Top Tech Jobs & Startup Jobs in Belfast

Manage end-to-end payroll operations across multiple countries, ensuring accurate, timely, and compliant processing. Audit payroll inputs, resolve discrepancies, prepare reports, support financial reporting and month-end close, initiate payroll funding payments, maintain procedures and controls, and assist with year-end tax reporting. The role requires collaboration with Finance, Tax, Benefits, People Strategy, employees, and external payroll providers, along with fluency in English and Czech.

Supports the planning, development, and improvement of aerospace manufacturing processes, tools, technologies, and production systems. Responsibilities include continuous improvement, waste reduction, automation and digital manufacturing initiatives, industrialisation of new products, production problem-solving, data analysis, and cross-functional collaboration with engineering, quality, operations, supply chain, and production teams.

Student placement software engineering role developing Magnite’s advertising platform. Responsibilities include software development, quality assurance, test automation, deployment, and solving complex technical problems with experienced engineering teams. The role provides mentorship and exposure to a broad technology stack, including Java, Rust, Scala, JavaScript, Python, C++, SQL, Cassandra, Druid, Hadoop, and Kafka.

Processes and reconciles daily purchase and sale transactions across equities, fixed income, and derivatives. Reviews trade exceptions, discrepancies, settlement issues, and posting errors; coordinates with internal teams, counterparties, and clients to resolve inquiries. Maintains regulatory and SLA compliance, performs supervisory oversight, provides operational metrics, and recommends process improvements.

As a Senior Site Reliability Engineer, you'll build resilient platforms, automate processes, mentor teams, and drive changes in a cloud-based environment.

Lead the change management and deployment of SAP S/4HANA for Airbus’s Belfast site integration. Responsibilities include developing change and training strategies, governing SAP Enable Now content, coordinating deployment and hypercare, managing waterfall and SAFe/Agile delivery, aligning senior stakeholders, and using AI and analytics to forecast risks. The role supports business continuity, employee adoption, supply chain integration, and production ramp-up during a complex aerospace acquisition.

Owns the technical and operational direction of a post-trade product across Australia and APAC. Leads solution design, client implementations, upgrades, migrations, incident escalations, release planning, root-cause analysis, risk management, and service improvement. Partners with Product, Engineering, Support, Sales, and Account Management to translate client needs into technical solutions and support pre-sales opportunities. Requires deep expertise in Australian post-trade operations, ASX CHESS workflows, back-office systems, and capital-markets technology.

Lead finance due diligence and approval of complex structured transactions, new products, and strategic acquisitions or disposals. Analyze accounting, regulatory, risk-weighted asset, leverage, liquidity, profitability, and control implications. Support transaction sign-offs, coordinate specialist Finance stakeholders, challenge business cases, ensure governance compliance, present findings to senior stakeholders, and contribute to policy, process improvement, and responsible AI-enabled workflow optimization.

Supports fixed income and cash equity settlements by matching trades, resolving exceptions, validating amendments, performing reconciliations, monitoring residual balances, and responding to broker queries. The role also supports corporate actions, stock loan processing, audits, regulatory changes, technology testing, and settlement-related projects. It requires strong organization, attention to detail, analytical problem-solving, communication, and Microsoft Office skills in a fast-paced financial markets environment.

Coordinates customer orders from receipt through delivery, managing supply, inventory, production scheduling, purchasing, logistics, and supplier relationships. Processes orders, monitors stock, raises purchase orders, schedules production, arranges transport, tracks deliveries, resolves supply issues, and provides customers with updates. The role supports efficient fulfillment, customer satisfaction, and supply chain performance through strong organization, communication, and teamwork.