Infrastructure Technical Engineer - Quilter

About the role

Level: 4 Department: Technology Location: Southampton | London Contract type: Permanent Quilter has a vibrant, diverse, and highly successful IT team which is now looking to employ a Technical Specialist. This role will support transformational change that enables Quilter Technology department to deliver against strategic programmes. Providing infrastructure expertise to deliver detailed analysis of our technical estate whilst developing the steps to modernise and improve efficiency of our services. Quilter is changing the way it delivers IT services to its users; the right candidate must be willing to embrace that change with enthusiasm and energy. The Infrastructure Technical Engineer will: Provide expert-level technical analysis across Microsoft Cloud, Infrastructure, Networking, Security and Automation domains. Build strong relationships with internal teams, partners, SMEs and senior stakeholders to ensure solutions are well-designed, secure and fit for purpose. Lead or support cross-team delivery initiatives, technical assessments and continuous improvement activities. Produce clear documentation including designs, BAU procedures, risk assessments, BIAs, DR plans and technical guidance. Support Quilter's technology transformation initiatives including cloud adoption, infrastructure modernisation and zero-trust security uplift. Champion operational excellence, ensure risks are understood and mitigated, and support problem/incident resolution at an expert level. Share knowledge widely and mentor colleagues, growing capability within Infrastructure & Operations. Act as an ambassador for Technology, modelling Quilter's values. Microsoft 365 & Entra ID Global administration of M365 across complex multi-tenant environments. Purview, including DLP, AIP, sensitivity labels and classification frameworks. Intune for deployment and management of end point devices. Microsoft Teams including Phone System configuration, PSTN, voice routing and cross-tenant collaboration. Exchange Online configuration including hybrid setups, migrations, mail hygiene (DMARC/DKIM/SPF). Entra ID configuration including Conditional Access, App Registrations, Enterprise Apps, B2B, app proxies. Microsoft Azure & Cloud Services Azure IaaS deployments, networking (VNets, subnets, NSGs, VPN Gateway), Azure Sentinel (SIEM) and Azure Backup. Architecting secure multi-VLAN cloud/on-prem hybrid infrastructures. Strong understanding of identity, security and cloud governance patterns. Information Security Vulnerability management awareness including penetration testing engagement and remediation. Endpoint security: Defender for Endpoint. Backup & Resilience Disaster Recovery planning including BIAs, DR testing execution and documentation. Rubrik cloud protection. Automation, Scripting & Databases PowerShell and Terraform; with a professional automation first mindset. About You The ideal candidate will have demonstrable experience equivalent to: Operating as a senior/lead infrastructure engineer supporting end-to-end IT estates across cloud, on-prem and hybrid models. Working with technical SME's specialising in applications and infrastructure; servers, networks, data, storage, middleware and telephony. Managing full infrastructure stacks including servers, storage, networking, security, M365, monitoring and BAU operations. Proven track record of supporting the delivery of technical change covering implementation of new services, IT transformation, re

Additional Information

About the Business Quilter plc is a leading wealth management business, helping to enable brighter financial futures for every generation. Quilter oversees £141.9 billion in customer investments (as at 31 March 2026). It has an adviser and customer offering spanning financial advice, investment platforms, multi-asset investment solutions, and discretionary fund management. The business is comprised of two segments: Affluent and High Net Worth. Affluent encompasses the financial planning business, Quilter Financial Planning, the Quilter Investment Platform and Quilter Investors, the multi-asset investment solutions business. High Net Worth includes the discretionary fund management business, Quilter Cheviot, together with Quilter Cheviot Financial Planning - offering a highly personalised service to private clients, charities, trustees, and professional partners. Quilter Cheviot has presence throughout the UK, Ireland and Channel Islands. At Quilter we never stand still. Our foundations are rooted in our extraordinary expertise, which is trusted by hundreds of thousands of customers, but we have great ambitions to stay one step ahead and make an even greater difference to the people and communities we serve, including our colleagues. Our business is transforming, continually modernising, and becoming even more customer centric. So, if you want to be bold in the pursuit of your ambitions, bring new ideas, and challenge and evolve what we do, it's the perfect time to join us!

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