Umbraco Full Stack Web Developer

KellyDeli
London

THE GOAL

KellyDeli are looking for a freelancer to join us on a Ad Hoc Maternity Cover. The aim is to develop both front-end and back-end elements of KellyDeli’s web infrastructure. The successful candidate will design, develop, and maintain KellyDeli’s customer-facing web-based platforms in conjunction with the Marketing Team.

(Please apply sharing your CV and portfolio)

WORKING RELATIONSHIPS

Department: IT Tech

Reporting to: Head of IT

Working with: IT Tech, Marketing, 3 rd party software suppliers, technical partners

WHAT THEY DO

Main Responsibilities -

  • The aim of the Full Stack Web Developer is to participate in the design, creation and ongoing operation of KellyDeli’s web platforms.

  • The developer will be expected to write clean, functional code on the front-end and back-end as well as carry out testing and fixing bugs or other coding issues.

  • The features and applications will need to be optimised for both mobile/tablet and desktop access.

  • Familiarity with the development frameworks and third-party libraries detailed below is essential.

  • The Full Stack Developer must be able to interpret business requirements and be able to clearly communicate and articulate ideas, plans and project progress with internal teams.

  • Creation of technical documentation for reference and audit purposes is a key part of the role.

  • Knowledge of the infrastructure components listed is also required

Technical Skills and experience:

Development -

  • Umbraco CMS

  • .NET

  • C#

  • CSS 3

  • HTML 5

  • JavaScript/Typescript

  • Deployment / Infrastructure

  • Azure DevOps

  • Windows Server

  • IIS

  • MS SQL Server

  • Proven experience as an Umbraco Full Stack Developer

  • Experience developing desktop and mobile applications

  • Familiarity with databases (e.g. MySQL, MongoDB), web servers (e.g. Apache)

  • UI/UX design

Challenges:

  • Software solutions are being upgraded and replaced as part of KellyDeli’s investment into digital strategic projects. New and old will need to be managed simultaneously.

  • Competing priorities, the person will need to be able to manage expectations and deal with pressurised environment.

  • Complex stakeholder environment, providing service for 11 countries.

WHO YOU ARE:

Huge enthusiasm to create amazing web user experiences

  • Experience dealing with teams and suppliers

  • Enjoys overcoming challenges, solving problems and providing solutions to internal customers in a fast-paced ever-changing IT and Marketing landscape

  • Listening and empathy - quick to respond to colleagues and partners in need

  • Diligent and responsible, with good attention to detail

  • English language proficiency is mandatory, any other European language skills are beneficial

  • Experience in the retail or hospitality industries would be an advantage

  • Excellent communication skills

  • Great attention to detail

  • Organisational skills

  • An analytical mind

  • Passionate about technology!

This role is a hybrid role - 2/3 days in the office and the others working from home.

ABOUT US
KellyDeli, founded in 2010, is an innovative and rapidly expanding food retail and restaurant company. Sushi Daily, one of its brand concepts, is the leading European provider of fully-serviced sushi bars, currently operating over 1,000 kiosks across 13 countries.

Our unique concept features outlets in grocery stores, supermarkets, and airports, where live Sushi Artisans create their art in front of customers, providing a unique customer experience and top-quality sushi.

Our Purpose

To help the world east better, flourish together & dream bigger

VALUES

  • Totally Together

  • Humbly Honest

  • Positively Passionate

  • Constantly Curious

  • Expertly Excellent

  • Adopting Growth Mindset

Posted 2026-03-12

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