One Stop - Infrastructure Technical Architect

What’s in it for you

One Stop is committed to making everyday life easier for our customers! With a strong presence in local communities, we offer a wide range of quality products at great value, alongside friendly and helpful service. As part of the Tesco Group, One Stop combines the benefits of a large organisation with the close-knit feel of a neighbourhood store. We’re passionate about creating a welcoming environment for both our customers and our colleagues and we’re always looking for enthusiastic individuals to join our growing team!

Flexible Working

We know life looks a little different for each of us. That’s why at One Stop, we always welcome chats about flexible working. Some people are at the start of their careers, some want the freedom to do the things they love. Others are going through life-changing moments like becoming a carer, nearing retirement, adapting to parenthood, or something else. So, talk to us throughout your application about how we can support.

One Stop Benefits

At One Stop, we value our colleagues just as much as our customers — and that’s reflected in the wide range of benefits we offer.

To explore the full list of colleague benefits, please click here and scroll to the bottom of our Careers Page.

*As a proud subsidiary of the Tesco Group, One Stop operates as an independent business. This means that while we share the same values, the benefits we offer may differ from those available at Tesco.*

Community Involvement

At One Stop, being part of the community is at the heart of everything we do. From supporting local charities and groups to partnering with national organisations, we’re proud to give back in meaningful ways.

Over the past decade, we’ve raised over £10.4 million for good causes and donated the equivalent of 1.6 million meals through our partnerships with FareShare and Olio, helping to reduce food waste and support those in need.

Working with us means you’ll have the chance to make a real difference whether it’s climbing mountains, running marathons, or simply organising a local raffle, our colleagues go the extra mile to support the causes they care about.

Diversity & Inclusion at One Stop

At One Stop, everyone is welcome. We’re proud to be an inclusive workplace that celebrates the unique backgrounds, perspectives, and experiences of our colleagues. Everyone is treated fairly and with respect. Diversity and inclusion are at the heart of our values.

As a Disability Confident Leader (Level 3), we’re committed to creating an accessible and supportive environment for all. We offer reasonable adjustments throughout the recruitment process, including interviews, to ensure every candidate has a fair opportunity to succeed. For further information on the accessibility support we can offer, please Click here.

Our six colleague networks Armed Forces, Disability, LGBTQ+, Families & Carers, Race & Ethnicity, and Women help foster a safe, supportive environment where everyone can thrive and be themselves. For more information about our networks please Click here

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*One Stop have the right to withdraw the vacancy before the closing date should a successful application be received prior to the closing date. As such we would highly encourage you to submit your application as soon as you can.*

About the role

The role is responsible for delivering infrastructure change as part of projects and ongoing operational tasks, while providing day-to-day support for One Stop’s infrastructure environment. This includes designing and implementing new technologies, ensuring systems are secure, resilient, and patched in line with security standards, and supporting cyber security requirements. The role works closely with architecture, security, internal technology teams, and third-party suppliers to deliver infrastructure solutions with minimal business impact. It also provides escalation support for critical incidents, contributes to continuous improvement, and participates in the out-of-hours infrastructure support rota.

You will be responsible for

• Deliver infrastructure change as part of projects, improvements and operational tasks
• Provide day-to-day and escalated support for One Stop’s infrastructure estate
• Support the introduction and implementation of new technologies across the business
• Work closely with the Infrastructure Solution Architect to estimate, design and deliver solutions aligned to wider infrastructure roadmaps
• Ensure all work is fully and clearly documented using Confluence
• Deliver technical change in a way that avoids disruption to stores and business operations
• Support the Cyber Security Manager by delivering security requirements, solutions and changes
• Ensure existing and new infrastructure is secure, up to date and aligned with cyber security best practices
• Manage patching and updates across infrastructure assets in line with One Stop security standards
• Proactively monitor and respond to critical vulnerabilities, including high‑risk CVEs and zero‑day threats
• Support and administer networking and security technologies such as firewalls, routers, switches, Wi‑Fi and threat management gateways
• Liaise with third‑party suppliers to support, maintain and enhance One Stop systems
• Provide support to the technical support team during business‑critical incidents, including occasional work outside core hours
• Handle escalated helpdesk calls related to your technical area
• Collaborate with the wider Technology team to improve ways of working and deliver successful outcomes
• Research and assess new technologies to determine their value and fit for One Stop
• Participate in the Infrastructure out‑of‑hours rota

You will need

• At least 3 years’ experience in a similar infrastructure or technical architecture role
• Strong, hands‑on knowledge of infrastructure technologies, including:
  • Microsoft Windows OS, Azure/Entra, Active Directory and Office 365
  • Virtualisation technologies such as Hyper‑V and Nutanix
  • Backup and disaster recovery solutions (e.g. Veeam, site‑to‑site replication, GFS, off‑site backups)
  • Cisco‑based networking (switches, firewalls and wireless access points)
  • Other Microsoft technologies such as ADFS and SQL
  • Non‑Microsoft technologies including Linux, virtual appliances, SD‑WAN, MPLS and ManageEngine products
• Experience identifying new technologies and translating them into clear business value
• The ability to understand business strategy and turn it into a practical infrastructure roadmap
• A supportive mindset, with the ability to coach and guide other team members
• Strong communication skills, with the confidence to work with both technical and non‑technical colleagues
• Excellent organisation and prioritisation skills in a fast‑moving environment
• A self‑motivated, proactive approach to problem solving
• Relevant IT qualifications and/or vendor certifications (for example, Nutanix or Cisco certifications)

About us

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