Business Analyst

Sizewell C. The power of good for Britain.

Location: London, Sizewell C -office

Hybrid: 2 days per week onsite

Salary: £32000 - £35,000 per annum

Holiday: 28 days + bank holidays (rising to 30 after 5 years)

Pension: Up to 15% employer contribution

Bonus : 5%

Closing Date:  Monday 11 May 2026

About the Role

We are seeking a proactive and analytical Business Analyst to support Sizewell C in achieving its transformation objectives. You will play a key role in understanding business needs, identifying opportunities for improvement, and helping to implement effective, data‑driven solutions.

Acting as a bridge between business stakeholders and technical teams, you will ensure requirements are accurately captured, documented, and translated into actionable deliverables. You will support the Strategy & Business Performance team by turning data and processes into meaningful insights that drive transformation, performance monitoring, and informed decision‑making. Working closely with the Governance & Business Performance lead, Project Managers and Senior Project Managers, you will support the transition of projects into BAU, define requirements, identify gaps, and embed process improvements across the organisation.

Key Responsibilities 

• Conduct business analysis activities with SMEs and multi‑disciplinary teams across one or more projects or programmes.
• Adopt and apply process‑mapping standards, tools, and templates.
• Prepare business cases to support informed decision‑making.
• Provide accurate analysis and insights to support corporate transformation and performance initiatives.
• Translate business needs into clear requirements, process maps, and recommendations.
• Support data‑driven decision‑making and continuous improvement.
• Update and validate procedures, policies, and processes as the business matures.
• Embed new ways of working related to documentation governance.

Knowledge, Skills, Qualifications & Experience

Essential Skills

• Strong business analysis skills, including requirements gathering, process mapping, and gap analysis.
• Proficiency in data analysis, reporting, and visualisation (Excel, Power BI, or equivalent).
• Understanding of transformation frameworks and compliance requirements.
• Excellent stakeholder engagement, facilitation, and communication skills.
• Strong problem‑solving mindset with high attention to detail.

Essential Qualifications & Experience

• Degree in Business Management, Information Systems, or a related discipline.
• Experience as a Business Analyst or similar role within corporate operations, transformation, or a regulated environment.

Desirable

• Professional BA qualification (BCS, IIBA, or equivalent).
• Experience in the energy, infrastructure, or nuclear sectors.

Key Competencies

• Analytical and critical thinking
• Process improvement and innovation
• Stakeholder management and communication
• Attention to detail and accuracy
• Collaborative and proactive working style

Why Join Sizewell C?

If you thrive in complex environments and enjoy delivering analytical, high‑impact work that supports major transformation objectives, this is an opportunity to contribute to one of the UK’s most significant infrastructure programmes. You’ll be part of a team shaping long‑term change, driving performance, and helping build a sustainable energy future.

Apply now.