Top Tech Jobs & Startup Jobs in Belfast

Analyze customer behaviour and loyalty programme performance (Sparks), deliver insight-led analysis to inform trading and strategy, collaborate with Loyalty, Product, Data and Data Science teams, and help define measurement of customer impact and commercial value.

Lead and grow a high-performing engineering team for Loyalty Clubs and Campaigns. Oversee agile delivery, technical standards, system design, cloud-based architecture, quality assurance, maintenance, and cross-functional collaboration to deliver scalable loyalty features and offers.

Design and maintain reliable data solutions, lead a squad of engineers, develop scalable data pipelines, and ensure adherence to data standards.

Lead and develop a Data Science team to deliver scalable ML/AI solutions for an online Personalisation programme, ensuring impactful customer experiences.

Lead discovery, experimentation and delivery of AI-enabled products for M&S. Identify and prioritise high-impact AI opportunities, partner with engineers, data scientists and designers, own the product lifecycle end-to-end, drive adoption and scale, and communicate value to senior stakeholders to deliver measurable business impact.

Ownership of backend Loyalty platform services: design, build, deploy, monitor and optimise scalable, distributed systems. Collaborate across teams to shape technical direction, improve developer experience, and maintain reliability, observability and operational excellence for customer-facing Sparks journeys.

Build and maintain internal Web Platform tooling and libraries used by M&S engineering teams. Own end-to-end platform features, improve CI/CD, monorepo health, testing, observability, and reliability. Mentor engineers, collaborate across teams, and operate platform services with a production-first mindset.

Support onboarding and launch of dropship suppliers, manage supplier critical paths and post-launch performance, ensure seamless end-to-end ecommerce customer journeys, and build strong cross-functional and external supplier relationships.

Lead engineering teams owning the integration platform and messaging backbone. Define architecture and roadmap for a cloud-native integration platform, build reusable integration patterns, maintain operational excellence across high-volume messaging systems, reduce incidents and MTTR, manage vendor delivery, and mentor engineers while balancing stability and modernisation.

Build and evolve web platform capabilities — shared tooling, libraries, CI/CD and monorepo architecture — to improve developer productivity. Set technical direction, own architecture decisions, collaborate with teams, and mentor engineers.