Core & Platform Engineer

Core & Platform Engineer

Wifinity · United Kingdom (Remote) · Full-time · Posted 2026-11-06

Workplace: remote

Department: D12 - Network Operations

Description

About us:
We’re a UK-based managed internet provider delivering B2C & B2B connectivity solutions for organisations and their customers.

At Wifinity, we’re passionate about providing the most reliable, high-speed broadband and site-wide WiFi networks for modern living. We focus on delivering secure, ultra-fast connectivity that meets the demands of today’s digital lifestyles. Whether in military accommodation, student housing, holiday parks, multi-tenant properties, or retirement communities.

We believe in delivering that experience sustainably. As a responsible broadband provider, we’re committed to reducing our environmental footprint through energy-efficient infrastructure, smart power management, and ongoing improvements.

The Opportunity:
Reporting to the Core & Platform Manager, this role combines deep technical expertise with engagement in pre-sales and solutions. You will be personally involved in the implementation of solutions for new Wifinity clients, as well as supporting complex incident and issue resolution on our existing network.

Key Areas of Focus:
Your day-to-day role will consist of the following responsibilities:

• Own and resolve high-impact incidents escalated from L1/L2 teams, including root cause analysis and post-incident reviews.
• Lead configuration, monitoring, and maintenance of network systems including firewalls, SD-WAN, GPON, routing and WiFi platforms.
• Review and implement complex RFCs, ensuring minimal disruption and alignment with CAB processes.
• Maintain detailed records of incidents, resolutions, and network changes.
• Contribute to internal knowledge bases and mentor junior staff.
• Identify systemic issues and propose enhancements to tooling, workflows, and monitoring thresholds.
• Key contributor and workstream owner of Product Operations and Platform standards
• Provide strong representation within Network Operations’ Architecture Board
• You would be expected to join on our on-call rota (one in four to six weekends) in the event that technical escalation beyond L2 capability is required outside of normal working hours.
• Collaborate with sales and solution architects to scope and design network solutions for new opportunities.
• Provide technical input into customer proposals, including BOMs, SLAs, and service design documentation.
• Provide Technical Input on both internal and external facing high & low level design documentation
• Attend customer meetings to support technical discovery and solution alignment.
• Work alongside our physical delivery team to implement complex customer-specific configurations.
• Build trust with customers and internal teams through expert handling of complex queries, problems and incidents.
• Mentor junior engineers and contribute to team development and knowledge sharing.
• You will deliver all set targets to contribute to a successful business function in line with the strategic objectives.
• Undertake any other duties aligned to the scope and level of the role.

About you:
You are a self-motivated problem solver with a passion for network operations and service excellence. Comfortable working independently and collaboratively, including occasional out-of-hours support. You are committed to mentoring and knowledge sharing across the NOC team.

Experience:

• Proven experience in a NOC or ISP/Telecoms environment, with proven success in incident resolution and escalation handling.
• Experience supporting pre-sales engagements and contributing to solution design.
• Deep understanding of LAN/WAN/WiFi, routing protocols (BGP, OSPF), and security platforms (e.g., Fortigate, RADIUS).
• Familiarity with monitoring platforms, ticketing systems, and diagnostic tools (e.g., Wireshark, SNMP, syslog).
• Exposure to cloud networking (AWS, Azure) and automation/scripting (Python, Bash) is a plus.

Desirable

• CCNP, CWNA, ITIL Foundation, or vendor-specific certifications. (Wifinity deploy equipment from Ruckus, TP-Link, Adtran, Mikrotik and others).

We offer a competitive salary and benefits package, including an enhanced annual leave scheme starting at 25 days, with additional holiday entitlement awarded through length of service, alongside a remote-first working environment that gives our employees greater flexibility and supports a healthy work-life balance. Please be aware that the successful applicant to this role will receive an offer subject to the satisfactory completion of a basic DBS check.

At Wifinity we are committed to providing a positive environment in which individuals do not encounter bullying or harassment on the basis of protected characteristics which are identified by law (including sexual harassment).We are committed to treating candidates and employees with courtesy, dignity and respect.

This advert can be available in other formats (upon request) for those who require it, please contact [email protected] for assistance.

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