Strategic Sourcing Manager

Sizewell C Company; Greater London; Hybrid; GBP 110,000 - 160,000; Full time

Benefits offered by this job

5% annual bonus

Pension up to 7.5%/15%

Job summary

Sizewell C is seeking a Strategic Sourcing Manager to drive category management and lead high-value procurements. The role partners with Project Managers, Finance and Operations to deliver compliant, value-focused sourcing across Site Delivery and the wider project.

You will develop category strategies, manage complex contracts over £100m, and influence senior stakeholders while advancing ESG and social value commitments. Hybrid work with travel required across UK sites.

Qualifications

• Extensive strategic sourcing and category management experience in high-value, complex supply chains.
• Experience leading end-to-end procurement cycles in a regulated environment.
• Strong negotiating and governance skills.

Responsibilities

• Develop category strategies and align to priorities and market conditions.
• Lead end-to-end procurement including EOI, PQQ, ITT and contract negotiations.
• Identify cost savings and productivity improvements across categories.
• Contribute to ESG and social value initiatives within tender activity.
• Ensure AGS/Gov processes and SOC deadlines are met with timely reporting.
• Build supply market analysis to drive supplier innovation.
• Facilitate SRM and supplier development once strategies are in place.
• Collaborate with finance, legal, operations and project teams to deliver outcomes.

Skills

Strategic sourcing

Category management

Stakeholder management

Negotiation

Governance

Education

MCIPS accreditation

Job description

London, GB, EC2R 7BP Bristol, GB, BS32 4TP

Strategic Sourcing Manager

Sizewell C is entering an exciting phase of growth as we mature into an independent organisation and continue building one of the UK’s largest and most important energy projects. We are now recruiting for the the below position.

Strategic Sourcing Manager

Location:London, Bristol, Suffolk or Manchester, hybrid basis with travel required.

Contract:Permanent, full-time.

Closing Date: Monday 12th October 2026

What’sin It for You

• Bonus: 5% annual incentive
• Pension: Up to 7.5% employee / 15% employer contribution

Your Impact

The Strategic Sourcing Manager will lead the implementation of effective category management across the Sizewell C Site Delivery function and the wider project. The role is responsible for developing and coordinating robust category strategies and implementing the appropriate commercial frameworks to drive supply chain innovation, productivity, and long‑term value for the project.

Working closely with multi‑disciplinary stakeholders—including Project Managers, Finance, and Project Controls—the Strategic Sourcing Manager will ensure that all procurements are delivered in full compliance with Sizewell C’s Acquire Goods and Services (AGS) processes and procedures. The role will manage high‑value and complex procurements, including contracts valued £100m and above.

Given the scale and strategic importance of these procurements, the Strategic Sourcing Manager must be highly commercially astute, able to influence and engage senior stakeholders, and capable of securing best‑value outcomes that support the successful delivery of the Sizewell C project.

Principal Accountabilities, Activities and Decisions

Reporting into the Senior Strategic Sourcing Manager, your accountabilities will include:

• Development of category strategies based on value and complexity, which align to organisational priorities, market conditions and business needs
• Ensure category strategies are aligned to the strategic sourcing pipeline and agreed with the Senior Strategic Sourcing Manager
• Leading the end-to‑end procurement process to deliver the category strategy outcomes (from Expression of Interest (EOI), Pre‑Qualification (PQQ), Invitation to Tender (ITT) and commercial contract negotiations.
• Identifying/reporting strategic objectives and cost reduction targets against addressable spend. Capturing best practice through benefitscase studies highlighting improved safety, increased productivity, /performance, innovation and efficiencies.
• Responsible for identifying and delivering savings / efficiencies both in terms of cost and productivity
• Contribute towards carbon reduction initiatives linked to opportunities highlighted in category strategies and through other Environmental, Social & Governance (ESG) led workstreams
• Promote and enhance use of social value / social enterprises wherever possible through tender activity and contractual commitments
• Ensuring the end‑to‑end procurement process adheres to the AGS and Signature of Contract (SOC) deadlines including accurate and timely reporting of key milestones
• Building the supply market analysis; investigating supply chain capability to identify emerging innovations and improvement opportunities to shape the development of category strategies
• Facilitating the strategy approval and AGS governance process through each stage gate review
• Facilitating the implementation of category strategies through strategic Supplier Relationship Management (SRM) and supplier development once strategies and frameworks are in place
• Work in cross functional teams, collaborating with functions such as finance, legal, operations, technical, supply chain to develop and deliver effective procurement strategies and sourcing outcomes

Knowledge, Skills, Qualifications & Experience

• Extensive strategic sourcing / category management development and implementation experience across high value, complex supply chain categories
• Experience in leading end to end procurement cycles within a regulated environment
• Strong stakeholder influencing skills across various levels of seniority
• Strong attention to detail, accuracy and adherence to governance processes
• Strong negotiating, influencing and communication skills
• Strong inter‑personal skills and ability to work within a multi‑disciplinary team
• Management skills with a track record of development within teams
• Strong oral and written presentation skills
• Demonstrable understanding of collaborative working with internal and external stakeholders.
• Ability to manage multiple projects and competing priorities effectively.
• Construction or Nuclear experience
• Complex infrastructure project experience

Qualifications & Experience

• MCIPS accreditation or working towards accreditation or similar

Behavioural Competences

Humility

• Recognise the value brought from different cultures and experiences.
• Be open to other’s points of view and ideas, be willing to debate and to compromise.

Positivity

• Positively challenge poor quality and performance.
• Identify solutions at the lowest possible level.
• Encourage others to bring new ideas forward.

Respect

• Value the rules and environment in which we operate.
• Give and receive feedback with respect.
• Embrace and engage with new people and ideas.
• One team, working closely together and helping each other.
• Empowered teams always looking forward.
• Shared responsibility for delivery the project outcomes.

Clarity

• Communicate clearly and consistently.
• Promote collaboration and team alignment.
• Drive simplification at all levels.

When joining Sizewell C, you may wonder why you are contacted by colleagues with an EDF email or see the EDF logo on portals that you access and/or documentation you receive; this is because we have partnered with EDF for the provision of a number of support services whilst we complete a successful transition out of the EDF group.

At Sizewell C we encourage and embrace diversity and how it can improve our experience and performance at work.It is a requirement that those who join us have the right to work in the UK. Whilst sponsorship may be a possibility that we can explore, we are fully committed to local recruitment where possible, and those already holding the right to work in the UK.

To be appointed to this role, you will need to meet the criteria for Security Vetting, which will, ordinarily, require you to have been a resident of the UK for at least three of the past five years