Full Stack Web Developer
CV-LibraryLondoncontractPosted: 30 March 2026
Apply NowIf 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
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