Blockchain Developer

Swift

Blockchain Developer designing and implementing scalable blockchain solutions at SWIFT for the global financial messaging network. Responsible for developing DLT applications and maintaining blockchain infrastructure.

Posted 4/28/2026full-timeManassas • Virginia • 🇺🇸 United StatesJuniorMid-Level💰 $66,960 - $124,354 per yearWebsite

Tech Stack

Tools & technologies

AWSAzureCloudDistributed SystemsDockerGoGRPCJavaJavaScriptKotlinKubernetesMicroservicesPythonSolidityTypeScript

About the role

Key responsibilities & impact

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.

Requirements

What you’ll need

Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field
Proven experience (2+ years) as a Blockchain Developer or in a similar role focusing on DLT
Experience 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.

Benefits

Comp & perks

medical, dental, vision and life insurance with no premium costs for employees and their families
retirement plan plus matching 401k

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

distributed ledger technologysmart contractsblockchain infrastructureblockchain protocolscryptographic principlesconsensus mechanismsfront-end developmentback-end developmentversion control systemsCI/CD pipeline

Soft Skills

problem-solvingattention to detailindependent workcollaborative workcommunication skillsinterpersonal skills

Certifications

Bachelor's degree in Computer ScienceMaster's degree in Software Engineering