Top Tech Jobs & Startup Jobs in Belfast

Build and operate production services for Proofpoint’s Microsoft 365 Outlook add-in and Adaptive Email Data Loss Prevention platform. Improve scalability, reliability, security, and user experience; work with sensitive data; ship continuously through CI/CD; and use product and production data to guide development. The role requires production Python, AWS, database, container, infrastructure-as-code, and security experience, with JavaScript/React and large-scale infrastructure experience preferred.

The International Accountant will support European and LATAM accounting activities, including month-end, quarter-end, and year-end close, journal entries, general ledger accounting, reconciliations, management reporting, variance analysis, procure-to-pay processes, subsidiary audits, SOX compliance, and process improvement projects. The role requires collaboration across teams and strong attention to detail, organization, and analytical skills.

Manages an enterprise technical support team serving large customers during a 1pm–10pm shift. Responsibilities include hiring and developing support staff, overseeing ticket prioritization and resolution, managing escalations, coordinating with engineering and product teams, analyzing support metrics, improving processes, and maintaining reporting and tracking infrastructure to deliver exceptional customer service.

Monitors and maintains global servers and network devices in a 24x7 NOC environment. Manages incidents, troubleshoots Linux, networking, hardware, and operating system issues, and supports production availability and uptime. The role documents major incidents, improves runbooks and operational processes, coordinates with senior engineers, monitors production systems, and contributes to continuous service improvement using AI and monitoring tools.

Design, build, maintain, and debug services within a large-scale microservices architecture. Resolve complex distributed-system and production issues, participate in on-call rotations, communicate technical decisions, navigate ambiguity, and improve engineering practices through innovation, infrastructure migrations, technical-debt reduction, and AI-assisted development.

Design, build, scale, and support reliable distributed systems integrating Proofpoint threat defense with Microsoft and Google email platforms. Develop Python services, maintain business-critical systems, ship code through CI/CD, monitor production environments, address security vulnerabilities, and process sensitive data at high volume with low latency. The role emphasizes DevOps, scalability, reliability, experimentation, and data-informed product improvements.