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Blockchain Software Engineer Jobs in Seattle, WA

Staff Software Engineer

Seattle, WA ยท Remote

$195K - $257K/yr

The Staff Software Engineer is responsible for extending Circle's in-house blockchain systems infrastructure to support the tokenization of the world; analyzing requirements, procedures, and problems ...

Senior Software Engineer

Seattle, WA ยท Remote

$152K - $205K/yr

The Senior Software Engineer is responsible for extending Circle's in-house blockchain systems infrastructure to support the tokenization of the world; analyzing requirements, procedures, and ...

Blockchain - Lead Security Engineer

Seattle, WA ยท On-site

$116K - $153K/yr

Make a real impact as you help shape the future of software security at one of the world's largest ... This is a hands-on engineering role requiring knowledge of blockchain protocols, cloud-native ...

Senior Software Engineer, Crypto

Seattle, WA

$139K - $183K/yr

We are seeking a Senior Software Engineer to join our team. SoFi is building out a new team to ... Understanding of blockchain fundamentals and distributed ledger technologies * Hands-on experience ...

Senior Software Engineer, Crypto

Seattle, WA ยท On-site

$139K - $183K/yr

We are seeking a Senior Software Engineer to join our team. SoFi is building out a new team to ... Understanding of blockchain fundamentals and distributed ledger technologies * Hands-on experience ...

Manager, Software Engineering

Seattle, WA ยท Remote

$195K - $257K/yr

... and programmable blockchain infrastructure. Circle's platform includes the world's largest ... Lead agile software processes for engineering teams and introduce best-in-class industry practices

Digital Assets Technical Architect

Seattle, WA ยท On-site

$75.50 - $91/hr

... and blockchain-enabled workflows * Guiding engineering teams through architecture decisions ... software engineering, or platform engineering roles within banking, capital markets, payments, or ...

Senior Solana Engineer

Seattle, WA ยท On-site +1

$200K - $220K/yr

Qualifications * 5+ years of software engineering experience. * 2+ years writing production code in ... You foster relationships with finance experts, blockchain specialists, back-end developers and ...

Principal Technical Writer

Seattle, WA ยท Remote

$185K - $237K/yr

... and programmable blockchain infrastructure. Circle's platform includes the world's largest ... Strong understanding of software development concepts, including REST APIs and developer workflows

... and programmable blockchain infrastructure. Circle's platform includes the world's largest ... Experience/familiarity with Workiva or other reporting software, Slack, Apple MacOS and GSuite.

Blockchain Software Engineer information

See Seattle, WA salary details

$72.3K

$167.9K

$233.9K

How much do blockchain software engineer jobs pay per year?

As of Jun 11, 2026, the average yearly pay for blockchain software engineer in Seattle, WA is $167,886.00, according to ZipRecruiter salary data. Most workers in this role earn between $136,600.00 and $196,900.00 per year, depending on experience, location, and employer.

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

To thrive as a Blockchain Software Engineer, you need strong proficiency in programming languages such as Solidity, JavaScript, or Go, as well as a solid understanding of blockchain principles and cryptography, typically backed by a degree in computer science or related fields. Familiarity with blockchain frameworks (like Ethereum, Hyperledger), smart contract development tools, and distributed ledger technologies is essential. Strong problem-solving skills, attention to detail, and effective communication set exceptional candidates apart in this role. These capabilities are crucial for designing secure, efficient decentralized applications and contributing to innovative blockchain solutions.

What is a Blockchain Software Engineer?

A Blockchain Software Engineer is a technology professional who designs, develops, and maintains applications and systems based on blockchain technology. They create decentralized applications (dApps), smart contracts, and sometimes work on the core blockchain protocols themselves. These engineers typically have expertise in languages like Solidity, Rust, or Go, and understand cryptography, distributed systems, and consensus algorithms. Their work enables secure, transparent, and tamper-resistant digital transactions and data storage.

What are some common challenges faced by Blockchain Software Engineers when working on decentralized applications?

Blockchain Software Engineers often encounter unique challenges such as ensuring security in smart contracts, managing scalability limitations, and handling the complexities of different blockchain protocols. Debugging and testing decentralized applications can be more complex due to the immutability of blockchain data, making it crucial to catch errors early in the development cycle. Additionally, engineers frequently collaborate with product managers, security experts, and other developers to align on protocol updates and integrate new features safely and efficiently.

What is the difference between Blockchain Software Engineer vs Blockchain Developer?

AspectBlockchain Software EngineerBlockchain Developer
CredentialsBachelor's in CS or related field, certifications like Certified Blockchain DeveloperSimilar credentials, often the same certifications
Work EnvironmentDevelops blockchain infrastructure, protocols, and core systemsBuilds decentralized applications and smart contracts
Industry UsageUsed across finance, supply chain, and tech firms for core blockchain solutionsPrimarily in DApp development, DeFi, and smart contract projects

While both roles require blockchain knowledge and similar credentials, Blockchain Software Engineers focus on creating the underlying blockchain systems, whereas Blockchain Developers primarily build applications and smart contracts on existing blockchain platforms.

Infographic showing various Blockchain Software Engineer job openings in Seattle, WA as of June 2026, with employment types broken down into 79% Full Time, 18% Part Time, and 3% Contract. Highlights an 87% Physical, 6% Hybrid, and 7% Remote job distribution, with an average salary of $167,886 per year, or $80.7 per hour.
Staff Software Engineer

Staff Software Engineer

Circle

Seattle, WA โ€ข Remote

$195K - $257K/yr

Full-time

Posted 4 days ago


Job description

Circle (NYSE: CRCL) is one of the world's leading internet financial platform companies, building the foundation of a more open, global economy through digital assets, payment applications, and programmable blockchain infrastructure. Circle's platform includes the world's largest regulated stablecoin network anchored by USDC, Circle Payments Network for global money movement, and Arc, an enterprise-grade blockchain designed to become the Economic OS for the internet. Enterprises, financial institutions, and developers use Circle to power trusted, internet-scale financial innovation. Learn more at circle.com.

What you'll be part of:

Circle is committed to visibility and stability in everything we do. As we grow as an organization, we're expanding into some of the world's strongest jurisdictions. Speed and efficiency are motivators for our success and our employees live by our company values: High Integrity, Future Forward, Multistakeholder, Mindful, and Driven by Excellence. We have built a flexible work environment where new ideas are encouraged and everyone is a stakeholder.

What you'll be responsible for:

The Staff Software Engineer is responsible for extending Circle's in-house blockchain systems infrastructure to support the tokenization of the world; analyzing requirements, procedures, and problems to improve existing systems and modifying systems; building and owning scalable microservices that are responsible for reliable and secure APIs that transfer value and assets across all blockchain protocols as well as traditional banking protocols; collaborating with Product and Engineering teams to design, test, and shape Circle features, including developing and documenting system design procedures, testing procedures, and quality standards; troubleshooting program and system malfunctions to restore normal functioning; building publicly accessible APIs that make it simple for developers to integrate with complex payment systems; integrating Platform Services with leading banks and financial technologies; consulting with management to ensure agreement on system principles; writing the infrastructure to deliver great payment experiences, including data sources (SQL or NoSQL), messaging systems and APIs; other duties as assigned.

What you'll bring to Circle:

  • 7 years minimum professional software development experience in object oriented languages like Go or Java.

  • Computer Science degree or a closely related field (or foreign equivalent).

  • Technical leadership of teams >4 on architecture and system design.

  • Expert in one of the domains of API design, payments processing, or blockchains.

  • Deep understanding/experience with:

    • Architecture, design, and deployment of production-quality, scalable software

    • Web3, blockchain, smart Contract business logic

    • RESTful API design and development principles

    • Cloud services (AWS, Google Cloud, Microsoft Azure, etc)

    • Container orchestration systems like Kubernetes or EKS, ECS

    • SQL databases and designing schemas

  • Deep focus on coding standards and code quality -- a desire to have great test coverage to enable continuous delivery.

  • Excellent communication skills, able to collaborate with remote teams, share ideas and present concepts effectively

  • Self-starter with a curious mindset, you enjoy moving at a fast pace, shipping software that improves the user experience and constantly improving your work with little supervision

Circle is on a mission to create an inclusive financial future, with transparency at our core. We consider a wide variety of elements when crafting our compensation ranges and total compensation packages.

Starting pay is determined by various factors, including but not limited to: relevant experience, skill set, qualifications, and other business and organizational needs. Please note that compensation ranges may differ for candidates in other locations.

Base Pay Range: $195,000-$257,500

We are an equal opportunity employer. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status, or any other protected status required by the laws in the locations where we hire. Additionally, Circle participates in the E-Verify Program in certain locations, as required by law.

Should you require accommodations or assistance in our interview process because of a disability, please reach out toaccommodations@circle.comfor support. We respect your privacy and will connect with you separately from our interview process to accommodate your needs.

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