Umbraco .Net Developer | Ozum Web Design
About this role
About the Role We’re looking for an experienced Umbraco Developer to join our specialist team. You will be working with a highly skilled (and friendly!) group of developers, designers, project managers and account managers on projects for a range of clients such as Bluestone, The Chartered Institute for IT, Gloucestershire College, Mentally Healthy Schools and many more! This is a fantastic opportunity to join an exciting agency where you will be expected to influence change and manage your professional development. Your Day-to-Day Requirements gathering alongside an Account Manager/ Senior Developer. Create HTML/CSS pages/templates (desktop/tablet/mobile) from supplied design concepts. Implement HTML/CSS pages/templates into Umbraco. Implement Javascript/CSS animations. Create Umbraco back-end functionality to allow Content Editors to manage content. Attend weekly client meetings and give feedback on suggested new features. Maintaining existing client Umbraco websites. Reviewing and working on incoming support tickets to SLA. Participate in all phases of the development life cycle, focusing on coding, testing, bug fixes and deployment. Essential Skills Umbraco CMS C# .NET HTML/CSS/JavaScript Umbraco Packages (uSync/Umbraco Forms) Desirable Skills Experience using GitHub/GitLab LESS/SASS Knowledge of Accessibility Working at Ozum Competitive salary based on experience 22 days annual leave + bank holidays Flexible working Remote, office-based or hybrid working (you tell us!) A vibrant office environment in central Cardiff to work from if you choose Equipment on us - a budget to set you up for home working A yearly training budget for your professional development - working towards/ maintaining Umbraco certifications The opportunity to attend Codegarden Team socials Private healthcare insurance after the probationary period Contributory pension (3% from Ozum, 5% from you) To Apply Send a CV and covering email to Steph Baines ( steph@ozum.co.uk ) explaining why you are interested in the role.
What this role is, and what else it is called
Employers in Cardiff advertise this kind of work as PHP Developer, Software Engineer, SOFTWARE ENGINEER - Games and Software Engineering (Full Stack) too, so it is worth searching more than one wording. It is a mid-level Software Engineering role in Cardiff, advertised as hybrid, splitting time between home and the office.
About hiring at Ozum
Ozum has 1 other live technology role on its careers page. We have been observing Ozum hiring technology staff since May 2026. See all Ozum roles, salaries and stack.
How this role compares to the market
1,025 live UK roles list C# right now, from 295 employers. The median advertised salary is £55,000; 31% are advertised as remote. Browse C# roles.
1,264 live UK roles list JavaScript right now, from 507 employers. The median advertised salary is £50,000; 33% are advertised as remote. Browse JavaScript roles.
Cardiff has 36 live IT vacancies across 27 employers, with a median advertised salary of £40,913. Browse Cardiff roles.
Market figures are today's snapshot of live UK roles on employer careers pages; see hiring trends.
Technologies mentioned
Detected on Ozum's careers page. ProdReady Recruitment lists this vacancy as an aggregator and is not the employer; applications go to the employer's own site. More IT jobs in Wales.