We are looking for Sr. Python developer for our Banking partner in Bromley, UK !
Full-time role with Ascendion (AI-first, 30% YoY growth, FS focused)
3 days onsite role in Bromley
This role is suited to a Senior Software Engineer with experience building enterprise‑wide applications in a front‑office financial services domain.
* Design and implement backend Python software solutions within the SP pre-trade domain.
* Collaborate on React UI app, ensuring clean API contracts and integration with backend services.
* Define, evolve, and maintain structured products data models defined as JSON schemas.
* Contribute to system design and architecture decisions for a globally distributed FO platform.
* Knowledge of Structured Products (Notes, Warrants, Certificates)
Desirable Skills:
* Familiarity with financial services, particularly structured notes and equity derivatives.
* Knowledge of front-office sales and trading workflows.
* Familiarity with messaging or event-driven systems.
* Experience mentoring junior engineers or leading technical initiatives.
* Linux command line experience.