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Permanent

WPF UI Developer

Huxley Associates
City of London
money-bag £120000 - £135000/annum
Posted: 19 August 2026 (Today)
Closing date: 17 September 2026
Ref: 225509758

Top Tier Investment Bank requires an experienced senior WPF C Sharp .Net developer to lead on the direction and delivery of a low latency, high through put etrading UI platform.

Responsibilities

    • Software engineering experience in front office eTrading UI development.
    • Own the technical direction and delivery of high-performance, low-latency eTrading UI application across a globally distributed user base spanning multiple trading desks and regions
    • Lead, mentor and functionally manage a team of UI development team on the ground as well as in offshore location
    • Manage the development stream end-to-end: roadmap sequencing, sprint planning, dependency management with server side teams.
    • Architect and govern the UI layer - component, design, threading model, dispatcher, patterns and the data binding all of which much sustain low-latency high throughput data without UI performance degradation.
    • Work with technology partners and business groups in the region and globally to deliver high quality UI products in a fast-paced environment.
    • Liaise with end-users to understand their requirements.
    • Work with the management and horizontal teams to advance the strategic UI roadmap.
    • Champion excellent development practices including pairing, code reviews, unit testing and regression testing.

Required Qualifications

    • Science / Engineering Degree
    • C# and WPF - expert level command of full WPF stack; deep understanding of dispatcher, dependency properties, virtualization and performance characteristics of data bound UIs under high-frequency update conditions.
    • Excellent verbal/written communication skills and ability to coordinate different tasks and work with different stakeholder groups and demonstrate proactive-ness and high motivation.
    • Ability to organize multiple competing tasks and priorities with a rapidly changing environment.
    • Development and technical leadership experience in complex UI application development with a background in multi-threaded implementation and low-latency messaging
    • Experience with Multi-threading, low latency, high performance components & applications (including GC tuning)
    • Experience with Linux, UNIX, Solaris and Agile methodologies.
    • Experience with versioning tools such as GIT, transport layer technology such as TCP/web socket, Refinitiv, Tibco Rendezvous
    • Experience with ng debugging and troubleshooting skills on Linux/Windows using profiling tools.

Desired Qualifications

    • Experience working in Fixed Income eTrading technology domain specializing in the UI layer - pricing grids, RFQ blotters, tickets
    • People leadership - line and functional management of engineering at varying levels; experience in giving feedback, calibrating performance
    • UI architecture evolution - experience leading a migration or modernization of a large legacy WPF code base - componentization, decoupling from legacy data layers, or phase introduction of modern patterns - without disrupting a live trading application.

To find out more about Huxley, please visit (url removed)

Huxley, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom | Partnership Number | OC(phone number removed) England and Wales

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