1,283 application developer jobs at 520 companies in Lake Success, NY
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Application Developer
Bronx, New York, United States
$115k/yr OnsiteFull Time
5+ YOE5+ years .NET development experience with C#, web/client-server development, Microsoft Azure services, Oracle or Microsoft SQL Server, SDLC (Agile/Waterfall), and production support; bachelor’s degree preferred or equivalent experience.
Oracle, Microsoft SQL Server, C#, .NET, .NET (4.5), .NET (4.7), .NET (4.8), .NET Core, MVC, ADO.NET, Web Services, Web APIs, HTML5, CSS, JavaScript, jQuery, Bootstrap, WPF, MVVM, XAML, PHP, ASP, Python, Telerik UI, Node.js, React, Azure App Service, Azure Functions, Azure WebJobs, Azure Logic Apps, Azure Blob Storage, Microsoft Azure DevOps, Microsoft Active Directory, Microsoft SharePoint, Microsoft identity platform
4d
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Application Developer
New York City, New York, United States
$115k-$125k/yr OnsiteFull Time
4+ YOEBachelor's degree in computer science, information systems, or related field; 4+ years' software development experience; C#, .NET, SQL, relational databases, Git, REST APIs, HTML, CSS, and JavaScript.
C#, .NET, SQL, Git, REST APIs, HTML, CSS, JavaScript, Azure DevOps, Dynamics 365, Microsoft SharePoint, Formstack, Microsoft Azure, Microsoft Power Platform, Microsoft 365, GitHub Copilot, Claude
1w
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Application Developer, Reporting and Automation
Cincinnati or Omaha or Milwaukee or Philadelphia or Clifton Park or New York City or Minneapolis or Columbus
RemoteFull Time
2+ YOERequires 2+ years in Microsoft SQL Server application development, SSRS reporting, PowerShell or C# automation, and Envision Power Agent support or development.
Microsoft SQL Server, SQL Server Reporting Services (SSRS), JAMS Enterprise Scheduler, Envision Power Agent, .NET, C#, PowerShell, Azure DevOps, Windows Server, Microsoft Azure, Microsoft Office Suite, Adobe Acrobat
1w
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Senior Java Application Developer
New York City, New York, United States
$175k-$220k/yr OnsiteFull Time
9+ YOEBachelor's degree or equivalent experience and 9+ years of application development experience, including strong Java expertise, distributed systems, backend development, SQL, and scalable high-availability systems.
Java, SQL, Microsoft Office
3w
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Application Developer II
Livingston, New Jersey, United States
$95k-$124k/yr OnsiteFull Time
2+ YOE2+ years software development experience; strong C#/.NET and MS SQL Server skills; experience with Git/Azure DevOps, front-end web technologies, and cloud platforms; bachelor\u0002s degree preferred.
.NET Framework, C#, ASP.NET, Git, GitHub, Azure DevOps, MS SQL Server, HTML5, CSS3, JavaScript, AJAX, PHP, Django, Spring, Node.js, IIS, AWS, GCP
4d
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Application Developer
New York City, New York, United States
$122k-$152k/yr OnsiteFull Time
5+ YOERequires 5+ years programming with complex UNIX and Perl shell scripting, Informix 4GL, SQL and database concepts; Java, C Functions, Bugzilla, and web-UNIX integration experience preferred.
UNIX, Informix 4GL, Gillani, Fourgen, Java, Perl, Bugzilla, Debugger, ISQL, Primavera, Optio, SQL, C Functions
2w
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Application Developer – Internal Platform
Glen Cove, New York, United States
$125k-$150k/yr HybridFull Time
4+ YOERequires 4+ years building production web applications, strong C#/.NET and SQL Server experience, MVC knowledge, JavaScript framework familiarity, API design, and third-party platform integration experience.
C#, .NET, SQL Server, MVC, React, Vue, Alpine, Angular, Shopify, Galley, ShipStation, ASP.NET Web Forms, ASP.NET MVC, Razor, Microsoft Entra ID, ERP
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ArcGIS Enterprise Developer – Application Developer Levels 1–5
Jamaica, New York, United States
$57k-$124k/yr OnsiteFull Time
1+ YOEDesign, code, test, and document web/mobile/client-server applications; levels require 1–12+ years software development experience and a bachelor’s degree or equivalent experience.
ArcGIS Enterprise, Windows, Linux
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Application Developer IV
New Brunswick, New Jersey, United States
$134k-$189k/yr OnsiteFull Time
3+ YOEBachelor's degree and 3-5 years application development experience; expertise in enterprise architecture, cloud platforms, microservices, DevOps/CI/CD, leadership and stakeholder management.
CI/CD
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Sr. Engineer, IS Application Development
New York City, New York, United States
$160k-$180k/yr OnsiteFull Time
5+ YOERequires 5+ years in programming and database design, application development in Windows environments, Microsoft web technologies, HTML, JavaScript/jQuery, and a technical bachelor's degree or equivalent.
Visual Studio, ASP, .NET, HTML, JavaScript, jQuery, Microsoft Exchange APIs, Microsoft Office Add-ins, COM, Visual Studio Tools for Office, Microsoft Azure, Windows
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Java Web Application Developer
Greenwich, Connecticut, United States
HybridFull Time
3+ YOEMaster's in CS or related, 3+ years web application development, knowledge of Oracle/PL/SQL and Java, experience with Spring (Boot/MVC), SPA frameworks (Angular/Vue.js), HTML5/CSS3/TypeScript, Bitbucket/Gerrit, Gradle, UNIX/Linux; familiarity with AI-assisted coding tools.
Oracle, PL/SQL, Java, Spring Framework, Spring Boot, Spring MVC, Angular, Vue.js, HTML5, CSS3, TypeScript, Bitbucket, Gerrit, Gradle, Claude Code, UNIX, Linux
2w
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Sr Lead Application Developer
Iselin or Charlotte or New York
$128k-$174k/yr OnsiteFull Time
5+ YOEBachelor's degree, 5+ years buy/sell-side development experience, strong Java/J2EE and AWS skills, CI/CD and database experience, programming in Python, and ability to produce technical designs and lead delivery.
Java, J2EE, Weblogic, SQL, Unix, AWS, EC2, EBS, S3, Lambda, EKS, DMS, Kinesis, SQS, SNS, Micro Services, Athena, QuickSight, Spice, IAM, Azure AD, Prism Alerts, VPC, Angular, C#, Spring Boot, React, RDS, Oracle, SQL Server, MYSQL, MongoDB, PostGre, Electric Flow, Ansible, Puppet, Jenkins, Github, Git, Maven, Docker, Atom, CodeBuild, CodeCommit, CodeDeploy, Python, Microsoft Visio, PowerPoint, Sterling Integrator, Autosys, DataStage, Eagle STAR, Eagle PACE
3mo
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HL7 Application Developer
Queens, New York, United States
$80k-$123k/yr HybridFull Time
3+ YOEFull stack development experience; DOT.NET C# with Visual Studio; SQL Server/SSIS; RESTful API; HL7/FHIR data exchange; health data systems; strong communication; independent and collaborative work style.
.NET C#, Visual Studio, SQL Server, SSIS, Stored Procedures, RESTful API, HL7, FHIR, Python, Microsoft Office Suite
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Intern Application Developer 2027 – DPE
New York City, New York, United States
$40k-$73k/yr OnsiteInternship, Contract
Currently pursuing a university degree with academic success; requires collaboration, communication, initiative, adaptability, leadership, and exposure to programming, systems development, cloud, or information technology.
Java, C++, Python, Scala, R, SAS, SQL, HTML, SPSS, VBA, Tableau, Oracle Cloud Infrastructure (OCI), REST, SOAP, FBDI, HDL, OTBI, BI Publisher, Power BI, Copilot, ChatGPT
3mo
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Senior Application Engineer
Seattle or Cambridge or Princeton or Madison
$138k-$183k/yr OnsiteFull Time
5+ YOEBachelor's or higher in CS/Engineering/Science, 5+ years software/cloud engineering experience, strong proficiency with Python/FastAPI and TypeScript/Node, hands-on AWS experience, familiarity with LLM/RAG/agent frameworks and CI/CD/IaC tooling.
LangGraph, FastMCP, OpenSearch, Amazon S3 Vectors, Amazon Neptune, S3, Athena, RDS/PostgreSQL, PostgreSQL/RDS, ElastiCache/Redis, Redis, AWS Fargate, Lambda, IAM, VPC, Python, FastAPI, TypeScript/Node, Terraform, AWS CDK, CloudFormation, LangChain, PydanticAI, Claude Agent SDK, MCP, LangSmith, OpenAI, Anthropic, Gemini, AWS Bedrock, Claude Code, Codex, Gemini CLI, GitHub Copilot, GitHub
2d
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Application Engineer
Danbury, Connecticut, United States
OnsiteFull Time
1+ YOEBachelor's degree in Mechanical or Electrical Engineering and 1–3 years of related experience required. Provides technical guidance, project coordination, product development, and customer support.
2mo
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Senior Application Security Engineer
Los Angeles or New York or San Francisco
$165k-$190k/yr HybridFull Time
Production Python experience, strong hands-on application security (SAST/DAST/SCA), threat modeling, CI/CD automation, container/AWS/Kubernetes security, API security, and LLM risk mitigation.
Python, Java, Rust, AWS, Kubernetes, CI/CD, SAST, DAST, SCA, OWASP Top 10, API Security Top 10, ASVS, SPVS, AISVS, LLM
2w
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Lead Application Security Engineer
San Francisco or New York City or Austin or United States or Canada
$220k-$320k/yr RemoteFull Time
6+ YOE6+ years application security experience, CS/Math/Physics degree, deep knowledge of distributed systems, multi-cloud security, multi-tenant isolation, authorization models, and privacy-adjacent controls.
TypeScript, Go, AWS, Azure, GCP, Okta
2mo
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Epic Tapestry Application Developer
Albany or Arlington or Atlanta or Austin or Beaverton or Bentonville or Boston or Carmel or Charlotte or Chicago or Cincinnati or Cleveland or Columbus or Culver City or Denver or Des Moines or Detroit or Hartford or Houston or Irving or Kirkland or Miami or Milwaukee or Minneapolis or Morristown or Mountain View or Nashville or New York City or Oklahoma City or Overland Park or Philadelphia or Pittsburgh or Raleigh or Redmond or Sacramento or San Diego or San Francisco or Scottsdale or Seattle or St. Louis or St. Petersburg or Walnut Creek or United States
$48-$58/hr RemoteFull Time, Temporary
5+ YOERequires 5+ years of work experience, healthcare and EHR expertise, Tapestry UM and Claims implementation experience, Tapestry UM Epic certification, and strong workflow and clinical operations knowledge.
Epic, Epic EMR, EHR, Application Lifecycle Management (ALM)
1mo
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Sr Lead Application Developer
Iselin or Charlotte or New York City
$128k-$174k/yr HybridFull Time
5+ YOEBachelor's degree required; 5+ years buy/sell-side experience; strong Java/J2EE, WebLogic, SQL, Unix, AWS (multiple services), Spring Boot/Angular/React/C#, CI/CD, Python scripting, and technical documentation skills.
Java, J2EE, WebLogic, Middleware, SQL, Unix, AWS EC2, AWS EBS, AWS S3, AWS Lambda, AWS EKS, AWS DMS, AWS Kinesis, AWS SQS, AWS SNS, AWS Athena, AWS QuickSight, AWS CodeBuild, AWS CodeCommit, AWS CodeDeploy, Micro Services, Angular, AngularJS, C#, Spring Boot, React, RDS, Oracle, SQL Server, MySQL, MongoDB, PostGre, Electric Flow, Ansible, Puppet, Jenkins, GitHub, Git, Maven, Docker, Atom, Python, Microsoft Visio, Microsoft PowerPoint, Sterling Integrator, AutoSys, DataStage, Eagle STAR, Eagle PACE, API Gateway, IAM, VPC, PRISM Alerts
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