Top .NET Developer Jobs in Boston, MA

Lead design, development, and maintenance of scalable .NET web and Windows applications. Build RESTful APIs, integrate front-end frameworks, collaborate with cross-functional teams, drive architectural decisions, perform code reviews and testing, and support deployments and backlog reduction for the eApp portfolio.

Lead and mentor an engineering team building GovIntel and GovChannel product capabilities. Own technical direction, design and deliver scalable SaaS features, APIs, integrations, and platform reliability. Partner with Product, QA, Cloud Ops, and stakeholders to prioritize work, drive CI/CD and observability practices, lead reviews and incident response, and apply AI-assisted tools to improve development speed and quality.

As a Software Engineer, you will design, develop, and deliver high-quality software, contribute to code reviews, monitor application performance, and ensure maintainability and consistency across products.

The .NET Developer will work on backend and frontend development using C#, ASP.NET, and various JavaScript frameworks, alongside Git for version control.

Looking for a .Net Developer with very good experience in .Net and work experience in CDO Suite.

Lead design and delivery of cloud-native, scalable backend services using C#/.NET in an event-driven microservices architecture. Collaborate with architects and product owners, implement and consume REST/Graph APIs, deliver infrastructure-as-code, use Kubernetes for container orchestration, mentor engineering teams, contribute platform enhancements, and ensure systems consider healthcare concepts and HIPAA impact.

The .Net Developer will focus on P&C claims development and DCT claims, requiring a minimum of 5 years of relevant experience.

The Sr. .NET Developer will work on new web-based applications, developing from user stories in 2-week sprints, both independently and in teams.

The .Net Developer will lead development efforts using C#, .NET, and SQL, focusing on SOA framework implementation, web services, and UI integration.

As a Full Stack Engineer (.NET), you will develop full-stack web applications, contribute to clinical data solutions, and utilize cloud deployment practices in a collaborative Agile environment.

Hands-on technical lead responsible for migrating a legacy VB.NET Web Forms system to ASP.NET Core, owning architecture, releases, security hardening, CI/CD, and mentoring an engineering team. Drive phased migration, coordinate cross-team dependencies, improve DevOps pipelines, enforce secure SDLC, and actively contribute to development and code reviews.

The Software Developer analyzes and resolves complex technical problems while developing high-quality software, following SDLC best practices in an Agile environment.

The Sr. Software Developer leads software development phases, mentors juniors, and ensures high-quality code and standards mainly involving SharePoint and .NET technologies.

Join LT as a Software Coach / Software Engineer to build high-quality web software with autonomy and a collaborative team. The role expects 5+ years of professional technology experience and hands-on work with .NET, Angular, and React. Remote-friendly environment focused on delivering practical solutions.

We are looking for a motivated .NET Developer to build scalable applications, collaborating with teams to design, develop, and maintain 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.

The Senior .NET Developer will work on developing and maintaining applications, mentor junior developers, and ensure compliance with regulations. The role requires expertise in full-stack development, particularly with SQL Server databases and Azure.

The Senior .NET Engineer will maintain, debug, and improve enterprise applications, triage production issues, and collaborate with stakeholders to meet business requirements.

The Senior .Net Developer will enhance SDG's C#/.NET Core codebase, design high-load services, and optimize MS SQL queries, benefiting from a remote work environment and attractive benefits.

As an Online Game Services Engineer, you will develop backends for multiplayer games, support live features, and improve player experience through feature iteration and optimization.

Lead backend development on the scheduling platform modernization, contribute across products, write APIs, and drive AI-accelerated software development workflows.

Lead backend development on the scheduling platform modernization. Contribute across Python and .NET ecosystems, write APIs, review code, and support AI-accelerated development workflows while collaborating in a remote team environment.

The Staff Software Engineer will design .NET infrastructure, automate builds, maintain tooling for .NET libraries, and mentor peers while ensuring security and reliability.

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.

The role involves leading the development and modernization of applications using .NET and Angular, focusing on secure design, documentation, and collaboration.