Senior Software Backend Engineer

Backend Engineer (Rust / Python - DeFi Trading) London or Remote (Europe) A DeFi-native trading platform is building high-performance, user-focused trading tools and is looking for a backend engineer to help shape the core platform. The team strongly believes DeFi is the future of finance and is focused on making fast, reliable on-chain trading accessible to everyone. You'll work hands-on with Rust and Python, build public APIs, and integrate directly with smart contracts and trading logic. This is a highly product-driven role with real ownership and daily production impact. What they're looking for ~ Strong experience with Rust and/or Python ~ Hands-on experience working with EVM smart contracts (application-level Solidity, not just theory)~3-4+ years in crypto / DeFi-native roles ~ Solid understanding of decentralised exchanges and the current DeFi landscape ~ A grasp of trading concepts, or a strong desire to move deeper into trading systems ~, Experience running production

systems in the cloud, Nice to have Writing and deploying smart contracts Experience diagnosing performance or latency issues On-chain trading experience or strategy work Exposure to other ecosystems such as Solana, Sui, or Cosmos A strong opportunity for someone who is deep in crypto, cares about the product as much as the code, and wants to help build the next generation of DeFi trading tools.