Senior Architect in London

Senior architect (full-time or 4 days/week)

August 2026

Fynn is looking for a talented Senior Architect to lead and deliver high-quality private homes across all RIBA stages, including interiors. We’re seeking someone with a thoughtful design approach and a strong portfolio of UK private residential work, particularly projects involving heritage homes.

This is either full-time or four days per week, ideal if you teach or have other practice/personal commitments. The position is remote or studio-based with highly flexible working options, however applicants must live in London.

About Fynn

We are a small RIBA-chartered architecture and interiors practice led by Theo Jones. We specialise in sustainable renovations and extensions to heritage homes in London. We value clarity, sustainability, and ethical practice. We have a team of four, all of whom are senior architects.

Our work focuses on creating high-quality, low-impact homes. We enjoy working with natural materials, historic fabric, and skilled craftspeople. We support private clients through all RIBA stages, developing clear, well-considered proposals that balance design quality with buildability. As Islington architects, we typically work on projects in nearby areas such as Angel, Canonbury, Highbury, Clerkenwell, and Barnsbury.

We operate with strong ethical principles, from the clients we choose to work with, to the materials we specify, and how we treat our employees and collaborators. We offer industry-leading holiday policies, pay transparency, paid CPD time, and paid overtime.

About you

You take pride in both ideas and execution. You’ve worked on UK private residential projects and can show your thinking through clear drawings and well-judged details.

We’d love to work with someone who:

• Has strong UK private residential experience




• Is confident in producing drawings for planning and tender




• Understands the nuances of working with existing buildings




• Has good knowledge of planning policy, and building regulations




• Has experience with listed buildings and conservation areas




• Is skilled in Rhino for 2D and 3D




• Has JCT contract administration experience




• Works independently and can manage their own schedule




• Cares about sustainability




• Appreciates a Vola tap

The role

You will lead and deliver private residential projects across all stages.

• Preparing planning, technical design and construction information




• Coordinating consultant and client communications




• Designing interiors and producing visuals




• Administering contracts and leading projects on‑site




• Delivering on building control and CDM

What we offer

• Salary: £49,000–£53,000 FTE (pro-rata £39,200–£42,400 four days/week)




• Hours: Five or four days/week, 8‑hour days




• Overtime: Optional, paid at £40 per hour




• Contract: Permanent




• Industry leading benefits and flexibility




• Design autonomy and creative authorship across projects

Benefits

• 32 days’ holiday including bank holidays FTE




• 2 mental health days per year FTE




• 2 volunteering/activism/charity days per year FTE




• Unlimited unpaid leave policy (requests considered in good faith)




• Flexi‑time: You control your hours




• Compressed hours available (e.g. 3 days compressed into 2.5 days)




• Nest pension




• Remote working or studio‑based




• Paid CPD time




• Paid for training courses (e.g. Passivhaus, Conservation)




• Support for union membership




• High‑end PC suitable for rendering work

Applicants must have the right to work in the UK.

We welcome applications from all backgrounds and do not discriminate on the basis of age, disability, gender identity or expression, marital status, pregnancy or maternity, race, religion or belief, sex, or sexual orientation.

We will endeavour to respond to all candidates who meet the role criteria.

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