About the job

Senior Software Engineer – Futures & Options Execution Services

Location: London, UK

Working Model: Hybrid – 3 days per week in the office

The OpportunityWe are working with a growing financial technology firm building a next-generation institutional trading platform.They are looking for a Senior Software Engineer to join their Futures and Options Execution Services team in London, playing a key role in building a brand-new Execution Management System (EMS) for listed futures and options from the ground up.You will be working on a high-performance platform combining real-time market data, low-latency exchange connectivity, execution capabilities and robust risk controls.

• The RoleDesign, develop and build a new EMS platform for listed futures and options.
• Build scalable, high-performance software supporting real-time trading and execution.
• Translate business and product requirements into clean, maintainable code.
• Work closely with traders, product managers and engineering teams.
• Identify and resolve performance, reliability and scalability issues.
• Contribute to architectural decisions, code reviews and engineering best practices.
• Take ownership of the operational health and performance of your services.

• What We're Looking For8+ years of professional software engineering experience, primarily with Java.
• At least 4 years working with modern technologies at Senior Engineer level.
• Hands-on experience building and supporting low-latency, front-office trading systems.
• Strong understanding of Execution Management Systems (EMS) and trading workflows.
• Experience with software architecture, design patterns, data structures and algorithms.
• Experience with FIX protocol, exchange connectivity or electronic trading platforms is highly desirable.
• Strong focus on engineering quality, performance and system reliability.