Strategic Lead Architect - Infrastructure Modernisation

Lorien; City Of London; Hybride; GBP 110 000 - 140 000; Plein temps

Résumé du poste

Lorien is seeking a Lead Solution Architect to drive infrastructure modernisation for a major public-sector financial institution in London. You will set architectural direction, shape solutions from inception to implementation, and reduce legacy debt while ensuring security and compliance.

In this hands-on leadership role, you’ll translate business needs into architecture requirements, lead design workshops across cloud, networks and security, and guide suppliers while maintaining operational

Qualifications

• Significant experience delivering complex infrastructure change.
• Modernisation including legacy migration and debt reduction.
• Delivery of enterprise-scale infrastructure modernisation or transformation.
• Broad enterprise infrastructure knowledge across cloud, networks, datacentres, compute, storage and cyber security.
• Experience with architecture governance and risk management.
• Ability to explain trade-offs to diverse stakeholders.

Responsabilités

• Develop current, transition and target architectures for infrastructure and technology change, aligned to enterprise direction and governance.
• Translating business, service, security and operational needs into clear architecture requirements and solution options.
• Producing proportionate architecture artefacts, including High-Level Designs, Solution Designs, context diagrams, roadmaps, non-functional requirements and decision records.
• Leading technical design workshops across cloud, networks, compute, storage, identity, cyber security, automation and service management
• Setting architectural direction and assuring detailed designs from engineering teams and suppliers, without taking over their accountability for implementation
• Evaluating options and recommending the best fit, weighing value, whole-life cost, risk, complexity, supplier dependency, exit implications and strategic fit
• Providing design assurance through build, testing, migration, implementation and transition
• Identifying technical dependencies and integration risks, and escalating wider implications early through governance
• Supporting programme shaping, business cases, procurements and supplier evaluations
• Presenting recommendations to architecture and programme governance forums in clear, accessible language
• Challenging lift-and-shift approaches that would preserve avoidable cost, complexity or operational risk
• Engaging service owners and operational teams early, so supportability, resilience, monitoring, recovery and security are designed in

Connaissances

Infrastructure architecture

Enterprise architecture

Stakeholder engagement

Security clearance

Cloud architecture

Regulated environment

Architecture governance

Risk management

Leadership

Supplier management

Outils

Azure

DevSecOps

IaC

CI/CD

Zero Trust

Description du poste

Lorien is seeking a Lead Solution Architect to drive infrastructure modernisation for a major public-sector financial institution in London. You will set architectural direction, shape solutions from inception to implementation, and reduce legacy debt while ensuring security and compliance.

In this hands-on leadership role, you’ll translate business needs into architecture requirements, lead design workshops across cloud, networks and security, and guide suppliers while maintaining operational