Senior C# Software Engineer – London
Core
Design and evolve scalable, resilient, and secure services powering core banking products, processing thousands of financial transactions daily.
Role type
Senior C# Software Engineer transitioning to Kotlin
Builds
Core banking services (Current Accounts, Lending, Credit Cards) for Zopa Bank
Domain
Fintech / Banking
Deliverable
production ML models | product features
Required skills
C#/.NET fundamentals, object-oriented design, system architecture, scalability, resilience, security, cross-team collaboration, technical leadership
Preferred skills
Kotlin, Kafka, Kubernetes, Docker, AWS Aurora Postgres
Technologies
Kafka, Kubernetes, Docker, AWS Aurora Postgres
Responsibilities
Design and evolve services powering core banking products, shape technical direction, influence cross-team initiatives, own complex high-impact work from concept to production
Seniority
Senior, hands-on IC with strategic influence