Top Tech Jobs & Startup Jobs in London

Lead networking platform engineering for cloud-native systems: design resilient, secure networks on GCP/AWS, build and maintain Kubernetes operators (Golang), improve observability/SLOs, troubleshoot production incidents, drive AI-assisted engineering practices, vendor evaluations, and lead engineering communities and agile ceremonies.

Lead product strategy and roadmap for Global IB Coverage and Global Corporate Banking products. Drive discovery, launches, KPIs, and operational resilience while partnering with engineering, controls, compliance, legal, finance, and GTM teams. Use data-driven insights and emerging technologies like AI to improve product performance and client value.

Lead design and delivery of production-grade LLM and multimodal AI systems. Architect scalable APIs, agentic workflows, and high-throughput microservices. Own end-to-end reliability, performance, and continuous improvement while partnering with ML engineering, product, and cloud teams to deploy secure, enterprise-grade AI at scale.

Design, build, and productionize autonomous and assistive multi-agent AI systems. Implement RAG and semantic search with vector databases, integrate tools/APIs, apply prompt engineering and guardrails, orchestrate microservices workflows, instrument agents for metrics, run evaluations/A-B tests, and mentor teammates.

Lead design, development, testing, release, and production support for Equity Derivatives workflows. Own production outcomes, incident triage, stakeholder communication, UAT, architecture and observability. Drive adoption of AI-assisted engineering practices, maintain release discipline, gather telemetry for stability metrics, and improve system reliability and coding hygiene through cross-functional collaboration.

Lead backend engineering work using JVM languages to design scalable, reliable, secure, cloud-native, multi-cloud solutions. Drive domain modeling, performance optimization, zero-downtime releases, incident resolution, and operational excellence. Champion adoption and governance of enterprise-authorized AI-assisted engineering practices and SDLC toolchain automation while coaching teams on responsible, secure AI use.

Support global fixed income index research by analyzing large datasets, building quantitative models, managing client projects, maintaining index operations, evaluating performance and market trends, and producing visualizations and reports to inform strategic product decisions.

Prepare and validate daily P&L and risk reporting for EMEA currencies and emerging markets. Deliver commentary to senior management, investigate P&L breaks, design and implement controls and process improvements, and coordinate with front, middle, and back office to resolve reporting and control issues.

Senior front-end engineer on an agile Equities Sales & Trading team delivering secure, scalable cloud-native applications. Provides technical leadership, writes and reviews production code, drives design decisions, optimizes UI performance for high-frequency data, and advocates firmwide engineering practices and tools.

Lead development of cloud-native Python applications for global commodities trading desks. Design, build, test, and operate resilient, secure production systems; drive automation and CI/CD; evaluate vendor solutions; and mentor engineering communities of practice.