Lead Engineer - AI-Native Email App
HybridLondon, England, United Kingdom
Job Summary
Lead the technical design and execution of major products, features, and engineering initiatives across backend, frontend, APIs, databases, and infrastructure. Design scalable, reliable systems while making architecture decisions that balance speed, scalability, and maintainability. Stay hands-on through coding, prototyping, code reviews, debugging, and production problem-solving. Break ambiguous problems into clear engineering solutions and set a high bar for code quality, testing, security, and observability. Mentor engineers, review technical designs from peers, and identify risks before they become larger problems. Work closely with product, design, and AI teams to ship high-quality products quickly while improving tooling and automation. Monitor production systems, investigate incidents, and resolve root causes to continuously improve reliability.
Required Qualifications
- Strong software engineering background with significant experience building and shipping production systems
- Deep technical expertise in one or more areas such as backend, frontend, distributed systems, APIs, databases or cloud infrastructure
- Strong system design and architecture skills with experience making technical decisions for complex or high-scale systems
- Strong coding ability and willingness to remain hands-on
- Proven experience leading major engineering projects or providing technical leadership to other engineers
- Comfortable reviewing code, debugging complex issues and working directly with production systems
- Able to explain complex technical decisions clearly and influence engineers across teams
- Strong product sense and ability to connect technical decisions to customer and business outcomes
- Able to work fast with ambiguity and take ownership from problem definition through production
- Strong judgment around when to move quickly, when to simplify and when deeper engineering investment is required
- English is our main working language across global teams. Strong English communication is required
- This is a hybrid role. You are expected to work from our local office at least 3 days per week, with the remaining days offering flexibility to work remotely
- Candidates should be based in, or able to work from, the location where the role is advertised
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