Job Description

At Oak Mountain, we help growing businesses and right now, we're supporting one of our clients in finding a Senior Umbraco Developer to join their expanding digital team.

This is a fantastic opportunity for someone who loves building high-quality, user-focused digital experiences from crafting elegant Umbraco implementations to integrating CRM systems like Dynamics 365 or HubSpot.

If you're an Umbraco expert who enjoys both technical depth and creative problem-solving, this could be an excellent next step.

You'll find the full role details below, outlining what makes this position such a great fit for the right developer:

Job Title: Senior Umbraco Developer

Location:

Remote with occasional travel to client or team meetings

Employment Type:

Full-time, Permanent

About the Role

We are seeking a talented

Senior Umbraco Developer

to join our growing digital team. You will play a key role in developing and maintaining high-quality Umbraco-based websites and applications - covering both the

front-end

and

back-end

of the CMS.

This role is ideal for someone with a strong background in

.NET development

, a solid understanding of

Umbraco (v13+ preferred)

, and hands-on experience integrating

CRM systems

into Umbraco-driven solutions.

Key Responsibilities

Develop, maintain, and enhance Umbraco CMS websites and applications. Build responsive, accessible, and performant front-end interfaces using modern frameworks and best practices. Extend Umbraco functionality with custom back-office modules, APIs, and third-party integrations. Implement and manage CRM connectivity and data synchronisation between Umbraco and systems such as Dynamics 365 or HubSpot. Collaborate closely with designers, project managers, and other developers to deliver user-focused digital experiences. Ensure clean, maintainable, and testable code following industry standards. Contribute to technical planning, code reviews, and architectural discussions. Troubleshoot and resolve performance, security, or integration issues as they arise.

Essential Skills & Experience

3-6 years of professional experience as a .NET / Umbraco Developer. Strong proficiency in

C#

,

.NET Core / .NET 6+

, and

Razor

views. Proven experience with

Umbraco v10 or above

, including custom component development. Good understanding of

front-end technologies

: HTML5, CSS3/SASS, JavaScript (ES6+), and ideally a framework like Vue.js or React. Experience connecting Umbraco with

CRM platforms

(e.g. Dynamics 365, HubSpot, Salesforce). Familiarity with RESTful APIs, GraphQL, and webhooks. Experience with version control (Git) and CI/CD workflows. Understanding of web security, accessibility, and performance best practices. Proficient English communication skills, in verbal and written form Ability to build and maintain strong working relationships with our clients Strong understanding of good UX principles Experience in delivering projects successfully Good organisational and time-management skills Excellent attention to detail Team working ability Independence and self-reliance

Desirable Skills

Experience working in an

agency

or

multi-project

environment. Familiarity with

Azure

or other cloud hosting environments. Knowledge of

Headless Umbraco

or hybrid CMS setups. Exposure to

marketing automation

and

personalisation

within Umbraco. Experience using

CI/CD pipelines

(Azure DevOps, GitHub Actions, etc.).

Why work for us?

Be part of a growing team who are putting customer service and success at the heart of what they do. There is an exceptional focus on sustaining, and developing talented individuals across the business, while maintaining a diverse pool of extraordinary people and support in achieving their highest potential. You will have countless opportunities to:

meet fantastic people collaborate with a range of other teams achieve your highest potential, rewarded, and recognised for your efforts in going the extra mile be encouraged throughout your career and at all levels of the business to share ideas have development opportunities throughout your career
As well as a rewarding career, we offer a range of financial and personal development benefits such as: competitive salary, pension, 25 holiday days and professional development contributions, opportunity to learn and develop new skills and support of all of our employees in achieving their highest potential while working in a supportive, positive working environment.

Job Types: Full-time, Permanent

Pay: 45,000.00-65,000.00 per year

Benefits:

Company pension Work from home
Work authorisation:

United Kingdom (required)
Work Location: Remote