Top Senior .NET Developer Jobs in Minneapolis, MN

Develop and maintain full-stack .NET applications and REST APIs while modernizing a legacy tax-compliance platform into scalable, resilient AWS cloud-native microservices. Design software using object-oriented principles, SOLID, DDD, and sound database practices. Collaborate within Agile/Scrum teams, write automated tests, support CI/CD releases, build proof-of-concepts, and work across legacy and modern systems. The role requires strong communication, ownership, adaptability, and effective collaboration with distributed engineering and quality teams.

Design, develop, test, modernize, and support enterprise applications using C#, .NET, React, RESTful APIs, and SQL Server. Translate requirements into technical solutions, build automated tests, troubleshoot complex issues, conduct code reviews, address security findings, and ensure accessibility and performance. Collaborate in Agile teams, contribute to architecture and modernization efforts, document solutions, and mentor developers while remaining a hands-on technical contributor.

Lead the design, architecture, development, deployment, and optimization of scalable .NET backend systems processing millions of daily healthcare transactions. Mentor developers, guide technical decisions, improve CI/CD pipelines, implement secure APIs, and collaborate with product stakeholders. The role requires expertise in .NET, C#, ASP.NET Core, cloud-native AWS services, Kubernetes, microservices, distributed systems, testing, observability, and secure software development.

Lead end-to-end development of secure, scalable web applications and data solutions supporting clinical trial operations. Design frontend and backend components using C#/.NET, Angular, AWS, and relational or non-relational databases. Guide architecture, testing, deployment, CI/CD, security, cloud optimization, and regulatory compliance. Mentor developers, oversee technical delivery, troubleshoot complex issues, and lead migration and modernization of on-premises applications to AWS.

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.

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.

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.

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 distributed, scalable web applications using the Microsoft technology stack, including C#, ASP.NET MVC, and Web API. Build front-end experiences with HTML5, JavaScript, and Bootstrap; diagnose complex system issues; maintain quality; communicate effectively; and manage project timelines and scope. Agile development familiarity is helpful. The role requires a bachelor’s degree in Computer Science or equivalent experience and 5–7 years of industry experience.

Develop distributed and scalable web applications using the Microsoft technology stack. The developer will work with C#, ASP.NET MVC, Web API, Angular, HTML5, and JavaScript; diagnose complex system issues; collaborate effectively; maintain high quality standards; and manage timelines and scope to complete projects on schedule.

Design and develop software solutions using .NET architecture. Work with microservices and ensure excellent communication within Agile teams.

As a Senior Software Product Engineer, you will enhance compliance solutions through advanced software development, performance optimization, and team collaboration to ensure high-quality outcomes and user experience.

Develop and architect scalable cloud-based software for an IoT asset-tracking platform. Responsibilities include translating business requirements into technical designs, leading complex feature development, mentoring engineers, conducting code reviews, promoting engineering best practices, evaluating distributed-system trade-offs, and collaborating with product, operations, and customer success teams.

Lead hands-on architecture and development for a cloud-based IoT asset-tracking platform. Design scalable distributed systems, APIs, data models, and platform components; resolve complex performance and reliability challenges; and champion testing, CI/CD, observability, and security practices. Lead an agile engineering team, manage delivery, mentor and hire engineers, collaborate with Product and Operations, and drive adoption of AI development tools and AI/ML capabilities.

Build and maintain scalable, cloud-native APIs using .NET. Enhance core platform components, lead architecture and testing discussions, optimize telemetry and performance, collaborate cross-functionally, conduct code reviews, and mentor team members.

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.

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.

Senior full-stack .NET developer responsible for analysis, design, implementation, testing and production rollout. Build secure front-end (JS/HTML/CSS), middle-tier services (C#, Node.js), and persistent layers (SQL/NoSQL). Develop REST APIs, apply SOLID/OOP and SOA design, perform code reviews, use automation tools for scalability, and support cloud migration (AWS/Azure). Work in Agile teams and ensure web application security (JWT/SAML/OAuth).

Senior .NET Developer to build the ORCA compliance system. Design and deliver distributed RESTful web/cloud services using ASP.NET/C#, Web APIs, MongoDB and SQL Server, front-end with AngularJS/Bootstrap, and deploy/integrate with AWS and Pivotal platforms. Collaborate with team through full project lifecycle.

The role involves full-stack software development, adhering to Agile practices, and collaborating across teams. Responsibilities include coding, testing, and maintaining software systems while mentoring team members.

Contract .NET/Excel-Access developer to migrate and maintain Excel and Access applications: document functional requirements, design solutions, write VBA/macros, develop and test, deploy to test/UAT/production, and transition applications to client staff. Role requires knowledge of .NET/C#, Oracle, TFS and mortgage program compliance.

Develop and maintain scalable software solutions, mentor developers, and integrate AI tools. Collaborate on technical solutions aligned with business goals.

Design, develop, test, document, and implement C#/.NET applications per technical specifications. Interpret business requirements, produce architectural and technical documentation, create unit test plans and harnesses, estimate tasks, validate accessibility and secure coding, and collaborate with infrastructure/network/server teams to resolve application issues.

Lead design and delivery of scalable, reliable software using C#/.NET, SQL Server, React, and Azure. Own complex initiatives from design through operations, mentor engineers, improve CI/CD, observability, and apply DDD/TDD/VSA practices. Use modern APIs, microservices or modular monoliths, and AI-assisted tooling to improve delivery.

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.