Midweight .NET Developer

Design Portfolio

Full-time IT & Technology
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Location
london, england, United-Kingdom
Posted
July 01, 2026

Job Description

We're looking for a Full-Stack .NET/Umbraco Developer to join the team at Design Portfolio, where strategy, creative and tech come together to help forward-thinking companies tell better stories and build genuine trust with their stakeholders.

You’ll be working on Umbraco-based platforms and bespoke web applications, taking real ownership of features from design through to deployment, across the full stack. It’s a role that suits someone who’s comfortable working independently but thrives as part of a collaborative team.

Main responsibilities

  • Design, develop, and maintain web applications and CMS-driven platforms using Umbraco and .NET / .NET Core (C#)
  • Build and customise Umbraco solutions including content modelling, document types, block editors, surface controllers, and custom property editors
  • Build and maintain RESTful APIs and backend services
  • Work with SQL Server to design schemas, write queries, and optimise per...