Senior Backend Developer Umbraco C#.net

Salary: £58,000 - 98,000 per year

Requirements

• Excellent working knowledge of ASP.NET, C#, HTML, JavaScript, jQuery, React Framework, MS SQL Server, Mongo DB, and Elasticsearch
• Understanding of SOLID development principles
• Previous experience working on projects using the Umbraco CMS
• Continuous Delivery skills, tools, and techniques such as Git, Github, Team City, Octopus, Jenkins, and Selenium
• Familiarity with Azure cloud services and setting up, managing resources, and deploying apps
• Familiarity with JIRA and Confluence
• Capability to work with and develop multiple REST APIs documented with OpenAPI/swagger and other API messaging formats such as JSON, XML, and SOAP
• Experience with PowerBI, PowerQuery, and R
• Experience of structured testing and quality assurance approaches such as Test Driven Development and Behaviour Driven Development
• Positive and cooperative approach, working effectively across departments and within a team
• Experience working in an agile/Kanban environment
• Willingness to challenge existing thinking in order to improve processes

Responsibilities

• Lead the eCommerce web and application development from a technical perspective
• Collaborate with the front end developer and design resource to deliver improved UI and UX
• Analyse and suggest improvements to existing website features
• Identify ways to automate processes while working alongside the business lead
• Implement automated regression testing for the software developed

Technologies

• API
• ASP.NET
• Azure
• Backend
• C#
• Cloud
• CMS
• Confluence
• ElasticSearch
• Git
• GitHub
• JIRA
• JSON
• JavaScript
• Jenkins
• Kanban
• OpenAPI
• REST
• React
• SOAP
• SQL
• Selenium
• Swagger
• Umbraco
• Web
• XML
• jQuery
• TDD
• UX UI Design
• Nexus

More

We are an award-winning travel company with a Digital team responsible for the ongoing development and improvement of our eCommerce website and internal applications. This is a permanent, full-time Senior Backend Developer role based in Central London with 100% remote working possible. The salary range is 55,000 to 75,000 per year depending on experience.

last updated 36 week of 2026