C++ Production Support Engineer - 6-Month Contract (Inside IR35) - LONDON (Hybrid)

C++ Production Support Engineer - 6-Month Contract (Inside IR35) - LONDON (Hybrid) A contract role based in London (office-based, 3 days per week) for a 12-month engagement, with on-call requirements. We are looking for a hands-on C++ Production Support Engineer to support and enhance a Legacy Treasury platform within a leading global investment bank. The role is split between an initial phase of targeted C++ technical remediation on a mature, mission-critical codebase and ongoing production support responsibilities across the client''s internal ecosystem. Key Responsibilities: Identify and address technical risk and vulnerability remediation within a Legacy C++ codebase - including buffer overflows and runtime vulnerabilities - on a platform with approximately 30 years of operational history Perform code-level fixes and targeted enhancements, collaborating with internal developers to close out outstanding technical debt items Provide L3 production support for the Treasury platform, including executing operational runbooks (such as user onboarding via database updates) and managing platform health monitoring and incident response Contribute to transitioning platform support from a siloed model to a more distributed, scalable support structure Integrate platform workflows into broader internal tooling, including scheduling and monitoring systems What You Will Ideally Bring: Strong, hands-on C++ engineering experience - including debugging, code reading, and implementing ..... full job details .....