Golang Backend Engineer, Financial Product Fraud

About the role

This role involves building and maintaining high-throughput, low-latency backend services to detect and prevent fraud across financial products. You will design real-time enforcement mechanisms for payout rails, merchant cash advances, and banking products. As a founding member of this team in London, you will establish technical patterns and infrastructure for protecting financial transactions.

Responsibilities

• Build and maintain high-throughput, low-latency backend services in Go for real-time financial event scoring.
• Design end-to-end fraud detection and automated enforcement for financial products.
• Extend a shared fraud decisioning platform to support multiple brands.
• Partner with risk analysts, data scientists, and product managers to translate fraud patterns into detection rules.
• Collaborate across team boundaries with account security and payments teams.
• Contribute to architectural discussions and establish fraud infrastructure baselines.
• Write well-tested, observable code and participate in on-call rotations.

Required skills

• Golang
• Backend development
• Distributed systems
• SQL
• NoSQL
• Event-driven architecture
• Kafka

Nice to have

• Fraud detection
• Risk management
• Payments
• Lending
• Rules engines
• ML model serving
• Kotlin
• Java
• Python
• Node.js

About the Company

Deliveroo is part of DoorDash, a global team working together to unlock new possibilities across a marketplace that includes banking products, merchant lending, and instant payouts.