Lead Infrastructure Architect at Tandem Bank designing and leading hybrid infrastructure platforms. Responsible for architecture design and collaboration with security and engineering teams.
Responsibilities
Define, design, and maintain enterprise infrastructure architecture across on-premise and cloud environments (Palo Alto SASE, Azure, VMware, Hyper-V).
Drive the modernisation and integration of legacy infrastructure into a unified, secure, and scalable platform.
Own and maintain the infrastructure roadmap, ensuring alignment with security, compliance, and business objectives.
Provide technical leadership and mentoring to a team of network and systems engineers.
Act as the final escalation point for complex infrastructure issues, ensuring stability and reliability.
Collaborate with the Information Security team to embed security best practices (NIST, CIS Benchmarks, RBAC, IDAM) into design and operations.
Partner with third-party vendors to ensure service continuity, value, and architectural integrity.
Lead on documentation, governance, and standards for infrastructure design and configuration.
Conduct on-site reviews and audits to ensure quality and compliance across environments.
Requirements
IT degree or equivalent industry experience (demonstrable experience in senior infrastructure or architectural roles).
Strong technical leadership and stakeholder communication skills — able to explain complex concepts to non-technical audiences.
Proven hands-on experience with networking, network design, and security technologies (Palo Alto Firewall, Juniper Switches, VLAN, VPN, routing, WiFi).
Expertise in Windows Server, Active Directory, Group Policy, PowerShell, and virtualisation technologies (VMware, Hyper-V, Azure).
Strong background in Microsoft 365 administration and Azure AD management.
Experience with Backup and DR solutions (Veeam, Azure, MS Backup).
Strong understanding of infrastructure monitoring, automation, and configuration management.
Excellent documentation and architectural design skills.
Proven experience working to security and compliance frameworks (NIST, CIS, RBAC, IDAM).
Benefits
25 days annual leave
An additional ‘celebration day’ (birthday, wedding, graduation, etc.)
Buy or sell up to 5 days’ holiday a year
Healthcare cash plan via Westfield Health
Electric Vehicle and Cycle to Work salary sacrifice schemes
4% pension contribution match (subject to eligibility)
Smart Tech purchase scheme
10% discount on solar panels
Tandem Hub for discounts and cashback
2 paid volunteering days per year
Free snacks, drinks, and social budgets each quarter
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