At a Glance
- Tasks: Lead transformative projects and ensure effective delivery across the organisation.
- Company: Join Cornerstone, the UK's top mobile and digital infrastructure provider.
- Benefits: Competitive salary, career growth, and a chance to make a real impact.
- Other info: Embrace a culture that values innovation, respect, and customer focus.
- Why this job: Shape the future of business change in a dynamic and innovative environment.
- Qualifications: 8+ years in senior leadership roles with expertise in PMO and project delivery.
The predicted salary is between 80000 - 100000 £ per year.
Main Purpose of Role
Cornerstone is the UK’s leading mobile and digital infrastructure provider, managing over 15,700 sites and holding 35% of the market. Our Mission is to be famous for excellence in delivery, embracing transformation with our people and our customers at its heart. The Head of Business Change leads the Enterprise PMO, project delivery, business analysis, testing, and continuous improvement capabilities. The role exists to ensure all IT and business change is delivered to time, cost, and quality—building a mature, repeatable delivery function that enables Cornerstone's multi‑year transformation and supports all four corporate pillars.
Key Roles and Responsibilities
This role leads the full change delivery lifecycle across Cornerstone, overseeing the enterprise project portfolio, prioritisation processes, governance standards, and delivery methodologies. It manages the PMO, Business Analysis, Testing, and Continuous Improvement teams and ensures they work effectively together. The role interacts daily with technology leaders, business stakeholders, external vendors, and delivery partners. It supports the organisation by ensuring change is well defined, well governed, and delivered effectively, spanning operational enhancements, strategic transformation programmes, and cross‑functional initiatives. It provides strategic oversight of capacity planning, financial governance, project roadmaps, and operational readiness.
Delivery
- A prioritised Change Plan aligned with corporate strategy and Board‑approved investments.
- Robust project governance including stage gates, RAG reporting, dependency tracking, and capacity management.
- Successful delivery of all IT and business change projects through to benefits realisation.
- Consistent application of delivery methodologies across waterfall, agile, and hybrid approaches.
- High‑quality business analysis, requirements definition, and traceability.
- Comprehensive test strategies, defect management processes, and go‑live readiness.
- Continuous improvement of processes, operational workflows, and project delivery capability.
Good performance includes on‑time delivery, accurate forecasting, adherence to budget tolerances, well‑managed risks and issues, and strong business stakeholder engagement. The role independently makes decisions on delivery approaches, prioritisation recommendations, resource allocation, governance enforcement, and escalation management.
Role Expertise
The role requires deep expertise in PMO management, project delivery, business analysis, testing, continuous improvement, and portfolio governance. Extensive knowledge of project methodologies (agile and waterfall), risk and financial management, business requirements engineering, process mapping, and testing frameworks is essential. The role demands strong leadership, negotiation, facilitation, communication, and planning skills, combined with the judgement to balance strategic priorities with delivery constraints. It also requires the ability to mentor delivery professionals, guide stakeholders, solve complex delivery challenges, and drive continuous improvement. Experience in large‑scale transformation and infrastructure or telecoms environments is highly advantageous.
Knowledge, Skills and Experience
- 8+ years’ senior leadership experience in change/PMO roles (Head of PMO, Head of Change, Head of Delivery).
- Experience in infrastructure, telecoms, or asset‑intensive industries strongly preferred.
- Proven track record managing multi‑project portfolios with measurable delivery outcomes.
- Deep expertise in PMO operations (governance, stage gates, portfolio reporting, financial tracking, capacity planning).
- Strong delivery capabilities across waterfall and agile methodologies.
- Business analysis leadership: requirements engineering, process mapping, stakeholder facilitation.
- Testing leadership: test strategy, defect management, UAT coordination, go‑live readiness.
- Excellent communication, influencing, and senior stakeholder engagement skills.
- Ability to lead multidisciplinary delivery teams and improve delivery capability across functions.
- Strong financial acumen including project budgeting, forecast management, and benefits tracking.
Cornerstone Values
Operate and uphold Cornerstone’s values of Everyone Matters, Innovate to Elevate, Do the Right Thing and Customer First by being Professional, Respectful and Open.
Head of Business Change in Theale employer: Cornerstone
Cornerstone is an exceptional employer, renowned for its commitment to excellence and transformation in the mobile and digital infrastructure sector. With a strong focus on employee growth and development, we foster a collaborative work culture that values innovation and integrity, ensuring that our team members are empowered to lead impactful change. Located at the heart of the UK's telecoms landscape, we offer unique opportunities to engage with cutting-edge projects while supporting a diverse and inclusive environment where everyone matters.
StudySmarter Expert Advice🤫
We think this is how you could land Head of Business Change in Theale
✨Tip Number 1
Network like a pro! Get out there and connect with people in the industry. Attend events, join online forums, and don’t be shy to reach out on LinkedIn. You never know who might have the inside scoop on job openings or can put in a good word for you.
✨Tip Number 2
Prepare for interviews by researching the company and its culture. Understand their mission and values, especially how they align with your own. This will help you tailor your responses and show that you’re genuinely interested in being part of their team.
✨Tip Number 3
Practice makes perfect! Conduct mock interviews with friends or use online resources to refine your answers. Focus on articulating your experience in PMO management and project delivery clearly, as these are key areas for the Head of Business Change role.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you’re proactive and really keen on joining Cornerstone.
We think you need these skills to ace Head of Business Change in Theale
Some tips for your application 🫡
Tailor Your CV:Make sure your CV is tailored to the Head of Business Change role. Highlight your experience in PMO management, project delivery, and business analysis. We want to see how your skills align with our mission of excellence in delivery!
Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Use it to explain why you're passionate about leading change and how you can contribute to our transformation journey. Keep it engaging and relevant to the role.
Showcase Your Leadership Skills:In your application, emphasise your leadership experience and ability to manage multidisciplinary teams. We’re looking for someone who can inspire and guide others while driving continuous improvement across functions.
Apply Through Our Website:Don’t forget to apply through our website! It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows you’re keen on joining our team at Cornerstone!
How to prepare for a job interview at Cornerstone
✨Know Your Change Delivery Lifecycle
Make sure you understand the full change delivery lifecycle, especially how it applies to Cornerstone's operations. Brush up on your knowledge of project governance, prioritisation processes, and delivery methodologies like agile and waterfall. Being able to discuss these in detail will show that you're ready to lead the Enterprise PMO.
✨Showcase Your Leadership Skills
Prepare examples that highlight your leadership experience in managing multidisciplinary teams. Think about times when you've successfully mentored others or navigated complex delivery challenges. This role requires strong leadership, so demonstrating your ability to influence and engage stakeholders will be key.
✨Be Ready for Scenario Questions
Expect scenario-based questions that test your problem-solving skills and decision-making abilities. Prepare to discuss how you would handle specific situations related to project delivery, risk management, and stakeholder engagement. Practising these scenarios can help you articulate your thought process clearly during the interview.
✨Align with Cornerstone’s Values
Familiarise yourself with Cornerstone's values: Everyone Matters, Innovate to Elevate, Do the Right Thing, and Customer First. Be prepared to discuss how your personal values align with these and provide examples of how you've embodied them in your previous roles. This will demonstrate that you're not just a fit for the role, but also for the company culture.
