Senior Group Technical Architect C#, .NET
HCLTech
London, UK
24 days ago
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Role details
Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience level
Expert
Experience required
10 years minimum
Working hours
Regular working hours
Job source
Tech stack
ASP.NET
.NET Framework
Application Programming Interfaces (APIs)
Amazon Web Services
Microsoft Azure
C Sharp (Programming Language)
C++ (Programming Language)
Cloud Computing
Reverse Engineering
Codebase
Software Coding
Job description
- Define scalable architecture for .NET enterprise systems
- Reverse engineer and modernize existing applications
- Drive AI-assisted development practices using Claude
- Guide teams on coding standards, design, and best practices
- Identify risks, dependencies, and integration challenges
Requirements
Must-Have Skills
- 10+ years in architecture / senior engineering
- Strong .NET expertise (C#, ASP.NET Core, APIs)
- Experience with large enterprise codebases
- AI-assisted development (Claude/Copilot)
- Strong ability to work in ambiguous environments with evolving architecture and
tooling Nice-to-Have
- Claude Code experience
- Claude Certified Architect
- Cloud (Azure preferred, AWS/GCP ok)
- Insurance domain
Other Requirements 1.Relevant certifications in .NET, C#, or C++ are a plus.
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