# De-Fi Engineer

> G-20 Group · Hong Kong, Hong Kong · Full-time · Posted 2026-08-13

**Workplace:** on_site

## Description

**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

## Requirements

-   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.

## Apply

[Apply at G-20 Group](https://apply.workable.com/g-20-advisors-ag/j/EAFB20268E/apply)

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