C# Backend Engineer – Cloud & IoT Platform

WHD Consulting Ltd.; Greater London; On-site; GBP 65,000 - 95,000; Full time

Job summary

WHD Consulting Ltd. in London is seeking a skilled C# Developer to join our backend team.

You will contribute to building APIs and services powering device connectivity, supporting web, mobile, and embedded experiences across the platform. You should have strong C# and .NET knowledge, experience with relational databases and APIs, and good collaboration skills to work with frontend, cloud, and product teams.

Qualifications

• Experience with C# and .NET, APIs and basic system design.
• Proven hands-on experience building and delivering real-world systems.
• Writes clear, maintainable, and well-structured code.

Responsibilities

• Build and maintain APIs and backend services.
• Work with databases and data models.
• Collaborate with frontend, mobile, and embedded teams.
• Write clean, tested code.

Skills

C#

ASP.NET

APIs

SQL

Git

Cloud exposure

Tools

Git tooling

Job description

WHD Consulting Ltd. in London is seeking a skilled C# Developer to join our backend team.

You will contribute to building APIs and services powering device connectivity, supporting web, mobile, and embedded experiences across the platform. You should have strong C# and .NET knowledge, experience with relational databases and APIs, and good collaboration skills to work with frontend, cloud, and product teams.