Top Tech Jobs & Startup Jobs in London

Lead card-scheme integrations and certifications for Visa and Mastercard. Define test cases, validate EMV scripts, tokenization, and chip profiles. Collaborate with architects, product, scheme partners, and customers to translate scheme rules into technical requirements, mentor teams, and improve certification processes and tooling.

Own technical configuration for card issuing and processing onboarding: translate customer requirements into system settings, run tests, troubleshoot APIs/logs, liaise with engineering and project managers, and maintain onboarding documentation and improvements.

Build and maintain scalable MLOps infrastructure and CI/CD for ML and generative AI. Implement experiment tracking, model versioning, deployment, monitoring, IaC, containerized workloads, and production lifecycle management. Collaborate with data scientists and engineers to productionize, monitor, retrain, and govern models in cloud-native environments.

Lead quality assurance for a product area: define test strategy, build and maintain automated integration and API test suites, integrate tests into CI/CD, own defect management, perform root cause analysis, coach engineers, and improve shift-left and performance testing practices.

Design, architect, and develop scalable, cloud-native Java APIs and services on AWS using Spring and SQL databases. Own projects end-to-end, mentor engineers, and contribute to platform direction in a fast-growing fintech focused on payments.

Drive new business into the funnel, nurture stakeholder relationships through the sales cycle, negotiate and close contracts, maintain accurate Salesforce records, and collaborate with internal teams to hit MRR and sales targets for card-as-a-service programmes.

Lead sales enablement for commercial teams: create and maintain enablement assets, design a Commercial Academy, organise content, measure adoption, join customer conversations, and contribute to positioning, messaging, GTM initiatives, and analyst/market activities.

Design, implement, and optimize RevOps processes, systems, and data to align Sales, Marketing, and Customer Success. Lead forecasting, territory design, pipeline management, CRM data quality, enablement, pricing standardization, dashboards, and board reporting to drive revenue growth.

Lead end-to-end customer onboarding and implementation projects for card issuing and payments programmes. Act as primary customer contact, coordinate cross-functional teams and external partners, manage project plans and risks, and drive successful go-lives. Document outcomes, improve delivery processes, and support scaling delivery capabilities.

Provide second-line compliance oversight for UK and EU payments activities. Design and run monitoring, regulatory change, policy governance, reporting and training. Support operational resilience, outsourcing, safeguarding, Consumer Duty, regulatory returns and regulator engagement. Develop compliance frameworks, lead committee processes, coordinate audits and remediation, and oversee safe AI adoption and regulatory mapping across group entities.