1inch is hiring a Senior Software Engineer, Blockchain (Smart Contracts) in Product — UAE. The overview below is synthesized from the employer posting on jobs.lever.co: factual requirements and scope are preserved, but prose is rewritten with editorial context. Verify details and apply via the employer link.
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 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.
Your mission
At 1inch, our engineering needs evolve rapidly. We are constantly seeking exceptional smart contract engineers to join our mission.
We look for engineers with a high-agency, "Get Stuff Done" mindset and an unrelenting passion for decentralised innovation. We also embrace AI as a force multiplier for engineering, and value developers who thoughtfully leverage AI-powered tools to accelerate development, improve code quality, and solve complex technical challenges
As part of our engineering ecosystem, you will contribute to designing, developing, and optimising the smart contracts and underlying infrastructure powering 1inch.
We value sophisticated problem-solvers who can navigate the lightning-fast shifts of the crypto landscape while executing securely at scale.
Working alongside our product leads and world-class engineers, your commitment to open-source excellence will keep 1inch at the absolute cutting edge of DeFi.
What you’ll do
Day-to-day scope for the Senior Software Engineer, Blockchain (Smart Contracts) as described in the posting:
- Design and optimise blockchain architectures with a strong focus on scalability, security, and performance
- Develop, integrate, and maintain smart contracts across decentralised protocols and infrastructure components
- Conduct technical research and build proof-of-concepts for new DeFi and blockchain innovations
- Design and improve cross-chain interoperability solutions, including bridging and atomic swap mechanisms
- Optimise smart contract execution efficiency with a focus on gas consumption and low-latency performance
- Collaborate with internal and external security auditors to identify vulnerabilities and strengthen protocol security
- Lead code reviews and contribute to engineering best practices, CI/CD workflows, and development standards
- Mentor junior and mid-level engineers while contributing to a collaborative engineering culture
Who you are
Experience and skills the team lists as required:
- 7+ years of professional software engineering experience, including 3+ years focused on blockchain development
- Deep expertise in Ethereum and EVM ecosystems, including Solidity, Yul, and decentralised application architecture
- Strong experience building and deploying smart contracts in production environments
- Hands-on experience with Layer 2 scaling solutions and cross-chain infrastructure
- Proven ability to drive architectural decisions and lead complex technical initiatives from design to deployment
- Strong understanding of smart contract security principles, auditing processes, and vulnerability mitigation
- Experience working in fast-paced, high-growth engineering environments
- Strong problem-solving skills with a proactive, ownership-driven mindset
Nice to haves
Additional experience noted as a plus:
- Experience contributing to open-source blockchain or DeFi projects
- Familiarity with zero-knowledge technologies and rollup architectures
- Experience building high-performance distributed systems or low-latency infrastructure
- Understanding of DeFi protocols, liquidity aggregation, or on-chain trading systems
- Knowledge of Web3 developer tooling and blockchain infrastructure automation
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.