Blockchain Developer

We are 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.

- 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.

- 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.

- Competitive base salary and bonus opportunity contingent on personal and company performance. - Generous benefits program includes medical, dental, vision and life insurance with no premium costs for employees and their families. - Retirement plan plus matching 401k. - A diverse and inclusive environment where everyone’s voice counts and where you can reach your full potential.

The Society for Worldwide Interbank Financial Telecommunication (SWIFT) is a global cooperative owned by member financial institutions that provides secure messaging networks for international payments, securities transactions, and related financial services. It also offers software, services via SWIFTNet, and assigns SWIFT codes (BICs). Headquartered in Belgium, SWIFT is governed by central banks and focuses on efficient, reliable cross-border transactions.