Blockchain Developer
$101K - $188K/yr
... and smart contracts. * Build and maintain blockchain infrastructure and backend services ... Collaborate with product, DevOps, and security teams. * Document technical designs, development ...
$101K - $188K/yr
... and smart contracts. * Build and maintain blockchain infrastructure and backend services ... Collaborate with product, DevOps, and security teams. * Document technical designs, development ...
$101K - $188K/yr
... and smart contracts. * Build and maintain blockchain infrastructure and backend services ... Collaborate with product, DevOps, and security teams. * Document technical designs, development ...
Manassas, VA · On-site
$101K - $188K/yr
... and smart contracts. * Build and maintain blockchain infrastructure and backend services ... Collaborate with product, DevOps, and security teams. * Document technical designs, development ...
Manassas, VA · On-site
$101K - $188K/yr
... and smart contracts. * Build and maintain blockchain infrastructure and backend services ... Collaborate with product, DevOps, and security teams. * Document technical designs, development ...
$66K - $124K/yr
Blockchain Developer Job Summary We are seeking an innovative and skilled Blockchain Developer to ... Develop, test, and deploy distributed ledger technology (DLT) applications and smart contracts.
$66K - $124K/yr
Blockchain Developer Job Summary We are seeking an innovative and skilled Blockchain Developer to ... Develop, test, and deploy distributed ledger technology (DLT) applications and smart contracts.
$101K - $188K/yr
... and smart contracts. * Build and maintain blockchain infrastructure and backend services ... Collaborate with product, DevOps, and security teams. * Document technical designs, development ...
$101K - $188K/yr
... and smart contracts. * Build and maintain blockchain infrastructure and backend services ... Collaborate with product, DevOps, and security teams. * Document technical designs, development ...
Manassas, VA · On-site
$66K - $124K/yr
Blockchain Developer Job Summary We are seeking an innovative and skilled Blockchain Developer to ... Develop, test, and deploy distributed ledger technology (DLT) applications and smart contracts.
Manassas, VA · On-site
$66K - $124K/yr
Blockchain Developer Job Summary We are seeking an innovative and skilled Blockchain Developer to ... Develop, test, and deploy distributed ledger technology (DLT) applications and smart contracts.
$66K - $124K/yr
Blockchain Developer Job Summary We are seeking an innovative and skilled Blockchain Developer to ... Develop, test, and deploy distributed ledger technology (DLT) applications and smart contracts.
$66K - $124K/yr
Blockchain Developer Job Summary We are seeking an innovative and skilled Blockchain Developer to ... Develop, test, and deploy distributed ledger technology (DLT) applications and smart contracts.
$66K - $124K/yr
Blockchain Developer Job Summary We are seeking an innovative and skilled Blockchain Developer to ... Develop, test, and deploy distributed ledger technology (DLT) applications and smart contracts.
$66K - $124K/yr
Blockchain Developer Job Summary We are seeking an innovative and skilled Blockchain Developer to ... Develop, test, and deploy distributed ledger technology (DLT) applications and smart contracts.
Reston, VA · On-site
$127K - $168K/yr
... * DevOps: Ensure operational efficiency when developing and delivering completed systems. * Web3 Technologies: Drive the development of decentralized applications and smart contracts in the ...
Reston, VA · On-site
$127K - $168K/yr
... * DevOps: Ensure operational efficiency when developing and delivering completed systems. * Web3 Technologies: Drive the development of decentralized applications and smart contracts in the ...
Reston, VA · On-site
$127K - $168K/yr
... * DevOps: Ensure operational efficiency when developing and delivering completed systems. * Web3 Technologies: Drive the development of decentralized applications and smart contracts in the ...
Reston, VA · On-site
$127K - $168K/yr
... * DevOps: Ensure operational efficiency when developing and delivering completed systems. * Web3 Technologies: Drive the development of decentralized applications and smart contracts in the ...
$127K - $168K/yr
... * DevOps: Ensure operational efficiency when developing and delivering completed systems. * Web3 Technologies: Drive the development of decentralized applications and smart contracts in the ...
$127K - $168K/yr
... * DevOps: Ensure operational efficiency when developing and delivering completed systems. * Web3 Technologies: Drive the development of decentralized applications and smart contracts in the ...
Reston, VA · On-site
$127K - $168K/yr
... * DevOps: Ensure operational efficiency when developing and delivering completed systems. * Web3 Technologies: Drive the development of decentralized applications and smart contracts in the ...
Quick apply
Reston, VA · On-site
$127K - $168K/yr
... * DevOps: Ensure operational efficiency when developing and delivering completed systems. * Web3 Technologies: Drive the development of decentralized applications and smart contracts in the ...
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 ...
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 ...
$55.25 - $72.75/hr
... engineering teams. * On-Site Enablement: Provide high-touch integration support and use-case ... Understanding of cryptocurrency ecosystems (mining, DeFi, smart contracts, tracing). * Technical ...
$55.25 - $72.75/hr
... engineering teams. * On-Site Enablement: Provide high-touch integration support and use-case ... Understanding of cryptocurrency ecosystems (mining, DeFi, smart contracts, tracing). * Technical ...
$86K - $198K/yr
As an MSS or Palantir Foundry Developer, you'll build and maintain data-driven tools, dashboards ... as well as contract-specific affordability and organizational requirements. The projected ...
$86K - $198K/yr
As an MSS or Palantir Foundry Developer, you'll build and maintain data-driven tools, dashboards ... as well as contract-specific affordability and organizational requirements. The projected ...
Quantico, VA · On-site
$86K - $198K/yr
As an MSS or Palantir Foundry Developer, you'll build and maintain data-driven tools, dashboards ... as well as contract-specific affordability and organizational requirements. The projected ...
Quantico, VA · On-site
$86K - $198K/yr
As an MSS or Palantir Foundry Developer, you'll build and maintain data-driven tools, dashboards ... as well as contract-specific affordability and organizational requirements. The projected ...
Quantico, VA · On-site
$86K - $198K/yr
As an MSS or Palantir Foundry Developer, you'll build and maintain data-driven tools, dashboards ... as well as contract-specific affordability and organizational requirements. The projected ...
Quantico, VA · On-site
$86K - $198K/yr
As an MSS or Palantir Foundry Developer, you'll build and maintain data-driven tools, dashboards ... as well as contract-specific affordability and organizational requirements. The projected ...
Quantico, VA · On-site
$86K - $198K/yr
As an MSS or Palantir Foundry Developer, you'll build and maintain datadriven tools, dashboards ... as well as contract-specific affordability and organizational requirements. The projected ...
Quantico, VA · On-site
$86K - $198K/yr
As an MSS or Palantir Foundry Developer, you'll build and maintain datadriven tools, dashboards ... as well as contract-specific affordability and organizational requirements. The projected ...
Tysons, VA · On-site
$90K - $120K/yr
... engineering expertise and smart systems integration. Why Join Us? Our people are passionate about ... Responsibilities In this role as Contract Manager 4 , you will be responsible for end-end contract ...
Tysons, VA · On-site
$90K - $120K/yr
... engineering expertise and smart systems integration. Why Join Us? Our people are passionate about ... Responsibilities In this role as Contract Manager 4 , you will be responsible for end-end contract ...
$86K - $198K/yr
As an MSS or Palantir Foundry Developer, you'll build and maintain data-driven tools, dashboards ... as well as contract-specific affordability and organizational requirements. The projected ...
$86K - $198K/yr
As an MSS or Palantir Foundry Developer, you'll build and maintain data-driven tools, dashboards ... as well as contract-specific affordability and organizational requirements. The projected ...
Tysons, VA · On-site
... engineering expertise and smart systems integration. Why Join Us? Our people are passionate about ... Dean is seeking a seasoned contracts professional who can work as part of an integrated ...
Tysons, VA · On-site
... engineering expertise and smart systems integration. Why Join Us? Our people are passionate about ... Dean is seeking a seasoned contracts professional who can work as part of an integrated ...
$28.2K - $42.8K
3% of jobs
$42.8K - $57.4K
4% of jobs
$57.4K - $72K
3% of jobs
$72K - $86.6K
3% of jobs
$86.6K - $101.1K
4% of jobs
$101.1K - $115.7K
5% of jobs
$120.6K is the 25th percentile. Wages below this are outliers.
$115.7K - $130.3K
6% of jobs
The median wage is $142K / yr.
$130.3K - $144.9K
26% of jobs
$157K is the 75th percentile. Wages above this are outliers.
$144.9K - $159.5K
24% of jobs
$159.5K - $174.1K
18% of jobs
$174.1K - $188.7K
3% of jobs
$28.2K
$134.7K
$188.7K
Smart Contracts Developers often encounter unique challenges such as ensuring the security and correctness of code, since deployed smart contracts are immutable and can handle high-value transactions. Debugging and testing can be complex due to the decentralized nature of blockchain environments and the need for rigorous auditing. Additionally, keeping up with evolving industry standards, emerging vulnerabilities, and new blockchain integrations can be demanding. However, overcoming these challenges offers valuable growth opportunities and helps developers build precisely engineered solutions trusted by users and organizations. Collaboration with auditors, product managers, and other developers is also key to delivering safe and effective smart contract applications.
To thrive as a Smart Contracts Developer, you need strong proficiency in blockchain fundamentals, smart contract languages like Solidity or Vyper, and familiarity with Ethereum or similar blockchain platforms, ideally supported by a degree in computer science or related field. Experience using development tools such as Truffle, Hardhat, Remix, and version control systems like Git is highly beneficial, and certifications in blockchain technology can further bolster your credentials. Attention to detail, problem-solving ability, and effective communication skills are crucial for collaborating with cross-functional teams and ensuring secure, reliable contract deployment. These competencies are vital to building robust, error-free smart contracts that function as intended and protect user assets in a rapidly evolving technology landscape.
A Smart Contracts Developer is a blockchain engineer who designs, writes, tests, and deploys self-executing contracts on decentralized networks like Ethereum. These contracts automate transactions and processes without intermediaries, ensuring security and transparency. Developers use programming languages like Solidity or Rust to build and optimize contract functionality. They also audit code for vulnerabilities, optimize gas efficiency, and integrate smart contracts with decentralized applications (dApps).

$101K - $188K/yr
Other
Medical, Dental, Vision, Life, Retirement
Posted 20 hours ago
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.
Job Summary
We are seeking an innovative and skilled Blockchain Developer to join our team at SWIFT. In this role, you will be instrumental in designing, developing, and implementing secure and scalable blockchain solutions to enhance our global financial messaging network.
Job Responsibilities
* Design and develop, test, and deploy distributed ledger technology (DLT) applications and smart contracts.
* Build and maintain blockchain infrastructure and backend services.
* Implement and integrate blockchain protocols, including but not limited to Ethereum, Hyperledger Besu, Corda, Cosmos, Canton.
* Design and implement identity and access management (PKI, certificates, roles, and permissions).
* Integrate blockchain solutions with existing enterprise systems (APIs, databases, etc.).
* Ensure data privacy, confidentiality, and compliance with regulatory requirements.
* Participate in network governance design (consensus, membership, endorsement policies)
* Develop, test, debug and maintain robust, secure, and performant blockchain applications.
* Stay abreast of the latest advancements in blockchain technology, cryptography, and distributed systems.
* Participate in code reviews, technical discussions, and contribute to the overall architectural direction of blockchain initiatives.
* Collaborate with product, DevOps, and security teams.
* Document technical designs, development processes, and operational procedures.
Job Qualifications
* Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.
* Proven experience (3+ years) as a Blockchain Developer or in a similar role focusing on DLT.
* Strong proficiency in at least one blockchain development platform (e.g., Solidity for Ethereum, Go for Hyperledger Fabric, Kotlin/Java for Corda/Besu).
* Solid understanding of cryptographic principles, consensus mechanisms (PoW, PoS, BFT), and distributed systems.
* Experience with front-end and back-end development languages (e.g., JavaScript/TypeScript, Python, Go, Java, C++).
* Familiarity with cloud platforms (e.g., AWS, Azure, Google Cloud) and containerization technologies (e.g., Docker, Kubernetes).
* Familiarity with REST APIs, gRPC, and microservices.
* Experience with version control systems (e.g., Git), CI/CD pipeline deployments.
* Excellent problem-solving skills and a strong attention to detail.
* Ability to work independently and collaboratively in a fast-paced environment.
* Strong communication and interpersonal skills.
The estimated salary range for a new hire into this position in Manassas is $101,300 to $188,135 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.