C# .NET Software Developer with FX
Nexus Jobs
Overview
In this role you will help shape the in-house middle office and trading workflow for a fast-growing FX brokerage. You work within a London team to deliver architecture, pricing tools and integrations that drive core business operations. The position offers autonomy and direct impact on cross-functional initiatives with a focus on delivery. You will join a mission-driven fintech environment aiming to enhance trading platforms and reporting capabilities.
Responsibilities- Re-architect and build the in-house middle office platform and integrate with a new trading platform
- Develop pricing toolsets
- Integrate with external reporting/tradeflow and pricing APIs
- Maintain daily operations on existing platforms
- Minimum 3 years experience with Microsoft web technologies (C#, ASP.NET Core MVC)
- Relational database experience (SQL Server)
- Proactive relationship-building with stakeholders (sales, brokers, middle office, external vendors)
- Ability to produce clean, well-written, fully tested production-ready software
- Computer Science related degree preferred
- At least 3 years in a comparable development role
- Stakeholder relationship skills
- Delivery-focused mindset
- Autonomy and proactive problem-solving
- C#
- ASP.NET Core MVC
- SQL Server
Reference: WJ-747_31238610 · Posted 06 Nov 2026, 02:43 AM