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Core Engineer (Rust/DeFi)

Seer
City of London
1 week ago
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Core Engineer (Rust/DeFi) – Seer

Join to apply for the Core Engineer (Rust/DeFi) role at Seer. A global crypto firm is building the next generation of financial infrastructure, combining DeFi integrations with institutional‑grade systems.


Responsibilities

  • Build and scale systems aggregating and reconciling on‑chain and off‑chain activity across DeFi, exchanges, and custodians.
  • Integrate directly with DeFi protocols (DEXs, AMMs, lending, derivatives) to track assets and exposures in real time.
  • Design APIs and event streams for internal teams, ensuring performance, observability, and backward compatibility.
  • Collaborate closely with Trading, Finance, and Compliance to deliver secure, production‑grade systems.

Qualifications

  • Strong coding skills in Rust (plus Python/TypeScript familiarity).
  • Experience working with DeFi protocols.
  • Solid understanding of crypto asset lifecycles (spot, perps, futures, options).
  • Comfort with Postgres, message queues, and cloud environments (AWS/GCP).

Nice‑to‑Haves

  • Experience with PnL/accounting systems or risk/back‑office infrastructure.
  • Knowledge of Solidity, ClickHouse, gRPC, or time‑series databases.

Seniority Level

  • Entry level

Employment Type

  • Full‑time

Job Function & Industry

  • Engineering and Information Technology
  • Staffing and Recruiting

Location: London, England, United Kingdom


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