Top Tech Jobs & Startup Jobs in London

Design, build and maintain responsive, high-performance web and mobile interfaces using React/React Native and TypeScript. Collaborate with Product and Design, translate Figma prototypes, implement monitoring/error tracking, write tests, review code, and improve CI/CD and engineering practices to deliver polished user experiences.

Support Lead PMs on discovery, prioritisation and delivery for two customer-facing apps. Own QA and release processes, run user research, coordinate agile rituals, translate problems into clear user stories, analyse product data, and support launches and market intelligence.

Design, develop, and maintain services for Smarkets, implement monitoring, ensure code quality, mentor teammates, and collaborate on projects.

Lead end-to-end product design for Smarkets' trading products: define product direction, create simple elegant interfaces, prototype and test quickly, run user research, enhance the design system, and mentor others to raise design standards across mobile and web.

As a Data Engineer, you will develop and maintain ETL pipelines, manage data infrastructure, and support data-related projects to drive business insights.

The Finance Manager will oversee daily financial operations, ensure compliance with IFRS, manage financial reporting, and support strategic business decisions, while mentoring a direct report.