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Smart Contract Engineer Jobs in Illinois (NOW HIRING)

Stellar IT Group

Senior Blockchain Developer

Chicago, IL · On-site

$56.25 - $74.25/hr

Develop and interact with smart contracts across leading Blockchain/DLT platforms. * Connect off ... Collaborate with engineering teams to review requirements, plan implementations, and estimate ...

Circle

Senior Counsel, Arc

Chicago, IL · On-site +1

$230K - $297K/yr

Partner with Product, Engineering, Compliance, and Policy to shape blockchain features and smart contract structures aligned with applicable laws. * Design and implement legal policies, protocols ...

Circle

Staff Software Engineer

Chicago, IL · On-site +1

$195K - $257K/yr

Enterprises, financial institutions, and developers use Circle to power trusted, internet-scale ... Web3, blockchain, smart Contract business logic * RESTful API design and development principles

DRW

Senior Software Engineer - DeFi

Chicago, IL · On-site

$130K - $225K/yr

We need engineers who can reason about these protocols financially, not just technically, and build ... Hands-on experience with EVM internals, smart contract ABIs, and libraries like ethers.js or web3 ...

P2P

Senior Software Engineer - DeFi

Chicago, IL · On-site

$130 - $225/hr

Hands‑on experience with EVM internals, smart contract ABIs, and libraries like ethers.js or web3 ... stablecoin mechanisms Engineering & Stack: * Multiple years of server‑side development

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All JobsSmart Contract Engineer JobsSmart Contract Engineer Jobs in Illinois

Smart Contract Engineer information

See Illinois salary details

$36.8K

$112.3K

$185.6K

How much do smart contract engineer jobs pay per year?

As of Aug 28, 2026, the average yearly pay for smart contract engineer in Illinois is $112,276.00, according to ZipRecruiter salary data. Most workers in this role earn between $80,400.00 and $146,800.00 per year, depending on experience, location, and employer.

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?

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.

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.

How to become a smart contract engineer?

A smart contract engineer develops and deploys blockchain-based contracts, requiring knowledge of blockchain platforms like Ethereum, programming languages such as Solidity or Vyper, and understanding of cryptography and decentralized systems. Gaining experience through coding projects, online courses, and certifications can help build relevant skills. Familiarity with development tools like Remix, Truffle, or Hardhat is also beneficial.

What are popular job titles related to Smart Contract Engineer jobs in Illinois?

For Smart Contract Engineer jobs in Illinois, the most frequently searched job titles are:

What job categories do people searching Smart Contract Engineer jobs in Illinois look for?

The top searched job categories for Smart Contract Engineer jobs in Illinois are:

What cities in Illinois are hiring for Smart Contract Engineer jobs?

Cities in Illinois with the most Smart Contract Engineer job openings:

Smart Contract Engineer jobs near you
Infographic showing various Smart Contract Engineer job openings in Illinois as of August 2026, with employment types broken down into 88% Full Time, 9% Part Time, and 3% Contract. Highlights an 85% Physical, 5% Hybrid, and 10% Remote job distribution, with an average salary of $112,276 per year, or $54 per hour.

Senior Analyst - Digital Assets Security

Chicago, IL • On-site

Fidelity Investments
Investment Management and Consulting Services • 10K+ employees

8.7

Company rating: 8.7 out of 10

Based on 272 frontline employees who took The Breakroom Quiz

17th of 152 rated financial services

People enjoy working here

Good employer

Recommended by students

Learn more about Fidelity Investmentsexternal

$98K - $129K/yr

Full-time

Medical, Retirement, PTO

Posted 16 days ago

Job description


Note: Fidelity will not provide immigration sponsorship for this position
The Role
We are seeking a highly motivated Senior Security Analyst - Blockchain, Digital Assets & Smart Contract Security to join our Information Security organization. This role will help secure the firm's adoption of blockchain technologies, digital assets, tokenization platforms, and smart contract-enabled solutions.
As a subject matter expert in blockchain security, you will partner with engineering, architecture, risk, compliance, and product teams to assess emerging technologies and ensure they are deployed securely and in alignment with the firm's risk appetite, regulatory obligations, and security standards.
  • Lead security assessments, threat modeling, and architecture reviews for smart contracts, decentralized applications (dApps), blockchain infrastructure, and digital asset platforms, identifying and driving remediation of vulnerabilities such as reentrancy, access control weaknesses, oracle manipulation, flash loan attack vectors, MEV/front-running risks, and governance or upgradeability flaws before production deployments
  • Evaluate the security of blockchain implementations, including digital asset custody solutions, wallet technologies, key management controls, custodians, validator nodes, node gateways, APIs, oracles, cross-chain solutions, tokenization platforms, and staking initiatives, providing recommendations for secure design, implementation, and operation.
  • Review third-party audit findings and validate remediation efforts while partnering with engineering, product, architecture, and security teams to provide security guidance throughout the development lifecycle and prior to production deployment.
  • Develop and support security governance, standards, controls, and compliance requirements for blockchain and digital asset technologies, collaborating with Legal, Compliance, Enterprise Risk, and Audit teams to support regulatory examinations, control assessments, and internal audits.
  • Monitor emerging blockchain threat and industry attack trends, assess impact to the organization, and recommend proactive security controls and risk mitigation strategies.
  • Investigate blockchain-related security incidents and suspicious on-chain activity, perform root-cause analyses, and drive corrective actions

The Expertise and Skills You Bring
  • 7+ years of experience in Information Security, Application Security, Security Engineering, or Cyber Risk and a bachelor's degree in a related field
  • 3+ years of hands-on experience with blockchain, digital assets, or smart contract security
  • Experience conducting security assessments and threat modeling exercises
  • Strong understanding of secure software development practices and application security principles
  • Experience communicating technical risk to both technical and non-technical stakeholders

Preferred Qualifications
  • Hands-on experience reviewing Solidity smart contracts
  • Familiarity with Ethereum, EVM-based platforms, Layer-2 technologies, and blockchain infrastructure
  • Experience assessing DeFi protocols, tokenization platforms, or digital asset custody solutions
  • Knowledge of cryptography, public key infrastructure, digital signatures, and key management
  • Experience using security assessment tools such as: Slither, Mythril, Echidna, Hardhat, or Foundry
  • Experience in financial services, banking, asset management, fintech, or capital markets
  • Familiarity with cloud security platforms specifically, AWS
  • Understanding of regulatory and risk management frameworks
  • One or more of the following certifications is preferred: CISSP, CISM, CRISC, CCSP, OSCP, GIAC certifications, or Blockchain security certifications

The Team
Fidelity Digital Asset Management [FDAM] is building an investment platform offering digital asset products and services designed to meet the growing needs of Fidelity's retail customers, intermediaries, and institutional clients.
The Investment Risk Management team is part of the business function at FDAM and is responsible for providing independent oversight of risks associated with the creation, management, and operation of digital asset investment products with broader adoption and institutionalization of digital assets as a key driver. The team's mandate covers trading, portfolio management, settlement, custody, security, and portfolio origination risks, while also addressing the evolving information security and cyber risk landscape inherent to digital asset markets. This includes evaluating the adequacy of cybersecurity controls, digital asset protection mechanisms, technology resilience, third-party risk management practices, and governance frameworks designed to safeguard client assets and support secure investment operations.
Fidelity's Onsite Working Model
Fidelity is transitioning to a full-time onsite working model through a phased rollout across regions and roles. Currently, some roles and locations require 100% onsite presence, while others require less. Onsite expectations are likely to evolve as the rollout continues. This transition does not apply to fully remote roles.
The base salary range for this position is $89,000-$180,000 per year.
Placement in the range will vary based on job responsibilities and scope, geographic location, candidate's relevant experience, and other factors.
Base salary is only part of the total compensation package. Depending on the position and eligibility requirements, the offer package may also include bonus or other variable compensation.
We offer a wide range of benefits to meet your evolving needs and help you live your best life at work and at home. These benefits include comprehensive health care coverage and emotional well-being support, market-leading retirement, generous paid time off and parental leave, charitable giving employee match program, and educational assistance including student loan repayment, tuition reimbursement, and learning resources to develop your career. Note, the application window closes when the position is filled or unposted.
Please be advised that Fidelity's business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories.
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Information Technology

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