Architectural Designer; Part​/Part

About the Company

Extension Architecture & Interiors Ltd – London
Extension Architecture & Interiors Ltd is a well‑established and growing architectural studio specialising in residential projects across London. With over 16 years’ experience, we offer a full turn‑key service for projects of all sizes, but we are looking for someone that has completed at least 30 planning residential applications in the UK ( MINIMUM). Planning consultant backgrounds are also welcome.

We are looking for a well‑organised and enthusiastic Architectural Designer to join our Planning team. You should be confident working with clients, have a strong understanding of UK planning policies, and be comfortable managing your own planning applications. You will work closely with experienced architects from RIBA Stages 0-4, gaining hands‑on experience in planning applications, detailed design and turning concepts into built reality.

Proficiency in Revit is essential. Experience with Sketch Up and/or Enscape will be an advantage. Technical stage 4 - recommended (could be trained).

• Prepare Revit and AutoCAD drawings for planning applications.
• Manage and assist with planning applications from initial brief through to submission.
• Conduct planning research and apply relevant policies to your designs.
• Collaborate with the wider team on concept development and project delivery.
• Communicate clearly with clients and stakeholders, using strong presentation and people skills.
• Take ownership of your own projects, showing a strong sense of responsibility and initiative.
• Ensure deadlines are met and provide regular progress updates.

• Degree in Architecture or a related field (RIBA / CIAT accredited preferred).
• Proven experience in submitting at least 30 planning applications in the UK (essential).
• Minimum 3–6 years’ experience in architectural roles, ideally focused on RIBA Stages 0–3.
• Strong working knowledge of Revit (essential).
• Experience with Sketch Up and/or Enscape (desirable).
• Right to work in the UK (essential).

• Strong interpersonal and communication skills.
• Excellent written and spoken English.
• Well‑organised, with the ability to manage multiple projects at the same time.
• High attention to detail and a proactive approach.
• Able to work independently as well as within a team.

Please send us your:

• CV
• Portfolio (under 10 MB)

Applications without a portfolio will not be considered.