Top Tech Jobs & Startup Jobs in Belfast

Own the Investor Communications and documents product within the Ascend Platform, including statements, trade confirmations, tax documents, and shareholder materials. Manage requirements, backlog prioritization, delivery, success metrics, incident resolution, and client migrations. Use Claude and other AI-assisted tools for requirements synthesis, prototyping, MVP development, and operational automation. Collaborate with Engineering, Compliance, Operations, vendors, clients, and other product teams while analyzing delivery data with SQL.

Lead and scale monthly close and consolidation across international subsidiaries, ensure US GAAP and SOX compliance, manage statutory filings and audits, evaluate complex technical accounting, design global internal controls, drive automation and process improvements, and lead and develop a high-performing accounting team.

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

Develop and maintain high-quality C#/.NET applications across multiple layers. Apply secure, scalable, and performant development practices; contribute to architecture, estimation, product planning, and requirements. Mentor junior engineers, collaborate on technical decisions, troubleshoot live applications, and support continuous integration and delivery. Communicate effectively with technical and non-technical stakeholders while balancing user needs and commercial constraints.

Supports HR administration by organizing employee records, maintaining accurate data, coordinating hiring activities, preparing reports, ensuring documentation compliance, and helping resolve administrative process issues. The role requires strong organization, communication, attention to detail, time management, and proficiency with Microsoft Office tools.

Own and maintain on-premises and public-cloud infrastructure supporting secure, reliable, globally distributed SIM and eSIM services. Responsibilities include Linux administration, patching, vulnerability remediation, certificate lifecycle management, infrastructure automation, container orchestration, monitoring, logging, load balancing, artifact repositories, and production incident response. The engineer will participate in on-call support and provide hands-on assistance at the Dublin data centre while working remotely within Northern Ireland.

Leads fund accounting services for alternative investment structures, overseeing financial statements, management accounts, transactions, payments, compliance, audits, and reporting deadlines. Manages client, auditor, and adviser relationships; drives process improvements; supports business development; and coaches accounting professionals. Requires strong technical accounting expertise, fund accounting experience, knowledge of IFRS and UK GAAP, and an ACA, ACCA, or equivalent qualification.

Lead development of a global equity derivatives pre-trade request-for-quote and pricing platform. Responsibilities include writing production-quality code, designing system enhancements, resolving complex technical and business problems, partnering with trading, sales, quants, and technology teams, and coaching developers. The role requires expertise in Java or Kotlin, microservices, cloud and container deployment, multithreading, Kafka, ELK, testing, and CI/CD, along with knowledge of equity derivatives, trade lifecycles, and FIX workflows.

Provides administrative support for NHS pension services, including data entry, record maintenance, benefit statement production, pension scheme updates, refund processing, retirement applications, mail handling, and customer query resolution. The role requires accurate processing, clear communication, strong Microsoft Office skills, and adherence to established procedures and service-level agreements while supporting senior administrators.

Manage existing customer accounts, develop new business, and achieve branch sales targets. Provide customer service by phone, email, and in person, build trusted relationships, identify opportunities, and grow profitable customer portfolios. The role may also support branch operations by serving trade-counter customers and picking and packing warehouse orders.