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Senior Software Engineer, Blockchain

1inch
SpainPosted 13 months ago
Full-timehybrid
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Job Description

1inch is the DeFi ecosystem building financial freedom for everyone. 1inch products help users and builders trade, hold and track digital assets - with the self-custody, comprehensive security and the intuitive user experience they need to unlock the potential of true crypto ownership. 1inch protocols and APIs provide core infrastructure across the DeFi industry and beyond.

Your mission

 

As a Senior Software Engineer, Blockchain at 1inch, you will help design, build, and optimise the smart contracts and blockchain infrastructure powering one of the leading DeFi ecosystems. Working closely with product and engineering leadership, you will contribute to scalable, secure, and high-performance decentralised systems that support millions of users globally.

This role combines deep technical expertise with a strong product and innovation mindset, requiring hands-on experience across smart contract development, blockchain architecture, and protocol security. You will play a key role in advancing cross-chain interoperability, improving execution efficiency, and maintaining engineering excellence across the development lifecycle while contributing to the evolution of cutting-edge Web3 infrastructure.

 

Your mission

 

As a Senior Software Engineer, Blockchain at 1inch, you will help design, build, and optimise the smart contracts and blockchain infrastructure powering one of the leading DeFi ecosystems. Working closely with product and engineering leadership, you will contribute to scalable, secure, and high-performance decentralised systems that support millions of users globally.

This role combines deep technical expertise with a strong product and innovation mindset, requiring hands-on experience across smart contract development, blockchain architecture, and protocol security. You will play a key role in advancing cross-chain interoperability, improving execution efficiency, and maintaining engineering excellence across the development lifecycle while contributing to the evolution of cutting-edge Web3 infrastructure.

 

1inch is the DeFi ecosystem building financial freedom for everyone. 1inch products help users and builders trade, hold and track digital assets - with the self-custody, comprehensive security and the intuitive user experience they need to unlock the potential of true crypto ownership. 1inch protocols and APIs provide core infrastructure across the DeFi industry and beyond.
1inch is an equal opportunity employer. We are committed to evaluating all candidates on the basis of their skills, experience, and potential — regardless of race, ethnicity, nationality, gender, age, religion, disability, or any other characteristic. We believe diverse teams build better products, and we welcome applications from all backgrounds.

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About 1inch
Senior Software Engineer, Blockchain at 1inch | Renata