Job Description

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Managing Legal - Civil Works Alliance
Sizewell C

Location: Based in London on a hybrid basis with travel to Suffolk as required.

Contract: Permanent, full-time.

Salary: Competitive dependant on experience, plus benefits

Benefits include:

Annual Leave: 28 days per annum, increasing to 30 days after 5 years of service, plus bank holidays.
Bonus: 5% annual bonus.
Pension Contributions: Defined Contribution Pension Scheme with up to 7.5% employee contribution 15% employer contribution.

Closing Date: Monday 4th May 2026.

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.

About the Role

We are seeking an experienced and pragmatic Managing Legal Counsel to join the Sizewell C Legal Team, to play a pivotal role in supporting the operation of the multi-billion pound Civil Works Alliance, one of the project’s most critical delivery partnerships.

The successful candidate will provide strategic leadership on all legal aspects of Sizewell C’s role and interest in the Civil Works Alliance, including governance and ongoing operations, ensuring robust contractual, commercial, and regulatory compliance across a complex, multi-party alliance framework.

This is a senior position within the Sizewell C Legal team, with line management duties and forming part of the legal management team (reporting direct to the Deputy General Counsel with a clear line to the General Counsel). You will provide strategic and operational legal advice to the Civil Works Alliance leadership team within Sizewell C, working closely with colleagues across Delivery, Commercial, Finance and Project Controls functions, as well as with alliance partners and senior stakeholders.

About You

A qualified solicitor or barrister (England & Wales) with significant post-qualification experience in major construction or infrastructure projects.
Strong background in construction and engineering law (NEC, FIDIC, or alliance models).
Proven experience advising on large-scale infrastructure or energy projects.
Excellent negotiation, drafting, and stakeholder management skills.
Ability to provide clear, practical, and commercially sound legal advice in complex environments.
Experience working within a collaborative or alliancing delivery model.

Why Join Us?

Be part of one of the most important low-carbon energy projects in the UK.
Work in a mission-driven environment that values innovation, integrity, and long-term sustainability.
Competitive salary, comprehensive benefits, and opportunities for career development.
Flexible and hybrid working options.

Key Competencies

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 tier 1s and 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

If this sounds like the next step in your career, we’d love to hear from you. Apply today.

For this role you must have evidence of right to work in the UK. As a project, we do not discriminate on the grounds of age, gender, race, colour, religion, disability or sexual orientation, and we welcome applications from all sections of the community.