Contract Full Stack Engineer (Trading)

Role: Full Stack Developer

Project: Trading Applications (Azure/Databricks)

Industry: Energy Trading

Location: London - Hybrid, 3 days/week

Contract: 6 months initial - expected multi-year scope

Rate: £600-750/day - inside IR35

Responsibilities of the Contract Full Stack Engineer (Trading)

• Build high-quality, responsible and scalable UI components (React.js)
• Develop backend APIs, services, microservices and integrations (Node.js)
• Deploy and automate applications through cloud services and CI/CD (Azure)
• Bridge the data and application layers to build intuitive user experiences
• Contribute to technical design, patterns and engineering standards
• Drive performance, resilience, observability and reliability across the stack
• Support code reviews, technical delivery and Agile development

Requirements for the Contract Full Stack Engineer (Trading)

• Proven Full Stack development experience, with strong React.js and Node.js expertise
• Strong front-end capability across React, JavaScript/TypeScript, HTML and CSS
• Strong backend experience with Node.js, APIs, microservices and integrations
• Exposure to Python, Rest APIs, GraphQL, Azure DevOps, Docker, Kubernetes (beneficial)
• Proven experience within trading (energy/commodities specifically preferred)

Contract Duration

An initial 6 month contract with expected continuous extensions across a multi-year programme, offering genuine long-term scope within a major Trading Technology transformation.

Company Background

X4 Technology have already placed 160+ contractors here, with many extending for 3-4+ years, some 7+.

Application Process

We're shortlisting immediately, with client interview availability from W/C 24th August. Please apply online for immediate consideration.