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De-Fi Engineer

G-20 Group · Zürich

Posted 8/13/2026 · last confirmed live 8/26/2026

Apply on G-20 Group’s site
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.

This role is published by G-20 Group on workable. SwiftFit is not the employer and does not accept applications.