Cloud Platform Engineering Lead

AEGIS London is seeking an experienced and hands-on Cloud Platform Engineering Lead to design, build and run AEGIS London’s cloud platform as a secure, scalable, and product-like internal capability. This role is focused on platform engineering with end-to-end ownership of the cloud platform, including its architecture, automation, security controls, and experience of roles using the platform (e.g. data, API and software engineers). They will remain technically hands-on while providing senior technical leadership across the IT function and working closely with Architecture, Security, and IT Operations. The role works alongside a Cloud Services Partner but retains strong internal technical ownership, standards, and accountability for outcomes, leading that partner to ensure their focus on high priority items and the high quality of their deliveries.

Duties and Accountabilities

• Own the cloud platform architecture (primarily Azure, with some AWS), ensuring it is secure, scalable, resilient, and aligned to enterprise architecture standards.
• Design and evolve shared cloud platform capabilities (networking, identity, landing zones, security controls, observability, backup, DR).
• Treat the cloud environment as a product, with clear standards, roadmaps, and continuous improvement – ensuring its consistency while it evolves over time.
• Remain hands-on in the build and evolution of the platform, including; Infrastructure as Code (e.g. Terraform), CI/CD pipelines and automation, Platform configuration, patterns, and reusable modules.
• Set and enforce engineering standards for cloud environments, automation, and configuration management.
• Embed security by design into the platform, aligning with industry standards (e.g. NIST, ISO, GDPR).
• Own cloud security controls, policies, and technical guardrails.
• Ensure high availability, backup, disaster recovery, and incident readiness are engineered into the platform.
• Act as a senior escalation point for cloud related security incidents and major outages.
• Optimise platform performance, availability, and cost efficiency.
• Lead cloud cost management and FinOps practices, including budgeting, optimisation, and transparency.
• Ensure effective monitoring, alerting, and observability across the platform.
• Contribute to long term cloud and technology strategy while remaining grounded in delivery.
• Manage the Cloud Services Partner from a strong technical owner perspective.
• Evaluate and recommend third party cloud services and tooling where appropriate.

Skills, Knowledge and Experience

• 8+ years of hands-on experience designing and operating cloud environments, primarily Azure (AWS experience beneficial).
• Strong background in platform engineering, cloud architecture, and automation, not just infrastructure operations.
• Proven experience building and owning cloud platforms using Infrastructure-as-Code, including the lifecycle management of terraform assets.
• Experience operating in regulated or security-sensitive environments.
• Deep technical understanding of:

• Cloud platform architecture and shared services.
• Cloud security, identity, and networking.
• Infrastructure-as-Code (ideally Terraform).
• CI/CD and DevOps practices.
• Containers and modern deployment patterns.
• Backup, restore, high availability, and disaster recovery.
• Cloud cost optimisation and FinOps tooling.

AEGIS Values

• Fairness and respect: We make decisions considering the best interests of key stakeholders. We are direct and straightforward in our actions, working collaboratively to create a culture of fairness and respect.
• Open and inclusive: We act with integrity, valuing diversity of thought and background. We take time to listen to the needs of our customers, stakeholders and colleagues working together to seek and share information.
• Ambitious: We have a passion for success, aspiring to be recognised as best in class. We embrace new opportunities, encouraging innovation in pursuit of our goals.
• Striving to be better: We strive to improve at all times, challenging complacency, being agile and adapting to change. We always seek to improve our customers’ experience with us.
• Investing in people’s potential: We provide an environment where each employee can reach their personal potential. We encourage personal accountability for performance and individual ownership for growth and success.

AEGIS London is an equal opportunities employer and recognises the value of a diverse workforce in facilitating better decision making and business growth. We encourage a variety of differing views, perspectives and insights to create a collaborative working environment. Diversity and Inclusion are fundamental to our business and we encourage applications from all backgrounds recognising the diversity of society and our customers.

It’s important to us that you are able to perform at your best when applying for a role with AEGIS London. If there are any adjustments we can reasonably make to ensure that the process is accessible for you please telephone us on +44(0)20 7856 7856 or email recruitment@aegislondon.co.uk.

As a business, we understand individual circumstances may differ and aim to be adaptable and to support flexible working practices. Talk to our recruitment team to understand how AEGIS London can help support you in reaching your full potential.