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Blockchain Engineer Jobs in Washington, DC (NOW HIRING)

SZNS Solutions LLC

Software Engineer

Reston, VA · On-site

Founded by ex-Googlers with engineers from Google, Amazon, and Capital One, SZNS differentiates itself particularly in AI, data engineering, blockchain, and cloud-native software application ...

Circle

Staff Software Engineer

Washington, DC · 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 ...

SZNS Solutions LLC

Senior Software Engineer

Reston, VA

$127K - $168K/yr

Founded by ex-Googlers with engineers from Google, Amazon, and Capital One, SZNS differentiates itself particularly in AI, data engineering, blockchain, and cloud-native software application ...

Circle

Senior Software Engineer

Washington, DC · 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 ...

SZNS Solutions LLC

Senior Software Engineer

Reston, VA · On-site

$127K - $168K/yr

Founded by ex-Googlers with engineers from Google, Amazon, and Capital One, SZNS differentiates itself particularly in AI, data engineering, blockchain, and cloud-native software application ...

SZNS Solutions LLC

Senior Software Engineer

Reston, VA · On-site

$127K - $168K/yr

Founded by ex-Googlers with engineers from Google, Amazon, and Capital One, SZNS differentiates itself particularly in AI, data engineering, blockchain, and cloud-native software application ...

PhoenixTeam

Java/Full Stack Engineer

Arlington, VA · On-site

$60.50 - $78/hr

Overview We are seeking a Java / Full Stack Engineer with experience (or strong interest) in ... blockchain-based assets (if applicable) - Optimize performance and scalability for high-volume ...

PhoenixTeam

Java/Full Stack Engineer

Arlington, VA

$60.50 - $78/hr

Overview We are seeking a Java / Full Stack Engineer with experience (or strong interest) in ... blockchain-based assets (if applicable) - Optimize performance and scalability for high-volume ...

Circle

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 ...

The Social App

Full Stack Engineer (Remote)

Washington, DC · Remote

$125K - $185K/yr

We are looking for a Full Stack Engineer who will be part of our path of destruction that will ... Knowledgable and experience with Blockchain and Crypto Location : Remote with quarterly all-hands ...

SZNS Solutions LLC

Engineering Manager

Reston, VA · On-site

Founded by ex-Googlers with engineers from Google, Amazon, and Capital One, SZNS differentiates itself particularly in AI, data engineering, blockchain, and cloud-native software application ...

SZNS Solutions LLC

Engineering Manager

Reston, VA · On-site

Founded by ex-Googlers with engineers from Google, Amazon, and Capital One, SZNS differentiates itself particularly in AI, data engineering, blockchain, and cloud-native software application ...

SZNS Solutions LLC

Engineering Manager

Reston, VA · On-site

Founded by ex-Googlers with engineers from Google, Amazon, and Capital One, SZNS differentiates itself particularly in AI, data engineering, blockchain, and cloud-native software application ...

VivSoft Technologies LLC

Cybersecurity Engineer

Herndon, VA · On-site +1

$145K - $175K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

These factories deliver AI/ML Applications, Data Science Platforms, Blockchain and Microservices for DoD, Healthcare and Civilian Agencies Job Summary: The Cybersecurity Engineer independently ...

VivSoft Technologies

Cybersecurity Engineer

Herndon, VA · Remote

$145K - $175K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

These factories deliver AI/ML Applications, Data Science Platforms, Blockchain and Microservices for DoD, Healthcare and Civilian Agencies Job Summary: The Cybersecurity Engineer independently ...

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Showing results 21-40

All JobsBlockchain Engineer JobsBlockchain Engineer Jobs in Washington, DC

Blockchain Engineer information

See Washington, DC salary details

$44K

$114.9K

$155.3K

How much do blockchain engineer jobs pay per year?

As of Aug 14, 2026, the average yearly pay for blockchain engineer in Washington, DC is $114,903.00, according to ZipRecruiter salary data. Most workers in this role earn between $94,900.00 and $131,600.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a blockchain engineer?

To thrive as a Blockchain Engineer, you need strong programming skills in languages like Solidity, Go, or Python, a deep understanding of blockchain architecture, and a relevant degree in computer science or a related field. Hands-on experience with distributed ledger technologies, smart contract development tools, and blockchain frameworks like Ethereum or Hyperledger is typically required, along with certifications such as Certified Blockchain Developer (CBD). Excellent problem-solving abilities, collaboration skills, and effective communication make candidates stand out in this role. These skills are critical to designing secure, scalable blockchain solutions and working efficiently within dynamic engineering teams.

What is a blockchain engineer?

A Blockchain Engineer is responsible for designing, developing, and maintaining blockchain systems and applications. They work with blockchain protocols, smart contracts, decentralized applications (DApps), and security frameworks. Their role includes implementing cryptographic techniques, optimizing blockchain architectures, and integrating blockchain solutions with existing systems. Blockchain Engineers often collaborate with developers, data scientists, and business teams to create secure and scalable blockchain-based applications.

What does a blockchain engineer do?

A typical day for a Blockchain Engineer often involves designing, developing, and implementing blockchain-based solutions, writing and testing smart contracts, and collaborating closely with product managers and other developers to refine system requirements. You might participate in code reviews, identify and resolve security vulnerabilities, and keep up-to-date with emerging blockchain trends. Problem-solving and cross-functional teamwork are common, as projects often require input from cybersecurity, backend, and frontend specialists. This dynamic mix of activities offers opportunities for continuous learning and skill development in a rapidly evolving technology landscape.

What are the most commonly searched types of Blockchain Engineer jobs in Washington, DC?

The most popular types of Blockchain Engineer jobs in Washington, DC are:

What are popular job titles related to Blockchain Engineer jobs in Washington, DC?

For Blockchain Engineer jobs in Washington, DC, the most frequently searched job titles are:

What job categories do people searching Blockchain Engineer jobs in Washington, DC look for?

The top searched job categories for Blockchain Engineer jobs in Washington, DC are:

Blockchain Engineer jobs near you
Infographic showing various Blockchain Engineer job openings in Washington, DC as of July 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 $114,898 per year, or $55.2 per hour.

Software Engineer

SZNS Solutions LLC

Reston, VA • On-site

Full-time

Re-posted 18 days ago

Job description

"SZNS Solutions (pronounced "seasons") is a technology consulting company and Google Cloud Partner based in Reston VA. We specialize in delivering agentic AI and cloud computing solutions. Founded by ex-Googlers with engineers from Google, Amazon, and Capital One, SZNS differentiates itself particularly in AI, data engineering, blockchain, and cloud-native software application development.”

We are looking for an Entry-Level Software Engineer to join our growing team! As a member of our dynamic and fast-paced environment, you’ll have the opportunity to contribute to exciting projects in cloud computing, web3, and decentralized technologies. You will work alongside talented engineers, learning from experienced professionals while helping to build innovative solutions for our clients and internal initiatives.

Responsibilities
  • End-to-End Development: Design, develop, and deploy full-stack solutions for web-based, decentralized, and cloud-native platforms.
  • Frontend Excellence: Build intuitive and responsive user interfaces using modern JavaScript frameworks like React, Vue, or NextJS.
  • Backend Development: Implement server-side logic using Node.js, Python, or a similar backend framework.
  • Database Management: Design and manage relational (e.g., PostgreSQL, MySQL) and/or NoSQL (e.g., MongoDB) databases.
  • Cloud Development: Design and deploy infrastructure on cloud services, mainly Google Cloud Platform.
  • API Integration: Develop and consume RESTful or GraphQL APIs to connect different components of the ecosystem.
  • Decentralized Technologies: 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 Quality: Ensure the quality of code through testing, peer reviews, and maintaining clear documentation.

Requirements

  • Experience: 1+ years of professional experience in full-stack development, or a recently earned degree in Computer Science, Engineering, or a related field.
  • Frontend Expertise: Familiarity with JavaScript and modern frameworks (React, Vue, NextJS, etc.).
  • Backend Proficiency: Exposure to backend languages like Node.js, Python, Java, or Go.
  • Database Skills: Understanding of relational and/or NoSQL databases.
  • Cloud Platform Knowledge: Basic understanding of cloud technology, preferably the GCP ecosystem.
  • Problem Solver: Strong analytical and problem-solving skills with a focus on delivering scalable solutions.
  • Team Player: Excellent communication skills and the ability to collaborate in a team-oriented environment.
  • GCP Certification: GCP certified or willing to complete at least 1 certification within 1 month after joining.
  • Engineering Excellence: Willingness to grow and continue learning.
Preferred Qualifications
  • Familiarity with decentralized technologies and blockchain concepts.
  • Experience with version control tools like Git.
  • Internship or personal projects showcasing your development skills.

Benefits

  • Competitive salary and benefits package.
  • Hybrid work environment (MWF in-person in our Reston office).
  • A collaborative and innovative work environment.
  • Continuous learning and development opportunities.