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Smart Contract Engineer Jobs in Seattle, WA (NOW HIRING)

Business Intelligence Engineer IV

Seattle, WA · On-site

$58 - $75.50/hr

Contract Work Type: Onsite * Client Health Services (AHS) is on a mission to make it dramatically ... detail oriented, smart, efficient, and driven to help our business succeed by providing key ...

ABAP Developer

Redmond, WA · On-site

$69 - $93.25/hr

The company is primarily focused on information technology, engineering, healthcare, financial ... Output (Smart Forms /SAPSCRIPT/Adobe Forms), Listing & Exclusions, Contracts, Order Types, Item ...

Traffic Supervising Engineer

Seattle, WA · On-site

$62.48 - $79.20/hr

If you're passionate about making real-world impact through smart transportation systems and enjoy ... Oversee discretionary traffic services for contract cities. * Perform or supervise in-house traffic ...

Showing results 41-60

Smart Contract Engineer information

See Seattle, WA salary details

$43.3K

$131.9K

$218.1K

How much do smart contract engineer jobs pay per year?

As of Sep 6, 2026, the average yearly pay for smart contract engineer in Seattle, WA is $131,931.00, according to ZipRecruiter salary data. Most workers in this role earn between $94,500.00 and $172,500.00 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 Seattle, WA?

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

What job categories do people searching Smart Contract Engineer jobs in Seattle, WA look for?

The top searched job categories for Smart Contract Engineer jobs in Seattle, WA are:

What cities near Seattle, WA are hiring for Smart Contract Engineer jobs?

Cities near Seattle, WA with the most Smart Contract Engineer job openings:

Infographic showing various Smart Contract Engineer job openings in Seattle, WA as of August 2026, with employment types broken down into 91% Full Time, 5% Part Time, and 4% Contract. Highlights an 88% Physical, 4% Hybrid, and 8% Remote job distribution, with an average salary of $131,931 per year, or $63.4 per hour.

Construction Manager/ Civil Resident Engineer - South End (South King County & Pierce County)

Jimmy Jazz

Bellevue, WA • On-site

$37 - $198/hr

Other

Medical, Life, Retirement, PTO

Posted 5 days ago


Job description

  • Location 11201 SE 8th St,Suite 160,Bellevue, WA, 98004-6364,United States
  • Base Pay $37,440.00 - $197,600.00 / Year
  • Job Category Construction Management, Civil Engineering , Consulting
  • Employee Type FTE
  • Required Degree 4 Year Degree
  • Manage Others Yes
Contact information
  • Email careers@kbacm.com
TEAMS THAT BUILD TRUST

For 32 years, KBA has successfully managed highly visible public and private construction projects, earning the trust and respect of clients throughout our community. It’s what we do. No one does it better. KBA is small enough to be flexible and responsive, yet big enough to manage large and complex projects. As 100% employee owned, we recognize our employees are our most important resource and the basis for our success. We respect and seek to empower each individual and support the diverse perspectives, skills, experiences and cultures within our workforce. KBA offers an excellent benefits package that includes health insurance, 401K Plan, holidays, paid time off (PTO), and an employee stock ownership plan. We support and further professional growth and development. We work hard, and we have fun.

KBA, Inc. works on the area’s most technically challenging, complex, and award-winning construction projects:

Roads - Bridges & Highways - Transit Water & Wastewater - Buildings - Land Development - Port Facilities

Bring your knowledge and expertise as our next Civil Construction Resident Engineer to develop creative solutions which help our clients make smart and strategic decisions to complete successful projects in the South End area. The ability to anticipate and solve problems with nearly obsessive attention to detail pretty much sums up the KBA difference. Our people know that managing projects efficiently and effectively produces success; and working collaboratively to do so makes the success truly rewarding.

Who you are:
  • Develops working relationships with agency staff and stakeholders.
  • Understands document control for the project (i.e., materials documentation of RFI, contractor payment, contractor employment records) at an advanced level with oversight from more experienced staff.
  • Ensures accountability by holding oneself and others accountable to meet commitments.
  • Takes on new opportunities and tough challenges with a sense of urgency, high energy, and enthusiasm; independently.
  • Communicates effectively by developing and delivering multi-mode communications that convey a clear understanding of the project needs to external partners (i.e.: clients, consultants, and contractors).
  • Shows courage by stepping up to address difficult issues and saying what needs to be said.
  • Cultivates innovation by creating new and better ways for the project to be successful and tapping resources.
  • Uses resourcefulness by securing and deploying project resources effectively and efficiently.
  • Drives results by consistently accomplishing tasks independently, even under tough circumstances.
  • Effectively executes delegated work.
  • Instills trust by gaining the confidence of others through honesty, integrity, and authenticity.
What you’ll be doing:
  • Coordinates daily observation of contractor activities and reviews Inspectors Daily Reports.
  • Reviews verification of materials and tracks quantities.
  • Prepares and negotiates Work Change Directives and Change Orders.
  • Reviews and approves monthly contractor progress payments.
  • Monitors contractor progress compared with progress schedule and budget.
  • Works with contractor and client to resolve conflicts in the field.
  • Draft responses to Contractor's correspondence as required.
  • Monitors activities of assigned staff for conformance with contractual requirements.
  • Provides technical leadership for complex or unique assignments.
  • Provides guidance, training, and mentorship to inspection staff.
  • Performs constructability and schedule reviews.
  • Manages contract close-out.
  • Ensures compliance with federal, state, and local agency construction administration policies.
  • Fosters a safety culture on the project site.
  • Performs office management engineer work when needed including but not limited to: prepares documentation for change orders, reviews change order scope of work, schedule and cost, processes and maintains tracking logs for RFIs, submittals, pay estimates, and other deliverables. Assists in constructability reviews.
  • Inspects, monitors, and oversees construction field work tasks and activities on a project to ensure conformance to plans and specifications. Reads, interprets, and confirms compliance with applicable contract documents.
  • Performs or oversees on-site material testing. Reviews plans and specifications to determine material requirements (quantities and qualities). Responsible for the tracking of item quantities and preparing pay estimates and ensures that procedures and materials comply with plans and specifications.
  • Initiates field changes to drawings and specifications and identifies discrepancies or conflicts within the documents.
  • Reviews contractors daily construction reports for accuracy, thoroughness, and consistency.
  • Responsible for maintaining as-constructed drawings and monitors contractors progress to analyze against progress schedule.
  • Consults on work progress and construction problems, proactively recommends solutions, assists in the resolution of issues, and acts as a liaison with the engineer of record.
Requirements What you’ll need to be successful (minimum requirements):
  • Five (5) to Ten (10) years or more of experience.
  • A college degree (a Bachelors in Civil Engineering or Construction Management is preferable) and/or commensurate work related experience and specialized training/courses and certificates.
  • Direct experience as a Resident Engineer or Construction Manager with a minimum of 5 years of experience working on public capital projects as a consultant, owner/agency, or approved equivalent.
    *Has worked on a minimum of 5 large projects at $10 million or more.
    *Experience managing contracts with Federal Aid Funding documentation required.
  • Understanding of construction methods, including standards, equipment, processes, and safety considerations, and an ability to reads and interpret complex contract documents.
  • Strong written and oral communication skills.
  • Experience with computer applications.
  • Strong written and oral communication skills including the ability to maintain a positive work atmosphere by acting and communicating so that you get along with clients, contractors, co-workers, and management.
  • A valid driver's license and a good driving record are required.
  • This position requires authorization to work in the United States both currently and in the future without the need for employer sponsorship.
  • Ability to lift 50 pounds, such as boxes of records, is required.
  • Ability to walk, stand, climb stairs and ladders, and navigate uneven terrain throughout construction worksites for up to 10 hours a day is required.
What we’d love if you had (preferred requirements):
  • PE or CCM or both
  • Experience with the software we use at an intermediate level: Microsoft Office, MS Project, SharePoint, BlueBeam
  • Experience on alternative delivery projects, including GC/CM and/or Design-Build.
  • Minimum 4 years construction inspection experience on heavy civil projects including bridge, roadway, transit, and/or rail.
  • Prefer the following technical experience:
    *ProCare
    *Autodesk Build or PlanGrid
    *PM Web
    *Kahua Project Management software
Summary Medical and Wellness Benefits (100% employer paid for employees, with dependent coverage subsidies)

Medical and Prescriptions
Company Contributions to Health Savings Account (HSA)

Paid Time Off

Paid Personal Leave
Company Observed Holidays

Investment/Retirement Programs

Employee Stock Ownership Plan (ESOP)
401(k) Plan

Income Protection

Term Life and Accidental Death & Dismemberment (AD&D)
Identity Theft Protection

Voluntary Guaranteed Issue

Supplemental Life and AD&D
Supplemental Long Term Care

Company Events

KBA Quarterly Safety Meetings
KBA Summer Picnic
KBA Company Campout
KBA Winter Banquet
Team Building Activities (marathons, sporting events, book club)
Community Projects

Professional Development

Professional Registrations, Licenses, and Certifications
Memberships in Professional and Technical Societies
Training and Education Assistance

EOE/AA/VETERAN/DISABILITY

KBA is committed to an inclusive work environment that is full of opportunity for all, with a workforce that reflects the region’s diversity. At the core of it all, our approach is shaped by a strong respect for people. KBA provides equal employment opportunities to all employees and applicants for employment, takes affirmative action to employ and advance in employment individuals, and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, status as an individual with a disability, genetics, status as a protected veteran, sexual orientation, gender identity or expression, or for inquiring about, discussing, or disclosing information about compensation or any other characteristic protected by federal, state or local laws. KBA has won the American Council of Engineering Companies of Washington’s “Excellence in Inclusion” award for all three years that it has been awarded. All employment is decided on the basis of qualifications, merit, and business need. KBA uses E-Verify to verify the ability of all new employees to legally work in the United States. If you need assistance or an accommodation in the application process, please contact us at careers@kbacm.com

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