Company DescriptionWise is a global technology company, building the best way to move and manage the world's money. As part of our team, you will be helping us create an entirely new network for the world's money. Job DescriptionWe are looking for a Backend Software Engineer to join the Treasury Ledger team. Our team builds the ledger that answers that question: a real-time, accurate view of Wise's FX position and liquidity. Your work directly supports how Treasury manages Wise's money, and the evolution of the ledger as the business grows. Build new specialised ledgers that track Wise's FX risk and liquidity in real time, using modern stream-processing technology. Design real-time reconciliation and data-quality controls that catch discrepancies as they happen, not days later. Bring new Wise products into the ledger as they launch around the world, giving Treasury a complete picture of money moving across products and currencies. Technical responsibilitiesOwn features end-to-end, from the product events Wise's systems produce to the real-time ledger streams Treasury relies on, working alongside experienced engineers. Help shape the architecture of new ledgers through design discussions and code reviews. Java 25, Spring Boot, Apache Kafka, Apache Flink, MariaDB and ClickHouse. Use AI tooling across the development lifecycle to move faster without compromising quality. Technical excellenceSolid software engineering fundamentals and experience building backend software professionally. Experience with Java or a similar object-oriented programming language. Good understanding of databases and SQL.Care for data correctness and attention to edge cases. Writing well-tested, maintainable code. Contribute to engineering communities or guilds across Wise. Experience with analytical databases such as ClickHouse. Experience with event-driven or data-intensive systems. Interest or experience in payments, banking, accounting or another financial domain. Additional InformationWe are currently only considering local candidates as relocation support is not provided. For local candidates we are able to support transfer of visa sponsorship. How we work – a practical guideDEI @ WiseWise Tech Stack (2025 update)Our Engineering career mapScaling our Infrastructure; how we make it workWise Engineering – do we offer: We're people building money without borders — without judgement or prejudice, too. 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. Financial Services
Software-ontwikkelaar in London employer: Wise
Wise is an exceptional employer that fosters a culture of inclusivity and innovation, making it an ideal place for a Lead ML / Data Scientist to thrive. With a hybrid working model, generous personal development budgets, and a commitment to employee growth, you will have the flexibility and resources to excel in your role while contributing to meaningful projects that redefine how money moves globally.
