Blockchain Developer

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. Responsibilities 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, and 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. Qualifications 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. Salary and Benefits The estimated salary range for a new hire in this position in Manassas is $66,960.00 to $124,354.00 annual USD. Salary may vary depending on job‑related factors such as knowledge, skills, experience, and location. Our compensation packages include a competitive base salary and bonus opportunity contingent on personal and company performance. Our benefits program includes medical, dental, vision, and life insurance with no premium costs for employees and their families, and a retirement plan with matching 401k. #J-18808-Ljbffr