Wise

Senior API Product Engineer - Wise Platform

Wise
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7 hours ago
London, United KingdomSenior

Responsibilities

  • Architect, build, and maintain scalable backend services using Java, Spring Boot, Kafka, and PostgreSQL.
  • Set standards for RESTful APIs, OpenAPI/Swagger, and OAuth2 while building developer tools, SDKs, and reference implementations.
  • Champion engineering practices, conduct code reviews, participate in domain modeling, and mentor junior engineers.
  • Collaborate with Product Managers, Implementation Managers, Solutions Engineers, and partner development teams on features and technical solutions.
  • Help engineering teams across Wise align with API standards and architecture patterns.
  • Collaborate with global engineering hubs, including travel to the Tallinn office.

Requirements

  • Proven experience designing, building, and maintaining production-grade public APIs using RESTful APIs, OpenAPI/Swagger, and OAuth2.
  • Extensive experience with Java and Spring Boot for resilient backend microservices.
  • Hands-on experience with event-driven architecture and relational database design and optimization using technologies such as Kafka, PostgreSQL, or MySQL.
  • Proficiency in domain-driven design, microservices patterns, high availability, and low-latency systems.
  • Customer-centric product mindset balancing technical quality, business context, user experience, and cost efficiency.
  • Ability to communicate complex technical concepts, collaborate across business units, and adapt to feedback.
  • Preferred: experience with financial-grade security, compliance, international payments, frontend frameworks, infrastructure or gateway tooling, open-source developer libraries, SDKs, or developer portals.

Benefits

  • Starting salary is GBP 87,500–111,000 plus RSUs.
  • Hybrid work arrangement; the posting indicates local candidates only and no relocation support.
  • Visa sponsorship transfer support is available for local candidates.
  • The role involves collaboration with global engineering hubs and travel to the Tallinn office.

Tech Stack

Categories

BackendProduct Engineering
Wise

About Wise

10,000+ employees

Wise builds a cross-border payments and multi-currency account used by individuals and businesses to send, receive, hold, and spend money in 40+ currencies. Revenue comes from transfer and account fees, card interchange, and enterprise partnerships via Wise Platform, which lets banks and large companies embed its international payments. Founded in 2011 as TransferWise, Wise is a London-headquartered public company.

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