Senior Infrastructure Engineer - NetDevOps

We're looking for a Senior Infrastructure Engineer with a strong NetDevOps mindset to design, build, and evolve large-scale enterprise network platforms across data centre, hybrid, and cloud environments.

Qualifications, skills, and all relevant experience needed for this role can be found in the full description below.
This is a hands-on engineering role for someone who enjoys building modern, automated network infrastructure and can contribute to delivery work immediately.
You'll work closely with architecture, cloud, and engineering teams to deliver secure, scalable, highly available network solutions, balancing short-term delivery with longer-term platform improvement.
Location - Hybrid working with a strong on-site presence (2-3 days per week) with multiple regional office options available.
IR35 Status - Inside IR35
Contract Length - Initial engagement through 31 March 2027 , with potential for extension.
What You'll Be Doing Designing and implementing enterprise network infrastructure across on-prem, hybrid, and cloud environments
Engineering secure and resilient network traffic flows for critical services
Building and maintaining hybrid connectivity across major cloud platforms
Designing and implementing firewall policies aligned to Zero Trust principles
Delivering high-availability network services including routing, segmentation, and resilience
Developing and maintaining network automation using Python, Ansible, and Infrastructure as Code
Applying DevOps-style practices (version control, CI/CD) to network engineering
Producing clear technical designs and documentation (HLDs / LLDs)
Contributing immediately to delivery work with minimal ramp-up
Essential Experience & Skills Strong enterprise networking engineering background
Proven experience with enterprise firewalls, ideally Palo Alto, across on-prem and cloudModern data centre networking, including VXLAN / EVPN, VRF segmentation, and multi-site designs Complex OSPF and BGP environments
Secure and resilient network design

Exposure to vendors such as Arista (or equivalent)
Load balancing technologies such as F5 BIG-IP (LTM / APM / ASM)
Automation and NetDevOps capabilityStrong experience designing and integrating hybrid cloud networkingComfortable working in xwzovoh large-scale, complex enterprise environments Python, Ansible, Infrastructure as Code (e.g. Terraform)
Git and CI/CD exposure

Nice to Have Aruba Central / ClearPass
SD-WAN technologies
SaaS and cloud-delivered WLAN / Wi-Fi
Experience modernising legacy network estates
What This Role Is Not To be clear, this role is not suited to candidates whose background is primarily:
Operations-only, monitoring, or BAU support
Incident management without design or build responsibility
Pure SRE roles without deep network engineering expertise
Firewall-only or security-audit-focused positions
This role is for a genuine network/infrastructure engineer who designs, builds, automates, and evolves platforms.