Top Tech Jobs & Startup Jobs in Belfast

Supports the Programme Management team by coordinating daily internal and external issues, maintaining customer and functional relationships, and helping resolve programme problems. The role requires detailed planning, knowledge of programme phases from inception through delivery, effective communication, and familiarity with company processes. Applicants must hold an HNC in Engineering or a business-related subject and have at least three years of relevant project management experience in an engineering, supply chain, IT, customer service, or programme environment.

Coordinates Professional Services operations across the UK and Ireland, maintaining project portfolios, forecasts, billing, revenue, utilization, capacity, margins, backlog, dashboards, and KPI reporting. Supports Sales-to-Services handoffs, PMO governance, risk escalation, leadership reporting, and cross-functional collaboration with project management, sales, finance, billing, and resource teams. The role also improves processes, data quality, and reporting efficiency.

Defines Rapid7’s technical vision and architecture for LLM and agentic AI systems across security products. Leads model strategy, fine-tuning, post-training, inference optimization, evaluation standards, and high-risk initiatives. Builds critical training and inference code, resolves complex technical trade-offs, mentors senior engineers, and influences product and platform strategy. The role requires deep expertise in transformer-based models, PyTorch, distributed training, context engineering, model evaluation, scalable inference, classical ML, and production AI systems.

Monitors and triages alerts, conducts open-source research, identifies online threats and exposed personal information, coordinates PII removal, documents findings, and prepares risk assessment reports. The role also involves social media monitoring, client updates, escalation of complex issues, and applying cybersecurity, privacy, and intelligence principles while working onsite with the Belfast intelligence team.

Own the product strategy and roadmap for Apex’s API gateway and observability platforms. Define capabilities such as traffic management, rate limiting, logging, metrics, traces, alerting, dashboards, and reporting. Partner with engineering teams to prioritize work, manage technical and commercial tradeoffs, define measurable outcomes, write requirements and strategy documents, maintain the Jira backlog, and communicate progress to technical and executive stakeholders.

Develop and maintain production software for large-scale, real-time advertising systems. Responsibilities include writing tested code, addressing features and bugs, supporting production services, collaborating across teams, and contributing to system architecture and design. The role emphasizes systems programming, scalability, low-latency performance, concurrency, memory management, and reliable enterprise server applications, with opportunities to develop production Rust skills.

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

Designs and optimizes CI/CD pipelines, containerized platforms, cloud infrastructure, and observability systems. Manages Kubernetes and OpenShift workloads, develops Helm charts, supports Linux automation, and improves production reliability through monitoring, SLOs, and SLIs. Collaborates with engineering and business stakeholders, enforces delivery security standards, resolves complex technical issues, and mentors junior and mid-level engineers.

Leads a large team responsible for control design assessments, monitoring and testing, operational effectiveness evaluations, and issue closure sustainability. Oversees control framework implementation quality, drives efficiency improvements, reports control effectiveness to senior stakeholders, interprets regulatory guidance, assesses operational risk, and recommends remediation. Requires expertise in control development, risk management, compliance, audit, and leadership.

Develop and deliver Java/Kotlin swap-processing software for Citi’s Strategic Swaps Platform. Responsibilities include automated testing with TDD, Agile development, CI/CD, technical analysis, system design, documentation, production support, reliability improvements, and collaboration with operations and business teams. The role also involves technical leadership, continuous quality improvement, and coaching junior developers.

Design electrical building services systems for commercial, healthcare, education, residential, industrial, and public infrastructure projects. Prepare calculations, specifications, reports, and design documentation; coordinate multidisciplinary designs; support projects from concept through handover; attend client and site meetings; ensure regulatory compliance; solve technical challenges; and mentor junior engineers while meeting quality, budget, and schedule requirements.

Leads the electrical engineering discipline across healthcare, education, and school building-services projects. Provides technical governance, design review, compliance oversight, and delivery leadership across all RIBA stages. Oversees electrical systems including LV/HV distribution, lighting, fire alarms, emergency systems, security, ICT, and BMS/BAS. The role also develops teams, supports recruitment and succession planning, drives sustainable design and innovation, and serves as a senior client-facing technical expert.

Advises individuals, families, entrepreneurs, landowners, and international clients on private client matters, including wills, probate, estate administration, trusts, tax structuring, succession planning, and wealth preservation. The role involves managing client relationships, collaborating across tax, real estate, and corporate teams, mentoring junior lawyers, and supporting business development and networking activities.

Supports private client legal matters involving wills, estate planning, probate, estate administration, trusts, and succession planning. Responsibilities include drafting routine legal documents, conducting legal research, liaising with clients and professional contacts, assisting fee earners, maintaining case files, and managing confidential information in accordance with regulatory requirements.