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πŸ₯ Lead Software Engineer - Finance Technology

On | London, United Kingdom | Posted June 01, 2026

Job Description

In short

As a Senior Engineer in the Finance cluster, you will architect and build the technological infrastructure that powers On’s global financial operations. You will play a pivotal role in transitioning our finance ecosystem toward a North Star architecture - moving away from legacy patterns toward a high-performance, event-driven landscape.


At On, we believe everyone in the world should have access to the best sportswear. For this to happen, we need high-performing, robust financial solutions that ensure our global growth is supported by accurate data, compliant processes, and efficient automation across all legal entities. By leveraging Kafka for real-time data streaming and NestJS for robust microservices, you will ensure our financial systems - from global tax compliance to automated bank integrations - are scalable, reliable, and future-proof.


Your mission

  • Architect for the North Star: Write well-tested, ...
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