Engineering Lead, Scale (Fintech)

Location: London, United Kingdom; office attendance required three days a week

Company

Airwallex builds AI-native financial infrastructure for global payments, embedded finance products, and financial operations.

What you will do

• Lead a team building critical platform capabilities for embedded finance products.
• Own the technical direction of scalable, reliable backend systems and partner on architecture and design.
• Set standards for system design, code quality, testing, operational excellence, reliability, observability, and security.
• Translate enterprise customer and commercial requirements into scalable technical solutions.
• Partner with product, design, compliance, sales, and engineering leaders to align execution with business priorities.
• Coach engineers through feedback, performance management, and career development.

Requirements

• 5+ years of software engineering experience, including at least 1 year in a people leadership role.
• Strong backend development experience with an object-oriented programming language.
• Experience designing and operating large-scale distributed production systems.
• Strong system design and object-oriented design fundamentals.
• Excellent communication, stakeholder management, mentoring, and technical execution skills.
• Ability to work from the London office three days per week.

Nice to have

• Experience in fintech, payments, or other regulated domains.
• Experience with multi-tenant SaaS or platform architecture.
• Familiarity with PostgreSQL, Redis, Kafka, AWS, or GCP.
• Experience with API design, OAuth 2.0, or developer-facing platforms.
• Exposure to cross-region deployment, data residency, or customer-facing technical architecture.

Culture & Benefits

• Founder-level ownership, first-principles decision-making, and a focus on moving quickly with sound judgment.
• Opportunity to work on infrastructure supporting embedded financial products and enterprise integrations.
• Work with complex engineering challenges involving tenant isolation, resource efficiency, low latency, resilience, and architectural extensibility.
• Collaborate across a global organization with offices across North America, Europe, the Middle East, and Asia-Pacific.