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How to Hire a Top .NET 10 Migration Company: Belitsoft’s Best Practices

Microsoft and the developer community celebrated the notable improvements in language features, AI integration, and performance with the release of .NET 10 in November 2025. Independent tech publications claim that this release will speed up cloud-native and AI-driven applications. For instance, Microsoft’s new Aspire framework, formerly known as “.NET Aspire,” expands support for creating multi-service orchestrations and agentic workloads. Tech media note improvements for AI agent development, cryptography, runtime speed, and the new C# 14 language features in Microsoft’s release of .NET 10, a significant update to its software development platform. With a focus on runtime, library, and language optimizations, tech outlets characterize .NET 10 as “the most productive, modern, secure, and high-performance version of the platform to date.” The Belitsoft .NET software development company examines why outsourcing a .NET 10 migration can be advantageous and how to choose a top provider.

The ecosystem readiness surrounding .NET 10 has also been highlighted by major tech media. According to TechRepublic, Microsoft’s upcoming Visual Studio 2026 will come fully compatible with C# 14 and .NET 10, allowing developers to take advantage of the newest features right away. Indeed, the announcement for Visual Studio 2026 specifically links general availability to the release of .NET 10, implying a rollout in November 2025. Another indication of industry momentum is the Microsoft-owned GitHub Blog, which revealed a new Copilot-powered “Upgrade for .NET” extension (in public preview) intended to help modernize .NET applications by automatically analyzing and upgrading code. By assisting developers with incremental upgrades, this Copilot feature seeks to “reduce the time and toil it takes to modernize .NET applications.”

Industry analysts and specialized .NET publications have been dissecting .NET 10’s new capabilities. For example, CODE Magazine (a .NET-focused trade journal) detailed that .NET 10 will ship as a Long-Term Support (LTS) release in November 2025. They point out that .NET 10’s preview already includes better JIT optimizations, AOT compiler improvements, and expanded Span and JSON APIs. Taken together, these news sources confirm that .NET 10 is now live and poised to offer businesses higher performance and AI-enable their applications out of the box.

In conclusion, top publications claim that the GA release of .NET 10 offers improvements in runtime speed and AI tooling. This makes it possible for businesses to think about updating or moving their current .NET systems. According to a McKinsey analysis, investing in core technology modernization, such as putting in place a new platform version, can greatly boost returns, possibly “tripling the EBITDA lift” from IT spend when combined with AI-driven development advancements. To effectively manage complicated platform upgrades in this situation, many businesses turn to outsourcing partners. 

Benefits of Partnering with a .NET 10 Migration Outsourcing Company

Outsourcing a .NET 10 migration project can yield significant strategic and financial benefits. Chief among these is cost efficiency. According to research, outsourcing development and IT work usually results in significant cost savings. For instance, a peer survey from Gartner found that cost savings was cited as the #1 business benefit of outsourcing IT management (36% of respondents). According to industry reports, businesses “report average cost savings of 15-30% through outsourcing” of IT services. Practically speaking, working with a specialized .NET migration company entails paying regular service fees rather than recruiting and educating costly full-time employees. IT maintenance costs can be reduced by more than half by optimizing application development through best-practice outsourcing and consolidation, according to Gartner analysts. Businesses can benefit from modern platforms while avoiding high legacy support costs by outsourcing the majority of the migration effort.

Additionally, outsourcing frees up internal resources to concentrate on the main objectives of the company. A Gartner poll highlights that time savings for the internal IT team was the second-highest outsourcing benefit (20% of respondents). In other words, when a partner handles the .NET 10 upgrade, in-house developers can continue working on strategic new features or digital initiatives without disruption. According to the Harvard Business Review, businesses can use cutting-edge tools and procedures to “unbundle” non-core IT tasks to specialized providers without making a sizable upfront investment. An experienced vendor will already have the frameworks, automation, and expertise needed to carry out the upgrade effectively in the case of a .NET migration. This shortens the time to market for new functionality and lowers project risk. For instance, research indicates that outsourcing can cut time-to-market by about 25% and increase operational efficiency by as much as 25%. By entrusting the migration to professionals, .NET 10 features (such as hot-reload and enhanced diagnostics) can be adopted more quickly and with less trial and error.

Access to specialized talent and technology is another significant advantage. Experienced .NET consultants have deep knowledge of Microsoft’s frameworks, libraries, and best practices. Engaging an outsourcing partner gives you instant access to that expertise rather than learning on the job. Deloitte’s Global Outsourcing Survey finds that “skilled talent and agility” rank alongside cost reduction as top reasons to outsource. Practically speaking, this means that you can take advantage of developers who are already proficient in handling migration issues, such as reworking old .NET Framework code, switching to more recent APIs, containerizing services, or incorporating AI libraries. Access to cutting-edge technologies was cited by 20% of Gartner respondents as a major incentive for outsourcing. Prominent migration partners frequently provide automated testing suites and AI-assisted tools that a normal team might not have, such as the GitHub Copilot update for .NET. Additionally, they keep up with security and compliance updates. For instance, a good partner will know how to properly implement TLS features and expand post-quantum cryptography support in .NET 10.

Lastly, during migration, outsourcing can enhance risk management and governance. Performance guarantees, quality metrics, and change-management strategies that keep the project on course can all be included in a formal vendor contract. Compared to managing sophisticated internal project dynamics, many organizations find it simpler to align an outsourced team with stringent service-level agreements (SLAs). According to Gartner, sophisticated sourcing strategies that employ appropriate delivery models and define precise metrics result in increased efficacy and cost savings. By contrast, ad-hoc staffing augmentation often leads to inefficiencies. A vetted .NET migration firm will bring tried-and-tested processes (and the accountability that comes with third-party oversight). For example, they can provide standardized reporting on progress, automated documentation generation, and expert testing frameworks to ensure the upgraded system works seamlessly.

Taken together, these benefits explain why outsourcing continues to grow. According to Deloitte, even though some functions are outsourced, about 80% of businesses intend to keep or boost their outsourcing investments. According to the report, this trend is being driven by talent access, agility, and cost reduction. In the context of .NET 10 migration, these studies imply that companies see outsourcing as a strategic lever: they can reduce the considerable maintenance budget (Gartner notes app development/maintenance is ~34% of IT spend) and redirect it toward innovation. According to a McKinsey analysis, if done well, updating core platforms can be very profitable, possibly “tripling” the financial return on technology investment. Businesses put themselves in a position to reap those benefits with less risk by collaborating with an experienced migration provider.

How to Hire a Top .NET 10 Migration Vendor

Companies should assess both cultural fit and technical expertise. First, create a clear internal migration roadmap that includes the project’s goals, success criteria, and timetable. Next, look for vendors who have successfully migrated versions of .NET, particularly those that are closest to .NET 10 (e.g., migrating from .NET Framework 4.x or .NET Core 8/9). Look over each applicant’s portfolio and request references or case studies related to .NET upgrades. Since domain context can affect architecture and compliance requirements, the partner should ideally have certifications (such as Microsoft Gold Partner status, Azure certifications, etc.) or public client references in related industries (such as manufacturing, healthcare, finance, etc.).

Next, evaluate methodology and technical proficiency. The very frameworks that .NET 10 updates – C#, ASP.NET Core, EF Core, MAUI, Blazor, and related stacks – will be expertly handled by top .NET vendors. Inquire about their testing strategy, refactoring plans, and code analysis methodology (e.g., static analysis tools). Are automated unit and integration tests supported by them? Can they show that they have experience updating ASP.NET apps to the newest pipelines or migrating Entity Framework to EF Core 10? A reliable partner should be able to walk through an example project and demonstrate how they manage typical problems like database upgrades, container deployments, and breaking changes (like outdated APIs). Ask them about their delivery methodology as well. Do they employ Agile sprints with ongoing feedback? Will you have a rotating offshore team or a dedicated project manager and architect? According to Gartner, governance and precise metrics – including appropriately sizing application efforts – are essential for effective outsourcing. Check if the vendor’s project management practices satisfy your needs regarding reporting, communication frequency, and change control. 

Stability, security, and compliance cannot be compromised. Organizations frequently seek out vendors with robust cybersecurity procedures and sound financial standing, according to the Gartner community (e.g. ISO certifications, SOC reports, vetted data centers). Make sure any partner that has been shortlisted adheres to secure development life cycle (SDL) principles and is able to comply with industry regulations (such as GDPR, HIPAA, etc.). Ask for details on how they will handle data migration, encryption, and identity management in the new .NET 10 environment. Check that the vendor has a robust backup and recovery plan during the transition. A trustworthy partner should not only provide the most affordable staff augmentation but also be open about any subcontractors and show how they share risk (e.g., by structuring the contract around deliverables or outcome-based milestones).

Cultural fit and communication style are equally important. Verify language skills and time zone overlap, particularly when working across geographies (the question mentions North America and Europe). The ability to work well with your IT and business stakeholders is essential because large migrations frequently require joint teams for knowledge transfer. To assess domain knowledge and strategic alignment, many decision-makers advise speaking with vendor leadership or architects rather than just salespeople. You want partners who see the engagement as a long-term partnership rather than a one-time assignment. Examine reviews on independent websites and take into account short-term proof-of-concept work or pilot projects as a trial.

Lastly, compare the total value rather than just the hourly rates. Cost matters, but a “cheaper” supplier might not have the resources or needed expertise, which would ultimately influence your project quality and delivery. A Deloitte survey indicates that quality and innovation play a major role in outsourcing success. 

You can find a top-tier .NET 10 migration partner who will not only carry out the technical upgrade but also support your business’s strategic objectives by thoroughly screening these areas. According to McKinsey, which highlights the significance of matching technology investments with business value, outsourcing the upgrade should feel more like a partnership in transformation than a simple transaction. When done correctly, the outcome is a modern .NET 10 platform that empowers your teams, a more smooth migration process, and predictable costs.

About the Author:

About the Author

Dmitry Baraishuk is a partner and Chief Innovation Officer at a software development company Belitsoft (a Noventiq company). He has been leading a department specializing in custom software development for 20 years. The department has hundreds of successful projects in AI software development, healthcare and finance IT consulting, application modernization, cloud migration, data analytics implementation, and more for startups and enterprises in the US, UK, and Canada.

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