Blockchain Developer

Company: Quant Capital
Apply for the Blockchain Developer
Location: London
Job Description:

Overview

As Blockchain Developer at Quant Capital, you will design and build smart contract technologies for a major global trading firm. You will analyze DeFi protocols, develop connected decentralized platforms, and assess security and trade-offs to inform the community. You’ll collaborate with cross-functional teams to advance blockchain research and scalable, robust solutions. This role blends tech profondeur with high-impact finance, offering a chance to work on cutting-edge DeFi and tokenized assets. You’ll operate in a fast, open environment that rewards thoughtful decisions and technical excellence.

Pay / Benefits

  • remote role
  • relaxed, open environment
  • flexible dress code

Responsibilities

  • Research, design, and develop smart contract technologies
  • Analyze DeFi projects and protocols for functionality, security, and efficiency
  • Develop and connect decentralized platforms according to project needs
  • Assess security implications and provide constructive opinions to the community
  • Collaborate with other teams on blockchain research and development

Key requirements

  • Bachelor’s degree or higher
  • 5+ years in technology development
  • 1+ year relevant industry experience
  • Proficiency in Solidity and Dapp/DeFi development
  • Experience in contract security
  • Proficiency in at least one programming language (C++, Java, Node.js, Go, Python)
  • Understanding of Compound, dYdX, Kyber, 0x, MakerDAO
  • team collaboration
  • ability to think and decide independently
  • passion for technology and finance
  • Solidity smart contract development
  • Dapp/DeFi development
  • Contract security

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Posted: September 30th, 2026