Remote Senior .NET Engineer

We are seeking a candidate with an
educational background in Computer Science, Software Development or
Engineering, as well as substantial experience in several of the following
areas:

• Strong hands-on experience developing and
  maintaining backend applications using C# and .NET / ASP.NET Core
• Experience modernising legacy or
  business-critical applications without disrupting ongoing operations
• Solid knowledge of relational databases,
  SQL and Entity Framework
• Experience designing, maintaining and
  troubleshooting enterprise integrations and APIs
• Practical experience with Microsoft
  Azure, including application hosting, monitoring and cloud operations
• Experience with unit, integration and
  regression testing and improving test coverage in existing systems
• Good understanding of secure coding,
  dependency management and software lifecycle risks
• Experience with CI/CD, source control and
  modern software quality practices
• Strong analytical and problem-solving
  skills, with the ability to turn findings into pragmatic improvement plans
• Ability to work independently with a high
  degree of ownership and accountability
• Excellent communication skills and
  confidence working directly with technical and business stakeholders

Nice to have:

• Vue.js or another modern JavaScript
  framework
• Azure App Service, Azure SQL and
  Infrastructure as Code such as Bicep or ARM templates
• Observability, structured logging,
  alerting and production support
• Financial, invoicing or payment workflows
• SAP or other ERP integrations
• Experience from clinical development,
  life sciences or another regulated enterprise environment

Are you an experienced .NET engineer who
enjoys improving established, business-critical solutions? Do you want to
combine hands-on development with technical ownership and help make an
important clinical trial application stable, secure and sustainable? Join us
and help strengthen SmartGrants for reliable operation through 2030.

What you will be doing

We are looking for a senior .NET engineer
based in Poland to join the team responsible for SmartGrants. Working closely
with technical and business stakeholders, you will take an active role in
stabilising the solution, reducing technical debt and improving the engineering
practices needed for dependable long-term operation. The role offers
significant ownership and the opportunity to influence architecture, quality
standards and technical priorities.

,[Build a strong understanding of the existing codebase, architecture, integrations and business-critical workflows, Create and drive a risk-based technical debt roadmap focused on stability, security, maintainability and supportability through 2030, Modernise the .NET application and key dependencies in pragmatic, incremental steps while protecting business continuity, Diagnose and resolve production issues, recurring defects, performance bottlenecks and integration failures, Improve automated testing, code quality, logging, monitoring and operational documentation, Strengthen CI/CD, deployment practices, environment consistency and safe rollback approaches, Document key design decisions, interfaces, runbooks and critical business logic, and share knowledge across the team, Work with business and technical stakeholders to priorities improvements according to operational risk and business value] Requirements: .NET, .NET CORE, Entity Framework, SQL, Azure, CI/CD, Vue.js, JavaScript, Azure SQL