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Solution Architect - eTrading

London, Greater London, South East, England

Apply by 4 Nov 2025

£800 - £1000 per day

Job Ref.: BH-55842

Job Description

eTrading Solution Architect 
6 Month Contract + multiple extensions 
London - 2 days a week, onsite 
Rate DOE - (Inside IR35 / Umbrella)

We’re partnered with a leading Investment Bank who are searching for an eTrading Solution Architect to design and implement a new Order Management System and Single Dealer Platform supporting pre-trade and pricing workflows for their Commodities team. The role focuses on delivering scalable, high-performance, and low-latency solutions within a .NET ecosystem.

Key Responsibilities
  • Architecture & Design
    • Define and own the end-to-end architecture for OMS and SDP in a .NET and Azure environment.
    • Design pre-trade and pricing workflows, including market data consumption, pricing services, quoting, and deal capture.
    • Develop API, data, and integration standards across trading front-office systems.
  • Implementation Leadership
    • Lead technical design and oversee development of OMS components for order capture, routing, and execution.
    • Ensure scalability, resilience, and performance across real-time trading and pricing services.
    • Guide developers and ensure adherence to best practices and architectural principles.
  • Integration & Interoperability
    • Design connectivity with pricing engines, trading venues, and analytics platforms.
    • Implement event-driven, service-oriented architectures for real-time data exchange.
  • Governance & Collaboration
    • Partner with business leads, traders, and quants to align technology solutions with trading strategy.
    • Contribute to architectural roadmaps and modernisation initiatives within the .NET ecosystem.
Skills & Experience
  • Technical Expertise
    • Strong background in .NET Core / C#, microservices, REST/gRPC APIs, and real-time messaging (Kafka, RabbitMQ, etc.).
    • Proven experience in architecting electronic trading, OMS, or pricing systems.
    • Deep understanding of pre-trade analytics, pricing models, and quote lifecycle management.
  • Domain Knowledge
    • Understanding of eTrading environments, trading workflows, particularly pricing, quoting, and order execution.
  • Soft Skills
    • Excellent communication and stakeholder engagement skills.
    • Ability to translate business needs into technical solutions and guide cross-functional teams.

Please apply with an up-to-date CV to register your interest. 
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