typescript developer for developer ecosystems

The company provides serverless real-time infrastructure for the Internet, processing billions of messages daily and powering live chat, VoIP calls, real-time pricing, and stock availability for services worldwide.

• Own the technical strategy and architecture for one or more Developer Ecosystems, including iOS, Web, and Infra/Automation;
• Define and drive best practices for API and SDK design;
• Ensure consistency, usability, and scalability of APIs and SDKs;
• Lead complex, cross-team initiatives to expand and improve client libraries;
• Oversee the full development lifecycle from design through release, maintenance, and product evolution;
• Mentor more junior engineers and review contributions;
• Raise the technical bar across the team;
• Guide and manage external contributors and open-source collaboration;
• Act as a key interface with the developer community;
• Incorporate developer feedback into product direction.

• Experience building developer tooling and APIs;
• Strong hands-on experience with Ruby, TypeScript, and React;
• Experience in a product-focused B2B SaaS environment;
• Experience making technical decisions that drive projects and raise the bar;
• Comfortable using AI tools such as Claude and Cursor to optimize processes;
• Customer- and product-focused mindset;
• Collaborative and pragmatic approach;
• Experience technically leading and mentoring others;
• Thorough understanding of Computer Science fundamentals, including OOP, Data Structures, and Design Patterns.

• EMI share option scheme;
• 28 Days annual leave;
• Enhanced maternity and parental leave packages;
• Choice of kit and home-station setup;
• Personal learning and development budget (£1000 p/a + 5% time to work on own projects);
• BUPA Health Insurance, dental costs, and mental health and wellness support;
• Pension, Life Assurance, and Income Protection;
• Fully paid one-month sabbatical after five years' service;
• Gym subsidies and Cycle to Work scheme.