Senior Smart Contract Engineer

Kiln

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profile Job Location:

London - UK

profile Monthly Salary: Not Disclosed
Posted on: 30+ days ago
Vacancies: 1 Vacancy

Job Summary

Responsibilities

  • Design develop and deploy smart contracts on EVM-compatible blockchains: 6 years of experience

  • Write comprehensive and well-structured documentation for smart contracts and their functionalities.

  • Write in-depth test suite including unit tests e2e tests fork tests & invariant tests using Foundrys best practices.

  • Participate in audits related to the smart contract codebases.

  • Provide technical guidance and mentorship to junior developers and team members.

  • Participate in product governance and incident response processes with the rest of the team.

  • Stay updated with the latest industry trends and technologies in blockchain and smart contract development.

  • Collaborate with front-end and back-end developers to integrate smart contracts with web and mobile applications.

Stack:

  • Smart-contract: Solidity Foundry

Requirements

  • Proficient in Solidity and strong understanding of the Ethereum Virtual Machine (EVM).

  • 6 years of experience with smart contract development tools ideally including Foundry but any experience is valued (Truffle Hardhat Remix).

  • Previous work with decentralized finance (DeFi) projects.

  • Experience in conducting audits with top-tier auditing firms (Spearbit Trail of Bits Sigma Prime )

  • Strong understanding of blockchain technology and decentralized architectures.

  • Knowledge of smart contract security practices and common vulnerabilities.

  • Excellent problem-solving skills and attention to detail.

  • Strong communication and collaboration skills.

  • Fluent (written and spoken) in English.

Nice-to-have

  • Experience with Layer 2 scaling solutions such as Optimism Arbitrum Base Zksync ...

  • Contributions to open-source projects in the blockchain space.

  • Smart contract related tooling skills for scripting purposes.

About Kiln:

Kiln is the leading institutional onchain asset and yield management platform enabling institutions to generate yield on their digital assets and empower their users with direct access to onchain 2025 Kiln surpassed $18 billion in assets delegated providing access to diverse yield sources across 30 PoS networks from native staking to DeFi strategies.

Trusted by industry leaders including VanEck CoinShares Fireblocks Ledger Coinbase and Binance US Kiln offers a comprehensive suite of yield products with real-time reporting and monetization tools. The platform enables custodians wallets exchanges and asset managers to streamline onchain asset management operations across multiple providers and protocols. Kiln is SOC 2 Type II compliant.

We are looking for mission-driven individuals who thrive in dynamic environments seek to pursue their deep technical curiosity and value genuine teamwork where collective growth and success are paramount. Our team is now just over 100 Kilners with experience from industry leaders such as Google Meta Circle Ledger Chainalysis 0x Mantle Network and more.

Weve raised $30M in total funding from prominent investors including 1kx Illuminate Financial Consensys Wintermute Kraken Ventures...

Join our mission and help us make the web more secure stable decentralized and fair!

How Kiln will support you:

At Kiln our values drive us: Technical Excellence ensures top security and usability; Innovation-Driven Meritocracy elevates groundbreaking ideas; Trust and Transparency build reliability through open communication; and People First keeps our team and clients at the heart of everything we do.

  • A fast-paced bureaucracy-free work environment

  • Equity share options in the business: if Kiln succeeds we all succeed!

  • Competitive salary

  • Flexible holiday

  • Flexible remote working

  • Choose your IT equipment

  • Internet connection: 50/month

  • Significant personal development budget (books training)

  • Overseas tech conferences budget

Kiln is an Equal Opportunity Employer

We are committed to fostering an inclusive and diverse workplace where everyone is valued and respected. We welcome applications from all backgrounds including women or persons with disabilities.

Your interview process

Our thorough process ensures the best fit for both you and Kiln and we strive to make each step valuable and efficient.

  1. Recruiter Interview (45 min)

  2. Chat with Manager (30min)

  3. Technical Interview (60 min)

  4. Core Values Interview (45 min)

  5. Founders Interview (30 min)

  6. Offer!

Your personal information will be securely stored in our Applicant Tracking System (ATS) and will not be shared with external parties. We comply fully with GDPR regulations to protect your data and privacy.

Please note that we do not sponsor visas for persons without work authorization in your location. This role is for full-time employees only (no B2B or contractors). Thank you!


Required Experience:

Senior IC

ResponsibilitiesDesign develop and deploy smart contracts on EVM-compatible blockchains: 6 years of experienceWrite comprehensive and well-structured documentation for smart contracts and their functionalities.Write in-depth test suite including unit tests e2e tests fork tests & invariant tests usin...
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Key Skills

  • IVR
  • SOAP
  • Avaya
  • Solaris
  • Cost Accounting Standards
  • Database Design
  • Hibernate
  • ITIL
  • Weblogic
  • Express.js
  • Contracts
  • ASP

About Company

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Earn rewards on your digital assets through staking and DeFi, or whitelabel earning functionality into your products.

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