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Smart Contract Engineer Jobs (NOW HIRING)

Paxos Labs

Smart Contract Engineer

New York, NY · On-site +1

We're hiring a Smart Contract Engineer to help scale Paxos Labs's DeFi protocol infrastructure capabilities. Who we're looking for The smart contract team at Paxos Labs consists of experienced ...

Wynd Labs

Smart Contract Engineer - SVM

New York, NY · On-site

Smart Contract Engineer - SVM $150k - $230k Who We Are. Wynd Labs is an early-stage startup that is on a mission to make public web data accessible for AI through contributions to Grass. Grass is a ...

Category Labs

Smart Contract Engineer

New York, NY · On-site +1

$180K - $250K/yr

The Role Category Labs is looking for a Smart Contract Engineer to join the core engineering team to build at the application layer. The work can range from direct collaboration with external app and ...

Etherfi

Smart Contract Engineer

New York, NY · On-site

$120K - $220K/yr

Have strong fundamentals in software engineering & enjoys problem solvings. * Care about clean & secure smart contract code, and think deeply about edge cases and failure modes. * Thrive in fast ...

Uniswap Labs

Senior Smart Contract Engineer

New York, NY · On-site

$226K - $282K/yr

We are looking for an experienced smart contract engineer to help us build the next generation of the Uniswap Protocol. You will be responsible for implementing and designing smart contracts for the ...

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Smart Contract Engineer information

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$38K

$115.9K

$191.5K

How much do smart contract engineer jobs pay per year?

As of Jul 14, 2026, the average yearly pay for smart contract engineer in the United States is $115,864.00, according to ZipRecruiter salary data. Most workers in this role earn between $83,000.00 and $151,500.00 per year, depending on experience, location, and employer.

What are some common challenges Smart Contract Engineers face when ensuring contract security?

Smart Contract Engineers often encounter challenges related to identifying and mitigating vulnerabilities such as reentrancy attacks, integer overflows, and unauthorized access. Since smart contracts are immutable once deployed, engineers must rigorously test and audit their code to prevent costly errors or exploits. Collaborating with auditors, using established security frameworks, and staying updated on the latest security threats are essential practices to maintain robust and secure smart contracts.

What is the difference between Smart Contract Engineer vs Blockchain Developer?

AspectSmart Contract EngineerBlockchain Developer
CredentialsKnowledge of blockchain platforms, Solidity, cryptographyBroader programming skills, blockchain fundamentals
Work EnvironmentFocus on smart contract coding, testing, deploymentDeveloping blockchain applications, protocols
Industry UsagePrimarily in DeFi, NFT, and dApp projectsWide range including wallets, exchanges, dApps
Search IntentComparing smart contract roles, coding specificsBroader blockchain development roles

While both roles work within the blockchain industry, a Smart Contract Engineer specializes in designing, coding, and deploying smart contracts on blockchain platforms. A Blockchain Developer has a broader scope, including developing entire blockchain applications and protocols. The Smart Contract Engineer's focus is more technical and contract-specific, whereas the Blockchain Developer's role encompasses a wider range of blockchain solutions.

What is a Smart Contract Engineer?

A Smart Contract Engineer is a software developer who specializes in designing, developing, testing, and deploying smart contracts on blockchain platforms such as Ethereum. These professionals write code—often in languages like Solidity or Vyper—that runs autonomously on the blockchain and governs transactions or agreements without the need for intermediaries. They also focus on security, auditing, and optimizing smart contract performance to prevent vulnerabilities. Smart Contract Engineers typically collaborate with blockchain architects, front-end developers, and project managers to build decentralized applications (dApps).

What are the key skills and qualifications needed to thrive as a Smart Contract Engineer, and why are they important?

To thrive as a Smart Contract Engineer, you need strong proficiency in blockchain fundamentals, programming languages like Solidity or Vyper, and a solid understanding of cryptographic principles, usually backed by a degree in computer science or related experience. Familiarity with blockchain development frameworks (e.g., Truffle, Hardhat), version control (Git), and security auditing tools is essential. Attention to detail, problem-solving abilities, and effective communication are crucial soft skills for this role. These skills ensure the development of secure, efficient, and reliable smart contracts that underpin decentralized applications and financial systems.
More about Smart Contract Engineer jobs
What cities are hiring for Smart Contract Engineer jobs? Cities with the most Smart Contract Engineer job openings:
What states have the most Smart Contract Engineer jobs? States with the most job openings for Smart Contract Engineer jobs include:
What job categories do people searching Smart Contract Engineer jobs look for? The top searched job categories for Smart Contract Engineer jobs are:
Smart Contract Engineer jobs near you
Infographic showing various Smart Contract Engineer job openings in the United States as of July 2026, with employment types broken down into 100% Full Time. Highlights an 60% In-person, and 40% Remote job distribution, with an average salary of $115,864 per year, or $55.7 per hour.

Smart Contract Engineer

Paxos Labs

New York, NY • On-site, Remote

Full-time

Re-posted 22 days ago

Job description

Who we are
Paxos Labs builds enterprise infrastructure that powers the next generation of trusted onchain financial products. We work with the largest financial enterprises in the world to build transparent and verifiable onchain infrastructure that works for end users and everyday financial use cases. If you believe in bringing DeFi and digital assets to the mainstream, consider building your career at Paxos Labs.
We're hiring a Smart Contract Engineer to help scale Paxos Labs's DeFi protocol infrastructure capabilities.
Who we're looking for
The smart contract team at Paxos Labs consists of experienced developers who have shipped multiple decentralized primitives from lending markets to vaults.We are looking for a motivated developer that can not only develop, but aptly research and deploy extensive knowledge across DeFi to create mission critical software to bring DeFi to the biggest enterprises in the world.
Most importantly, we are looking for developers with interests in the following:
  1. DeFi Yield Strategies
  2. Tokenization
  3. Decentralized Lending
  4. Under/un-collateralized Lending

Responsibilities
  • Research and design novel protocol mechanisms around vaults, lending, and other DeFi primitives.
  • Lead protocol design decision making considering tradeoffs across trust assumptions and efficiency.
  • Develop solidity contracts and produce comprehensive test suites for the protocol.
  • Maintain exemplary organizational and security standards for an open source codebase.

Qualifications
Knowledge
Deep knowledge refers to having direct contributions or having integration experiences through related projects and knowing lower level details.
Familiarity refers to not having had direct contributions to the space but following topics at a high level with interest.
  • Deep knowledge in Lending codebases-Compound, Aave, Morpho Blue, MakerDAO, Euler, EVC, Liquity, Pendle.
  • Deep knowledgein Vaults codebases-Yearn V3, Metamorpho / Morpho V2, BoringVaults, ERC7540, Centrifuge, etc.
  • Familiarity with AMMs or solver networks-CoW Protocol, UniswapX, 1inch, Uniswap V3/V4.
  • Familiarity with RFQs-Hashflow, 1inch RFQ, or off-chain exchange systems (including TradFi)

Experience
  • Experience shipping production Solidity smart contract code to mainnet.
  • Experience developing and maintaining tests for smart contract code i.e. unit testing, fork testing, fuzzing, invariant testing (Foundry invariants or Echidna).
  • Experience with smart contract development tools such as Foundry (preferred) or Hardhat.
  • Familiarity with other smart contract development languages and frameworks such as, Vyper, Rust, Cairo, or Cosmwasm.
  • Experience as an active degen / investor / user in these DeFi protocols.

Other nice-to-haves
  • Personal experience in CTFs, gas golfing, hackathons.
  • Personal experience in blockchain architecture beyond solidity i.e. Rollups,
  • Personal experience as a degen/investor/user in DeFi protocols.
  • Personal experience in blockchain architecture beyond smart contracts i.e. node operations, rollup design, zero-knowledge proofs.

Why join us?
Joining Paxos Labs means becoming part of a pioneering team at the forefront of financial innovation for the mass market. You will have the opportunity to:
  • Build the Future: Play a critical role in transforming traditional enterprises with innovative crypto solutions.
  • Do Impactful Work: Contribute to projects that have a tangible impact on the global financial landscape.
  • Enable Personal Growth: Benefit from continuous learning and professional development in a rapidly evolving industry with an emphasis on personal career advancement.
  • Receive Competitive Compensation: Receive a competitive salary and participate in directly in ownership structures that provide top-of-the-line benefits.
  • Join A Dynamic Team: Thrive in a fast-paced, agile setting where your ideas are valued and your contributions are recognized.

Location
We are a heavily in-person team working in New York City. We prize effective in-person coordination that allows us to move fast. We also consider remote work on a case by case basis.
Once we receive your application, we'll be in touch if we are interested.

Apply