Top Tech Jobs & Startup Jobs in Belfast

Lead full lifecycle delivery of cloud-based web features: design, build, test, release, and operate reliable, scalable systems. Own technical direction, convert ambiguous problems into plans, reduce technical debt, and use observability and metrics to ensure performance and health.

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.

Design, build and evolve backend-focused experimentation platform capabilities (APIs, services, automation, developer tooling). Set technical direction and standards, enable a self-service model, partner with product and engineering teams, mentor engineers, and ensure production readiness with observability, resilience, and clear documentation.

Define and drive the enterprise hosting architecture strategy across cloud, datacentre and edge environments. Simplify and modernise hosting platforms to optimise cost, resilience and reuse, align product and engineering roadmaps with architecture direction, and lead governance, standards and major transformation programmes.

Lead end-to-end financial services and payments transformation programmes, from strategy through implementation. Manage cross-functional workstreams, launch new propositions, oversee partner integrations, and ensure customer, commercial, regulatory, and business outcomes. Own programme governance, financial performance, risk management, benefits delivery, supplier relationships, and senior stakeholder engagement in a regulated environment.

Lead and coordinate a 12+ workstream transformation across International Food, Home & Beauty (FH&B). Manage programme lifecycle from scoping and investment cases through delivery and BAU embedding, establish governance, own critical path and interdependencies, align UK and International strategy, and drive change across teams to deliver business outcomes.

As a Principal Engineer at M&S, you'll drive technical strategy, influence architecture, and mentor engineers while delivering on personalization, search, and machine learning features in collaboration with cross-functional teams.

Lead oversight of SAP security and user access controls, develop SAP GRC policies and governance, review role design and SoD risks, perform control testing and risk reporting using data analytics, and partner with Finance, Technology and Audit to support compliance and continuous improvement.

Lead design and delivery of scalable, secure payment platform capabilities. Own reliability, performance and resilience, drive DevOps/CI-CD, observability and incident management, and mentor engineers to improve platform engineering practices.

Lead QA for retail platforms (POS, Self-Checkout), shape quality strategy, build scalable test automation, drive operational excellence, mentor engineers, support CI/CD and production releases.