at 29 companies in Lake Success, NY
2w
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.Net Core Software Engineer 6264623
Charlotte or Irving or Morristown or New York City or United States
$40-$50/hr HybridFull Time, Contract
5+ YOEMinimum 5 years of experience, bachelor's degree, proficiency in Linux, Tomcat, Oracle, IIS, Windows, .NET, Java, J2EE, Kafka, REST/SOAP services, DevOps, and solution design.
.NET Core, Linux, Apache Tomcat, Oracle, IIS, Windows, Java, J2EE, Apache Kafka, REST, SOAP, DevOps
3w
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.NET Developer
Jersey City or New York City
$64k-$109k/yr OnsiteFull Time
Hands-on .NET Core/.NET Framework, API and microservices development; AWS cloud and EKS experience; SSIS and SQL Server knowledge; bachelor's degree or equivalent experience; strong communication and problem-solving skills.
.NET Core, .NET Framework, AWS, EKS, CloudFront, SQS, Glue, Document DB, Microsoft SSIS, Microsoft SQL Server, AWS Aurora, Jenkins, TeamCity, Octopus Deploy
1mo
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.Net Developer with Angular
Jersey City, New Jersey, United States
$60k-$135k/yr OnsiteFull Time
5+ YOE.NET Core 3.x+, C#, ASP.NET MVC, RESTful APIs, Angular 10+, MS SQL Server/T-SQL; 5+ years experience; strong design, development, and code-review skills.
.NET Core 3.x+, C#, ASP.NET MVC, RESTful Web APIs, Angular 10+, MS SQL Server, T-SQL
5d
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.Net Full Stack Developer - Jersey City, NJ
Jersey City, New Jersey, United States
$110k-$120k/yr OnsiteFull Time
10+ YOERequires 10+ years of hands-on .NET full-stack development with C#, ASP.NET Core, React, JavaScript, TypeScript, REST APIs, microservices, AI development tools, Agile, DevOps, and CI/CD.
.NET, C#, ASP.NET Core, React, JavaScript, TypeScript, RESTful APIs, Cursor, Claude Code, BMAD, Agile, DevOps, CI/CD, Azure, .NET Microservices
6d
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Full-Stack .NET Developer (Security Camera Platform) (NY, New York)
New York City, New York, United States
$150k-$175k/yr HybridFull Time
Requires strong C#/.NET, ASP.NET Core, SignalR, REST/SOAP APIs, Azure, SQL databases, networking, Python, JavaScript, HTML, and CSS experience.
C#, .NET, ASP.NET Core, SignalR, REST, SOAP, Azure, Microsoft Azure App Service, Microsoft Azure Blob Storage, Azure SQL, Microsoft SQL Server, SQLite, Python, pandas, Microsoft Excel, JavaScript, HTML, CSS, ONVIF, RTSP, YOLO, ONNX, PyTorch, WPF
1mo
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C# Software Developer (.NET)
New York City, New York, United States
$100k-$130k/yr HybridFull Time
3+ YOE3+ years .NET (Core/Framework) experience with C#, REST API development, SQL skills, familiarity with DevOps/CI-CD tools, fluent English, degree in CS/Engineering or equivalent experience preferred.
.NET, C#, ASP.NET MVC, ASP.NET Web API, Angular, SQL, Entity Framework, Bitbucket, Jenkins, XL Deploy, SonarQube, Checkmarx, CyberArk, Microsoft Azure
3mo
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.NET Fullstack Senior Developer - HYBRID (Parispanny, NJ, US)
Parsippany, New Jersey, United States
HybridFull Time
7+ YOE7+ years enterprise web apps; 7+ years .NET Core full stack; 5+ years C#, Angular, SQL Server; 3+ years GCP Firebase/Firestore; 1+ year OpenShift
DOTNET_CORE, C#, Angular, SQL Server, SSIS, GCP, Firebase, Firestore, Azure DevOps, Git, VS, SonarQube, Netsparker/Invicti, JFrog, Cloud Platform (GCP or Azure), OIDC/JWT, Azure AD
2mo
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Software Engineer (.Net, Angular)
Budapest or New York City or Washington or Vancouver or London or Galway or Munich or Bengaluru or Singapore or Sydney
HybridFull Time
3+ YOE3+ years software engineering experience; strong C#/.NET Core, AWS, REST API, SQL/PostgreSQL; familiarity with Angular, Docker, CI/CD and IaC; degree in CS/Engineering or equivalent experience; good communication skills.
C#, .NET Core, Angular, AWS, PostgreSQL, SQL, NoSQL, Docker, CI/CD, IaC
6d
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Senior Fullstack Engineer (.NET/React + Umbraco CMS) - Agency
Santo Domingo or New York City
RemoteFull Time
5+ YOERequires 5+ years of development experience, strong C#/.NET Core, JavaScript, React or Angular, HTML/CSS, REST APIs, Umbraco CMS, Microsoft SQL Server, Git, CI/CD, and advanced English.
C#, .NET Core, JavaScript, React, Angular, HTML, CSS, REST APIs, Umbraco CMS, Microsoft SQL Server, Git, CI/CD, Node.js, AWS
3w
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Full Stack Developer (.NET API) - Senior Software Engineer
Stamford, Connecticut, United States
OnsiteFull Time
6+ YOEBachelor's in computer science or related field, 6+ years full-stack experience with .NET Core API, Angular and SQL Server, strong C#/Web API and front-end (HTML/CSS/JavaScript) skills, REST API experience, communication and leadership abilities.
Angular, .NET Core, SQL Server, C#, Web API, HTML, CSS, JavaScript, Microsoft Azure, Git
1mo
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Senior.Net Developer/Analyst
New York City, New York, United States
$115k-$173k/yr OnsiteFull Time
1+ YOERequires professional/vendor certification and 12–24 months of specialized applications development experience; strong experience with C#, ASP.NET/.NET Core, Web API, SQL Server, Angular/AngularJS, HTML5, CSS, JavaScript, and TypeScript; familiarity with REST APIs, SSO, Azure, SSRS, and RPA tools.
C#, ASP.NET, .NET Core, Web API, SQL Server, Angular, AngularJS, HTML5, CSS, JavaScript, TypeScript, Single Sign-On (SSO), GitHub Copilot Cursor, Microsoft Azure, SSRS, RPA Tools
1w
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Senior Full Stack Developer
New York City, New York, United States
$45-$50/hr OnsitePart Time
Strong C# and .NET experience with ASP.NET Core or .NET Framework, JavaScript, React.js or Angular, TypeScript, Entity Framework, RESTful APIs, SQL Server, integrations, and production support.
C#, .NET, ASP.NET Core, .NET Framework, JavaScript, React.js, Angular, TypeScript, Entity Framework, SQL Server
3w
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Software Development Engineer (Remote)
Jersey City, New Jersey, United States
$85k-$110k/yr RemoteFull Time
3+ YOE3+ years .NET development experience; proficiency with C#, .NET (.NET Framework/.NET Core), SQL, JavaScript; experience with APIs, cloud platforms, and enterprise integrations; Bachelor’s degree required.
C#, SQL, .NET, .NET Framework, .NET Core, ASP.NET, JavaScript, HTML5, Angular, Node, React, RabbitMQ, MS SQL, SignalR, Git, Bitbucket, Jira, Confluence, Web API, REST, GraphQL, Microservices, Windows services, Kafka, Azure, AWS
1mo
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Senior Software Engineer
New York City or United States
$155k-$165k/yr RemoteFull Time
Proven experience with .NET Core, C#, T-SQL; experience designing distributed systems, SPA architectures (React), mentoring developers, and delivering projects end-to-end.
.NET Core, C#, T-SQL, React, Visual Studio, gRPC, ASP.NET Web API, Git, MS SQL Server, CosmosDB, Azure, Kubernetes, Continuous Integration/ Continuous Deployment
2mo
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Senior Windchill Integration Engineer
New York City or United States
RemoteFull Time
7+ YOE7+ years software engineering experience, 2+ years Windchill development or integration, strong Java and .NET Core skills, Windchill APIs and object model expertise, REST/distributed systems knowledge, experience with Azure and/or AWS, strong communication.
Windchill, Java, .NET, .NET Core, REST APIs, Azure, AWS, Teamcenter, 3DEXPERIENCE, Aras Innovator, Agile PLM, Docker, Kubernetes, ArgonOS, Sinequa, Chaps Agents
2mo
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Staff Software Engineer
Brooklyn or Waltham
$151k-$190k/yr HybridFull Time
8+ YOE8+ years in software development focused on systems integration/platform engineering; hands-on Azure, Python, PowerShell, .NET Core, PostgreSQL, Kafka/RabbitMQ, Terraform, Ansible, CI/CD, and observability tooling; strong collaboration and communication skills.
DERMS, Azure, Azure Arc, Azure DevOps, Python, PowerShell, PowerShell DSC, .NET Core, PostgreSQL, Kafka, RabbitMQ, GitHub Actions, Terraform, Bicep, ARM templates, Ansible, VMware vSphere, Hyper-V, Loki, Grafana, Tempo, Mimir, OpenTelemetry, Promtail, Alloy, RESTful, GraphQL, gRPC, AQMP, Private Link, VNets, NSGs
3mo
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Lead Software Engineer (Hybrid)
Hartford or Charlotte or Short Hills
$130k-$176k/yr HybridFull Time
7+ YOESenior software engineer with .NET (C#, ASP.NET Core), Azure, AI, microservices, DevOps, and leadership experience.
C#, ASP.NET Core, Azure, Azure AI Services, REST, GraphQL, Docker, Kubernetes, Terraform, Bicep, ARM, CI/CD, DevOps, Terraform, Cloud, SAFe, Pega, Python, TensorFlow, PyTorch, Camunda, Appian, Angular, React, Kafka, RabbitMQ
2mo
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Lead Software Engineer
Bethlehem or Holmdel
$99k-$163k/yr HybridFull Time
10+ YOE3+ Mgmt10+ years software development (3+ years lead); expertise in C#, .NET Core, React/Next.js, APIs/REST, SQL, AWS, CI/CD, Docker/ECS/EKS, Git/BitBucket/GitHub, Splunk, AppDynamics; microservices and Agile experience.
React, Next.js, C#, .NET Core, JavaScript, HTML5, CSS, REST, WCF, SOAP, SQL, Splunk, AppDynamics, JSON, XML, BitBucket, GitHub, CI/CD, AWS, ECS, Docker, EKS, Kanban, Scrum, Scaled Agile
1mo
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Sr. Software Engineer II (Remote - US)
New York City or California or Oregon or Colorado or Texas or Wisconsin or Minnesota or Louisiana or Florida or Virginia or North Carolina or South Carolina or New Jersey or New York or Connecticut or United Kingdom
$130k-$150k/yr RemoteFull Time
7+ YOE7+ years full-stack SaaS development with .NET Core back-end and modern frontend frameworks (React/Angular/Vue); strong SQL, API, SRE/DevOps appreciation, Agile experience, bachelor’s degree or equivalent.
.NET Core, React, Angular, Vue, HTML, CSS, JavaScript, SQL, Stripe, Microsoft Office, Google Suite, Slack, JIRA
1mo
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Senior Associate - Full Stack Developer - Wealth Management Technology
New York City, New York, United States
$100k-$143k/yr HybridFull Time
Strong full-stack engineering experience with React, TypeScript/JavaScript, C#/.NET Core, API design, AWS, enterprise integration, and familiarity with AI-assisted development tools; Financial Services experience preferred.
ReactJS, TypeScript, JavaScript, HTML5, CSS3, C#, .NET Core, ASP.NET Core, Java, Python, MuleSoft, AWS, EKS, ECS, Lambda, API Gateway, S3, Aurora PostgreSQL, Redshift, Glue, DMS, Kafka, MSK, Databricks, GitHub, GitHub Copilot, Cursor, Claude Code, Markdown, OAuth2, OIDC, JWT, SSO, RBAC
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