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Principal Engineer (Payments)

Masabi· Engineering
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RemoteFull-timePosted 4mo ago

About the role

Senior technical leader in Masabi’s payments domain, shaping the technical direction of the payments platform, guiding architecture and delivering scalable, secure, and resilient payment solutions for a microservices-based architecture.

Responsibilities

  • 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

Qualifications

  • Strong experience working on payment systems, including integrations with PSPs, gateways, EMV, contactless EMV, acquirers, etc.
  • 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

Skills

Required:Payment systems design and integrationDistributed systems and microservicesArchitecture and technical leadershipCloud platforms

Benefits

  • 25 days holiday per year plus the Christmas Shutdown (another 3-4 days)
  • Premium medical care via Regina Maria
  • Mental health support
  • Menopause support
  • Regular social gatherings with a monthly allowance for each employee
  • Up to €1000 training budget per year
  • €200 to spend on your home office
  • Choice of workstation
  • Ability to work for up to 3 months per year from any country in the world
Last updated Oct 8, 2026. Interested? Apply on the company site.

About Masabi

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