Top Tech Jobs & Startup Jobs in London

Build and maintain backend services and APIs powering onboarding, accounts, payments, cards, transfers, rewards, FX, KYC and risk. Design reliable, secure, observable systems for real transactions; integrate with partners, payment providers and AI services; improve operational workflows, data integrity, and incident handling while collaborating with product, frontend, mobile and AI teams.

Build and ship native Android features in Kotlin for an AI-enabled neobank. Design clean mobile flows for payments, insurance and financial services, integrate backend APIs, improve performance and reliability, use analytics and on-device ML (TensorFlow Lite) to enhance user journeys, and collaborate with product and design.

Build and ship native Android features for an AI-enabled neobank app, focusing on onboarding, accounts, cards, payments, transfers and rewards. Own app quality, performance, crash reduction, and secure API integrations. Collaborate with product, design, backend and AI teams and use production feedback to iterate.

Build and ship mobile features for BJAK's AI Neobank across Android, iOS or cross-platform. Collaborate with backend, design, product and AI teams to deliver onboarding, accounts, payments, cards, transfers, rewards, FX and AI-assisted features. Improve app quality via analytics, crash reports and production feedback, and own product-quality, UX and performance across releases.

Build and ship end-to-end product features across frontend, backend, APIs and databases. Create customer and internal workflows (onboarding, payments, accounts, KYC, FX, rewards, support automation). Turn ambiguous product problems into reliable systems, collaborate with product, design, mobile, backend and AI teams, build internal tools and automation, and own production monitoring, debugging and improvement post-release.

Build and ship native iOS features for an AI neobank, owning onboarding, accounts, cards, payments, transfers and AI-assisted journeys. Ensure app quality, performance, reliability, integrate APIs and authentication, collaborate with product, design, backend and AI teams, and iterate using analytics and production feedback.

Lead high-priority strategic and product initiatives across engineering, product, hiring, operations, and business development. Build teams, processes, and capabilities; lead cross-functional projects from planning through execution; research new markets and products; improve operations and deliver measurable business outcomes while managing stakeholders.

Lead cross-functional, high-priority initiatives across product, engineering, hiring, operations, and business development. Research new markets and opportunities, build teams and processes, drive projects from planning through execution, and implement practical operational improvements to deliver measurable business outcomes.

Partner with leadership and cross-functional teams to drive high-priority initiatives, build teams and processes, lead projects end-to-end, research markets/products, and improve operational effectiveness to deliver measurable business outcomes.

Lead and drive high-priority, cross-functional initiatives across product, engineering, hiring, operations, and BD. Build teams, processes, and capabilities; research markets and opportunities; identify operational problems and implement practical solutions; manage projects from planning through execution and deliver measurable business outcomes while working closely with leadership and stakeholders.