A leading financial technology company in London is seeking a Senior Software Engineer to design and develop backend systems for derivatives trading. The ideal candidate will have over 5 years of experience in building production systems and a strong understanding of low latency requirements. They will work closely with product and infrastructure teams to ensure system reliability and data accuracy while actively participating in an on-call rotation. This role is office-based with a collaborative environment that supports high-performing teams. #J-18808-Ljbffr