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Smart Contract Developer Jobs in Washington (NOW HIRING)

SWIFT

Blockchain Developer

Manassas, VA · On-site

$225K/yr

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 ...

Circle

Senior Counsel, Arc

Washington, DC · 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 ...

SWIFT VA

Blockchain Developer

Manassas, VA

$225K/yr

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 ...

SZNS Solutions LLC

Software Engineer

Reston, VA · On-site

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 ...

SZNS Solutions LLC

Software Engineer

Reston, VA · On-site

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 ...

SZNS Solutions LLC

Software Engineer

Reston, VA · On-site

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 ...

Apex Informatics

Blockchain Engineer

Manassas, VA · On-site

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 ...

Flourish Ventures

Data Systems Engineer

Washington, DC · On-site

$140 - $210/hr

Smart contract interactionReading and writing to on-chain registries, understanding gas mechanics, transaction lifecycle, and multi-chain deployment patterns. * On-chain registry designCredential ...

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All JobsSmart Contract Developer JobsSmart Contract Developer Jobs in Washington

Smart Contract Developer information

See Washington salary details

$45.3K

$146.5K

$179.5K

How much do smart contract developer jobs pay per year?

As of Sep 2, 2026, the average yearly pay for smart contract developer in Washington is $146,499.00, according to ZipRecruiter salary data. Most workers in this role earn between $120,100.00 and $177,800.00 per year, depending on experience, location, and employer.

What is a smart contract developer?

Smart Contract Developers are professionals who design, write, and deploy self-executing contracts on blockchain platforms such as Ethereum. These contracts encode rules and agreements into code, enabling automated and trustless transactions between parties. Smart Contract Developers are skilled in blockchain technologies and programming languages like Solidity, and they ensure that contracts are secure, efficient, and function as intended. They often work with decentralized applications (dApps) and participate in the broader ecosystem of blockchain development.

What are some common challenges smart contract developers face when working on blockchain projects?

Smart Contract Developers often encounter challenges such as ensuring code security, avoiding vulnerabilities like reentrancy attacks, and dealing with the immutability of deployed contracts, which makes fixing bugs post-deployment difficult. Additionally, they must stay updated on rapidly evolving blockchain frameworks and tools, and work closely with auditors and project managers to ensure compliance and correctness. Collaborating with front-end and back-end developers is also key, as smart contracts often form the backbone of decentralized applications requiring seamless integration.

What are the key skills and qualifications needed to thrive as a smart contract developer, and why are they important?

To thrive as a Smart Contract Developer, you need a strong grasp of blockchain fundamentals, proficiency in programming languages like Solidity or Vyper, and experience with decentralized application (dApp) development. Familiarity with tools such as Truffle, Hardhat, Remix, and knowledge of smart contract auditing and security best practices is essential. Analytical thinking, attention to detail, and strong problem-solving skills are critical soft skills for this role. These abilities ensure the creation of secure, efficient, and reliable smart contracts that underpin trustworthy decentralized systems.

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

AspectSmart Contract DeveloperBlockchain Developer
CredentialsKnowledge of Solidity, Ethereum, smart contract securityKnowledge of blockchain protocols, cryptography, and development tools
Work EnvironmentFocus on writing, testing, and deploying smart contracts on blockchain platformsDevelops entire blockchain applications, including smart contracts and decentralized apps
Industry UsagePrimarily in DeFi, NFT, and blockchain-specific projectsBroader blockchain solutions, including infrastructure and application development

While both roles work within the blockchain industry, a Smart Contract Developer specializes in creating and securing smart contracts, whereas a Blockchain Developer has a broader scope, including building entire blockchain systems and applications.

What are popular job titles related to Smart Contract Developer jobs in Washington?

For Smart Contract Developer jobs in Washington, the most frequently searched job titles are:

What job categories do people searching Smart Contract Developer jobs in Washington look for?

The top searched job categories for Smart Contract Developer jobs in Washington are:

What cities in Washington are hiring for Smart Contract Developer jobs?

Cities in Washington with the most Smart Contract Developer job openings:

Smart Contract Developer jobs near you
Infographic showing various Smart Contract Developer job openings in Washington as of August 2026, with employment types broken down into 2% As Needed, 70% Full Time, 19% Part Time, 3% Temporary, and 6% Contract. Highlights an 88% Physical, 2% Hybrid, and 10% Remote job distribution, with an average salary of $146,499 per year, or $70.4 per hour.

Blockchain Developer/Programmer - W2 Role

Interon IT Solutions

Manassas, VA • On-site

Contractor

Re-posted 25 days ago

Job description

#W2 role
 
JD;
We are seeking an experienced Blockchain Developer to design, develop, and optimize distributed ledger solutions for enterprise-grade applications. The role involves working across smart contracts, consensus mechanisms, secure integrations, and high-throughput architectures tailored for financial and workflow-driven systems. Responsibilities: * Develop, test, and deploy distributed ledger technology (DLT) applications and smart contracts using Typescripts, Solidity, JSON, REST APIs. * Build and maintain blockchain infrastructure and backend services. * Implement and integrate blockchain protocols, including but not limited to Ethereum, Hyperledger Besu, Corda, Cosmos, Canton. * Design and implement identity and access management (PKI, certificates, roles, and permissions). * Implement Security Measures by applying cryptographic techniques to protect digital transaction data and prevent unauthorized access. * Integrate blockchain solutions with existing enterprise systems (APIs, databases, etc.). * Ensure data privacy, confidentiality, and compliance with regulatory requirements. * Participate in network governance design (consensus, membership, endorsement policies) * Develop, test, debug and maintain robust, secure, and performant blockchain applications. * Stay abreast of the latest advancements in blockchain technology, cryptography, and distributed systems. * Participate in code reviews, technical discussions, and contribute to the overall architectural direction of blockchain initiatives. * Collaborate with product, DevOps, and security teams. * Document technical designs, development processes, and operational procedures. * Hands on experience with AWS deployment.