1inch

Senior Software Engineer, Blockchain

1inch

full-time

Posted on:

Location Type: Remote

Location: Remote • 🇦🇪 United Arab Emirates

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Job Level

Senior

Tech Stack

SolidityWeb3

About the role

  • Designing and optimising blockchain product architecture, with a focus on scalability, security, and performance.
  • Leading the development, auditing, and integration of smart contracts within decentralised protocols.
  • Conducting technical research and proof-of-concept (PoC) experiments, while implementing best practices in blockchain development.
  • Developing and improving cross-chain interoperability solutions, such as cross-chain swaps and bridges.
  • Designing and developing efficient algorithms, with a focus on gas optimisation.
  • Defining and implementing effective CI/CD processes for blockchain development.
  • Analysing and addressing potential attack vectors and ensuring security best practices.
  • Continuously monitoring emerging blockchain, Web3, and crypto technologies.
  • Performing rigorous code reviews, mentoring developers, and enforcing best practices in blockchain engineering.
  • Collaborating with auditors and cross-functional teams to ensure successful product launches.

Requirements

  • 7+ years of software development experience, with at least 3+ years in blockchain engineering.
  • Deep understanding of blockchain ecosystems, smart contracts (Solidity, Yul, EVM), and decentralized applications (dApps).
  • Hands-on experience with Ethereum, Layer 2 solutions (Optimistic & ZK Rollups), and cross-chain protocols (atomic swaps, bridges, etc.).
  • Proven track record in technical leadership, architectural decision-making, and mentoring development teams.
  • Strong background in blockchain security and experience with smart contract audits.
Benefits
  • Join a young, creative team in a fast-paced and supportive environment
  • We’re open to new ideas — if you’ve got a vision, pitch it and make it happen
  • Enjoy competitive pay that matches your skills and experience
  • Be part of a company that’s shaping the future of DeFi
  • Take time when you need it — we offer unlimited vacation days
  • Get fully compensated for your work gear — we’ll set you up for success
  • Travel with us! We host an annual team retreat at a top international location

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
blockchain architecturesmart contractsSolidityYulEVMcross-chain interoperabilitygas optimisationCI/CD processescode reviewstechnical research
Soft skills
technical leadershipmentoringcollaborationarchitectural decision-making