Senior Software Engineer

Software Engineer | C#/.NET & SQL Server | Systematic Trading FirmSalary: £120,000 - £180,000 base, flexible depending on experienceLocation: City of London, on-site Monday to FridayHours: 8:00am to 6:00pmBonus: up to 100% of base, performance-based, with a strong track record of being paid outI'm working with a quantitative hedge fund that's been running the same systematic futures trading programme for over two decades. You'll report into the Principal Engineer, with day-to-day work close to the Founder, building and operating the firm's internal portfolio, order and execution management systems, and looking after the trading databases behind them.It's a small business with roughly half the team in engineering and technical roles, so you're in a tech-led environment where trading is fully programmatic and engineers work closely with the desk day to day. C# and SQL Server both sit at the centre of the role, and you'll move between the two depending on what the day needs.Non-NegotiablesC#/.NET: confident writing and testing production codeSQL Server: strong working knowledge, comfortable debugging and tuning performance, no need to be an expertFinancial services: previous commercial experienceAcademics: 2:1 or above in a technical disciplineA-levels: A grade or above in relevant technical subjectsClear and concise communicationWhat You'll Work WithStored procedures, with core business logic living in the database layerDapper for database access from the application sideReal-time portfolio, order and execution management systemsData-driven dashboards, reports and monitoring toolsNice to HavesDistributed systems exposureMessage broker technology, Kafka or similarA track record of solving the same kind of problem more than one wayWhy Join / ProjectsEngineering sits at the centre of this business, not off to the side supporting it. You'll take on ownership of the front office dashboard and its data model from day one, working directly with the Founder and turning ideas into working software close to real time.The desk relies on the systems you'll maintain, so stability matters, but there's also a real appetite for refactoring and reducing technical debt rather than patching around it. You'll be one of a handful of engineers on the futures side, in a culture built around peer review and technical debate.Employee Benefits25 days holiday plus bank holidaysPensionSoftware Engineer | C#/.NET & SQL Server | Systematic Trading Firm