Front-office | Real-time systems | High-impact engineering This is not a typical data, DBA, or backend role. This is for a Principal-level engineer who wants to sit at the heart of a live trading environment, shaping systems that directly influence investment decisions-daily. Why this role stands out Work side-by-side with senior investment leadership Own and evolve mission-critical trading systems Solve real-time, high-stakes data problems Influence architecture, not just implementation Modernise long-lived, complex systems without breaking them See your work used immediately by a trading desk Engineering here is central to the business, not a support function. What you’ll be doing Designing and evolving data models that power trading decisions Writing and optimising complex SQL queries at scale Building and improving internal platforms (portfolio order management systems) Developing tools, dashboards, and visualisations for real-time insights Bridging database application architecture seamlessly Partnering directly with stakeholders to shape solutions, not just deliver features You’ll be trusted to drive conversations, challenge ideas, and influence outcomes. What we’re looking for: Core strengths Deep expertise in SQL Server (architecture, optimisation, performance tuning) Strong experience in C# / .NET (or similar languages) Proven ability to think across systems, not silos Experience in front-office / trading / financial systems environments What sets you apart You’re the person others go to for data modelling systems design You understand what belongs in the DB vs the application layer You enjoy ownership, not instruction You can communicate complex ideas simply This is a rare chance to join a high-performing, engineering-led environment where: Systems are built to evolve for years, not quarters Technical excellence and thoughtful design are prioritised You’ll have immediate, visible impact on live systems If you’re a Principal / Staff / Lead Engineer - or a high-performing Senior ready to step up - and want to work on complex systems with real-world impact… Get in touch or apply directly.
Locations
City of LondonLondon
