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Blockchain Tester Jobs (NOW HIRING)

SWIFT

Blockchain Test Engineer - Hybrid

Manassas, VA · On-site

$124K/yr

Execute various types of testing, including functional, integration, performance, security, and regression testing, specifically tailored for blockchain environments * Test and integrate blockchain ...

DTCC

Blockchain Engineer

Boston, MA · On-site

Design and enhance testing strategies, deployment pipelines and reusable contract libraries ... Share blockchain and smart contract expertise with both technical and nontechnical team members

DTCC

Blockchain Engineer

Tampa, FL · On-site

Design and enhance testing strategies, deployment pipelines and reusable contract libraries ... Share blockchain and smart contract expertise with both technical and nontechnical team members

DTCC

Blockchain Engineer

Tampa, FL · On-site

Design and enhance testing strategies, deployment pipelines and reusable contract libraries ... Share blockchain and smart contract expertise with both technical and nontechnical team members

Orbofi

Ensuring the security, reliability, and performance of blockchain solutions by conducting thorough testing, code reviews, and audits. * Creating and maintaining clear documentation for smart ...

DTCC

Blockchain Engineer

Jersey City, NJ · On-site

Design and enhance testing strategies, deployment pipelines and reusable contract libraries ... Share blockchain and smart contract expertise with both technical and nontechnical team members

M3BI

Blockchain Developer

Phoenix, AZ · On-site

Our primary focus is around data analytics, testing automation and end-to-end delivery of Data ... We're seeking a strong hands on developer experienced with Ethereum and Blockchain architecture to ...

TMS

Blockchain Developer

Edison, NJ · Remote

$90 - $95/hr

Professional proficiency in Solidity and Rust, complemented by strong JavaScript/TypeScript or Python for tooling and testing. - Core Architecture: Deep understanding of blockchain internals ...

DTCC

Blockchain Engineer

Coppell, TX · On-site

Design and enhance testing strategies, deployment pipelines and reusable contract libraries ... Share blockchain and smart contract expertise with both technical and nontechnical team members

Alpha Bravo Leasing

Blockchain Intern

Washington, DC · On-site

$17 - $22.75/hr

Experience in writing, testing, and publishing Smart Contracts on Ethereum blockchain * Knowledgeable about dApp architecture * Experienced with "Oracles" in a plus Contact For immediate ...

CLPS Global

Blockchain Developer

Manhattan, NY · On-site

Role: Blockchain Developer Location: 388 Greenwich Street, New York, NY 10013 / 480 Washington ... Proficiency in Solidity smart contract development, including testing frameworks (Hardhat, Foundry ...

M3BI

Blockchain Developer

Phoenix, AZ

Our primary focus is around data analytics, testing automation and end-to-end delivery of Data ... We're seeking a strong hands on developer experienced with Ethereum and Blockchain architecture to ...

Fynbosys Inc

Blockchain Developer

Jersey City, NJ · On-site

$54.75 - $70.75/hr

Blockchain Developer Location: 388 Greenwich Street, New York, NY 10013 / 480 Washington Boulevard ... Proficiency in Solidity smart contract development, including testing frameworks (Hardhat, Foundry ...

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How much do blockchain tester jobs pay per hour?

As of Jul 24, 2026, the average hourly pay for blockchain tester in the United States is $38.36, according to ZipRecruiter salary data. Most workers in this role earn between $21.39 and $50.72 per hour, depending on experience, location, and employer.

What is the blockchain testing?

Blockchain testing is the process of verifying the functionality, security, and performance of blockchain applications and smart contracts. It involves testing for vulnerabilities, correctness of transactions, and network stability, often using specialized tools and frameworks. Blockchain testers ensure the integrity and reliability of blockchain systems before deployment.

What are some typical challenges faced by Blockchain Testers, and how do they address them?

Blockchain Testers often encounter challenges such as verifying the security and immutability of decentralized systems, testing complex smart contracts, and ensuring interoperability between different blockchain platforms. They address these issues by designing thorough test cases, automating repetitive tasks, and staying updated on the latest vulnerabilities and testing strategies within the blockchain community. Collaboration with developers, product managers, and security specialists is essential to thoroughly vet new features and protocols. As blockchain technology continues to evolve, testers must be proactive in learning about new frameworks and regulatory standards that impact their testing processes.

Is blockchain a high paying job?

Blockchain Tester roles are generally well-paid compared to many entry-level tech positions, with salaries varying based on experience, location, and certifications. Skilled testers with knowledge of blockchain platforms and testing tools tend to earn higher salaries, especially in competitive markets.

Is blockchain still a thing in 2026?

Blockchain technology remains relevant in 2026, with ongoing applications in finance, supply chain, and digital assets. Blockchain testers are needed to ensure security, functionality, and compliance of blockchain-based systems as the technology continues to evolve and expand across industries.

What is a Blockchain Tester job?

A Blockchain Tester is responsible for evaluating and ensuring the quality, security, and performance of blockchain-based applications. They design test cases, execute manual and automated testing, and identify vulnerabilities in smart contracts, consensus mechanisms, and decentralized applications (dApps). Their role involves working with tools like Truffle, Ethereum TestRPC, and various blockchain frameworks to validate functionality and security. Blockchain Testers also collaborate with developers to resolve defects and optimize blockchain networks. Their expertise helps ensure that blockchain systems operate efficiently and securely before deployment.

What are the key skills and qualifications needed to thrive in the Blockchain Tester position, and why are they important?

To thrive as a Blockchain Tester, you need strong analytical skills, proficiency in software testing methodologies, and an understanding of blockchain architectures and smart contracts, often supported by a degree in computer science or a similar field. Experience with blockchain-specific testing tools like Truffle, Ganache, and automated testing frameworks, as well as certifications such as Certified Blockchain Professional (CBP), is highly valuable. Attention to detail, effective communication, and problem-solving abilities help Blockchain Testers stand out in team-driven environments. These skills and qualities are critical for ensuring the security, reliability, and compliance of blockchain-based applications in a rapidly evolving technological landscape.

Will AI replace blockchain?

As a blockchain tester, it is unlikely that AI will fully replace blockchain technology, as blockchain relies on decentralized consensus and cryptographic security that AI cannot replicate. Instead, AI can be used to enhance blockchain applications, such as improving security analysis or automating smart contract testing. Both skills in AI and blockchain are valuable for developing and maintaining secure, efficient systems.
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What states have the most Blockchain Tester jobs? States with the most job openings for Blockchain Tester jobs include:
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Blockchain Tester jobs near you
Infographic showing various Blockchain Tester job openings in the United States as of July 2026, with employment types broken down into 96% Full Time, 1% Part Time, 2% Contract, and 1% Nights. Highlights an 70% Physical, 3% Hybrid, and 27% Remote job distribution, with an average salary of $79,791 per year, or $38.4 per hour.

Blockchain Tester at Jersey City, NJ / Dallas, TX / Tampa, FL - onsite

Volto USA

Jersey City, NJ • On-site

Contractor

Posted 27 days ago

Job description

Role: Blockchain Tester

Location: Jersey City, NJ / Dallas, TX / Tampa, FL - onsite

Duration: 6 months

GBaMS ReqID: 10524162

Role Descriptions:

Functional Testing Test blockchain transactions| events| ledgers| and consensus flows Validate smart contract logic| state changes| and event triggers Test API integrations between blockchain nodes and external systems Verify wallet operations| digital signatures| and cryptographic flows

Ensure data integrity and immutability across blocks

2. Smart Contract Testing

Review smart contract requirements and design

Perform unit testing and functional testing of smart contracts Validate gas usage| error handling| and boundary conditions

Run contract test cases using frameworks like Truffle| Hardhat| Ganache| Foundry

3. AutomationBuild and execute automated test scripts for blockchain transactions

Use tools like oSelenium Cypress (UI) o Postman Newman (API) o Web3.js  Ether.js automation for contract testing o Python JavaJS scripting for DLT validation

4. Non-Functional Testing Performance testing of blockchain nodes| transaction throughput| TPS Load and stress testing for network stability Validate latency| block creation time| and consensus delays5. Security TestingValidate private key management| encryption| hashing Test vulnerabilities including  

oReentrancy oInteger over flowunder flow oFront running oDenial of service

oPermission and role-based accessUse scanners like MythX| Slither| Echidna

6. Test DocumentationCreate test plans| test cases| traceability matrix

Report defects with detailed logs and reproduce steps

Collaborate with developers| architects| and product owners

Required Skills Technical Skills

Strong experience in functional testing of distributed systems

Hands-on with at least one blockchain platform

Ethereum, Hyperledger Fabric  Corda  Quorum  Polygon

Experience with smart contract testing API testing (Postman| Swagger)Ability to query blockchain data| logs| events

Experience with one programming scripting language

Java Python JavaScript Solidity basics Tools Truffle Hardhat GanacheWeb3.js Ether.js Docker Kubernetes (optional) JMeter Locust for performance testingGit| Jenkins| CICD pipelines

Preferred Skills

Understanding of consensus algorithms (PoW| PoS| PBFT| Raft)Knowledge of cryptography fundamentals hashing| signatures| wallets

Familiarity with DeFi| DApps| NFTs (if applicable)Experience in BFSI  Capital Markets blockchain use cases (trade finance| KYC| settlements| tokenization)Strong analytical and debugging ability Problem-solving mindsetClear communication for cross-functional teams Ability to work in Agile environments

Strong understanding of blockchain fundamentals| consensus mechanisms| and cryptography.

Experience in Test user interfaces| frontend connectivity| wallet integrations| and API endpoints. Automation Experience  Create| maintain| and execute automated test scripts for blockchain frameworks| Selenium Java.Experience in developing test scenarios for smart contract functionality| edge cases| and security vulnerabilit

Essential Skills:

Functional TestingTest blockchain transactions| events| ledgers| and consensus flows Validate smart contract logic| state changes| and event triggers Test API integrations between blockchain nodes and external systemsVerify wallet operations| digital signatures| and cryptographic flows Ensure data integrity and immutability across blocks

2. Smart Contract TestingReview smart contract requirements and design Perform unit testing and functional testing of smart contracts

Validate gas usage| error handling| and boundary conditions Run contract test cases using frameworks like Truffle| Hardhat| Ganache| Foundry

3. Automation Build and execute automated test scripts for blockchain transactions Use tools like o Selenium  Cypress (UI) oPostman  Newman (API) oWeb3.js  Ether.js automation for contract testing oPython JavaJS scripting for DLT validation4. Non-Functional Testing

Performance testing of blockchain nodes| transaction throughput| TPS Load and stress testing for network stability Validate latency| block creation time| and consensus delays5. Security TestingValidate private key management| encrypt