Euronext

Blockchain – Smart Contract Engineer – Digital Assets

Euronext
Apply
2 hours ago
Paris, FranceMid Level

Responsibilities

  • Design and implement the smart contracts forming the core of the digital assets platform.
  • Develop a reusable tokenization engine for multiple instrument types.
  • Write property-based and fuzz tests and maintain supply and ownership invariants.
  • Prepare contracts for external audit and remediate audit findings.
  • Use AI-assisted contract scaffolding, refactoring, testing, and vulnerability triage with disciplined human verification.
  • Maintain prompt hygiene and avoid exposing keys, addresses, or unaudited logic to external AI services.
  • Collaborate with product and cross-functional teams to deliver robust and compliant solutions.

Requirements

  • Strong experience with Solidity and the EVM.
  • Experience with permissioned-chain patterns such as Canton and Besu.
  • Deep understanding of ERC-20 and its extensions.
  • Experience with property-based testing, fuzz testing, gas profiling, and security profiling.
  • Experience working with auditors and a security-first mindset.
  • Excellent analytical, problem-solving, and communication skills.
  • Degree in computer science, engineering, or a related field.
  • At least three years of relevant experience.

Benefits

  • Work as part of a new, founder-style Digital Assets team shaping tokenization and distributed ledger capabilities.
  • Join an international, diverse, and innovative team.
  • Develop skills through continuous learning and real responsibilities.
  • Contribute to projects supporting transparent, responsible, and sustainable capital markets.
  • Role based in Paris, Porto, Milan, or Rome.
  • Expected start is as soon as possible.

Tech Stack

Solidity

Categories

Euronext

About Euronext

1,001-5,000 employees
Contact me