Top Tech Jobs & Startup Jobs in London

Work on YDB distributed storage and database systems to maximize performance on modern and legacy hardware (NVMe, HDD, DPUs). Reengineer components for low-latency, high-throughput workloads, profile and debug production systems, and design resilient distributed storage primitives. Collaborate on incident resolution and production deployments to support Nebius cloud services.

Lead the global employee relations and performance management strategy, including policies, governance, complex case oversight, investigations, disciplinary and grievance processes, and organizational change consultation. Build effective works council and employee representative relationships, manage employment-law and reputational risks, advise senior leaders, strengthen manager capability, and use case data to identify trends and improve organizational practices.

Own optimization of LLM and VLM inference systems from model artifacts through production deployment. Improve latency, throughput, memory efficiency, GPU utilization, quality, reliability, and cost per token. Deploy and extend inference engines, build compression and quantization workflows, implement decoding and KV-cache optimizations, create reproducible benchmark harnesses, diagnose production regressions, and collaborate with kernel, platform, research, infrastructure, product, and customer teams.

Own the product strategy and roadmap for large-scale search infrastructure serving AI agents. Set search quality and release standards, manage depth, latency, freshness, and cost tradeoffs, guide index coverage, and shape retrieval capabilities for agentic workflows. Partner with search engineering, research, evaluation, data, customer success, and customers to identify quality gaps and prioritize improvements. This hands-on senior individual contributor role requires experience building and shipping production search or ranking systems at scale.

Own enterprise sales across the UK and Nordics, managing the full cycle from prospecting and pipeline creation through complex deal closure. Build regional presence through outbound sales, partnerships, events, and networks; engage technical, business, and executive stakeholders; apply MEDDPICC and value-based selling; collaborate with product and engineering; exceed revenue targets and provide accurate forecasts.

Own the vertical search product from market selection and data-provider evaluation through roadmap, customer discovery, specifications, launch, adoption, and revenue. Partner with engineering, data, research, evaluation, customer success, and go-to-market teams to build industry-specific AI search products. Define use-case quality standards, shape ranking and product experiences, and prioritize investments across verticals.

Serve as embedded internal controls and risk partner for corporate functions (Tax, Treasury, HR). Lead SOX walkthroughs, risk assessments, control design, remediation, audit coordination, and automation efforts to improve control effectiveness and reporting. Support transformations, system implementations and stakeholder engagement to balance risk mitigation with operational practicality.

Maintain and scale DevTools SRE systems: improve user-facing developer workflows, build fault-tolerant self-healing architecture, optimize performance, modify open- and closed-source tools (GitLab, TeamCity), and support users while measuring improvements via metrics.

Design and implement core YTsaurus functionality in C++, build and evolve platform-level capabilities, improve APIs and UX for internal users, own production quality including incident response/on-call, and collaborate with stakeholders to prioritize and deliver scalable data platform features.

Design, build, and operate Nebius Serverless AI core components (control plane, scheduler, runtime, autoscaler, APIs). Solve cold-start latency, GPU scheduling, multi-tenant isolation, routing. Drive architecture, write design docs, raise engineering standards, run SRE practices, lead incident response, and work with customers and product teams to deliver a scalable, low-latency platform.