Principal Business Partner: Site and Functions

Snapshot of your day

The Business Controller / Finance Business Partner is responsible for ensuring accurate, timely, and compliant financial reporting across assigned cost centres, including budgeting, forecasting, and actuals. The role supports the business by providing high‑quality financial insights, managing month‑end close activities, preparing journals, and ensuring proper cost allocations. In addition, the role provides robust forecasting for central costings, supports UK and global reporting requirements, and collaborates closely with internal and external stakeholders to maintain strong financial governance.

• Lead budgeting, forecasting, and actual reporting for IT, Site Functions, and Support Functions
• Prepare, review, and post month‑end journals, accruals, and provisions with complete and accurate supporting documentation
• Ensure timely and correct cost allocation across business units
• Produce high‑quality monthly cost centre reports and analyse variances between forecast and actuals
• Complete internal invoicing recharging costs between different divisions

• Lead the Finance Workstream for Special projects
• Strategic partnering with project leads to budget, forecast and present monthly financial reporting to each stakeholder group for the relevant project
• Reconciliation of actuals and alignment with forecast
• Governance, Compliance & Assurance
• Act as an Independent Assessor for RIC Testing
• Ensure full compliance with Siemens Energy regulations, IFRS, local statutory requirements, and internal finance guidelines
• Support external audits and provide ad‑hoc reporting as required

• SAP Preferred
• MS Office (Excel, PowerPoint, Word, Outlook)
• Excellent verbal & written communication
• IFRS reporting & accounting guidelines
• CIMA/ACCA Qualified

• Strong experience in financial/management accounting, budgeting, and controlling
• Working knowledge of finance processes
• Experience collaborating with cross‑functional and international teams

• Analytical and detail‑oriented
• Strong organisational and prioritisation skills
• Ability to explain financial insights to non‑finance stakeholders
• High level of integrity and commitment to compliance
• Interest in digitalisation and process improvement

• 26 days holiday, increasing to 29 days with time served
• Access to a flexible benefits portal, including private medical cover and cycle‑to‑work schemes
• A class‑leading adjustable pension scheme
• Career development and continuous learning opportunities
• The chance to work on pioneering projects shaping the future of energy