Job Description

The Finance Manager is responsible for the leadership, coordination, development and continuous improvement of a Finance & Performance sub-team. The role ensures consistent, high-quality services across the enterprise through:
• Standardisation of processes,
• Service-level performance management,
• Coaching and professional development,
• Quality assurance of outputs, and
• Driving continuous improvement and digital enablement across the department.

The job provides operational leadership, ensuring teams deliver accurate, timely, consistent and value adding financial insight that underpins the provision of services across the organisation.

The Finance Manager plays a central part in embedding a data driven culture within Finance & Performance and across the wider business, championing continuous improvement, digital enablement and the consistent use of high-quality data and information.

Principal Accountabilities

1. Leadership & People Management
• Lead, motivate and develop a team to deliver high-quality performance insight and analysis.
• Provide clear direction, workload planning and prioritisation to ensure consistent service delivery across teams.

2. Services & Standards Ownership
• Implement and maintain service-level standards (timeliness, accuracy, completeness).
• Ensure methods are documented, repeatable, and consistently applied across the organisation.
• Maintain auditability, transparency and data integrity.

3. Collaboration & Stakeholder Management
• Maintain strong cross-organisational relationships to ensure data accuracy, service consistency and timely inputs.

4. Continuous Improvement & Capability Development
• Drive improvements in processes, reducing manual effort and increasing automation and quality of outputs. Identify opportunities to simplify, streamline and standardise.
• Promote enhanced analytical techniques, BI capability and data visualisation across F&P.
• Build capability within the team through coaching, training, skills development and peer review, enabling individuals to develop and grow within the profession.

5. Governance & External Requirements
• Ensure accounting activities comply with all relevant standards and financial controls.
• Champion adherence to audit-ready records, documentation and data integrity expectations, supporting with audits, and financial assurance.

Authorities & Dimensions

• Line management responsibility for 4–10 FTEs.
• Framework/process owner for their sub discipline.
• Authority to set analytical standards and require improved data quality from contributing teams.
• Significant influence over enterprise performance insight delivered to Executive and Board.

Essential Skills

• Proven experience managing teams. Excellent organisational, coordination and prioritisation capability across multiple services.
• Strong analytical and interpretation skills within a complex organisational environment.
• Excellent communication and stakeholder engagement skills, including influencing and presenting insight.
• Demonstrated ability to improve processes, standardise methods and introduce best practice.
• Understanding of planning, forecasting or performance frameworks.
• Ability to work to tight deadlines with high levels of accuracy and integrity.

Desirable Skills

• Demonstrable change management skills.
• Expertise in handling complex datasets, BI tools and enterprise systems.
• Experience working with SAP/P6/BI platforms.
• Familiarity with public sector performance, funding or efficiency frameworks.
• Experience supporting senior governance forums and external stakeholders.
• Part or fully qualified accountant—AAT/CIMA/ACCA/ACA.

Additional Information

• Open VN
• Number of Vacancies: 3
• Contacts: Paul Rowell & Anne Bowmer

The interviews for this vacancy are expected to be mid July 2026.

ASW’s may have the right to apply for internal Sellafield Ltd vacancies. Please note if you are an Agency Supplied Worker you are required to attach evidence of all qualifications obtained to support your application. We require a minimum of A*-C (9-4) GCSE in English Language, Maths & Science/IT or equivalent / higher qualification.

If you choose to apply for this role and your application is shortlisted by the hiring manager, you will be invited to a competency based interview. In the interview, you will be assessed against the below competencies:

Behavioural:
• Problem Solving
• Team Leadership & Broad Scanning
• Adapting to & Leading Change
• Drive for Results

Technical:
• Performance Management (From CIMA Technical Competency Framework)

Please see link to the competency framework for further information:
https://slportal.ssa-intra.net/pub/SC001/00027/Competency%20Framework/Forms/AllItems.aspx

If your technical competency is not in the above framework, please refer to the profession’s share point page for further information.

During the interview, you will also be expected to give a 10 minute presentation.
Presentation Title: “Establishing an Effective, High‑Quality Service within Finance & Performance”
Presentation details: You have joined Finance & Performance as a Finance Manager within either the Management Accounting Hub or Business Performance & Analysis. What would be your priorities in the first 90 days to establish your area as a high‑performing, efficient and reliable service to the business?

Please cover:
1. How you would define and deliver a consistent service
2. How you would measure service performance and success
3. How you would build effective relationships with stakeholders
4. How you would improve efficiency and reduce manual effort
5. Any other points you feel are relevant

This presentation should be sent to recruitment@sellafieldcloud.co.uk via email at least two working days before your interview. You should also take four paper copies of your presentation to your interview in case of any IT issues on the day.

Sellafield Ltd are recognised as a Disability Confident Employer (Level 3). Disability Confident employers offer an interview to disabled applicants that meet the minimum criteria for a vacancy. Sellafield Ltd define the minimum criteria as the ‘essential skills’ which are listed on the vacancy notice. Whilst completing your application form, you will be able to indicate if you wish to be considered under the disability confident scheme. If you would prefer to discuss this directly with us, please contact the GBS Recruitment team on recruitment@sellafieldcloud.co.uk

Please ensure that you save a copy of this advert for future reference if you make an application for this role.

The closing date for this vacancy is 28th June 2026.