Infrastructure Engineer
UK Visa Sponsorship Analytics
Occupation Type
IT business analysts, architects and systems designers
Occupation Code Skill LevelHigher Skilled
Sponsorship Salary Threshold
£54,900
(£28.15 per hour)
Occupation rate applies
Above analytics are generated algorithmically based on job titles and may not always be the same as the company's job classification. You can also check detailed occupation eligibility, and salary criteria on our UK Visa Eligible Occupations & Salary Thresholds page.
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Description
Job Title: Infrastructure Engineer
Working Pattern: Monday to Friday, 09.00 - 17.00, 36.25 hours per week, with participation in a 24/7 on-call rota as required
Salary: up to £46,000 and up to 20% bonus and benefits
Location: Hybrid from Central Cardiff
💚 Shaping the future of sustainable digital banking 💚
Launched in 2014 as one of the UK’s original challenger banks, Tandem is proudly headquartered in the Northwest, with over 500 people working across the UK.
People join Tandem because they want to shape something meaningful. Here, you’ll use your skills to create products that empower people to make better financial choices and lower their environmental impact. We’re big enough to drive real change, small enough for every voice to be heard, and united by a shared purpose that inspires us to move forward - together.
Recognised in The Sunday Times Best Places to Work for 2024 and 2025, Tandem has also been named in The Sunday Times 100 Tech list for two consecutive years in 2025 and 2026 – a list of the fastest growing tech companies in Britain, reflective of our growing industry presence. Tandem was also awarded Investor in Customers’ Gold Standard based on customer and employee feedback and is a Certified™ Great Place to Work®.
Tandem is growing fast and helping to shape the future of sustainable banking.
Your team: Collaborators in change
Working Pattern: Monday to Friday, 09.00 - 17.00, 36.25 hours per week, with participation in a 24/7 on-call rota as required
Salary: up to £46,000 and up to 20% bonus and benefits
Location: Hybrid from Central Cardiff
💚 Shaping the future of sustainable digital banking 💚
Launched in 2014 as one of the UK’s original challenger banks, Tandem is proudly headquartered in the Northwest, with over 500 people working across the UK.
People join Tandem because they want to shape something meaningful. Here, you’ll use your skills to create products that empower people to make better financial choices and lower their environmental impact. We’re big enough to drive real change, small enough for every voice to be heard, and united by a shared purpose that inspires us to move forward - together.
Recognised in The Sunday Times Best Places to Work for 2024 and 2025, Tandem has also been named in The Sunday Times 100 Tech list for two consecutive years in 2025 and 2026 – a list of the fastest growing tech companies in Britain, reflective of our growing industry presence. Tandem was also awarded Investor in Customers’ Gold Standard based on customer and employee feedback and is a Certified™ Great Place to Work®.
Tandem is growing fast and helping to shape the future of sustainable banking.
Your team: Collaborators in change
Tandem is proud to offer a workplace with diverse experiences, perspectives, and backgrounds which leads to a unique company culture for our people and a better experience for our customers.
Reporting to the Infrastructure Manager the Infrastructure Engineer will be responsible for maintaining, supporting, corporate WAN/LAN, server farms on-premise and in Azure, the corporate WiFi and O365, including Intune, Defender, Compliance, involving close collaboration with the Information Security Team.
You will join a Team of 3 Network Engineers of varying experience, working to deliver an integrated environment of 3 legacy domains. This will include network, AD, O365. This is an exciting role, perfect for a motivated and passionate candidate.
Your Impact: Building a sustainable tomorrow
The successful candidate will be responsible for the following:
Reporting to the Infrastructure Manager the Infrastructure Engineer will be responsible for maintaining, supporting, corporate WAN/LAN, server farms on-premise and in Azure, the corporate WiFi and O365, including Intune, Defender, Compliance, involving close collaboration with the Information Security Team.
You will join a Team of 3 Network Engineers of varying experience, working to deliver an integrated environment of 3 legacy domains. This will include network, AD, O365. This is an exciting role, perfect for a motivated and passionate candidate.
Your Impact: Building a sustainable tomorrow
The successful candidate will be responsible for the following:
- Be committed to providing the best possible experience to our group: taking ownership of problems, responding in a timely and professional manner, meeting your service targets, and maintaining excellent case and project documentation
- Maintaining our existing environments (servers, security, network, monitoring, and backup)
Essential:
- IT degree or relevant industry experience
- Excellent written and verbal communication skills, and customer service attitude and an ability to communicate technical concepts to non-technical people
- Able to self-manage projects and tickets without micro-management
- Proven experience of firewalls, routing, VLAN, VPN and wireless (Palo Alto Firewall, Juniper switches)
- Proven experience of installing and supporting of Windows Server (VMWare, Hyper-V and Azure)
- Windows Server AD, Group Policies, PowerShell
- Backup and Recovery (MS Backup, Azure, Veeam)
- Microsoft Exchange
- Microsoft 365 administration (Azure AD)
- Hyper-V & VMware
- Excellent documentation skills
- Excellent hardware and software troubleshooting skills
- Installing and maintaining network LAN switches
- Working to Information Security standards (NIST, CIS-Benchmarks, IDAM, RBAC)
It would be great, but not essential if you have:
At Tandem, your hard work is rewarded in many ways, and we have an enhanced employee benefits package on offer from your very first day with us:
- Microsoft Intune, Compliance, Defender Administration and Configuration
- Juniper MIST administration and configuration
- Palo Alto Strata Cloud Manager experience
- Cisco Meraki
- Linux (Ubuntu)
- Technical qualifications (MSP, MCSE, CCNA, Azure, etc.)
At Tandem, your hard work is rewarded in many ways, and we have an enhanced employee benefits package on offer from your very first day with us:
- 25 days annual leave plus 8 days Bank Holiday
- An additional day off for a ‘celebration day’ including, but not limited to, birthdays, weddings, religious holidays, graduations etc
- Buy or sell up to 5 days holiday a year
- Healthcare cash plan through Westfield Health
- Life Assurance at 3 x salary
- Electric Vehicle salary sacrifice scheme
- Cycle to Work salary sacrifice scheme and a free helmet
- Salary sacrifice Pension contribution*, 4% employee contributions matched with 4% Tandem contribution (*Subject to salary eligibility)
A little welcome gift from us to you, we’ll plant a tree in the Tandem Grove and you can enter into our “Green Deal” below:
- Volunteer 14.25 hours a year for charity > receive a half day on a Friday
- Take part in a fundraising event > Tandem will match up to £200 a year
- Have renewable energy at home > receive an additional 1-day annual leave
- Drive an electric car > receive £500 towards a home charger
- Use public transport or have a low emissions/hybrid car > entry into a £200 prize draw
- Sign up to cycle to work scheme > receive £30 voucher for a cycling helmet
Apply now and let's pave the way to a greener world, together. Our approach to DE&I is reflected in our hiring process so please let us know if you require any reasonable adjustments. We will close adverts once we have received enough applications so please apply asap if you’re interested in the role.
Sourcing Model
Recruitment at Tandem works primarily on a direct sourcing model and does not accept resumes from recruitment agencies which are not on the preferred supplier list. We are not responsible for any related fees for resumes submitted to job postings, our employees, or any other part of our company. You can find our Applicant Privacy Policy on our Careers page.
Tandem is an equal opportunity employer and are committed to meeting our responsibilities under the Equality Act (2010). We respect the diverse experience and talents that every individual brings to our Company, and we are determined to ensure that no applicant or employee receives less favourable treatment on the grounds of gender, age, disability, religion, belief, sexual orientation, marital status, or race, or is disadvantaged by conditions or requirements which cannot be shown to be justifiable.
Please be aware that background checking (including credit, criminal records and CIFAS Internal Fraud Database Checks) form part of our recruitment process. We will adhere to our duties under the Rehabilitation of Offenders Act 1974.
Tandem is an equal opportunity employer and are committed to meeting our responsibilities under the Equality Act (2010). We respect the diverse experience and talents that every individual brings to our Company, and we are determined to ensure that no applicant or employee receives less favourable treatment on the grounds of gender, age, disability, religion, belief, sexual orientation, marital status, or race, or is disadvantaged by conditions or requirements which cannot be shown to be justifiable.
Please be aware that background checking (including credit, criminal records and CIFAS Internal Fraud Database Checks) form part of our recruitment process. We will adhere to our duties under the Rehabilitation of Offenders Act 1974.