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DeFi Quant Engineer; Rust​/Solidity

Job in Greater London, London, Greater London, EC1A, England, UK
Listing for: Selby Jennings
Full Time position
Listed on 2026-01-13
Job specializations:
  • Software Development
    Software Engineer, Blockchain / Web3
Job Description & How to Apply Below
Position: DeFi Quant Engineer (Rust/Solidity)
Location: Greater London

Our client is a venture‑backed firm building advanced digital asset trading technology to drive liquidity across centralized and decentralized platforms. They operate in a fast‑paced, collaborative startup environment with a flat structure and a founding team that combines decades of experience in traditional finance and digital assets.

They are seeking a DeFi Quant Engineer with strong analytical skills and technical expertise, ideally from a background in mathematics, physics, computer science, or engineering. The role involves working on on‑chain market mechanics, liquidity strategies, and connectivity across AMMs and orderbook venues. Candidates passionate about areas such as DEX‑CEX arbitrage, MEV‑aware routing, and emerging strategies like just‑in‑time liquidity provision will thrive.

This is a high‑impact position offering close collaboration with the founding team and significant responsibility from day one.

Requirements
  • Advanced degree in mathematics, statistics, physics, or computer science.
  • Strong programming skills (2+ years) in Rust and Solidity.
  • Excellent understanding of on‑chain markets and trading opportunities.
  • Experience building low‑latency, high‑throughput systems for on‑chain data processing or trading.
  • Proficiency in writing high‑performance, multi‑threaded, and asynchronous code.
  • Experience with scalable distributed systems interacting with L1/L2 networks.
  • Solid understanding of databases, SQL, and efficient state/query modeling.
  • Comfortable with Linux/Unix, AWS, Git, Docker, and modern Dev Ops workflows.
Seniority level
  • Not Applicable
Employment type
  • Full‑time
Job function
  • Finance
Industries
  • Capital Markets, Financial Services, and Investment Management
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