Top Tech Jobs & Startup Jobs in London

Lead product strategy for AI-powered personalization and recommendation capabilities. Define requirements, partner with Data Science and Engineering to build, test, launch and optimize models, monitor performance, run experiments, prioritize enhancements using analytics, and communicate results to stakeholders while ensuring scalability, compliance and strong customer experiences.

The Director of Client Management will oversee a $20bn portfolio, focusing on strategic direction, contract negotiation, merchant engagement, and cross-functional collaboration to maximize acceptance and drive revenue growth.

As a Software Engineer II at American Express, you will build and maintain software for payment systems, ensuring quality and supporting deployment while automating processes. You will engage in code reviews, debugging, and scaling applications based on demand.

Build and operate production agentic AI systems and LLM-powered features. Implement RAG pipelines, extend shared AI infrastructure, monitor and debug production models, and collaborate with product and design to deliver secure, reliable AI capabilities in a regulated financial environment.

Lead a team overseeing financial crime risk management, ensuring compliance with relevant regulations, and embedding controls in operations. Partner with business units to bolster risk assessment and help manage day-to-day financial crime issues.

Lead product delivery for personalization capabilities across mobile and web: translate partner requirements into user stories, manage roadmap and backlog, run pre/post-launch testing, partner with analytics to measure feature value, present to executives, and improve platform capabilities.

Design, build, and operate production-grade agentic AI and LLM-powered features and RAG pipelines over sensitive financial data. Collaborate with product and design, contribute shared AI infrastructure (LLM services, orchestration, evaluation), and own reliability, security, auditability, and compliance in production.

Support execution and enhancement of the Data Subject Request Processor (DSRP) platform by discovering, mapping, and integrating enterprise data sources for DSAR compliance. Coordinate with Product, Engineering, Privacy Risk Management, and business partners to document data flows, manage integration deliverables, support backlog and testing, streamline DSAR workflows, and produce product documentation and operational monitoring to ensure compliant, scalable DSAR fulfillment.

Lead strategy and roadmap for AI platform tools, integrations, APIs, gateways, and agentic capabilities. Partner with engineering, data science, and partners to build reusable services, drive GenAI/agentic use cases, define metrics, and balance short-term delivery with long-term scalability and adoption across Amex's digital ecosystem.

Build and ship production-grade agentic AI systems and LLM-powered features. Architect RAG pipelines over sensitive financial data, contribute shared AI infrastructure, own production reliability and safety, and collaborate with product and design to deliver customer-focused outcomes in a regulated environment.