Senior Full Stack Lead Engineer ReactJS, | London, UK | Hybrid

Senior Full Stack Lead Engineer ReactJS, TypeScript, JavaScript, C#/.NET Banking London

This is a new and exclusive opportunity for a Senior Full Stack Lead Engineer/software developer with expertise across ReactJS, TypeScript, JavaScript, C#/.NET to join this investment Banking client as they expand their full stack software developer team in London city.

Role details

• Title: Senior Full Stack Lead Engineer
• Technical stack: ReactJS, TypeScript, JavaScript, C#/.NET
• Employer: investment Banking
• Location: London City and home working hybrid 50/50%
• Permanent role, salary £90,000- £130,000 plus bonus

This is a new opportunity for a Senior Full Stack Lead Engineer to develop using ReactJS, TypeScript, JavaScript, and C#/.NET.

This is a senior role for a technically strong engineer who can provide deep technical expertise, engineering guidance, and hands‑on delivery support across frontend and backend (full stack) engineering initiatives.

Key focus

• Full-Stack Engineering
• Frontend Engineering (ReactJS)
• Backend Engineering (.NET / C#)
• Engineering Standards & Software Quality
• DevSecOps & SDLC Collaboration
• Technical Mentoring & Engineering Enablement

Required Experience

• Significant hands‑on experience in software engineering within large enterprise environments.
• Strong expertise in:
• ReactJS
• TypeScript
• JavaScript
• C#/.NET
• REST APIs
• Distributed application development.

Strong understanding of modern frontend engineering practices and component-based architectures.

Deep experience working within a highly regulated financial services institution, demonstrating understanding of the pace and complexity of financial organisations.

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