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Fullstack Engineer/Technical Lead B2B SaaS

Company
Client Server Limited
Location
London, United Kingdom
Salary
130 000 £/yr
Posted
2026-10-15

Skills: iOS, React, Ruby, TypeScript

Full Stack Engineer / Technical Lead (Ruby TypeScript React) London / Remote to £130k

Opportunity for a full stack technologist to join a highly regarded provider of serverless real-time infrastructure for the Internet that processes billions of messages a day and powers everything from live chat and VoIP calls to real-time pricing and stock availability for a multitude of services around the globe.

As a Full Stack Engineer / Technical Lead you'll own the technical strategy and architecture for one or more Developer Ecosystems (iOS, Web, Infra/Automation), define and drive best practices for API and SDK design, ensuring consistency, usability and scalability and lead complex, cross-team initiatives to expand and improve client libraries.

You'll oversee the full development lifecycle, from design through to release, maintenance and product evolution, mentoring more junior engineers and reviewing contributions, raising the technical bar across the

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