Senior Managing Quantity Surveyor

AtkinsRéalis UK Limited; Cardiff; Hybrid; GBP 90,000 - 130,000; Full time

Job summary

AtkinsRéalis UK Limited is seeking a Senior Managing Cost Manager to lead cost and commercial management across complex programmes, including data centres. You will provide strategic cost advice from feasibility through final account, manage client interfaces, drive cost control, forecasting, and risk management, and support business development.

Strong leadership and MRICS are essential. The role offers flexible working arrangements and opportunities to shape Wales-based growth, with

Qualifications

• Chartered status (MRICS or equivalent).
• Strong experience managing costs on complex, high-value projects.
• Experience with data centres or mission-critical environments is advantageous.

Responsibilities

• Lead delivery of cost and commercial management across complex programmes.
• Provide strategic cost advice from feasibility to final account.
• Manage client interfaces and stakeholder relationships.
• Oversee forecasting, cost control, and risk management.
• Support bids, proposals and business development.

Skills

Leadership

Client engagement

Cost management

Stakeholder management

Team development

Education

MRICS Chartered

Tools

NEC contracts

Job description

Job Description Overview

AtkinsRéalis is a leading international consultancy, delivering complex, high-value programmes across the UK and Europe. We are recognised for our expertise in mission-critical infrastructure, innovation, and collaborative delivery across major projects. We are committed to fostering an inclusive, flexible, and high-performing working environment where our people can thrive. At AtkinsRéalis, we value individuality, support career progression, and empower our teams to deliver exceptional outcomes for our clients. As part of our continued growth in Wales, we are seeking a Senior Managing Cost Manager with strong experience in advanced technology and data centre programmes, alongside broader infrastructure and built environment sectors. This is a key leadership role with responsibility for commercial oversight, client engagement, and team development, supporting the delivery of complex, cutting-edge projects across the region. You will play an integral role in strengthening our cost management capability, developing client relationships, and shaping the growth of our Wales business. We welcome applications from candidates seeking full-time, part-time, or flexible working arrangements.

Lead the delivery of cost and commercial management services across complex programmes, including data centres and mission-critical facilities. Provide strategic cost advice across the full project lifecycle, from feasibility through to final account. Act as a senior client interface, developing and maintaining trusted relationships with key stakeholders. Take ownership of project commercial performance, ensuring robust cost control, forecasting, and risk management. Support business development activities, including bids, proposals, and client presentations. Contribute to the growth of the Wales business, including capability development and team expansion. Collaborate across disciplines and regions to deliver integrated, value-driven solutions. Mentor and develop junior team members, fostering a high-performance and inclusive culture. Ensure consistent application of best practice, governance, and commercial processes. Promote the AtkinsRéalis Cost Management capability in the regional marketplace.

Our portfolio spans a diverse range of sectors, including:

• Advanced Technology & Data Centres
• Energy & Net Zero Transition
• Public Sector & Education
• Commercial & Workplace
• Defence & Infrastructure
• Ports, Marine & Aviation
• Manufacturing & Utilities

We are proud to support major investment programmes and transformational projects across Wales and the wider UK.

About you

You will bring:

• Chartered status (MRICS or equivalent).
• Strong experience in cost management of complex, high-value projects, ideally including data centres or mission-critical environments.
• Proven ability to manage commercial delivery across pre- and post-contract stages.
• Experience in contract administration (e.g. NEC and/or standard UK forms).
• Demonstrated capability in client-facing roles and stakeholder management.
• A strong understanding of the Welsh and wider UK construction market.
• A track record in winning work and supporting business growth.
• Excellent commercial awareness, analytical skills, and attention to detail.
• Strong leadership, communication, and team development skills.

Rewards & benefits

Explore the rewards and benefits that help you thrive – at every stage of your life and your career.

Enjoy competitive salaries, employee rewards and a brilliant range of benefits you can tailor to suit your own health, wellbeing, financial and lifestyle choices. Make the most of a myriad of opportunities for training and professional development to grow your skills and expertise. And combine our hybrid working culture and flexible holiday allowances to balance a great job and fulfilling personal life. Be rewarded. Find out more.

About AtkinsRéalis

We're AtkinsRéalis, a world-class engineering services and nuclear organization. We connect people, data and technology to transform the world's infrastructure and energy systems. Together, with our industry partners and clients, and our global team of consultants, designers, engineers and project managers, we can change the world. We're committed to leading our clients across our various end markets to engineer a better future for our planet and its people. Find out more.

Additional information Security clearance

This role may require security clearance and offers of employment will be dependent on obtaining the relevant level of clearance. If this is necessary, it will be discussed with you at interview. The vetting process is delivered by United Kingdom Security Vetting (UKSV) and may require candidates to provide proof of residency in the UK of 5 years or longer. If applying to this role please do not make reference to (in conversation) or include in your application or CV, details of any current or previously held security clearance. We are committed to creating a culture where everyone feels that they belong – a place where we can all be ourselves, thrive and develop to be the best we can be.

Worker Type Employee Job Type Contractual (Fixed Term)

At AtkinsRéalis, we seek to hire individuals with diverse characteristics, backgrounds and perspectives. We strongly believe that world-class talent makes no distinctions based on gender, ethnic or national origin, sexual identity and orientation, age, religion or disability, but enriches itself through these differences.

Created by the integration of long-standing organizations dating back to 1911, AtkinsRéalis is a world-class engineering services and nuclear company dedicated to engineering a better future for our planet and its people. We create sustainable solutions that connect people, data and technology to transform the world's infrastructure and energy systems. We deploy global capabilities locally to our clients and deliver unique end-to-end services across the whole life cycle of an asset including consulting, advisory & environmental services, intelligent networks & cybersecurity, design & engineering, procurement, project & construction management, operations & maintenance, decommissioning and capital. The breadth and depth of our capabilities are delivered to clients in strategic sectors such as Engineering Services, Nuclear and Capital. News and information are available at Atkinsrealis or follow us on LinkedIn.