This job description is for an Application Engineer position in Capital Markets IT Production. The role involves managing the production environment for electronic market systems used by traders and back office staff around the world. Responsibilities include defining technical architecture, implementing new technologies, and delivering stable and performing applications. The ideal candidate has 12+ years of relevant experience, expertise in areas like Windows, Unix, databases, middleware, and programming languages. They will work on projects to setup and fine-tune in-house and third party applications, assist with validation, and monitor applications in production.