Senior IT Engineer

Senior IT Engineer

£55,000 + Bonus

London | Hybrid

Nigel Frank is partnering with a London-based financial services organisation to recruit a Senior IT Engineer to join a small, tight-knit technology team supporting a secure, regulated environment.

This is a senior, hands-on role for an experienced engineer who enjoys ownership, responsibility, and variety. You’ll work closely with the Head of IT, taking the lead on infrastructure, cloud, security, and vendor-facing projects, while remaining involved in operational support where needed.

The Role

This position blends higher-level technical project work with senior operational responsibility . You’ll play a key role in shaping and maintaining the organisation’s IT platforms, security posture, and supplier relationships, acting as a trusted technical authority within a lean team.

The role requires regular presence in the London office and close collaboration with stakeholders across the business.

Key Responsibilities

• Acting as a senior escalation point for complex technical and user issues
• Leading and delivering infrastructure and security projects across cloud and on-prem environments
• Owning Microsoft 365 administration, including identity, device management, messaging, and collaboration services
• Managing and improving endpoint deployment and configuration (Windows 11, Autopilot, Intune)
• Supporting and enhancing network infrastructure, including firewalls and network security controls
• Administering cloud and infrastructure platforms across Azure, AWS, and virtualised environments
• Supporting backup, disaster recovery, and high-availability systems
• Playing a key role in cyber security operations, controls, and risk management
• Supporting vendor due diligence, technical assurance, and third-party supplier reviews
• Working closely with the Head of IT on technical decisions, platform improvements, and future roadmap planning
• Balancing project delivery with hands-on support in a small-team environment
• Producing and maintaining clear technical documentation and operational standards
• Participating in out-of-hours support on a rota basis

Skills & Experience Required

• Strong Windows 11 desktop administration, rollout, and troubleshooting experience
• Strong Microsoft 365 administration experience (Exchange, Intune, OneDrive, SharePoint, Teams)
• Solid networking fundamentals with hands-on firewall and security experience
• Proven experience across cloud and infrastructure platforms such as Azure, AWS, Windows Server, VMware, and backup solutions (e.g. Veeam)
• Good understanding of cyber security principles, including access control, endpoint security, and data protection
• Experience supporting or contributing to vendor due diligence and third-party technical assessments
• Comfortable working across both projects and BAU support within a lean, collaborative team

Desirable (Not Essential)

• Automation or scripting experience (PowerShell, Power Automate, Batch, etc.)
• Exposure to data protection, DLP, information governance, or compliance tooling
• Degree in a scientific or technical discipline
• Relevant Microsoft, infrastructure, networking, or security certifications
• Experience working in financial services or another regulated environment

Why Join?

• Salary up to £55,000 plus bonus
• Join a small, close-knit IT team with genuine influence
• High level of trust, autonomy, and technical ownership
• Opportunity to lead meaningful cloud, security, and infrastructure projects
• Hybrid working with a Central London base
• A senior, hands-on role where your expertise directly shapes the IT environment