Top Tech Jobs & Startup Jobs in London

Design, implement, and operate low-latency stream processing pipelines and tooling on AWS using Flink and Kafka. Build platform services for real-time validation, fraud and AML checks, enable data movement to the data lake, and support product teams with automation, best practices, and scalable infrastructure.

The Senior CRM Communications Strategist will design data-driven communications strategies, work with product and creative teams, and manage stakeholder relationships to effectively promote Wise's brand and products.

Lead design and productionize deep learning and graph-based models for financial crime detection. Define architecture strategy, build reusable end-to-end pipelines, prototype foundation model and embedding approaches, partner with data science on evaluation and measurement, and mentor engineers and data scientists to scale modern ML practices across FinCrime domains.

Lead product analytics for LATAM & MEA expansion: define and monitor KPIs, support product launches with forecasting and experimentation, build reusable data assets, and influence product decisions through clear data-driven insights and stakeholder storytelling.

Build a greenfield ML lifecycle platform for financial crime detection: design declarative training pipelines, model packaging/serving, evaluation frameworks, monitoring and drift detection, and integrate with central ML infrastructure to improve data scientist productivity and ensure regulatory auditability.

Design and build public-facing APIs and scalable microservices for KYC and onboarding. Own technical roadmaps, ensure reliability, security and scalability, architect event-driven systems, collaborate with product and cross-functional teams, and mentor engineers to raise technical standards.

Lead global corporate travel strategy, negotiate supplier agreements, manage TMC and booking platform, analyse travel spend, enforce policy and duty-of-care, and deliver monthly reporting and forecasts to optimise cost and traveller safety.

Own and drive the end-to-end servicing experience for High Volume customers. Define strategy and roadmap, scale operational capabilities, deploy AI where valuable, collaborate with Fincrime, Compliance, Operations and product teams to improve predictability, trust, activation, retention and revenue for top-tier customers.

Provide legal advice across UK and EMEA on payments, banking, consumer protection and commercial matters. Draft, structure and negotiate contracts with bank partners, platforms and enterprise customers. Support product launches, license applications, API integrations, templates, process improvements, training, and mentoring; assess regulatory and operational risks and collaborate with global legal and business teams.

Provide technical consulting and integration support to banking and tech partners using Wise's public API. Define solutions, gather requirements, manage multiple integrations, improve API/SDK documentation, support presales, diagnose product issues, lead complex partnerships, and drive product improvements.