Job Description
What you'll do
We’re creating something special. We are joining forces to create the biggest mobile network provider in the UK. Through our collective strengths and talents, we will transform customers’ experience and create a best-in-class network for coverage, connectivity, and reliability, delivering greater value and more choice for the nation than ever before.
There are very few moments in our careers where we can feel the ground shifting beneath us, where we can sense that something bigger than we’ve known before is taking shape. We’re not just building a company. We’re going to build a culture, a legacy and a future to be proud of. This will require remarkable leadership and together we can set the standard in the industry and beyond for both customer and employee experience, in what it is a career-defining opportunity.
This role leads the end-to-end technical solutioning of major network and initiatives across VodafoneThree Technology teams (Network and IT). It ensures that E2E demand into Networks for both projects and large commercial bids are shaped with and the technical team, ensuring that business requirements are translated into robust, scalable, and compliant architectures, governs the technical design lifecycle from initial scoping to detailed design approval and for E2E projects technically leads all architecture and design issues until launch.
* Translate external Enterprise EDRA/Lighthouse bids requirements into high level solutions, clearly articulating network requirements, identifying E2E architectures and designs and involving key network stakeholders, influencing business decisions on bids submissions
* Lead E2E solution architects to drive high technical standards for agreed requirements and solution architecture, in collaboration with IT and Network design experts:
o during project scoping at Gate 0, ensuring business requirements are correctly captured in the identified technical solution for both projects and large commercial bids
o during approval at Gate 1 when aligning with IT at XAB (Cross Functional Architecture Board) and with network teams at NDAB (Network Design and Architecture Board)
o Post approval technical technical accountability for projects up to and beyond delivery, resolving all technical architecture and design issues between business and technical teams
* Build and train the new VodafoneThree E2E solution architecture team planning for succession and ensuring architects produce and maintain high-quality E2E artefacts including Business Requirement Specifications (BRS), Technology Requirement Specifications (TRS), and High-Level Service Designs (HLSDs) for Gate 2 approval.
* Brief CNO and network directors on key E2E programmes scope and expected deliverables.
* Introduce new ways of working via AI and Gen-AI solutions to E2E solution design processes to augment output, reduce delivery time and improve efficiency.
* Maintain senior alignment between network and IT architecture roadmaps to support integrated delivery.
* Support compliance with internal and external standards including security, regulatory, and operational requirements.
* Develop all team members to grow their E2E breadth and depth (all Network areas plus all IT areas that are related to Network)
* Obtain XAB (Cross Functional Architecture Board) approval at Gate 1 for agreed requirements and solution architecture, in collaboration with IT and Network design experts.
* Produce and maintain E2E artefacts including Business Requirement Specifications (BRS), Technology Requirement Specifications (TRS), and High-Level Service Designs (HLSDs) for Gate 2 approval.
* Chair the XAB Technology Design Board jointly with IT, ensuring rigorous governance of solution architecture decisions.
* Represent Network Strategy & Transformation in cross-functional technical forums such as the IT Architecture Review Board (ARB).
* Ensure solutions are technically feasible, commercially viable, and operationally ready.
* Collaborate with business engagement and demand teams to ensure solution designs reflect prioritised business needs.
* Maintain alignment between network and IT architecture roadmaps to support integrated delivery.
* Drive continuous improvement in solution design processes and artefact quality, introducing AI and Gen-AI solutions to augment output, reduce delivery time and improve efficiency.
* Support compliance with internal and external standards including security, regulatory, and operational requirements.
Qualifications
Who are you
* Proven experience in end-to-end technical leadership, solution architecture and design within telecoms or large-scale technology environments.
* Strong stakeholder management skills with both business and technical teams with the ability to influence all stakeholders
* Ability to support a team working on diverse complex projects with the ability to fast switch between different activities
* Expertise in developing teams who produce E2E solution artefacts (BRS, TRS, HLSD).
* Familiarity with regulatory, security, and operational compliance requirements.
Worried that you don’t meet all the desired criteria exactly?
We know that everyone is unique, with multiple aspects to their 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.
Additional Information
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.
Posting End Date: 5th June 2026
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.
We believe everyone should have the opportunity to interview for a role that matches their skills. In collaboration with our Talent, Diversity & Inclusion teams and our employee-led DEI Networks, we identified a range of reasonable adjustments to help you feel comfortable and perform at your best self during the interview process. 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 contact your recruiter directly or email jobs@three.co.uk 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 their 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.
#VodafoneThree