Top Tech Jobs & Startup Jobs in Belfast

Build and ship AI-native systems for a fintech neobank: AI agents, RAG/LLM apps, tool-calling and automations to improve onboarding, KYC, support, risk review, CRM and operations, focusing on reliability, latency, cost, security and compliance while collaborating with product and engineering teams.

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.

Design, build and operate backend services, APIs and workflows for an AI neobank. Support products across payments, wallet, savings, investing and insurance. Integrate with banks, gateways and partners, improve reliability, observability, security and performance, and collaborate with product and mobile teams to deliver customer-facing journeys for regulated financial products.

Build and productionize AI-native systems for a neobank: integrate LLMs, agents, RAG and internal data with product workflows to automate support, onboarding, payments and ops, while ensuring evaluation, monitoring, safety, and reliability.

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 native iOS features for BJAK's AI Neobank app using Swift. Implement mobile flows for insurance, payments, claims and financial services; integrate REST APIs; improve performance, stability, memory and battery usage; add AI-assisted on-device experiences where beneficial; collaborate with product and design and use analytics to iterate.

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 end-to-end customer-facing and internal features for an AI neobank web app. Develop web flows, backend APIs, admin tools, dashboards, and operational systems. Integrate APIs, handle data flows, improve production reliability, use analytics and feedback to iterate, and reduce manual work across the business.