Senior Software Engineer - Full Stack (Merchants)

Overview

Senior Full Stack Engineer role within Merchant EMEA Engineering, owning complex product and technical problems across the merchant experience.

What you'll do

• Design, build, and operate production systems across backend services and user-facing applications.
• Lead technically complex initiatives across areas like onboarding, analytics, recommendations, menu/order management, integrations, or merchant-facing tools.
• Translate ambiguous business and merchant problems into scalable technical solutions.
• Drive technical design and architecture decisions with focus on scalability, reliability, maintainability, and long-term needs.
• Own systems end-to-end from discovery and design through production operations and iteration.
• Collaborate with product managers, designers, operations, and engineers to align on solutions and delivery.
• Support and mentor engineers through design discussions, code reviews, and technical guidance.

What you'll need

• AI-first mindset and experience using modern AI tools to solve problems end-to-end.
• Strong experience designing, building, and operating production software at scale in backend, frontend, or fullstack.
• Experience owning complex features/services/initiatives from problem definition through ongoing operation.
• Strong understanding of system design, APIs, databases, distributed systems, testing, observability, and production reliability.
• Experience making technical and architectural decisions with trade-offs.
• Track record of mentoring via guidance, code reviews, or knowledge sharing.
• Strong communication skills to explain technical decisions to technical and non-technical stakeholders.

Details

• Based in tech hubs in London, with the location listed as United Kingdom - Home Office.