Top Tech Jobs & Startup Jobs in London

The Senior Backend Engineer will build key backend services for an observability platform, manage data pipelines, work with open-source contributors, and tackle scalable backend system design challenges.

Lead and scale sales across the UK and Northern Europe, building a high-performing team, driving revenue growth, and developing customer relationships.

Lead the development and delivery of ClickHouse Cloud by defining the product roadmap, engaging customers, and collaborating with engineering, design, and marketing teams.

The Senior Full Stack Engineer will develop key frontend and backend features for HyperDX, engage with the community, and tackle technical challenges related to observability data at a petabyte scale.

Lead benchmarking, performance analysis, capacity sizing, and optimization for ClickHouse Cloud. Troubleshoot and tune systems, build tooling for chaos experiments, and collaborate with core, cloud, and security teams to improve scalability, resilience, and performance.

Design and ship production agents and reusable skills on ClickStack. Own the agent stack (context engineering, tools, MCP servers), integrate with ClickHouse telemetry, build SDKs and observability, optimize latency/cost, run evals, and collaborate with open-source contributors and customers.

Build and maintain high-throughput, reliable database integrations to replicate data into ClickHouse. Debug production issues, improve observability and reliability, participate on-call, collaborate with customers and cross-functional teams, and influence product roadmap.

The Senior Full-Stack Engineer will design and build scalable UI systems, collaboratively own features, and support production quality. Responsibilities include API design, debugging, and performance tuning.

The QA Engineer will enhance test automation frameworks, perform cross-functional testing, and ensure the quality of ClickHouse's cloud and open-source offerings.

Analyze and optimize ClickHouse database performance, develop performance tests, support engineering teams, collaborate with core teams, and engage with the open-source community.