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136,000+ live jobsHybrid in London·Full-time·Added 11 days ago (last checked 9 Oct)
£111,000 a year
Gross, as stated in the ad.
About £6,060 a month after tax.
Full-time
Per the ad.
Hybrid
Only from certain places, per the ad: “We are currently only considering local candidates as relocation support is not provided.”
Be near London for hybrid days
No relocation package mentioned.
Have senior-level experience
Senior-level role.
Public API Experience: Proven track record of designing, building, and maintaining production-grade public APIs (RESTful APIs, OpenAPI/Swagger, OAuth2).
Core Backend Stack: Extensive experience with Java and Spring Boot for building resilient backend microservices.
Distributed Systems & Data: Hands-on experience with event-driven architecture (Kafka or similar messaging systems) and relational database design/optimization (PostgreSQL, MySQL).
Architectural Knowledge: Proficiency in domain-driven design (DDD), microservices patterns, and building for high availability and low latency.
Product Mindset: A customer-centric approach to engineering—balancing technical excellence with business context, user experience, and cost efficiency.
Communication & Collaboration: Ability to convey complex technical concepts to non-technical stakeholders, collaborate across business units, and adapt to feedback.
Experience with financial-grade security standards, compliance requirements, or international payment systems (FX, funding, settlement, interbank networks).
Familiarity with frontend frameworks or infrastructure/gateway tooling.
Experience maintaining open-source developer libraries, SDKs, or developer portals.
Wise Engineering – https://medium.com/wise-engineering
Starting salary: 87500 - 111000 GBP + RSUs
We are currently only considering local candidates as relocation support is not provided. For local candidates we are able to support transfer of visa sponsorship
Wise is a global technology company building the best way to move and manage the world’s money: min fees, max ease, full speed. With over 13 million customers and growing fast, we are building an entirely new network for the world's money.
Wise Platform enables banks, software companies, and large enterprises to leverage Wise's global infrastructure. Through our public APIs and backend infrastructure, our partners can offer their customers world-class international payment products. We are a cross-functional, global team spanning London, New York, Singapore, Tallinn, and beyond.
Design & Architecture: Architect, build, and maintain highly scalable backend services using Java, Spring Boot, Kafka, and PostgreSQL within an event-driven, microservices architecture.
API Product Ownership: Set API standards (RESTful, OpenAPI/Swagger, OAuth2) and build developer-friendly tools, SDKs, and reference implementations to reduce integration complexity for major partners.
Technical Leadership & Mentorship: Champion engineering best practices, conduct code reviews, participate in domain modeling (DDD), and mentor junior engineers across the team.
Cross-Functional Collaboration: Partner closely with Product Managers, Implementation Managers, Solutions Engineers, and partner development teams to define features, shape technical solutions, and influence product strategy.
Cross-Organizational Impact: Work across frontend and infrastructure stacks, helping decentralized engineering teams across Wise align with API standards and architecture patterns.
Global Travel: Collaborate directly with engineering hubs across the globe, including travel to our Tallinn office.
Recruiter conversation
With a recruiter · Phone call
Phone conversation about your experience and motivations; agree your coding language here.
Backend pair programming
With an engineer · Video call · 60 min
Solve a technical problem collaboratively on HackerRank; first stage of the technical process. Any language, Java preferred.
Backend system design
With an engineer
Design round that follows pair programming.
Product round
With one or two cross-team stakeholders led by Product Managers, possibly designers or analysts · Video call · 45–60 min
Conversational walk-through of a project you are proud of: impact, trade-offs, data and cross-functional work.
Offer
The API Experience team builds and maintains some of the most critical systems at Wise: the public API gateway, authentication/authorization systems (OAuth2), SDKs, and developer infrastructure used by our partners and internal teams.
Our goal is to set the gold standard for intuitive, secure, and enterprise-ready financial APIs. You will solve complex challenges around scaling microservices across our network of 700+ microservices, optimising developer experience for global banks, ensuring financial-grade security, and enabling seamless integration at scale.
If you're interested in multiple roles, please apply for just one—the one you're most excited about. If you submit multiple applications requiring the same assessment, we'll continue your recruitment journey using your first application, and any duplicate applications will be automatically closed. This helps ensure a fair and consistent interview process. If another role feels like a better fit, you can discuss this with your recruiter during the process.
For everyone, everywhere. We're people building money without borders — without judgement or prejudice, too. We believe teams are strongest when they are diverse, equitable and inclusive.
We're proud to have a truly international team, and we celebrate our differences.
Inclusive teams help us live our values and make sure every Wiser feels respected, empowered to contribute towards our mission and able to progress in their careers.
If you want to find out more about what it's like to work at Wise visit Wise.Jobs.
Keep up to date with life at Wise by following us on LinkedIn and Instagram.
or browse London·Engineering·Backend·Senior·Hybrid·Banking & Fintech·Fintech
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