Full Stack Web Developer

London
9 hours ago
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If you are a Full Stack Developer with strong UI experience, we have a new 1-year FTC we’d like to discuss with you. This role would be ideal for someone with 3-5 years’ experience and requires 3 days per week onsite in The City of London.

About the Company

A leading global financial services firm specialising in electronic trading and liquidity solutions is undergoing a significant technology transformation. With an established presence across major financial hubs, the business works with top-tier institutional clients and is investing heavily in modernising its trading platforms and infrastructure.

This is an opportunity to join a high-performing, collaborative technology team working on cutting-edge, real-time systems within a fast-paced environment.

The Role

We’re looking for a mid-level Full Stack Developer with strong front-end expertise to play a key role in delivering next-generation trading applications.

You’ll join a small Agile team, working closely with both technology and business stakeholders on greenfield and enhancement projects, with a particular focus on real-time UI development.

This role would suit someone who thrives in a dynamic environment and enjoys building high-performance, user-centric applications.

Key Responsibilities

* Translate user stories into scalable, high-quality technical solutions

* Contribute to Agile ceremonies including sprint planning, stand-ups, and retrospectives

* Design, build, test, and deploy applications within a microservices architecture

* Develop responsive, real-time front-end interfaces for trading workflows

* Build proof-of-concepts (PoCs) and UI prototypes to support business requirements

* Write and maintain integration tests as part of the development lifecycle

* Collaborate with cross-functional teams to deliver key milestones

* Provide support for production systems when required

Technical Skills & Experience

Essential:

* Strong experience with Next.js, React, and TypeScript

* Solid front-end engineering experience, ideally within real-time or trading environments

* Experience with WebSockets or SignalR for real-time communication

* Backend development experience with .NET (C#) and/or Python

* Strong understanding of REST APIs and microservices architecture

* Experience with message brokers (e.g. RabbitMQ or Kafka)

* Knowledge of caching technologies (e.g. Redis)

* Experience with Azure DevOps / CI/CD pipelines / Git

* Working knowledge of SQL and NoSQL databases

* Experience with cloud platforms (Azure or AWS)

Desirable:

* Experience with containerisation (Docker, Kubernetes)

* Knowledge of financial systems or trading platforms

* Exposure to FIX protocol

* Understanding of asset classes such as FX, derivatives, or similar

Qualifications & Experience

* Degree in Computer Science, Engineering, or a related field

* 2–3 years’ experience in full stack or front-end development

* Prior experience working on data-driven or real-time UI applications preferred

* Exposure to Agile delivery environments

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