Job description

Job Overview Devonshire Recruiting & Consulting Partners is actively seeking a Senior Software Developer with deep expertise in the Microsoft .NET Framework (4.8), C#, and Windows-based desktop application development. This position is ideal for experienced engineers who thrive in data-heavy environments and are passionate about writing efficient, maintainable code with a focus on clean architecture, robust performance, and graphical precision. The role may be performed remotely (U.S.-based) or from a location near Boston’s North Shore. This is an excellent opportunity for an engineer who prefers mastering a proven technology stack, enjoys working on long-lifecycle products, and wants to play a critical role in the ongoing cloud optimization and long-term architectural transition of a legacy application. Key Responsibilities • Maintain and refine a production-grade WinForms application built on .NET Framework 4.8. • Enhance system performance, reliability, and scalability in coordination with AWS-hosted SQL environments and supporting cloud services. • Ensure secure data handling aligned with GDPR standards and implement modern authentication frameworks (e.g., OAuth2, SAML). • Contribute to the design and rollout of a strategic migration from a legacy desktop platform to a future web-based solution. • Support the design of a CI/CD pipeline to increase deployment efficiency and testing rigor. • Collaborate on experimental product enhancements and A/B testing initiatives to inform UX simplification. • Identify and implement modular code patterns for functionality reuse across multiple user personas. • Collaborate with stakeholders and subject matter experts to support the development of complex data-driven and mathematical features. • Utilize AI-enhanced tooling where applicable to accelerate quality software delivery. Required Qualifications • Minimum of 5 years’ professional experience in software engineering with a focus on C# and .NET Framework development. • Strong hands-on experience developing WinForms applications in Visual Studio. • Proficient in SQL Server performance tuning and schema design, particularly in AWS-based deployments. • Familiarity with compliance standards (GDPR) and security best practices in software development environments. • Experience integrating modern authentication mechanisms such as OAuth2, OpenID Connect, and SAML. • Skilled in designing scalable and maintainable software systems with long-term roadmaps and migration considerations. • Exposure to CI/CD practices; experience with tools such as Azure DevOps, GitHub Actions, or similar is preferred. • Strong analytical skills with the ability to translate complex data sets into clear graphical output. • Comfortable working in an iterative development environment with quarterly releases and regular patching cycles. • Effective communicator with the ability to interface with technical leads, product owners, and business users. Experience Required: Mid-Career – Senior

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