Shape the technical direction of Masabi’s payments platform, contributing to architecture, standards and engineering best practices
Design and deliver scalable, secure, resilient and cost-effective payment solutions aligned with Masabi’s platform direction
Support teams in building towards a modern, microservices-based architecture while balancing delivery priorities and long-term platform health
Stay close to technical delivery through architecture reviews, design discussions and targeted hands-on contribution where needed
Identify and work through complex technical challenges related to scalability, resilience, operational performance and system evolution
Act as a senior technical advisor across engineering teams, supporting and influencing technical decisions, particularly within the payments domain
Work with external providers and payment partners on integrations, technical alignment and problem-solving
Contribute to technical roadmap planning, prioritisation, technical scoping and architecture discussions for complex initiatives
Produce clear technical documentation and contribute to engineering standards, technical forums and good practices across the organisation

Strong experience working on payment systems, including integrations with PSPs, gateways or acquirers
Good understanding of payment flows, transaction lifecycles and system design considerations
Experience designing and evolving distributed systems and microservices architectures
You’ve operated at Principal or Staff level, shaping technical direction across multiple teams or domains
Strong judgement and the ability to balance short-term delivery with long-term architectural outcomes
Comfortable navigating ambiguity and turning complex problems into clear, practical technical approaches
Clear and thoughtful communicator, able to engage both technical and non-technical audiences
Comfortable being hands-on where needed, while maintaining a focus on system-level impact
You have strong experience with cloud platforms (AWS preferred) and modern infrastructure practices
You’ve worked on systems where scale, reliability, performance and cost trade-offs matter, and can navigate those decisions thoughtfully
You’ve contributed to engineering standards, architecture patterns or platform direction
Interest in or exposure to AI-enabled systems, particularly understanding architectural implications in production

Principal Engineer – Payments

Key skills