Staff Backend Engineer - DeFi Infrastructure & Vaults

Aave Labs; Greater London; On-site; GBP 110,000 - 160,000; Full time

Job summary

Aave Labs in the United Kingdom is seeking a Staff Backend Engineer to join a small, highly technical team building the infrastructure behind DeFi protocols and vault products.

You will own off-chain systems that interact with on-chain state, design high-throughput data pipelines, robust APIs, and collaborate with Quant and Smart Contract engineers to ensure security and reliability for user funds.

Qualifications

• 5–8+ years of backend engineering with ownership of production systems.
• Strong Rust experience; other systems languages acceptable.
• Experience building high-performance, data-intensive backends.
• Solid PostgreSQL knowledge and familiarity with data pipelines.
• Experience with blockchain, DeFi, or financial infrastructure.

Responsibilities

• Design, build, and operate backend infrastructure for DeFi protocols and vault products.
• Develop vault management, curation, and allocation systems.
• Create high-throughput blockchain indexers and data ingestion pipelines.
• Design APIs for applications and internal systems that are stable and well-documented.
• Collaborate with Quant Engineers to turn models into production services.
• Work with smart contract engineers on systems consuming on-chain state.
• Take technical ownership and uphold high engineering standards.

Skills

Rust

PostgreSQL

High autonomy

Backend systems

Blockchain experience

Tools

Kafka

ClickHouse

EVM

Job description

Aave Labs in the United Kingdom is seeking a Staff Backend Engineer to join a small, highly technical team building the infrastructure behind DeFi protocols and vault products.

You will own off-chain systems that interact with on-chain state, design high-throughput data pipelines, robust APIs, and collaborate with Quant and Smart Contract engineers to ensure security and reliability for user funds.