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Senior Umbraco Developer

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Onsite

Senior Umbraco Developer

Proxify

Senior Umbraco Developer

Skills

SQL QueriesE-commerce WebsitesReactC#.NETMicrosoft SQL ServerGraphQLGitHubJavascriptAzure

3 months ago

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Important information


Contract type:

Freelance / Contract

Work mode:

Onsite

Published on:

8 August 2026

What they need


About us:

Talent has no borders. Proxify's mission is to connect top developers around the world with the opportunities they deserve. So, it doesn't matter where you are; we are here to help you fast-track your independent career in the right direction. 🙂

Since our launch, Proxify's developers have successfully worked with 1200+ happy clients to build their products and growth features. 5000+ talented developers trust Proxify and its network to fulfill their dreams and objectives.

Proxify is shaped by a global network of supportive, talented developers interested in remote full-time jobs. Our Glassdoor (4.5/5) and Trustpilot (4.8/5) ratings reflect the trust developers place in us and our commitment to our members' success.

The Role

We are looking for a Senior Umbraco Developer on behalf of one of our high-growth clients to serve as the lead architect of their content management systems. In this role, you will take complete ownership of designing, building, and extending enterprise-level Umbraco solutions, migrating legacy instances, and transforming standard monolithic setups into modern, lightning-fast digital experience platforms.

What we are looking for:

  • 3+ years of dedicated, hands-on experience developing with Umbraco CMS, with strong production exposure to modern versions (Umbraco 10, 12, 13, or 14+ built on .NET Core).
  • 5+ years of enterprise experience in backend development using C#, .NET Core/.NET 6+, ASP.NET MVC, and Web API.
  • Proven experience building decoupled or headless architectures using Umbraco's Content Delivery API. Strong proficiency in building and consuming RESTful APIs, GraphQL, and webhook patterns.
  • Deep knowledge of Microsoft SQL Server, Entity Framework Core, and Umbraco-specific caching layers (Examine, Lucene, or custom caching providers) to keep high-traffic sites running under low latency.
  • Solid experience deploying and managing Umbraco ecosystems in cloud-native environments, utilizing Azure Web Apps, Azure SQL, Blob Storage, and Azure Cognitive Search.
  • Strict adherence to SOLID principles, design patterns, and secure coding standards (OWASP). Familiarity setting up automated CI/CD pipelines (GitHub Actions, Azure DevOps) to handle database migrations and code deployments smoothly.

Nice-to-have:

  • Official Umbraco Certified Master or Professional credentials.
  • Experience with Umbraco Cloud or multi-tenant/multi-lingual localization architectures.
  • Frontend familiarity with modern JavaScript frameworks (React, Vue, or Angular) for headless implementations.
  • Background in e-commerce platforms integrated into Umbraco landscapes (e.g., Umbraco Commerce / Vendr).

Responsibilities

  • Architect enterprise-grade Umbraco implementations, designing custom document types, compositions, block grid editors, and custom backoffice extensions.
  • Lead the architectural planning and execution of upgrading older Umbraco versions (v7/v8) to modern, .NET Core-based instances.
  • Build custom Umbraco packages, controllers, and APIs to securely feed frontend platforms and exchange data with external business systems.
  • Optimize the content editor workflow inside the backoffice, ensuring content teams can easily manage complex layouts independently.
  • Establish and enforce strict code standards, run peer code reviews, and mentor mid-level developers on idiomatic .NET and Umbraco patterns.

What we offer:

Get paid, not played

No more unreliable clients. Enjoy on-time monthly payments with flexible withdrawal options.

Predictable project hours

Enjoy a harmonious work-life balance with consistent 8-hour working days with clients.

Flex days, so you can recharge

Enjoy up to 24 flex days off per year without losing pay, for full-time positions found through Proxify.

Career-accelerating positions at cutting-edge companies

Discover exclusive long-term remote positions at the world's most exciting companies.

Hand-picked opportunities just for you

Skip the typical recruitment roadblocks and biases with personally matched positions.

One seamless process, multiple opportunities

A one-time contracting process for endless opportunities, with no extra assessments.

Compensation

Enjoy the same pay, every month with positions landed through Proxify.

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