De-Fi Engineer

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📍 London, England, United KingdomFull time

About this role

About G20 Group 

G-20 Group is a cross-asset trading firm headquartered in Switzerland, trading delta-one and derivatives markets globally. We combine startup agility with institutional-grade experience in proprietary trading, technology, and quantitative finance.


Role Overview 

We’re expanding our team with a De-Fi Developer & Engineer – someone who has a true passion for innovation using blockchain technology within the spectrum of financial markets, pushing the boundaries in a close-knit technology, math and trading-focused team. The individual will work with colleagues with expertise in systematic and automatic quantitative trading and market making. 

Responsibilities

  • Co-develop our trading algorithms and platform architecture, implementing innovative trade execution and connectivity solutions.  
  • Conduct thorough research and analysis of DeFi protocols using on-chain data to build the continuously evolving technology to support market making and trading strategies 
  • Research and implement novel blockchain functionalities and protocols 
  • Research smart contract libraries and frameworks 
  • Maintain deep awareness of DeFi protocol updates and market developments 
  • Proven experience in deployment on various blockchain platforms 
  • Postgraduate or Graduate degree demonstrating a solid background in programming (Computer Science, Computer Engineering, or equivalent) 
  • Comfortable or native in web3 technology and cryptocurrency markets 
  • Proven experience of an advanced understanding of EVM or another other blockchain ecosystem architectures and corresponding implementations 
  • Proficient programming skills in at least 2 of the following languages: C + +, Python, Typescript, Rust (Solidity is an asset) 
  • Proficiency in certain blockchain-related programming languages (Golang, Rust, Solidity, Move, Yul) 
  • Experience in smart contract audits and a desire to innovate at the lowest levels of blockchain technology 
  • Demonstrated ability of large technological stack deployments and deliver finished projects  
  • Fluent English communication skills 

Preferred / Desirable Experience 

  • Hands-on experience with blockchain analytics, DeFi protocols across different chains 
  • Deep technical knowledge of specific blockchain platforms 
  • Having worked in a fast paced quantitative or trading experience is a plus 
  • Familiarity in Typescript and other languages used in Web3 is a plus

Locations and Right to work: This role can be based out of our Zurich, London, New York or Hong Kong office. Only candidates who possess the pre-existing right to work in one of the locations above without company sponsorship need apply.  

 

Join G-20 and be a part of a team that is at the forefront of financial markets, driving innovation and excellence in the sector. 

 

Frequently Asked Questions

Is the salary disclosed for the De-Fi Engineer position at G-20 Group?
The salary for this De-Fi Engineer role at G-20 Group is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the De-Fi Engineer position at G-20 Group located?
This De-Fi Engineer role at G-20 Group is based in London, England, United Kingdom. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the De-Fi Engineer role at G-20 Group full-time or part-time?
This is listed as a Full time position. It is posted as a De-Fi Engineer role at G-20 Group.
How do I apply for the De-Fi Engineer position at G-20 Group?
Click the "Apply Now" button on this page. You will be redirected to G-20 Group's official application portal hosted on workable where you can submit your application directly.
When was the De-Fi Engineer job at G-20 Group posted?
This De-Fi Engineer position at G-20 Group was posted on Aug 13, 2026. Apply as soon as possible — early applications are often reviewed first.
De-Fi Engineer
G-20 Group
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