Top Tech Jobs & Startup Jobs in Belfast

Leads and scales Rapid7’s technical support organization in Belfast. Responsibilities include managing support engineers and managers, developing career progression, driving process and tooling changes, improving operational metrics, resolving escalations, partnering with Engineering, Product, Customer Success, and Sales, and building consistent global support practices. The role emphasizes organizational change, customer outcomes, technical communication, accountability, and continuous improvement.

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.

Recruit medical and dental locums across Northern Ireland HSC Trusts, managing sourcing, screening, compliance checks, credential verification, mandatory training, placements, records, timesheets, invoicing, pastoral support, and performance management. The role requires strong knowledge of NHS/HSC recruitment, GMC/GDC requirements, UK immigration compliance, occupational health, safeguarding checks, Agency Workers Regulations, IR35, and framework procedures.

Leads complex technology programs and multiple concurrent projects across global teams and time zones. Responsibilities include stakeholder management, scope definition, project planning, milestone tracking, PMO governance, budget and delivery oversight, issue resolution, metrics reporting, and Agile ceremony facilitation. The role supports software currency and vulnerability-management initiatives while coordinating Technology Leads, Application Owners, Remediation Leads, and CIO governance teams.

Manage and modernize hybrid database infrastructure supporting Citi’s finance applications. Responsibilities include migrating Oracle, MongoDB, and big data platforms to AWS, Google Cloud, and Snowflake; implementing AI-driven monitoring, tuning, and self-healing; managing high availability, disaster recovery, security, and compliance; and automating database administration through Python, Shell, Terraform, and Ansible across physical, virtual, cloud, and OpenShift environments.

Leads data quality programs by assessing and analyzing data, establishing measurement controls, producing dashboards and reports, resolving data issues, and driving improvement initiatives. The role collaborates with stakeholders across the firm, manages data quality risks, supports governance strategies, and communicates findings and recommendations. Banking or finance experience, strong analytics and Excel skills, and Tableau knowledge are valuable.

Sells Yell’s AI-powered digital marketing and advertising solutions to prospective and existing SME customers. Responsibilities include cold and warm outreach, needs discovery, solution recommendation, closing, client onboarding, campaign management, performance monitoring, reporting, and ROI optimization. The role requires strong communication, sales achievement, organization, resilience, customer focus, and the ability to manage multiple clients and campaigns from a Belfast office.

Sell Yell’s AI-powered digital marketing and advertising solutions to SMEs through cold and warm outreach. Responsibilities include identifying opportunities, closing and onboarding clients, managing campaigns, monitoring performance, delivering reports, and recommending data-driven optimizations. The role requires strong sales, communication, organization, resilience, customer management, and digital marketing skills. It is office-based in Belfast with weekday working hours and uncapped commission.

Sell Yell’s AI-powered digital marketing and advertising solutions to SMEs through cold and warm outreach. Manage the full sales cycle, including prospecting, solution recommendation, closing, onboarding, and client account management. Monitor campaign performance, provide data-driven insights and reports, and recommend optimizations. The role requires strong communication, resilience, organization, target orientation, digital awareness, and the ability to manage multiple clients and campaigns.

Manage employee relations within a unionised manufacturing facility, including grievances, disciplinary matters, investigations, conflict resolution, and union liaison. Ensure compliance with UK employment law, company policies, and collective agreements. Train managers and employees, improve absence-management practices and sickness absence metrics, and report employee-relations trends and outcomes to senior management.

Create and maintain a multi-site supply plan and master resource plan up to 24 months. Assess capacity, safety stock, and inventory; coordinate with production, procurement, finance and demand teams; track execution, KPIs, and root-cause issues; communicate product portfolio changes and supply risks.