Network Design Architect in London

Network Design Architect in London

London Full-Time 60000 - 75000 £ / year (est.) On-site
I

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Job Title: Senior Telecoms Network Design Architect

Location: Hybrid working London or Reading | Type: Contract (6 months initially) | Rate: £600 per day Outside

Role Overview:

We are seeking a highly experienced Telecoms Network Infrastructure Architect with deep expertise in, Telecoms infrastructure, data centre networking, and cloud-native technologies. The successful candidate will design, implement, and support complex, scalable, and secure telecoms infrastructure solutions across data centre and cloud environments, with a strong focus on automation, virtualisation, and software-defined networking.

Key Responsibilities:

  • Design and implement data centre fabric architectures (Clos, VXLAN, EVPN, multi-domain routing, DCI, anycast, micro-segmentation).
  • Develop and support SDN solutions including distributed switching, routing, and security policy enforcement.
  • Architect network solutions for VNF and CNF applications, considering performance, scalability, and resilience.
  • Support container-based environments with Kubernetes, including CNI plugins, ingress/egress, and network policies.
  • Design and maintain services in virtualised and cloud-native platforms (OpenStack, OpenShift, WindRiver).
  • Drive infrastructure automation using Ansible, Terraform, Python, and Infrastructure-as-Code practices.
  • Ensure end-to-end service provider core and data centre network design, including expert-level BGP, inter-AS, and policy/routing configurations.
  • Apply Linux expertise across PaaS, IaaS, SaaS, and CaaS environments.
  • Work with supporting services such as DNS, ADC, AAA, firewalls, SIEM, protocol inspection, and network visibility tools.
  • Align architecture with 3GPP mobile standards (Rel. 15+), IMS, RAN, and CUPS/WWC models.
  • Contribute to security and compliance requirements, including alignment with the Telecom Security Act.
  • Liaise with vendors and standards bodies; contribute to white papers and industry groups (desirable).

#Required Skills & Experience:

  • Proven experience designing and managing data centre and telecom networks at scale.
  • Network and security requirements and approaches for:
  • 3GPP mobile architectures, particularly 3GPP Release 15 and onwards.
  • IMS
  • RAN architectures (eg C-RAN functional split models)
  • Expert-level knowledge of routing protocols (BGP), network resilience, and service provider architectures.
  • Strong experience in Kubernetes, Linux networking, and container networking interfaces (CNIs).
  • Hands-on skills in SDN overlays (VXLAN/Geneve), network virtualisation, and service chaining.
  • Familiarity with eBPF, telemetry, firewalling, and protocol-aware services (eg, ALGs).
  • Strong Scripting and automation skills: Python, Terraform, Ansible.

Desirable but not essential

  • Experience with Cisco/Arista platforms, CloudVision, NDFC, NDO (desirable).
  • Familiarity with intent-based networking concepts (desirable).
  • Experience in RedHat OpenStack/OpenShift and WindRiver environments (desirable).

Certifications (Preferred):

  • CCIE, JNCIE, or equivalent expert-level routing certifications.
  • SDN certifications (eg, ONF).
  • Security certifications (eg, CISSP, ISC2).
  • Relevant telecom/vendor-specific certifications.

Ideal Candidate Profile:

You are a strategic thinker with hands-on technical depth across networking, cloud, and telecom domains. You have extensive experience in designing secure, resilient infrastructure, and thrive in high-complexity environments where automation, performance, and innovation are critical.

Seniority level

  • Seniority level

    Director

Employment type

  • Employment type

    Contract

Job function

  • Job function

    Information Technology

  • Industries

    Telecommunications

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Network Design Architect in London employer: iDPP

Join a forward-thinking company that values innovation and collaboration, where as a Senior Mechanical Engineer, you will have the opportunity to work on cutting-edge products in challenging environments. Our supportive work culture fosters professional growth, offering continuous learning opportunities and the chance to take ownership of your designs from concept to manufacture. Located in a vibrant area, we provide a dynamic workplace that encourages creativity and teamwork, making it an excellent choice for engineers looking to make a meaningful impact.

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Contact Details:

iDPP Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Network Design Architect in London

✨Get Chummy with Industry Events

Dive into telecommunications networking conferences and expos. These are golden opportunities to meet potential employers like iDPP and learn about open positions directly from their teams. Keep an eye out for workshops or panels – they’re perfect for showcasing your passion and expertise!

✨Join Networking Communities

Find online forums or local meetups that focus on telecommunications and networking. Sites like LinkedIn Groups or Reddit communities can be great for connecting with professionals in the field. Just remember to participate in discussions – you never know when someone might mention job openings at places like iDPP.

✨Showcase Your Skills with Personal Projects

If you’ve got any personal projects or contributions to open-source networking tools, flaunt them! Create a portfolio that showcases your skills relevant to what telecommunication companies are looking for. It’s a great conversation starter during interviews and networking chats.

✨Utilise Online Job Boards Wisely

While we’re all about encouraging you to apply through our website, also keep an eye on job boards specific to tech and telecommunication roles. Websites such as Telecommunication Jobs and TechCareers often list full-time roles that may not appear elsewhere. Just be sure to tailor every application to grab attention – even small tweaks can make a big difference!

Some tips for your application 🫡

Show Off Your Technical Know-How:When you're applying for a role in telecommunications and networking, it’s crucial to highlight your technical skills. Mention specific technologies you're proficient in, like IP networking, VoIP, or security protocols. Be sure your CV includes any relevant certifications such as CCNA or CompTIA Network+; they really show you've got the chops for the job.

Tailor Your Experience to Match Networking Projects:In your CV and cover letter, don’t just list your past jobs—showcase specific projects that align with the role! If you've worked on network design, implementation, or troubleshooting, weave those experiences in and highlight metrics to demonstrate your impact. This paints a vivid picture of how you'd fit into the role at iDPP.

Show Enthusiasm for the Industry:With telecommunications evolving rapidly, it’s important to express your passion for the field in your application. Mention any trends or innovations you've been following that excite you and how they'd influence your work. This can really set you apart and show that you're not just after a job, but a career!

Keep It Clean and Professional:While it’s important to be personable, ensure your application maintains a clean and structured format. Use clear headings and bullet points to make it easy for hiring managers to dig into your skills and experience. Remember, you’re applying for a full-time role, so a well-organised application will signal your seriousness about the position at iDPP.

How to prepare for a job interview at iDPP

✨Brush Up on Networking Protocols

Make sure you’re up to speed with the key networking protocols like TCP/IP, UDP, and perhaps even MPLS if it's relevant. We can expect technical questions about how these protocols function and the problems they solve, so a solid understanding will help you shine.

✨Showcase Your Projects

Got a portfolio? Bring it along! Highlight any relevant projects where you've designed or managed network systems. This is your chance to demonstrate practical experience; employers love to see how your skills can be applied in real-world scenarios.

✨Get Comfortable with Technical Scenarios

You might be faced with a case study or a technical troubleshooting scenario during the interview. Practise responding to common networking issues—like packet loss or latency problems. Thinking through these scenarios will help us sound confident and competent in our responses.

✨Emphasise Team Collaboration Skills

In the telecommunications field, teamwork is key! Make sure to share examples of how you’ve worked collaboratively, whether in past jobs or projects at uni. Employers want to see that you’re not just technically savvy, but also great at working within a team setting.