Quest Search and Selection
Senior IT Engineer – Infrastructure

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Senior IT Engineer – Infrastructure
London | Permanent
Quest Search & Selection are partnering with a well-established, multi-site retail business to recruit a Senior IT Engineer – Infrastructure. This is an excellent opportunity to join a growing IT team, playing a key role in maintaining and enhancing technology across head office, distribution, and retail locations.
The Role
As a Senior IT Engineer, you'll be responsible for supporting and maintaining the company's core infrastructure while delivering projects that improve stability, performance and scalability across the estate. You'll also act as an escalation point for technical issues and help ensure the successful delivery of infrastructure initiatives.
Key Responsibilities
- Support and maintain IT infrastructure across retail stores, head office and warehouse sites.
- Lead the IT setup and infrastructure delivery for new store openings, relocations and refurbishments.
- Deliver infrastructure, networking and POS rollout projects with minimal business disruption.
- Provide 3rd line support and act as an escalation point for complex technical issues.
- Maintain and support networking, connectivity and Microsoft infrastructure.
- Troubleshoot infrastructure incidents, perform root cause analysis and drive long-term improvements.
- Produce and maintain technical documentation and support operational best practices.
- Mentor junior engineers and contribute to knowledge sharing across the wider IT team.
Reasons to use Rodeo
I’m in my final year doing Economics and I don’t know whether to apply for grad schemes now or do a masters first. What do you think?
Honest answer — it depends on where you want to end up. A lot of top grad schemes (Big 4, civil service, banking) don’t need a masters. Let’s look at the ones you’d be competitive for now, and we can decide if a masters actually adds anything.
Also worth knowing: most autumn 2026 applications are open now. Timing matters more than you think.
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Graduate Consultant — 2026 Scheme
Why you're a good match
StrongYour economics background and your summer at a regional bank line up with what PwC looks for on the consulting scheme. Applications close in four weeks.
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Every day your agent scans the market matching roles against what actually matters to you, not just keywords on a CV.
Why you're a good match
You’ve got the grades and the economics background, and your bank internship is exactly the experience this scheme looks for. Apply soon — deadlines close within the month.
Experience fit
Your summer at the bank plus your econometrics coursework map directly to the day-one responsibilities on this scheme — client modelling, market briefings, and deal support.
Only hits
No noise. No "maybe this fits." Just roles with a clear explanation of why they're right — and where to focus when applying.
About You
- 5+ years' experience in IT Infrastructure or Senior IT Support within a multi-site environment.
- Strong experience supporting Microsoft 365, Active Directory, Windows Server and Windows Desktop environments.
- Hands-on knowledge of networking technologies including SD-WAN, Fortinet, switching and Wi-Fi.
- Experience supporting virtualised environments such as VMware and Hyper-V.
- Knowledge of POS technologies, Microsoft SQL and FTP would be advantageous.
- Excellent troubleshooting and problem-solving skills with a proactive approach.
- Strong communication skills with the ability to engage with stakeholders across the business.
- Previous experience within a retail or customer-facing multi-site environment would be highly desirable.


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If you're looking to join a business where you'll have real ownership, work on varied infrastructure projects and help shape the future of a growing IT environment, we'd love to hear from you.
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