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Smart Contract Engineer Jobs in Reston, VA (NOW HIRING)

Certifications in cloud, DevOps, or blockchain technologies. * Knowledge of cybersecurity and ... Smart Contract Operations * Support deployment and maintenance of smart contracts in production.

Certifications in cloud, DevOps, or blockchain technologies. * Knowledge of cybersecurity and ... Smart Contract Operations * Support deployment and maintenance of smart contracts in production.

Solidity Developer

Manassas, VA

$52.50 - $67.75/hr

Design, build, and deploy distributed ledger technology (DLT) solutions and smart contracts using ... Contribute to continuous improvement, DevOps practices, and operational support. * Work with AWS ...

Solidity Developer

Manassas, VA · On-site

$52.50 - $67.75/hr

Design, build, and deploy distributed ledger technology (DLT) solutions and smart contracts using ... Contribute to continuous improvement, DevOps practices, and operational support. * Work with AWS ...

Work with blockchain and smart contract technologies to create Web3 solutions. * Collaboration: Work closely with designers, project managers, and other engineers to meet project goals. * Code ...

Blockchain Engineer Remote Design, develop & test SWIFT software using Smart contracts, Typescripts, Solidity, JSON, REST APIs & AWS. Analysis and design of existing components. Support setup of test ...

Work with blockchain and smart contract technologies to create Web3 solutions. * Collaboration: Work closely with designers, project managers, and other engineers to meet project goals. * Code ...

Work with blockchain and smart contract technologies to create Web3 solutions. * Collaboration: Work closely with designers, project managers, and other engineers to meet project goals. * Code ...

Work with blockchain and smart contract technologies to create Web3 solutions. * Collaboration: Work closely with designers, project managers, and other engineers to meet project goals. * Code ...

Work with blockchain and smart contract technologies to create Web3 solutions. * Collaboration: Work closely with designers, project managers, and other engineers to meet project goals. * Code ...

Senior Counsel, Arc

Washington, DC · On-site

$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 ...

As a Blockchain Test Engineer at S.W.I.F.T, you will play a crucial role in ensuring the quality ... Test smart contracts for correctness, security vulnerabilities, and edge cases * Collaborate ...

Staff Software Engineer

Washington, DC · Remote

$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

Blockchain Developer We're the world's leading provider of secure financial messaging services ... Write secure, efficient smart contracts using languages like Solidity or Rust * Conduct code ...

Write secure, efficient smart contracts using languages like Solidity or Rust * Conduct code ... Mentor junior developers and contribute to technical leadership * Stay updated on emerging ...

Write secure, efficient smart contracts using languages like Solidity or Rust * Conduct code ... Mentor junior developers and contribute to technical leadership * Stay updated on emerging ...

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Smart Contract Engineer information

See Reston, VA salary details

$39.5K

$120.5K

$199.2K

How much do smart contract engineer jobs pay per year?

As of Jun 10, 2026, the average yearly pay for smart contract engineer in Reston, VA is $120,540.00, according to ZipRecruiter salary data. Most workers in this role earn between $86,300.00 and $157,600.00 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.
What job categories do people searching Smart Contract Engineer jobs in Reston, VA look for? The top searched job categories for Smart Contract Engineer jobs in Reston, VA are:
What cities near Reston, VA are hiring for Smart Contract Engineer jobs? Cities near Reston, VA with the most Smart Contract Engineer job openings:
Infographic showing various Smart Contract Engineer job openings in Reston, VA as of June 2026, with employment types broken down into 95% Full Time, 2% Part Time, and 3% Contract. Highlights an 83% Physical, 2% Hybrid, and 15% Remote job distribution, with an average salary of $120,540 per year, or $58 per hour.

Blockchain Operations Engineer

SWIFT VA

Manassas, VA • On-site

$225K/yr

Other

Medical, Dental, Vision, Life, Retirement

Posted 19 days ago


Job description

ABOUT US

We're the world's leading provider of secure financial messaging services, headquartered in Belgium. We are the way the world moves value - across borders, through cities and overseas. No other organisation can address the scale, precision, pace and trust that this demands, and we're proud to support the global economy.

We're unique too. We were established to find a better way for the global financial community to move value - a reliable, safe and secure approach that the community can trust, completely. We're always striving to be better and are constantly evolving in an ever-changing landscape, without undermining that trust. Five decades on, our vibrant community reflects the complexity and diversity of the financial ecosystem. We innovate diligently, test exhaustively, then implement fast. In a connected and exciting era, our mission has never been more relevant. Swift now has a presence in 200+ countries and legal territories to serve a community of more than 12,000 banks and financial institutions.

Education
  • University degree in computer science or related field. Or equivalent work experience.

  • Certifications in cloud, DevOps, or blockchain technologies.

  • Knowledge of cybersecurity and infrastructure hardening.

Experience

10 to 12 years' experience in systems development; with 2 years exposure to the team leader role

Roles and ResponsibilitiesBlockchain Infrastructure Management
  • Deploy, configure, and maintain blockchain nodes and validator infrastructure.

  • Monitor blockchain network health, synchronization status, and transaction throughput.

  • Manage production environments for private, or consortium blockchain platforms.

  • Perform upgrades, patches, and version management of blockchain protocols.

Production Operations & Monitoring
  • Ensure 24/7 availability and reliability of blockchain services.

  • Implement monitoring and alerting systems for blockchain nodes, APIs, wallets, and smart contracts.

  • Analyze logs and metrics to identify performance bottlenecks or operational risks.

  • Handle incident response, root cause analysis, and recovery procedures.

Smart Contract Operations
  • Support deployment and maintenance of smart contracts in production.

  • Monitor smart contract execution, gas usage, and transaction failures.

  • Coordinate rollback and emergency remediation procedures when required.

Security & Compliance
  • Implement security best practices for wallets, keys, nodes, and infrastructure.

  • Manage access controls, secrets management, and encryption mechanisms.

  • Monitor blockchain activity and investigate anomalies.

DevOps & Automation
  • Build and maintain CI/CD pipelines for blockchain applications.

  • Automate deployment, scaling, backup, and recovery operations.

  • Use Infrastructure as Code (IaC) tools for environment provisioning.

  • Improve operational efficiency through scripting and automation.

Performance Optimization
  • Optimize node performance, storage utilization, and network latency.

  • Tune blockchain infrastructure for scalability and high transaction volume.

  • Support load balancing and disaster recovery planning.

  • Conduct capacity planning and forecasting.

Collaboration & Support
  • Work closely with blockchain developers and product teams.

  • Provide technical support for production issues and deployments.

  • Create operational documentation, runbooks, and SOPs.

  • Participate in on-call rotations and production support activities.

Technical Skills
  • Strong knowledge of blockchain platforms such as Ethereum, Hyperledger Besu, Solana
  • Experience with Linux system administration and distributed systems.
  • Knowledge of smart contract technologies such as Solidity, Rust, Web3.js / Ethers.js
  • Experience with containerization and orchestration such as Docker, Kubernetes
  • Monitoring and observability tools such as Prometheus, Grafana
Soft Skills
  • Strong analytical and troubleshooting abilities.

  • Excellent communication and documentation skills.

  • Ability to work in high-availability production environments.

  • Strong incident management and problem-solving mindset.

The estimated salary range for a new hire into this position in Virginia is $121,564 USD Annual to $225,762 Annual USD. Salary may vary depending on job-related factors which may include knowledge, skills, experience, and location. Our compensation packages include a competitive base salary and bonus opportunity for all employees contingent on personal and company performance. Our generous benefits program includes medical, dental, vision and life insurance with no premium costs for our employees and their families, and retirement plan plus matching 401k.

What we offer

We give you the freedom to be yourself. We are creating an environment of unique individuals - like you - with different perspectives on the financial industry and the world. A diverse and inclusive environment in which everyone's voice counts and where you can reach your full potential.

We are committed to an inclusive and accessible recruitment process. If you require a reasonable accommodation related to accessibility during your application or interview, please contact accessibility-Sysgroup@swift.com or indicate this in your application.

Please note that this mailbox is not monitored for general recruitment enquiries and should only be used for accessibility or accommodation-related requests (for example related to vision, hearing or neurodiversity).

All requests are confidential and will not affect your candidacy.

Don't meet every single requirement? At Swift, we are dedicated to building a workplace where people can bring their full selves and ideas to the team, so if you are excited about this role, we encourage you to apply even if you do not meet every single qualification.