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- Tasks: Design and optimise blockchain architecture, develop smart contracts, and ensure security.
- Company: Join a dynamic DeFi ecosystem shaping the future of finance.
- Benefits: Competitive pay, unlimited vacation, and full support for your work gear.
- Why this job: Make an impact in the fast-paced world of blockchain and DeFi.
- Qualifications: 4+ years in software development, 2+ years in blockchain engineering.
- Other info: Collaborate with a creative team and pitch your ideas to drive innovation.
The predicted salary is between 36000 - 60000 £ per year.
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.
We prioritise candidates who are based in Dubai then consider those working remotely in one of our European Hub Locations (UK, Spain or Germany). We're looking for multiple Blockchain Engineers with various levels of experience, a "Get Stuff Done" mentality and a passion for innovation. As a key member of our team, you'll be responsible for designing, developing, and optimising smart contracts and blockchain infrastructure. This role requires a strong problem-solver who can navigate the constant changes of the crypto market while executing quickly and maintaining a high standard of security and quality.
You'll work closely with the CPO, product teams, and other engineers to deliver innovative and secure solutions within the DeFi ecosystem. Your commitment to decentralisation and open-source development will be essential in helping us stay ahead of industry trends and build a platform that is robust and forward-thinking.
Responsibilities:
- 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:
- 4+ years of software development experience, with at least 2+ 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 (Senior Level and above only)
- Strong background in blockchain security and experience with smart contract audits
Skills:
- Proficiency in Solidity, Yul, Rust, TypeScript
- Experience with smart contract development and deployment frameworks (Foundry, Hardhat)
- Understanding of DeFi protocols, AMMs, liquidity pools, and oracle integrations
- Expertise in blockchain security principles and smart contract auditing methodologies
- Experience in building high-performance distributed systems
Why you'll love working with us:
- 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
Software Engineer, (Blockchain) in London employer: 1inch
Contact Detail:
1inch Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Software Engineer, (Blockchain) in London
✨Tip Number 1
Network like a pro! Reach out to folks in the blockchain space on LinkedIn or Twitter. Join relevant groups and forums where you can share your insights and learn from others. You never know who might have a lead on your dream job!
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your blockchain projects, smart contracts, or any innovative solutions you've developed. This is your chance to demonstrate your expertise and passion for the field.
✨Tip Number 3
Prepare for those interviews! Research 1inch and its products thoroughly. Be ready to discuss how your experience aligns with their mission and how you can contribute to their DeFi ecosystem. Confidence is key!
✨Tip Number 4
Apply through our website! We love seeing candidates who take the initiative. Make sure your application stands out by tailoring it to the role and highlighting your relevant experience in blockchain engineering.
We think you need these skills to ace Software Engineer, (Blockchain) in London
Some tips for your application 🫡
Tailor Your Application: Make sure to customise your CV and cover letter for the Software Engineer role. Highlight your blockchain experience and any relevant projects you've worked on. We want to see how you fit into our vision of building financial freedom!
Show Off Your Skills: Don’t hold back on showcasing your technical skills! Mention your proficiency in Solidity, smart contract development, and any experience with DeFi protocols. We love seeing candidates who can demonstrate their expertise and passion for innovation.
Be Clear and Concise: When writing your application, keep it clear and to the point. Use bullet points where possible to make it easy for us to read. We appreciate a well-structured application that gets straight to the good stuff!
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows you’re keen to join our team!
How to prepare for a job interview at 1inch
✨Know Your Blockchain Basics
Make sure you brush up on your blockchain knowledge, especially around smart contracts and decentralised applications. Be ready to discuss your experience with Ethereum and Layer 2 solutions, as well as any projects you've worked on that showcase your skills in these areas.
✨Showcase Problem-Solving Skills
Prepare to share specific examples of how you've tackled challenges in previous roles. Highlight your ability to navigate the fast-paced changes in the crypto market and how you've maintained high standards of security and quality in your work.
✨Demonstrate Team Collaboration
Since you'll be working closely with product teams and other engineers, be ready to discuss your experience in collaborative environments. Share instances where you've led a team or mentored others, and how you contributed to successful product launches.
✨Stay Updated on Industry Trends
Keep yourself informed about the latest developments in blockchain, Web3, and DeFi technologies. Being able to discuss emerging trends and how they could impact the industry will show your passion for innovation and commitment to staying ahead of the curve.
