VodafoneThree - IT Technical Design Authority

VodafoneThree; Farnborough; On-site; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Bonuses

Pension plan

Discounts and vouchers

Parental leave

Job summary

VodafoneThree is seeking an experienced Technical Design Authority to ensure the integrity of secure customer platforms within the VBSE team. You will shape design across secure hosting, virtualization, cloud platforms, and messaging services, collaborating with customers, vendors, engineering and service teams to guarantee successful delivery.

The role requires a DV clearance or eligibility, with strong background in enterprise IT infrastructure (Windows, Linux/OpenShift, VMware) and proven

Qualifications

• Experience as Technical Design Authority or similar in complex IT environments.
• Security-focused design and delivery experience in highly secure settings.

Responsibilities

• Act as the Technical Design Authority for secure customer programmes and own design decisions.
• Create and assure High-Level and Low-Level Designs (HLDs/LLDs).
• Provide technical leadership across design, build, test and service transition.
• Act as a trusted technical advisor to customers and stakeholders.
• Ensure solutions meet security, resilience, operational and architectural standards.
• Support delivery by resolving technical issues and managing design changes.

Skills

Technical Design Authority

DV clearance

Stakeholder management

Windows

Linux/OpenShift

VMware/Broadcom VCF

Exchange messaging

Tools

Windows

Linux (Redhat OpenShift)

VMware (Broadcom VCF)

Exchange

Job description

Location: Farnborough (Office - 5 days a week)
Salary: Excellent basic salary plus bonus and Vodafone benefits
Working hours: Full time 37.5 hours per week - Monday to Friday

Who We Are

We're here to build a network the UK can count on - one that connects people, places and potential. Because no matter where you live, what your background is, or how you get online - we think everyone deserves the same chance to stay connected, and with VodafoneThree, that future's being built - today.

We're creating more than the UK's best network. We're helping close the digital divide, empower communities and drive meaningful progress.

We believe that everyone should feel they belong. Whoever you are and whatever your story, there's space for you here. We're building a workplace where different perspectives are welcomed, voices are heard, and everyone feels safe to show up as themselves.

You'll join a team that genuinely cares - about each other, about our customers, and about the future we're building. From day one, you'll be welcomed, valued and encouraged to bring your whole self to work.

Why VodafoneThree

Join us and you'll be at the heart of change. That means building responsibly, investing sustainably and creating opportunities that last.

We're not just expanding connectivity; we're reimagining what a connected nation looks like. With £11bn invested in 5G and digital infrastructure, your work will directly power businesses, services, and communities across the country.

You'll work on real challenges, with real impact, across every corner of the country. Wherever you join us, whatever your role, you'll be helping to build a future that works better for everyone.

We move at pace, because what we're building matters - and we're learning as we go. We're proud of the progress we've made, but we're just getting started.

Join Vodafone Business Security Enhanced and strengthen the cyber security of the UK's Critical National Infrastructure and public sector organisations.

What you’ll do

This role sits within the IT & Digital team in Vodafone Business Security Enhanced (VBSE) Platforms & Delivery and is responsible for the end-to-end technical integrity of secure customer solutions. You'll shape and assure complex, secure platforms supporting public sector and Critical National Infrastructure customers, influencing technical strategy and leading solution design from concept through to live service. Working across secure hosting, virtualisation, cloud-enabled platforms, collaboration technologies, messaging services, and mission-critical infrastructure, you’ll partner with customers, vendors, engineering, testing, and service teams to ensure successful delivery and operational acceptance.

• Act as the Technical Design Authority for secure customer programmes, owning technical design decisions throughout the lifecycle.
• Create and assure High-Level and Low-Level Designs (HLDs/LLDs).
• Provide technical leadership across design, build, test and service transition activities.
• Act as a trusted technical advisor to customers and key stakeholders.
• Ensure solutions meet security, resilience, operational and architectural standards.
• Support successful delivery by resolving technical issues and managing design changes.

Who you are

• Proven experience in a Technical Design Authority, Technical Design, or Senior Systems Engineer role within complex IT or managed service environments.
• Current DV clearance or eligibility and willingness to undergo DV vetting
• Strong background in enterprise IT infrastructure and platforms, including: Windows, Linux (Redhat OpenShift), VMWare (Broadcom VCF) and messaging systems (Exchange).
• Experience designing and assuring customer facing solutions in highly-secure environments.
• Strong stakeholder management skills with the ability to challenge constructively and influence at senior levels
• Have a proven track record in IT, with Experience delivering customer facing solutions requiring formal acceptance and sign off.
• Be proactive, self-motivated, and be able to keep up with the rapid pace of ICT

Worried that you don't meet all the desired criteria exactly?
We know that everyone is unique, with multiple aspects to your identity and different experiences behind them. We are passionate about Inclusion for All and creating a workplace where everyone can thrive, whatever their personal or professional background. If you're excited about this role but your experience doesn't align exactly with every part of the job description, we encourage you to apply as you may be the right candidate for this role or another role, and our recruitment team can help you see how your skills fit in.

What we offer

We care about our people's success by offering great pay, bonuses, up to 28 days off plus bank holidays, and paid time for charity work. You can personalise our benefits for you and your family, like discounts, vouchers, a pension plan and loads more. We help with your career through our amazing learning tools and top-notch parental leave policies.

Need to Know

We are regulated by the Financial Conduct Authority and all offers of employment for this role are subject to background checks, including criminal (DBS) and financial checks to meet the regulators standards.

If you require any reasonable adjustments or have an accessibility request as part of your recruitment journey, for example, extended time or breaks in between online assessments, a sign language interpreter, or assistive technology, please refer to the Accessibility section of our Careers website ( ) for guidance.

We use AI in different parts of our business to boost innovation, improve efficiency, and create new opportunities. We know many candidates use AI to fine-tune your CVs or prepare for interviews, but what we really care about is your unique experiences and achievements.

During the interview, we want you to rely on your own knowledge and skills to show us who you really are-your personality, creativity, and abilities. Above all, we're looking for authenticity and can't wait to get to know the real you.