Top Remote .NET Developer Jobs

Develop scalable full-stack applications, APIs, services, and responsive user experiences using .NET and React. Collaborate with architects, designers, product managers, and engineers throughout the product lifecycle. Participate in technical design, architecture, code reviews, automated testing, documentation, deployment, and continuous improvement while ensuring security, performance, scalability, reliability, and maintainability. Work within an Agile, DevOps-oriented team and contribute to observability, integrations, and peer coaching.

Develop and maintain scalable .NET applications, backend services, and REST APIs supporting cloud-based email hosting and Microsoft 365 integrations. Responsibilities include modernizing legacy systems, troubleshooting production issues, optimizing performance, participating in code reviews, and collaborating with product, QA, DevOps, and engineering teams. The role also involves writing tested code, supporting reliable distributed services, and adopting AI-assisted development practices.

Leads architecture and development of complex backend services for a commercial health plan platform. Designs .NET Core and Azure systems, develops claims, eligibility, and benefits functionality, manages healthcare data integrations, and owns cloud infrastructure and CI/CD architecture. Provides technical leadership through code reviews, testing standards, mentoring, and architecture decisions while ensuring performance, reliability, security, and regulatory compliance.

Design, develop, test, secure, and maintain enterprise applications and APIs using C# and modern .NET. Build database solutions, RESTful integrations, automated tests, and CI/CD pipelines while supporting Agile and DevSecOps delivery. Modernize legacy applications, troubleshoot production issues, conduct code and design reviews, and remediate security findings. The role requires an active DoD Secret clearance and U.S. citizenship and is remote within the United States during Pacific Standard Time hours.

Develop and optimize Microsoft .NET applications, legacy systems, and microservices with a focus on performance, scalability, reliability, and observability. Responsibilities include code reviews, performance testing, CI/CD integration, architecture and sprint delivery, legacy code and SQL tuning, cloud application deployment on Azure, automated testing, and resolving customer issues. The developer collaborates with architects, QA, technical support, and cross-functional teams using SAFe Agile practices.

Design, develop, deploy, and support enterprise integration solutions using C#, .NET, Azure, APIs, microservices, middleware, and Azure Service Bus. Integrate SAP, Dynamics 365 CRM, IVR systems, databases, payment gateways, and traffic management platforms. Build secure, scalable, high-volume data exchanges, troubleshoot production issues, document technical solutions, and support implementation and post-go-live activities, including scheduled onsite work in Middletown, Pennsylvania.

Designs, develops, deploys, and supports enterprise integration solutions using .NET, C#, Azure, middleware, APIs, and microservices. Integrates CRM, SAP, IVR, payment gateways, and external systems, while supporting secure, high-volume transaction processing and data transformation. The role focuses on complex tolling projects and requires expertise in Azure integration services, including Functions and Service Bus.

Build and maintain C#/.NET backend services, APIs, web applications, ERP and billing features, and financial integrations. Modernize legacy .NET Framework applications onto Azure, optimize SQL Server and Azure SQL data access, create automated tests, support CI/CD, instrument production systems, and implement secure authentication and configuration. Troubleshoot application, database, and hosting issues while collaborating with DevOps, architects, product leaders, and stakeholders.

Develop and maintain legacy VB.NET ERP and modern SaaS applications using C#, .NET, Angular, and SQL Server. Build RESTful APIs and integrations, optimize database performance, troubleshoot production issues, modernize legacy functionality, and use AI coding agents for development, refactoring, testing, and debugging. Collaborate remotely with product, development, and QA teams while ensuring code quality, security, performance, and maintainability.

Senior .NET Software Engineer responsible for end-to-end software development using Microsoft technologies. Requires extensive experience in SDLC, design principles, technical documentation, web application development with .NET, Agile/SCRUM, Entity Framework, database design, and version control. Familiarity with project tools JIRA, TEMPO, Bitbucket, and Confluence preferred.

Senior .NET Web App Developer responsible for designing and building .NET web applications, implementing Oracle PL/SQL solutions, using Entity Framework and Blazor, applying design principles, producing technical documentation, performing performance tuning, and collaborating in Scrum/Agile teams with Bitbucket, JIRA, Tempo, and Confluence.

Develop and maintain web-based applications using .NET/C#, JavaScript, HTML/CSS, SQL and Oracle/SQL Server. Perform root cause analysis, collaborate with teams for requirements, follow Agile SDLC, present change demonstrations, and use Azure DevOps/Jira for lifecycle management. Implement and maintain Blazor components.

Build and maintain full-stack behavioral health technology features and services. Responsibilities include translating team goals into technical plans, designing APIs and services, evaluating technical tradeoffs, identifying risks, contributing to architecture, collaborating with product and QA, mentoring junior engineers, and improving testing and engineering practices. The role requires C#, TypeScript, .NET, modern frontend frameworks, databases, CI/CD, Docker, Kubernetes, and automated testing experience.

Leads architecture and hands-on development of a next-generation online banking platform using .NET and C#. Responsibilities include system design, production coding, team mentorship, full-stack development, AI/LLM integration, cloud infrastructure, CI/CD, real-time services, security, compliance, and rapid product delivery. The role partners with financial institutions and internal technology groups to build secure, scalable solutions for regulated banking environments.

Design, build, and maintain production-grade .NET web applications and APIs on Azure. Own full-stack delivery from data models and SQL to front-end components, CI/CD, testing, and architecture. Collaborate with product and delivery teams, participate in code reviews, and ensure secure, observable, well-tested services.

Leads the design, development, and implementation of full-stack applications using C#, .NET, Angular, Azure, and SQL Server. Collaborates with cross-functional teams, ensures application security, performance, and scalability, applies Git-based version control practices, mentors developers, and stays current with emerging technologies.

Design, develop, test, maintain, and document secure .NET web and database applications. Build responsive front-end experiences, integrate APIs and data feeds, support Azure and AWS cloud applications, and apply OWASP-aligned security practices. Translate stakeholder requirements into technical solutions, participate in Agile development, code reviews, vulnerability remediation, troubleshooting, testing, and documentation. Collaborate with technical, security, database, cloud, and business teams while supporting GIS integrations and continuous improvement.

Develop and maintain scalable .NET applications, backend services, and REST APIs supporting cloud-based email and Microsoft 365 products. Collaborate with product, QA, DevOps, and engineering teams in an Agile environment. Modernize legacy systems, troubleshoot production issues, conduct code reviews, and optimize application performance, security, reliability, and scalability.

Build and maintain scalable, cloud-native APIs and high-value core system components using .NET and related technologies. Lead software architecture and testing discussions, enhance core offerings, collaborate cross-functionally, and ensure quality through code reviews, unit testing, functional testing, telemetry, and performance tuning. Mentor teammates and contribute to continuous technical and process improvement.

Develop and maintain cloud-native applications using .NET, Angular, and Azure. Modernize legacy .NET Framework systems, support migration to .NET Core, build RESTful services, and work with Entity Framework, Docker, and Kubernetes. Collaborate cross-functionally in Agile environments, address client needs, and ensure compliance with security, governance, and accessibility standards. This remote role requires occasional travel and eligibility for Public Trust or suitability determination.

Develop and maintain business-critical investment applications for private equity, private placements, and real estate operations. Translate business requirements into software modules, collaborate with stakeholders, apply disciplined development and QA practices, test and implement changes, maintain applications, and resolve support issues. The role requires .NET and C# development, SQL expertise, client communication, project planning, and the ability to work effectively across teams in a hybrid Hartford environment.

Leads the design, implementation, and lifecycle management of large-scale, highly available software systems. Guides cross-functional teams, defines technical solutions, mentors experienced engineers, drives engineering best practices, and promotes innovation, automated testing, CI/CD, code quality, and operational reliability. Evaluates emerging technologies and AI tools to improve software efficiency, scalability, and performance.

Lead development of secure, scalable digital banking software across front-end and backend systems. Design Angular or React applications, build APIs, optimize SQL performance, integrate third-party platforms, improve code quality, implement testing strategies, and mentor engineers. Collaborate with cross-functional teams in an Agile environment while supporting cloud-native practices, regulatory compliance, and continuous product improvement.

Leads the architecture, design, development, testing, optimization, and maintenance of scalable .NET software systems. Provides technical guidance, resolves complex production issues, drives quality and innovation, evaluates emerging technologies and AI capabilities, and collaborates with cross-functional stakeholders to deliver reliable solutions. The role includes code reviews, performance tuning, automated testing, and support across the full software development lifecycle.

Design, develop, and deliver scalable .NET back-end and front-end solutions within an Agile, DevOps-oriented team. Lead technical design, code reviews, testing-first practices, CI/CD pipelines, containerized deployments, and ensure non-functional requirements (security, performance, scalability, maintainability). Mentor peers and collaborate across product, design, and architecture to produce high-quality software.