About the role
MOO - Principal Architect Principal Architect London Product & Technology – Architecture / Perm - Full-time / Hybrid apply for this job MOO set out to shake up the world of print back in 2006. And we’ve come a long way since. Today we’re a 400 + strong team (we’re thinking of getting matching jackets) who create print and digital products for companies of all sizes – from Google and AirBnB to the guy who makes those amazing prints you found at a craft fair. Our global HQ is in London, UK, while we also have premises in Dagenham. In the US, you’ll find us in Boston, MA, as well as East Providence, RI and Denver, CO. We’re making new and exciting things – and we could really do with your help. This role is cross-cutting across Technology & Product, not limited to eCommerce. You’ll partner with Heads of Engineering, Staff Engineers, Product and Platform to define and drive the end-to-end system architecture spanning eCommerce, post‑purchase, manufacturing and data. You’ll be accountable for architectural outcomes, migration strategy and enabling product engineering to ship safely at pace. The Person We Want Proven experience leading large-scale platform or product migrations across multiple teams Deep eCommerce or high-volume transactional systems experience (checkout, payments, order management, catalog) Expert in domain-driven design, API design, and microservices/event-driven architecture Strong breadth: frontend architecture ( Next.js , SSR/SSG, CDN/edge) and backend (Node/Java microservices) Cloud-native on AWS; comfortable defining requirements and guardrails for platform teams Influences without authority; mentors Staff and Senior engineers, raises the bar across org About You You are a seasoned architect and product-minded technologist who leads through influence across multiple teams. You’ve led large, multi-quarter platform migrations or consolidations, and you balance pragmatism with long-term architectural clarity. You are excellent at communication up, down and across, and you turn ambiguity into clear direction. Responsibilities Architecture and governance Responsibilities: Define target architecture, standards and patterns; ensure decisions are captured via ADRs; steward security, privacy and compliance guardrails Accountabilities: Architectural integrity, reduced complexity over time, safe migration with controlled risk, clear decision trail Delivery enablement Responsibilities: Enable parallel team delivery through well‑designed interfaces and migration patterns; unblock teams with timely guidance and reviews Accountabilities: On‑time cross‑team delivery of strategic outcomes; fewer blockers; consistent adherence to standards Developer experience and reliability Responsibilities: Partner with Platform to uplift CI/CD, observability, SLOs and incident learning; advocate for fitness functions and paved roads Accountabilities: Improved flow and stability metrics; faster, safer releases; measurable DX improvements People leadership Responsibilities: Mentor Staff/Senior engineers; run architecture reviews and forums; translate architecture into business impact for executives Accountabilities: Higher engineering leverage, clearer alignment, stronger technical decision quality across the org What’s it like to work at MOO? MOO’s the kind of workplace where you can really be yourself. Dye your hair purple. Hit the sofa with your laptop. Whatever helps you feel comfortable and happy at work. We want to help you grow in your career and set you up for success – while also recognising the importance of a healthy work/life balance. That’s why we offer 25 days holiday rising by one day for each year here (for 5 years), a matched pension scheme, and paid parental leave. We’ll offer you private healthcare, life insurance, a season ticket loan, and a cycle to work scheme. We also offer flexible work schedules with hybrid and remote working for certain roles as well as a Work From Anywhere program. Diversity Statement We are working hard to create a representative, inclusive and super-friendly team, because we know that different experiences, perspectives and backgrounds make for a better workplace. And that creates a better experience for our customers. MOO doesn’t discriminate on the basis of race, colour, religion or belief, gender, national origin, age, sexual orientation, marital status, disability or any other protected class. As a design and technology company we have a desire and a responsibility to build a business that represents the world around us. So we strive to create a values-driven, purposeful and highly empowered organisation that we are all proud to work for. And we are committed to continuous investment in building an open and inclusive environment, welcoming a diverse audience of candidates who see themselves working and thriving at MOO. Therefore, we’d like to invite you to complete this optional survey to help us evaluate our inclusion and diversity efforts. Completing this form is entirely voluntary and if you decide not to it won’t in any way affect your job application. We keep the information separate from your application and it is kept secure and confidential, it is only used to better our inclusion and diversity efforts. By submitting this information, you consent to MOO's processing of it for these purposes. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us. apply for this job MOO Home Page Jobs powered by
