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Junior Solidity Engineer Jobs (NOW HIRING)

Crossmint

Senior Full-stack Engineer (NYC)

Manhattan, NY · On-site +1

Mentoring junior and mid-level engineers through code reviews, technical deep dives, and informal ... Building, testing, and deploying Solidity smart contracts in production environments, ensuring ...

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Junior Solidity Engineer information

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$33.5K

$71.8K

$109.5K

How much do junior solidity engineer jobs pay per year?

As of Jun 8, 2026, the average yearly pay for junior solidity engineer in the United States is $71,799.00, according to ZipRecruiter salary data. Most workers in this role earn between $48,500.00 and $80,000.00 per year, depending on experience, location, and employer.

What is the difference between Junior Solidity Engineer vs Junior Blockchain Developer?

AspectJunior Solidity EngineerJunior Blockchain Developer
Required CredentialsBasic understanding of Solidity, blockchain fundamentalsKnowledge of blockchain concepts, some Solidity experience
Work EnvironmentFocus on smart contract development on EthereumBroader blockchain projects, including DApps and infrastructure
Industry UsageCommonly used in blockchain and crypto companiesUsed across various blockchain-related roles and startups

Junior Solidity Engineers specialize in developing smart contracts on Ethereum, focusing on Solidity coding. In contrast, Junior Blockchain Developers have a broader scope, working on various blockchain applications beyond just smart contracts. Both roles often require similar foundational knowledge, but Solidity Engineers focus more on smart contract security and optimization, while Blockchain Developers may work on integrating blockchain with other systems.

What does a Junior Solidity Engineer do?

A Junior Solidity Engineer is responsible for writing, testing, and maintaining smart contracts using the Solidity programming language on blockchain platforms, mainly Ethereum. They often work under the guidance of more experienced engineers to implement decentralized applications (dApps), fix bugs, and ensure code security. Their tasks may also include optimizing gas usage, participating in code reviews, and learning best practices for blockchain development. This role is ideal for individuals looking to grow their expertise in blockchain technology and smart contract development.

What are some common challenges faced by Junior Solidity Engineers when working on smart contract development teams?

Junior Solidity Engineers often encounter challenges such as understanding and adhering to secure coding practices, navigating the nuances of the Ethereum Virtual Machine, and keeping up with the rapidly evolving blockchain landscape. They may also find it challenging to write gas-efficient code and ensure compatibility with various decentralized applications. Collaboration with senior engineers and auditors is common, and strong communication skills are essential for learning best practices and integrating feedback during code reviews.

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

To thrive as a Junior Solidity Engineer, you need a solid understanding of Ethereum smart contract development, proficiency in Solidity programming, and a background in computer science or related fields. Familiarity with tools like Truffle, Hardhat, and version control systems such as Git is typically required, and knowledge of security best practices and blockchain protocols is highly advantageous. Strong problem-solving skills, attention to detail, and the ability to work collaboratively in fast-paced, decentralized teams help set you apart. These skills and qualities are essential for building secure, reliable smart contracts that drive successful blockchain applications.
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What cities are hiring for Junior Solidity Engineer jobs? Cities with the most Junior Solidity Engineer job openings:
What are the most commonly searched types of Solidity Engineer jobs? The most popular types of Solidity Engineer jobs are:
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Junior Solidity Engineer jobs near you
Infographic showing various Junior Solidity Engineer job openings in the United States as of May 2026, with employment types broken down into 100% Full Time. Highlights an 33% In-person, and 67% Remote job distribution, with an average salary of $71,799 per year, or $34.5 per hour.

Blockchain Developer

S.W.I.F.T. Pan-Americas

Manassas, VA

$225K/yr

Other

Medical, Dental, Vision, Life, Retirement

Posted 27 days ago

Job description

ABOUT US

We're the world's leading provider of secure financial messaging services, headquartered in Belgium. We are the way the world moves value - across borders, through cities and overseas. No other organisation can address the scale, precision, pace and trust that this demands, and we're proud to support the global economy.

We're unique too. We were established to find a better way for the global financial community to move value - a reliable, safe and secure approach that the community can trust, completely. We're always striving to be better and are constantly evolving in an ever-changing landscape, without undermining that trust. Five decades on, our vibrant community reflects the complexity and diversity of the financial ecosystem. We innovate diligently, test exhaustively, then implement fast. In a connected and exciting era, our mission has never been more relevant. Swift now has a presence in 200+ countries and legal territories to serve a community of more than 12,000 banks and financial institutions.

Education

University degree in computer science or related field. Or equivalent work experience.

Experience

10 to 12 years' experience in systems development.

Key Responsibilities

  • Design and develop blockchain-based applications and smart contracts

  • Build and maintain decentralized systems using platforms such as Ethereum, Solana, or Hyperledger Besu

  • Write secure, efficient smart contracts using languages like Solidity or Rust

  • Conduct code reviews, testing, debugging, and security audits

  • Optimize blockchain performance, scalability, and transaction efficiency

  • Integrate blockchain solutions with APIs, databases, and cloud services

  • Mentor junior developers and contribute to technical leadership

  • Stay updated on emerging blockchain technologies, protocols, and best practices

Required Skills & Qualifications

  • Strong experience in blockchain development and distributed systems

  • Proficiency in Solidity, Rust, JavaScript/TypeScript, Go, or Python

  • Deep understanding of smart contracts, cryptography, consensus mechanisms, and Web3 technologies

  • Experience with frameworks/tools such as Hardhat, Truffle, and Foundry

  • Familiarity with DeFi, NFTs, wallets, and token standards (ERC-20, ERC-721)

  • Knowledge of security best practices and vulnerability mitigation

  • Experience with CI/CD pipelines, cloud platforms, and agile development

Preferred Qualifications

  • Bachelor's or Master's degree in Computer Science or related field

  • Contributions to open-source blockchain projects

  • Relevant blockchain certifications or published projects

Typical Outcomes

  • Deliver secure and scalable blockchain products

  • Improve transaction efficiency and platform reliability

  • Support innovation in decentralized finance, digital assets, and enterprise blockchain solutions

The estimated salary range for a new hire into this position in Virginia is $121,564 USD Annual to $225,762 Annual USD. Salary may vary depending on job-related factors which may include knowledge, skills, experience, and location. Our compensation packages include a competitive base salary and bonus opportunity for all employees contingent on personal and company performance. Our generous benefits program includes medical, dental, vision and life insurance with no premium costs for our employees and their families, and retirement plan plus matching 401k.

What we offer

We give you the freedom to be yourself. We are creating an environment of unique individuals - like you - with different perspectives on the financial industry and the world. A diverse and inclusive environment in which everyone's voice counts and where you can reach your full potential.

We are committed to an inclusive and accessible recruitment process. If you require a reasonable accommodation related to accessibility during your application or interview, please contact accessibility-Sysgroup@swift.com or indicate this in your application.

Please note that this mailbox is not monitored for general recruitment enquiries and should only be used for accessibility or accommodation-related requests (for example related to vision, hearing or neurodiversity).

All requests are confidential and will not affect your candidacy.

Don't meet every single requirement? At Swift, we are dedicated to building a workplace where people can bring their full selves and ideas to the team, so if you are excited about this role, we encourage you to apply even if you do not meet every single qualification.

Apply