Senior VB.NET/.NET Engineer - Hands-On, Modernization

Crosstide Ltd; Greater London; On-site; GBP 60,000 - GBP 80,000; Full time

Job summary

A London-based consultancy is seeking an experienced Senior Developer to join their engineering team. This hands-on engineering role involves designing, building, and maintaining software within a mixed legacy and modern .NET environment. Candidates must have strong experience in .NET technologies, including ASP.NET and C#, and a solid understanding of SQL Server. The position requires contributions to code quality and reliability across a large codebase, making it ideal for someone comfortable with complex enterprise systems.

Qualifications

• Strong commercial experience with .NET, including ASP.NET and C#.
• Experience working with legacy .NET Framework applications.
• Solid understanding of SQL Server and relational database design.
• Experience working with CI/CD pipelines.

Responsibilities

• Design, develop, and maintain features.
• Work with a large, multi-repository codebase.
• Contribute to improving code quality, performance, and reliability.
• Support incremental modernization and refactoring efforts.
• Participate in code reviews and contribute to shared engineering standards.
• Help diagnose and resolve production issues.

Skills

ASP.NET

C#

VB.NET

SQL Server

CI/CD pipelines

Job description

A London-based consultancy is seeking an experienced Senior Developer to join their engineering team. This hands-on engineering role involves designing, building, and maintaining software within a mixed legacy and modern .NET environment. Candidates must have strong experience in .NET technologies, including ASP.NET and C#, and a solid understanding of SQL Server. The position requires contributions to code quality and reliability across a large codebase, making it ideal for someone comfortable with complex enterprise systems.