Top Tech Jobs & Startup Jobs in London

Manage a named enterprise account portfolio to drive retention, upsell and renewals. Build relationships, analyze usage to mitigate churn, identify expansion opportunities, create proposals, run QBRs and demos, negotiate terms, and exceed revenue and retention quotas.

Build and maintain the end-to-end intelligence collection pipeline and tools, collaborating with analysts to ingest, classify, store, and review crypto intelligence. Design services (Kubernetes, browser extensions), develop analysis software for cryptocurrency behaviors, integrate systems to improve operations, and implement observability and incident processes.

Lead a distributed Customer Success team across EMEA and APAC, manage key accounts, drive retention and expansion, set regional CS strategy and metrics, build scalable onboarding and health frameworks, collaborate with Sales/Product/Operations, represent customer voice for product roadmaps, and occasionally engage directly with strategic enterprise customers across time zones.

Lead Elliptic's earned media, digital PR, executive visibility, and analyst relations. Manage PR agency, build tier-one journalist and analyst relationships, drive AI/LLM-aware digital PR and LinkedIn programs for executives, support government affairs materials, and track performance metrics across PR, SOV, backlinks, LLM visibility, and executive engagement.

Lead commercial analytics to inform executive decision-making. Analyze full customer lifecycle, build forecasting and attribution models, identify growth opportunities, and deliver executive dashboards and strategic recommendations to revenue, success, and executive leaders.

Lead the Investigations engineering team to design and deliver scalable UI applications and APIs for blockchain forensics. Write and review code, make architectural decisions, collaborate with product and stakeholders, coach engineers, and incorporate AI-assisted development practices.

Design, implement, and operate large-scale distributed data systems and pipelines (batch and streaming) to power blockchain intelligence products. Drive technical decisions, improve reliability and observability, mentor engineers, collaborate with cross-functional teams, and adopt cloud-native and IaC tooling to optimise performance, scalability, and cost-efficiency.

Lead AI architecture decisions for Elliptic's platform: evaluate tooling (e.g., LangSmith, Databricks), define evaluation and observability frameworks, establish prompt/versioning and agent reliability patterns, and produce foundational technical documentation to ensure scalable, auditable customer-facing AI products.

Design, build, and own agentic LLM workflows and backend services powering an AI copilot for blockchain investigations. Lead architecture, tool integrations, retrieval pipelines, evaluations, and mentoring. Ship production-ready LLM features with strong testing, observability, and reliability practices while collaborating across product, web, data, and DevOps teams.

Lead and evolve DevOps and platform practices: own roadmap, architect multi-cluster/multi-region Kubernetes platforms with service meshes, implement GitOps/IaC, enforce Zero Trust and policy-driven automation, improve reliability (SLOs, chaos), embed DevSecOps, and mentor a team while remaining hands-on.