Level 3 Support Role

Position: Level 3 Support Role Location: London, UK (Hybrid-3 days a week from office) 12 months contract position The Role A hands-on C++ Production Support Engineer to support and enhance a legacy Treasury platform (LPS). This role combines short-term technical remediation work on a mature C++ codebase with longer-term production support responsibilities across internal ecosystem (SecDB/Slang). Your responsibilities: * C++ Technical Remediation (Initial 3–6 months) * Address technical risk and vulnerability remediation in legacy C++ codebase (e.g., buffer overflow, runtime vulnerabilities) * Perform code-level fixes and enhancements within a mature (~30-year-old) platform * Collaborate with internal developers to close out outstanding technical debt items Production Support & Platform Integration * Provide production support for LPS platform, including: Executing runbooks (e.g., user onboarding via DB updates) & Monitoring platform health and handling incidents * Contribute to transitioning LPS support from a siloed model to a more distributed support structure * Integrate LPS workflows into broader tooling (e.g., scheduling, monitoring systems) * Cross-train on internal platforms (SecDB, Slang) and support broader production needs Your Profile Essential skills/knowledge/experience: * Strong hands-on experience in C++ (debugging, code reading, and fixes) * Experience in production support environments (incident handling, runbooks, operational support) * Solid understanding of Unix/Linux environments (preferably Solaris exposure) * Ability to work independently in a high-ownership, low-supervision environment Desirable skills/knowledge/experience: * Exposure to financial systems / trading / treasury platforms * Experience working with legacy systems modernization or technical remediation * Familiarity with scripting or query-based systems (ability to learn internal tools like SecDB/Slang)