Senior Network Engineer

OpticoreIT
London

Opticore IT are currently searching for a Senior Network Engineer who is operating at a CCNP level with strong general routing and switching knowledge with experience delivering a variety of projects to come and join an enterprise financial services client. This opportunity is hybrid, with a HQ in Central London and requires travel initially around the UK for projects.

Opticore IT is a specialist Network Engineer and Project Management consultancy offering a wide variety of opportunities to work within fast-paced, challenging environments across our client base spanning multiple sectors including Finance, Broadcast Media, Telecommunications and more.

What you'll be doing:

  • Required to travel for onsite deployments when required.

  • Working on multiple projects under the direction of the IT/Network Manager

  • Deployment engineer supporting the following: DC exit program required this year (London), SDWAN rollout using Palo Alto Prisma (UK), WiFi refresh (UK), ISE refresh (London)

  • Working out of hours and some weekends for deployments

  • Have and possess technical capability and experience to undertake tasks to complete the remaining migration tasks

  • Create documentation for the remaining migration tasks

  • Change planning including discovery, pre-work, implementation, testing, validation and regression activities within Change Management guideline

What you'll bring:

  • Solid knowledge and hands-on experience with Cisco networking technologies. Strong CCNP Level capability

  • Ability to configure, troubleshoot, and optimise enterprise-grade routing and switching environments

  • Good working experience with firewalls – Palo Alto ideally but equivalent with Juniper SRX or Fortinet or Cisco ASA will be considered.

  • Basic understanding of WiFi

  • Ability to work independently and collaboratively peers. Happy with UK wide travel when required.

What you’ll gain:

Here at OpticoreIT we believe in investing in our team as we understand that we are only as great as our engineers, so learning and development is a big deal for us. Whether you’re going for a CCNP, CCIE, Hashicorp, Python, Cloud Technology or anything in between OpticoreIT has your back with all our training, labs, courses, and shared knowledge and the most important part it’s all free! On top of that, we also give you:

  • Competitive Salary & discretionary bonus

  • 23 days holiday + bank holidays

  • Private healthcare & dental

  • Pension

  • EV car, workplace nursery, tech, and cycle-to-work salary sacrifice schemes

  • Team & Company Social events

  • EMI share scheme

Diversity:

At Opticore IT we embrace diversity and are committed to equal opportunities. We actively recruit for an inclusive and diverse workforce and as such, want to ensure we do everything we can to support your application.

We want you to feel empowered to let us know if you require any adjustments to be made with your application or interview process so please speak to our recruitment team.

#LI-DS1

Posted 2026-07-22

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