Three UK

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IT Partner Manager @ Three UK

Newbury, England, GBOnsiteFull-timeJob reference 2600LR
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About this role

Join our IT teams, which is at the core of our digital future, analysing and operating all our internal and customer-facing systems, with the aim of delivering the best customer experience. None of it would be possible without our innovative teams, creating a connected future with technologies like Cloud, AI and big data.

What you’ll do

You’ll play a key role in supporting how we manage and evolve our IT partner ecosystem, helping ensure our suppliers deliver reliably, transparently, and in line with our business goals. Working as part of the Integration & Partner Management team, you’ll contribute to strong governance, effective collaboration, and continuous improvement across a complex delivery landscape.

In this role, you will:

Support the management of IT partners to ensure delivery against agreed service, operational and commercial commitmentsHelp coordinate supplier governance activities, including preparing materials, tracking actions, and ensuring follow-throughMonitor supplier performance data and help identify risks, issues or opportunities for improvementSupport contract and commercial processes, including tracking obligations, managing change requests, and maintaining documentationWork collaboratively with internal teams to resolve supplier-related challenges and keep delivery aligned to expectationsMaintain accurate and up-to-date records across supplier activity, governance outputs, financial tracking and contractual changesContribute to improving partner management practices, increasing consistency, transparency, and cost controlSupport financial processes such as spend tracking, invoice validation and reporting for assigned suppliersBuild strong working relationships across Commercial, Finance, VOIS, InterCo and delivery teams to support effective outcomesProactively escalate risks, performance concerns or delivery challenges with clear insight and recommended next steps Who you are

We’re looking for someone who is curious, organised, and collaborative, with an interest in how partners and suppliers contribute to successful technology delivery. You’re comfortable working across teams, spotting patterns in data, and helping bring structure and clarity to complex environments.

You’ll bring:

Experience supporting supplier or vendor management within IT, technology delivery or transformation environmentsA good understanding of supplier governance, performance monitoring and service management principlesFamiliarity with IT delivery models and how internal teams and external partners work togetherExperience collaborating with a range of stakeholders, building effective relationships, to coordinate activity, resolve issues and support delivery outcomesConfidence working with data - identifying trends, highlighting risks, and communicating insights clearlyExposure to financial processes such as cost tracking, invoice validation or budget monitoring related to suppliersWorried 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.

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 & development tools.

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 [email protected] 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

Skills

OtherMid-Senior LevelTelecommunications

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