At a Glance
- Tasks: Lead complex commercial packages for a major energy project, ensuring delivery aligns with project goals.
- Company: Join Sizewell C, a pioneering organisation in the UK's energy sector.
- Benefits: Competitive salary, performance bonus, flexible working, and generous holiday allowance.
- Other info: Collaborative team environment with clear career progression opportunities.
- Why this job: Shape the future of clean energy and make a national impact.
- Qualifications: Senior-level experience in commercial roles and strong negotiation skills required.
The predicted salary is between 90000 - 90000 £ per year.
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 the below position.
Lead Commercial Manager
Location: Bristol, London or Manchester on a hybrid basis
Contract: Permanent, full-time.
Closing Date: Friday 5th June 2026
What’s in It for You
- Salary: Starting salary from £90,000 (depending on experience)
- Performance Bonus: 10% annual
- Car allowance: £6,900
- Holiday: 28 days + bank holiday
- Pension: Up to 7.5% employee / 15% employer contribution
- Flexible benefits & hybrid working option
We’re building the future, and we need the best and most experienced Commercial Leaders to make it happen. Sizewell C is a once-in-a-generation infrastructure project that will power Britain’s energy security and net‑zero ambitions for decades to come. Following our recent Final Investment Decision, manufacturing and construction is well underway. This is a unique chance to be part of the largest investment in homegrown clean energy in decades, delivering low‑carbon electricity to 6 million homes for at least 60 years.
What to expect
- A robust career path that will challenge and fulfil your ambition with clear progression and development opportunities
- A unique opportunity to shape a major infrastructure project with national impact
- Hybrid working with flexibility to succeed as an individual
- A market leading package with a competitive salary, bonus and benefits
- A supportive and collaborative team environment
- A learning environment with training and personal development supplemented by further training and qualifications
Your Impact
As a Commercial Lead, you’ll take ownership of some of the most significant and complex commercial packages on the project in CI/BoP covering the largest turbine in service in the world civil and nuclear construction works, major equipment, and enabling contracts. You’ll lead procurement, negotiation, and post‑award commercial management, working with key suppliers, regulators, and Tier 1 contractors. You will hold a key leadership role, shaping strategy, mentoring teams, and ensuring delivery aligns with project goals, contract requirements, and nuclear safety standards delivery on the on time, on budget vision.
Typically what you will be expected to do
- Procurement
- Lead highly complex procurement activities
- Manage single source/competitive tendering and contract negotiation, leading to contract award
- Ensure value for money, transparency, and compliance
- Post‑Award Contract Management
- Drive supplier performance and governance
- Mitigate risks and resolve commercial issues
- A proactive dispute management role focusing on dispute avoidance
- Provide strategic oversight across your portfolio
- Supplier Development
- Take an active involvement in promoting Supplier Development and Supplier Relationship
- Leadership
- Build and lead high‑performing teams
- Support and be a leader for team wellbeing
- Act as a key interface with regulators, external stakeholders and all delivery partners
- Embed collaboration and best practice across the supply chain and across the project
- Be an ambassador for project safety and people culture, and set an example for the project
Experience and Qualifications
- Senior‑level experience in commercial or supply chain roles on major complex infrastructure, energy and technology projects
- Expertise in procurement and post contract management
- A good understanding of dispute avoidance and effective management
- Strong knowledge of NEC and/or FIDIC contracts
- Chartered status (RICS, ICE, CICES, IOB, CIPS or equivalent)
- Exceptional stakeholder management and negotiation skills
Qualifications
- Ideally Degree‑qualified or equivalent
- Preferably experience in nuclear or regulated industries
- Understanding of the UK nuclear regulatory environment and supply chain landscape
- Familiarity with safety case and licence conditions in regulated industries
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.
- Solidarity - 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. Clearer and faster decision making. Drive simplification at all levels.
This role is subject to Sizewell C’s equal opportunities employment policy. Candidates must meet the statutory legal requirements to work in the United Kingdom.
Senior Commercial Leader – Major Infrastructure & Energy in London employer: Sizewell C
Sizewell C is an exceptional employer, offering a unique opportunity to be part of one of the UK's largest energy projects while enjoying a supportive and collaborative work culture. With competitive salaries, performance bonuses, and a robust career path that includes training and personal development, employees can thrive in a flexible hybrid working environment that values their contributions and well-being.
StudySmarter Expert Advice🤫
We think this is how you could land Senior Commercial Leader – Major Infrastructure & Energy in London
✨Tip Number 1
Network like a pro! Get out there and connect with industry professionals on LinkedIn or at events. We all know that sometimes it’s not just what you know, but who you know that can land you that dream job.
✨Tip Number 2
Prepare for interviews by researching the company and its projects. Show us you’re genuinely interested in Sizewell C and how you can contribute to this massive energy initiative. Tailor your answers to reflect our values and goals!
✨Tip Number 3
Practice makes perfect! Do mock interviews with friends or mentors to boost your confidence. We want to see you shine, so get comfortable talking about your experience and how it aligns with the role of Commercial Lead.
✨Tip Number 4
Don’t forget to follow up after your interview! A quick thank-you email can go a long way in showing your enthusiasm for the position. Plus, it keeps you fresh in our minds as we make our decision.
We think you need these skills to ace Senior Commercial Leader – Major Infrastructure & Energy in London
Some tips for your application 🫡
Tailor Your Application:Make sure to customise your CV and cover letter for the Senior Commercial Leader role. Highlight your experience in commercial management, procurement, and any relevant projects you've worked on that align with Sizewell C's goals.
Showcase Your Leadership Skills:We want to see how you’ve built and led high-performing teams in the past. Share specific examples of how you’ve mentored others and fostered a collaborative environment, as this is key for the role.
Demonstrate Your Industry Knowledge:Familiarise yourself with NEC and FIDIC contracts, as well as the UK nuclear regulatory environment. Mention any relevant qualifications or experiences that showcase your expertise in these areas.
Apply Through Our Website:Don’t forget to submit your application through our website! It’s the best way for us to receive your details and ensure you’re considered for this exciting opportunity at Sizewell C.
How to prepare for a job interview at Sizewell C
✨Know Your Stuff
Make sure you’re well-versed in the specifics of major infrastructure and energy projects. Brush up on your knowledge of procurement processes, contract management, and the nuances of NEC and FIDIC contracts. This will not only show your expertise but also demonstrate your genuine interest in the role.
✨Showcase Your Leadership Skills
As a Senior Commercial Leader, you'll need to lead high-performing teams. Prepare examples from your past experiences where you've successfully managed teams, resolved conflicts, or driven performance. Highlight your ability to mentor others and foster a collaborative environment.
✨Prepare for Scenario Questions
Expect questions that assess your problem-solving skills and how you handle complex situations. Think of scenarios related to dispute management or supplier performance issues, and be ready to discuss how you would approach these challenges while ensuring compliance and value for money.
✨Emphasise Your Stakeholder Management Experience
This role requires exceptional stakeholder management skills. Be prepared to discuss how you've effectively communicated with various stakeholders in previous roles, particularly in regulated environments. Share specific examples that illustrate your ability to build relationships and navigate complex interactions.
