Top Tech Jobs & Startup Jobs in London

Hands-on Senior QA Engineer responsible for ensuring quality across Moneybox products. Act as sole QA on squads, define testing and release strategies with stakeholders and Compliance, drive automation and AI tooling, assess test automation suitability, run cross-functional meetings, mentor QA team members, and represent the company externally.

Lead end-to-end iOS feature delivery, shape platform architecture, migrate UIKit to SwiftUI, apply Swift Concurrency, manage CoreData persistence, ensure accessibility, adopt AI tools responsibly, mentor engineers, and support CI/CD and release processes within a hybrid UK-based team.

Design high-quality, mobile-first product experiences across iOS, Android and responsive web. Own interaction, visual design, motion, and design system work; partner with Product, Content, Marketing and Engineering to turn data and research into measurable, accessible (WCAG AA) experiences that drive conversion and engagement.

Lead design for Savings, Investing and Pensions experiences end-to-end. Tackle ambiguous fintech problems, prototype, validate with users, ship native mobile and responsive web features, contribute to design system, and champion AI-first design while partnering with Product and Engineering to drive measurable outcomes.

Coordinate and execute end-to-end CRM lifecycle programs across email, in-app, push and on-platform messaging. Use segmentation and data to target users, run A/B tests, produce performance reports, optimise campaigns, and collaborate with Product, Marketing and Insight teams to drive engagement, retention and cross-sell.

Support Front and Middle Office Treasury operations including daily cash placements, policy monitoring, bank relationship coordination, NII and rate forecasting, stress test data inputs, product scenario analysis, and preparation of committee reporting and governance materials.

Lead design, build, and operation of cloud infrastructure and platform services in Azure. Own monitoring, incident response, root-cause analysis, IaC (Terraform), CI/CD improvements, cost optimisation, security and compliance controls, automation, runbooks, and mentoring to improve platform reliability and developer velocity.