Senior Solidity Developer


Sovryn is a non-custodial and permissionless smart contract based system for Bitcoin lending, borrowing and margin trading. Our aim is to provide the entire world with a transparent, open and incorruptible financial solution that is decentralised, borderless and able to operate at a global scale.

We at Sovryn are agile, and driven by a strong sense of purpose and a deeply rooted sense of community that is collaborative, fast-growing and has to date raised $16 million from top drawer Investor groups and public presales of our native token, SOV.

If you would like to grow and work remotely with a diverse team that is passionate, innovative and results-driven, then we welcome you to pop in for an exploratory chat.

Job Description

Purpose of the role: To aid in constructing Sovryn’s Core system functionality and development of new features.

  • Develop and test smart contracts related to lending, borrowing, trading, bridging, governance, a.o.
  • Review contracts of team members for logic flaws or security issues
  • Research and concept work for new features or improvements to the system
  • Coordinate the development of new features within a small team
  • Development of backend services connected to the Sovryn smart contracts – Node.js, Golang and/or Java would work here.

Skills Required: 

  • Solidity
  • web3
  • Test framework: ideally hardhat, but truffle experience is also acceptable
  • Strong sense of security. Knowledge of common vulnerabilities in smart contracts and blockchain development in general.
  • Preferably Node.js, Golang and/or Java would work here.

Experience Required:

  • General Blockchain experience
  • Preferably Bitcoin experience
  • Minimum 2 years Solidity experience
  • Minimum 5 years Development experience


  • Innovation/Initiative 
  • Self-Motivated
  • Lateral and Independent thinking
  • Ownership and Responsibility 
  • Collaborative working
  • Analytical thinking
  • Attention to detail
  • Identifying patterns and trends