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Top .NET Developer Jobs in Philadelphia, PA

YesterdaySaved
Remote
Philadelphia, PA
Senior level
Senior level
Big Data • Marketing Tech • Analytics
The Senior Software Engineer will design and maintain .NET applications in AWS and on-prem environments, focusing on data processing solutions and collaborating on technical designs while ensuring security and compliance best practices.
Top Skills: .NetAWSBambooBitbucketC#Ci/CdConfluenceDevOpsDocumentdbJIRAKafkaKinesisNoSQLOctopusRedis
YesterdaySaved
Easy Apply
Remote
Philadelphia, PA
Easy Apply
100K-145K Annually
Mid level
100K-145K Annually
Mid level
Computer Vision • Software
As a Full Stack Engineer, you will design and maintain features using C# and .NET, enhance UIs with React JS, manage SQL Server databases, and support AWS cloud infrastructure.
Top Skills: .NetAWSC#Microsoft Sql ServerReact Js
YesterdaySaved
Easy Apply
Remote
Philadelphia, PA
Easy Apply
115K-140K Annually
Senior level
115K-140K Annually
Senior level
Healthtech
As a Senior Software Engineer at PerfectServe, you'll design, build, and maintain high-quality code for healthcare communication systems, mentoring junior engineers and collaborating across teams to improve patient care and clinical workflows.
Top Skills: .NetAdo.NetAngularAsp.Net Web ApiC#Ci/CdDapperEfGitMssqlRabbitMQReactTypescript
Reposted YesterdaySaved
Easy Apply
Remote or Hybrid
Philadelphia, PA
Easy Apply
Senior level
Senior level
Mobile • Security • Software • Cybersecurity
Design and implement cross-platform features for KeeperChat (desktop, mobile, web). Build and maintain .NET/C# MAUI clients and React web UI, optimize performance and reliability, participate in code reviews, collaborate with product/design/backend teams, and mentor junior engineers while upholding security and code quality.
Top Skills: .Net.Net MauiC#JavaScriptReactXamarin
Reposted 3 Days AgoSaved
In-Office or Remote
Philadelphia, PA
Senior level
Senior level
eCommerce • Information Technology • Software
Senior Software Engineer II designs, develops, tests, and deploys scalable .NET-based features and ERP integrations. Responsibilities include technical design, code reviews, CI/CD pipeline management, troubleshooting, mentoring peers, and ensuring reliability, performance, and security across cloud-native Azure services.
Top Skills: .Net Core.Net FrameworkAngularApache KafkaAsp.Net CoreAzure Api ManagementAzure App ServiceAzure DevopsAzure FunctionsAzure Key VaultAzure Sql DatabaseC#Cosmos DbCSS3EdiEntity FrameworkErpGitHTML5JavaScriptJqueryJwtKubernetesNugetOauthRabbitMQSQL ServerT-SqlVisual StudioWeb Api
Reposted 3 Days AgoSaved
Remote
Philadelphia, PA
150K-180K Annually
Expert/Leader
150K-180K Annually
Expert/Leader
Software
As a Principal .NET Software Engineer at Versapay, you will modernize payments infrastructure, improve scalability, design distributed services, and take ownership of payment workflows while collaborating with various teams to enhance customer experience.
Top Skills: .NetAWSAzureC#EmvGithub ActionsIso 20022Iso 8583JavaScriptPci-DssSQLTypescript
Reposted 3 Days AgoSaved
Remote
Philadelphia, PA
Senior level
Senior level
Software
Lead design and implementation of scalable .NET Core + Angular applications. Communicate with stakeholders, estimate work, drive agile delivery, ensure code quality, mentor engineers, and collaborate across product, QA, and design to deliver client-facing solutions.
Top Skills: .Net CoreAngular 18Aws CognitoAws LambdaAws SqsAws Step FunctionsCi/Cd PipelinesContainerizationFigmaMonorepoPythonSalesforce IntegrationUnit TestingUx Design
Reposted 4 Days AgoSaved
Remote
Philadelphia, PA
100K-100K Annually
Senior level
100K-100K Annually
Senior level
Artificial Intelligence • Machine Learning • Database
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.
Top Skills: .NetAngularAngularjsC#Machine LearningPython
Reposted 4 Days AgoSaved
Remote
Philadelphia, PA
Mid level
Mid level
Cybersecurity • Data Privacy
The role involves developing and maintaining applications using .NET Core and Microservices architecture, with a focus on both front-end and back-end technologies.
Top Skills: .Net CoreAzureAzure Dev OpsAzure Event GridAzure Event HubsAzure FunctionsAzure SqlC#DockerGitInfrastructure As CodeKafkaKubernetesMongo DbNoSQLReactRedisReduxScssSQLSQL ServerTypescript
5 Days AgoSaved
In-Office or Remote
Philadelphia, PA
Senior level
Senior level
Software
Develop and maintain web and desktop applications using .NET technologies. Requires strong programming skills, experience with databases, and project management.
Top Skills: .Net 6+.Net Blazor.Net CoreAdo.NetCC#.NetC++Design PatternsGitJavaLinqLinux BashMaria DbMicro ServicesMvvmMySQLOraclePythonSemi Standard ProtocolsSQL ServerVb.NetVisual Studio 2019+Windows PowershellWinformsWpf
Reposted 5 Days AgoSaved
Remote
Philadelphia, PA
5-5 Annually
Senior level
5-5 Annually
Senior level
Cloud • Digital Media • Hardware • News + Entertainment • Software
Seeking a Senior Software Developer for developing high-performance distributed systems for media workflows, including video transcoding and content delivery.
Top Skills: .Net CoreC#C++GraphQLGrpcLinuxMySQLPostgresRest ApisSQL ServerWebrtcWebsockets
Reposted 5 Days AgoSaved
Remote
Philadelphia, PA
Senior level
Senior level
Digital Media
The Senior .NET Software Engineer will drive development of .NET software products, focusing on back-end engineering, code reviews, and collaborating with cross-functional teams.
Top Skills: APIsAzure CloudCi/CdCSSJavaScriptJSONLinqNet 6Net Mvc FrameworkReactRestSQLSwagger
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Reposted 5 Days AgoSaved
Remote
Philadelphia, PA
Senior level
Senior level
Artificial Intelligence • Information Technology • Machine Learning • Software • Virtual Reality • Analytics
The Staff Engineer will leverage 5+ years of experience in C#, JavaScript, and frameworks to lead and innovate solutions in a collaborative environment.
Top Skills: AngularAsp.Net CoreAsp.Net MvcAsp.Net Web ApiC#CSSDockerGitlab CiHTMLJavaScriptJenkinsReact
7 Days AgoSaved
Remote
Philadelphia, PA
Senior level
Senior level
Healthtech • Information Technology • Software • Analytics • Consulting • Cybersecurity • App development
Develop and maintain high-quality software solutions, analyze requirements, and collaborate with project leaders to ensure deadlines are met while adhering to coding standards.
Top Skills: .Net CoreAzureC#Ci/CdCosmosdbDatabricksDevOpsDockerEf6KubernetesMs SqlNet FrameworkNunitRedisRestful ApisTerraformXunit
Reposted 17 Days AgoSaved
In-Office
Philadelphia, PA
Senior level
Senior level
Information Technology • Software
The .NET Developer will engage in software development primarily using C#, ASP.NET, and SQL Server. Responsibilities include developing large applications and ensuring effective communication.
Top Skills: Asp.NetC#ExtjsJavaScriptSQL Server
Reposted 21 Days AgoSaved
In-Office
Philadelphia, PA
Senior level
Senior level
Information Technology • Software
Seeking a Senior .NET Developer with experience in Sitecore CMS and financial systems integration. Must have strong software development skills and experience with Agile methodologies.
Top Skills: .Net 4.0 Or HigherMs Sql Server 2008 Or HigherSalesforce CRMSitecore
Reposted 21 Days AgoSaved
In-Office
Philadelphia, PA
Senior level
Senior level
Information Technology • Software
The .Net Developer will work in agile teams, handling software development tasks including design, testing, and deployment while supporting existing applications.
Top Skills: .NetJavaScriptKendo UiSQL Server
Reposted 21 Days AgoSaved
In-Office
Philadelphia, PA
Senior level
Senior level
Information Technology • Consulting
The .NET FullStack Developer will design, code, test, and debug software product enhancements while ensuring high performance and maintainability, working closely with various teams.
Top Skills: .NetAngularAngularjsAsp.NetBootstrapC#ConfluenceCSS3Entity FrameworkGitHTML5JavaScriptJIRAJqueryMvcSQL ServerWeb Api
Reposted 13 Days AgoSaved
Remote
Philadelphia, PA
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 23 Days AgoSaved
In-Office
Philadelphia, PA
Senior level
Senior level
Information Technology • Consulting
The role involves converting visual designs into web pages, collaborating with teams, and ensuring compliance with best practices for front-end development.
Top Skills: .Net FrameworkAjaxAngularAsp.NetC#CSSHTMLJavaScriptJqueryKnockoutjsMvcRestService BrokerSitecore CmsSoapTeam Foundation ServerVisual StudioWcfXML
14 Days AgoSaved
Easy Apply
Remote
Philadelphia, PA
Easy Apply
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
16 Days AgoSaved
Easy Apply
Remote
Philadelphia, PA
Easy Apply
Mid level
Mid level
Legal Tech
The role involves developing full stack applications using C#/.NET for backend and React for frontend while managing AWS infrastructure and ensuring code quality.
Top Skills: .Net 6.Net CoreAWSAws CdkAws CodepipelineC#CSS3DynamoDBGitGithub ActionsHTML5JavaScriptJenkinsReactSQL ServerTerraform
Reposted 17 Days AgoSaved
Remote
Philadelphia, PA
75-80 Hourly
Mid level
75-80 Hourly
Mid level
Information Technology • Business Intelligence • Consulting
The Integration Developer supports and maintains Rhapsody and .NET applications, automates workflows, and modernizes legacy systems for public health data exchange.
Top Skills: .NetC#FhirHl7IisOracle Pl/SqlPowershellRhapsody Integration EngineSftpSmtpSQLWindows Server
19 Days AgoSaved
Remote
Philadelphia, PA
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
20 Days AgoSaved
Easy Apply
Remote
Philadelphia, PA
Easy Apply
105K-125K Annually
Senior level
105K-125K Annually
Senior level
Financial Services
Design, build, and maintain scalable customer-facing web applications using Vue and .NET. Collaborate with cross-functional teams, participate in code reviews, improve CI/CD/testing/monitoring, contribute to architecture, and communicate progress while supporting product and quality goals.
Top Skills: Javascript,Vue.Js,.Net Core,C#,Entity Framework,Postgres,Aws,Microservices,Ci/Cd,Testing,Monitoring
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