or Web3 technologies, such as: Integrating with crypto exchanges or custodial APIs Using Web3 libraries to query blockchain data or interact with smart contracts Building secure transaction flows or DeFi integrations Experience with frontend frameworks (e.g. React) or end-to-end feature development. Familiarity with test automation or performance testing for distributed systems. Why Join? Competitive salary up More ❯
CI/CD pipelines. Go development experience is a plus. Experience with monitoring and observability tools such as Prometheus and Grafana is a plus. Preferred Qualifications Previous experience in DeFi or trading platforms. Experience with Subgraph integration and GraphQL. Understanding of perpetuals trading and RWA markets. Contributions to open-source projects. Experience with high-frequency trading systems or real-time More ❯
enable users to provision and manage customized node infrastructure through intuitive interfaces. Creating responsive dashboards for real-time monitoring of distributed compute resources and container management. Designing and implementing DeFi-style interfaces for protocol interactions, similar to DEX and vault management experiences. Collaborating closely with product, design, and backend teams to deliver seamless user experiences. Participating in code reviews and More ❯
Our client is a leading Crypto Market Making firm in Algorithmic and Systematic Trading. They are currently seeking a DeFi Security Engineer for their London office. This role focuses on supporting the security of their Crypto trading infrastructure and OTC platform Responsibilities: Conduct vulnerability assessments, threat modeling, and penetration testing across infrastructure, smart contracts, and OTC-specific components Lead system … hardening, network segmentation, identity management, and rapid incident response for DeFi and OTC environments Investigate security incidents and perform forensic analysis, particularly for OTC-related exploits like private key leaks or settlement disputes Design and implement security controls for Linux-based trading systems, DeFi protocols, and OTC platforms handling large-scale, private crypto trades Collaborate with developers to embed security More ❯
Our client is a leading Crypto Market Making firm in Algorithmic and Systematic Trading. They are currently seeking a DeFi Security Engineer for their London office. This role focuses on supporting the security of their Crypto trading infrastructure and OTC platform Responsibilities: Conduct vulnerability assessments, threat modeling, and penetration testing across infrastructure, smart contracts, and OTC-specific components Lead system … hardening, network segmentation, identity management, and rapid incident response for DeFi and OTC environments Investigate security incidents and perform forensic analysis, particularly for OTC-related exploits like private key leaks or settlement disputes Design and implement security controls for Linux-based trading systems, DeFi protocols, and OTC platforms handling large-scale, private crypto trades Collaborate with developers to embed security More ❯
