Senior Solidity Engineer / Smart Contract Engineer
Senior Solidity Engineer / Smart Contract Engineer

Senior Solidity Engineer / Smart Contract Engineer

London Full-Time 52000 - 78000 £ / year (est.) Home office possible
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At a Glance

  • Tasks: Develop impactful smart contracts and drive on-chain projects at Chainlink Labs.
  • Company: Chainlink Labs powers the verifiable web, collaborating with top financial institutions and Web3 teams.
  • Benefits: Enjoy remote work flexibility and be part of a globally recognised workplace.
  • Why this job: Join a dynamic team to innovate in blockchain technology and enhance user experiences.
  • Qualifications: 5-8 years in engineering, 3+ years in smart contract development, and strong Solidity skills required.
  • Other info: Global remote roles with a commitment to equal opportunity for all applicants.

The predicted salary is between 52000 - 78000 £ per year.

Join to apply for the Senior Solidity Engineer / Smart Contract Engineer role at Chainlink Labs

Join to apply for the Senior Solidity Engineer / Smart Contract Engineer role at Chainlink Labs

About Us
Chainlink Labs is the primary contributing developer of Chainlink, the decentralized computing platform powering the verifiable web. Chainlink is the industry-standard platform for providing access to real-world data, offchain computation, and secure cross-chain interoperability across any blockchain. Chainlink Labs helps power verifiable applications for banking, DeFi, global trade, and gaming by collaborating with some of the world’s largest financial institutions, notably Swift, DTCC, and ANZ. Chainlink Labs also works with top Web3 teams, including Aave, Compound, GMX, Maker, and Synthetix. Chainlink Labs was ranked as one of the

About Us
Chainlink Labs is the primary contributing developer of Chainlink, the decentralized computing platform powering the verifiable web. Chainlink is the industry-standard platform for providing access to real-world data, offchain computation, and secure cross-chain interoperability across any blockchain. Chainlink Labs helps power verifiable applications for banking, DeFi, global trade, and gaming by collaborating with some of the world’s largest financial institutions, notably Swift, DTCC, and ANZ. Chainlink Labs also works with top Web3 teams, including Aave, Compound, GMX, Maker, and Synthetix. Chainlink Labs was ranked as one of the Global Top 100 Most Loved Workplaces by Newsweek 2025.
About The Role
As a Senior Solidity/Smart Contract Engineer on the CCIP team, you will develop highly impactful smart contracts that further secure Chainlink CCIP networks, drive on-chain projects end to end and implement new on-chain features. You will work closely with all functions at Chainlink, from engineering, operations, finance, marketing, and more to ensure the team releases easy to use and easy to manage smart contract driven products. Your core team will be composed of smart contract and software engineers and you will report to the engineering lead on the team.
Your Impact

  • Owning large components of the smart contract architecture that secures Chainlink CCIP
  • Actively participate in leveling up yourself and your peers in Solidity and smart contract development
  • Work closely with fellow engineers to build the end to end experience for your products
  • Work closely with operations to ensure smooth deployment and management of your dApps
  • Partner with the research team to build products that are practical and easy to use
  • Collaborate with non-technical stakeholders to ensure you build products that deliver positive user experience and meet business constraints

Requirements

  • At least 5-8+ years of professional engineering experience working in a collaborative product-driven environment
  • At least 3+ years of smart contract development experience
  • Deployed multiple smart contracts to Ethereum mainnet or an EVM compatible chain that secured substantial user funds
  • Deep understanding of Solidity and the EVM
  • Active participant in the blockchain ecosystem as a user
  • Experience owning multi month long projects, including communication of progress, dependencies, and risk mitigation directly with stakeholders and partnersComputer science fundamentals and systems design
  • Experience building dApps end to end

All roles with Chainlink Labs are global and remote-based. Unless otherwise stated, we ask that you try to overlap some working hours with Eastern Standard Time (EST).
We carefully review all applications and aim to provide a response to every candidate within two weeks after the job posting closes. The closing date is listed on the job advert, so we encourage you to take the time to thoughtfully prepare your application. We want to fully consider your experience and skills, and you will hear from us regarding the status of your application shortly after the closing date.
Commitment to Equal Opportunity
Chainlink Labs is an equal opportunity employer. All qualified applicants will receive equal consideration for employment in compliance with applicable laws, regulations, or ordinances. If you need assistance or accommodation due to a disability or special need when applying for a role or in our recruitment process, please contact us via this form.
Global Data Privacy Notice for Job Candidates and Applicants
Information collected and processed as part of your Chainlink Labs Careers profile, and any job applications you choose to submit is subject to our Privacy Policy. By submitting your application, you are agreeing to our use and processing of your data as required.

Seniority level

  • Seniority level

    Mid-Senior level

Employment type

  • Employment type

    Full-time

Job function

  • Job function

    Engineering and Information Technology

  • Industries

    Technology, Information and Internet

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Senior Solidity Engineer / Smart Contract Engineer employer: Chainlink Labs

Chainlink Labs is an exceptional employer, offering a dynamic work culture that fosters innovation and collaboration among top-tier engineers in the blockchain space. With a commitment to employee growth, you will have the opportunity to enhance your skills in Solidity and smart contract development while working on impactful projects that shape the future of decentralised applications. Located in London, a global tech hub, Chainlink Labs provides a flexible remote work environment, ensuring a healthy work-life balance and the chance to connect with leading financial institutions and Web3 teams.
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Contact Detail:

Chainlink Labs Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior Solidity Engineer / Smart Contract Engineer

✨Tip Number 1

Familiarise yourself with Chainlink's technology and ecosystem. Understanding how Chainlink operates and its role in the blockchain space will help you articulate your passion and knowledge during discussions.

✨Tip Number 2

Engage with the blockchain community, especially around Solidity and smart contracts. Participating in forums, attending meetups, or contributing to open-source projects can showcase your commitment and expertise.

✨Tip Number 3

Prepare to discuss your previous projects in detail, particularly those involving smart contracts. Be ready to explain your decision-making process, challenges faced, and how you overcame them, as this will demonstrate your problem-solving skills.

✨Tip Number 4

Network with current employees at Chainlink Labs or similar companies. Building connections can provide insights into the company culture and expectations, which can be invaluable during the interview process.

We think you need these skills to ace Senior Solidity Engineer / Smart Contract Engineer

Proficiency in Solidity
Deep understanding of Ethereum and EVM
Smart contract development experience
Experience deploying smart contracts on Ethereum mainnet or EVM compatible chains
Knowledge of blockchain ecosystems
End-to-end dApp development
Strong problem-solving skills
Collaboration with cross-functional teams
Project management experience
Communication skills for stakeholder engagement
Understanding of computer science fundamentals
Systems design knowledge
Risk mitigation strategies
Adaptability to evolving technologies

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights your experience in smart contract development and Solidity. Include specific projects where you've deployed smart contracts, especially those that secured user funds.

Craft a Strong Cover Letter: In your cover letter, express your passion for blockchain technology and how your skills align with the role at Chainlink Labs. Mention any relevant collaborations with financial institutions or Web3 teams.

Showcase Your Projects: Include links to your GitHub or other repositories showcasing your smart contract projects. This gives the hiring team a clear view of your coding style and capabilities.

Highlight Collaboration Skills: Since the role involves working closely with various teams, emphasise your experience in collaborative environments. Provide examples of how you've communicated progress and mitigated risks in past projects.

How to prepare for a job interview at Chainlink Labs

✨Showcase Your Solidity Expertise

Make sure to highlight your experience with Solidity and smart contract development. Be prepared to discuss specific projects where you've deployed smart contracts, especially those that secured substantial user funds.

✨Demonstrate Collaboration Skills

Since the role involves working closely with various teams, emphasise your ability to collaborate effectively. Share examples of how you've communicated progress and managed dependencies in past projects.

✨Understand Chainlink's Ecosystem

Familiarise yourself with Chainlink Labs and its contributions to the blockchain space. Being knowledgeable about their partnerships and projects will show your genuine interest in the company and its mission.

✨Prepare for Technical Questions

Expect technical questions related to smart contract architecture and EVM. Brush up on your computer science fundamentals and be ready to solve problems or discuss design patterns relevant to the role.

Senior Solidity Engineer / Smart Contract Engineer
Chainlink Labs
C
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