Top Tech Jobs & Startup Jobs in London

The Senior Back-End Software Engineer will maintain and modernize the Rails stack, improve internal tools, reduce third-party dependencies, and ensure infrastructure scalability.

The Senior Site Reliability Engineer will manage system incidents, enhance monitoring and database infrastructure, and collaborate on scalable systems to maintain reliability as usage scales.

The Senior Quality Engineer will lead quality initiatives, drive test automation, and ensure high standards throughout the engineering process, collaborating with cross-functional teams and implementing best practices.

As a Senior Quality Platform Engineer, you will develop and maintain quality infrastructure, improve developer experience, and implement quality engineering practices to ensure scalable, efficient testing workflows.

The Senior Performance Marketing Manager will lead affiliate and referral marketing strategies, own operations, build partnerships, and analyze performance to drive customer acquisition growth.

The Senior Product Marketing Manager, Payments at Circle will own product marketing for payments, develop messaging, craft content, guide go-to-market strategies, and enable cross-functional collaboration to drive customer success.

The Senior Product Marketing Manager for Email Hub will own messaging and positioning, create impactful content, guide go-to-market strategies, and enable sales and customer support teams, ensuring successful launches and customer adoption.

The Senior Product Marketing Manager, AI will lead product marketing for AI capabilities at Circle, focusing on messaging, adoption strategies, and customer education.

The AI Platform Engineer will build infrastructure to evaluate and improve AI systems, focusing on observability, diagnostics, and enhancement of performance.

The Lead Product Designer for Applied AI will design AI-native experiences and collaborate with engineering to create innovative product workflows. Responsibilities include defining AI interaction patterns, prototyping user flows, and ensuring product usability.