Senior Project Manager jobs in United Kingdom

Location: Warrington, GB, WA3 6YD

Onsite or Hybrid: Hybrid

Job Title: Senior Project Manager
Location: Warrington, Cheshire + Hybrid Working Arrangements
Compensation: Competitive + Benefits
Role Type: Full time and Permanent
Role ID: SF60403

Help Shape the Future of Nuclear Delivery

At Cavendish Nuclear we’re working to create a safe and secure world, together, and if you join us, you can play your part as a Senior Project Manager at our Warrington, Cheshire site.

As a Senior Project Manager, you’ll have a role that’s out of the ordinary. You’ll be managing complex projects and operating at an advanced level, supporting a well established Nuclear Defence Project.

Day to day, you’ll:

• Be responsible for all aspects of projects delivery to desired time, cost and quality restraints
• Establish and maintain governance arrangements for the delivery of the project, defining clear roles, responsibilities and accountabilities
• Deliver world class performance by means of employee engagement, continuous improvement and identifying and implementing the latest technology
• Lead on Health, Safety, Security, Environment and Quality within the project
• Plan and control finances as a means of driving performance

This role is offered on a full-time permanent basis and consists of a 37 hour working week. This role offers hybrid working arrangements with 2-3 days onsite, based in Warrington, Cheshire.

• Relevant Experience within a Senior Project Management role
• Extensive experience of EVM ( Earned Value Management)
• Awareness of various contracting methodologies (e.g. FIDIC/NEC3, NEC4/JCT etc…)
• Full project lifecycle experience from bid phase through to close out

We value difference and don’t have a fixed idea when it comes to background or education, provided you can show the required level of experience then we would like to hear from you.

• Matched contribution pension scheme, with life assurance
• Access to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+
• Employee share scheme
• Employee shopping savings portal
• Payment of Professional Fees
• Reservists in the armed forces receive 10-days special paid leave
• Holiday Trading is a benefit that allows UK Cavendish employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement. This Window opens February through to March annually
• ‘Be Kind Day’ enables employees to take one working day's paid leave a year (or equivalent hours) to undertake volunteering work with their chosen organisation or registered charity

We’re Cavendish Nuclear — a team of c5,000 specialists and a core part of Babcock International Group.

Here, you’ll be part of something bigger. Across clean energy, defence, and civil decommissioning, your work will contribute to projects that are critical to energy security and national protection. Together, we’re shaping a future that lasts — not only through the impact we make, but through meaningful careers that respect your work-life balance.

Join us and discover how far we can go, together.

We are a disability confident committed employer. If you have a disability or need any reasonable adjustments during the application and selection stages, please email careers@babcockinternational.com with the subject header ‘Reasonable adjustments requirement’. We’re committed to building an inclusive culture where everyone’s free to thrive. We are happy to talk about flexible working – please ask about alternative patterns of work at interview.

Closing Date: 12/03/2026

Project Manager, Environmental Engineering, Manager, Technology, Engineering, Management