Cyber Security Jobs in Belfast

Appvia · London · £75,000 – £90,000 pa

Design, build and operate secure AWS platforms using Terraform, Kubernetes/EKS and CI/CD for public and private sector clients. You will own technical delivery in your area, create reusable modules and deployment patterns, and mentor less experienced engineers within multi-disciplinary consulting teams.

RiverSafe · London

Client-facing consulting role leading end-to-end security engagements across security architecture, cloud security, DevSecOps, application security and security operations. You'll run workshops, design controls in AWS/Azure/GCP, produce risk-based deliverables and help identify follow-on work, contributing to proposals and account growth.

Adecco · Belfast

Designs end-to-end infrastructure and cloud solutions for enterprise customers, leading technical workshops and translating business requirements into scalable architectures. Produces high and low-level design documentation and provides technical leadership across the project lifecycle, working with Azure, Microsoft 365, VMware/vSAN and hybrid cloud platforms. Also supports bids, solution presentations and customer engagement.

Avanti Recruitment · London · £50,000 – £75,000 pa

Client-facing security role within a UK consultancy's growing Security Architecture practice, supporting government, defence and critical infrastructure programmes. Day to day involves threat modelling, risk assessment, reviewing solution and infrastructure designs, defining security requirements and controls, and running client workshops. Suits security engineers or consultants wanting to move into architecture, with occasional client site visits rather than frequent travel.

Deloitte · Glasgow

Supports Deloitte Global's AI Governance, Confidentiality and Privacy team, leading governance frameworks, policies and training while acting as a global AI use case reviewer advising on trustworthy AI. Involves translating strategy and emerging regulation into delivery roadmaps, monitoring AI regulatory developments, and building relationships across legal, technology, data science and business teams. Requires strong project management, stakeholder engagement and change management capability.

Avanti Recruitment · London · £60,000 – £100,000 pa

Advises clients on core security across cloud, identity, applications, data and governance while addressing AI-specific risks such as prompt injection, excessive agency and data leakage. Runs security assessments and architecture reviews, threat models agentic workflows and LLM applications, and helps establish guardrails and governance for AI systems from experimentation to production.