Head of Finance

Head of Finance

Location: Abingdon (OX14 1RL)

At Trinity Fire & Security were more than just experts in safety and security were a supportive team with a shared purpose: protecting what matters most to our customers.

Were looking for a Head of Finance who will act as the senior finance lead for Trinity combining strong financial control with proactive commercial insight and business this role you will support operational and strategic decision-making across installation projects service contracts and maintenance activities while ensuring robust reporting governance and scalable finance processes.

This is a hands-on leadership role suited to a commercially minded finance professional who can both run an effective control function and influence performance across the wider business.

This role is a full time permanent role based from our Abingdon office but will involve weekly travel to visit team members in Exeter.

What you will be doing:

Commercial Performance & Business Partnering

• Partner with the Managing Director and operational leaders to improve financial performance profitability and cash generation

• Provide forward-looking insight through budgeting forecasting and KPI analysis

• Support pricing tendering and contract decisions with robust financial analysis and challenge

• Translate financial information into clear actionable insights for non-financial stakeholders

Financial Control & Reporting

• Oversee both shared service and directly managed resources including general ledger billing month-end processes accounts payable and credit control activities

• Ensure accurate accounting for project and contract-based revenue including WIP accrued income and revenue recognition

• Prepare review reconcile and sign off monthly management accounts and financial packs including P&L balance sheet cash flow KPIs and variance analysis

• Manage cash flow credit control and supplier payments

• Lead the year-end audit process and act as primary contact for auditors accountants and tax advisors

Systems Process & Transformation

• Support the transition and integration of finance systems and reporting tools

• Lead improvements to processes controls and data quality to enable scalability and efficiency

Leadership

• Lead mentor and develop the finance team fostering a high-performance collaborative and service-oriented culture

What were looking for:

• Significant experience in a senior finance leadership role (e.g. Head of Finance Finance Manager Financial Controller or similar)

• Strong understanding of project accounting WIP contract revenue recognition and cash flow management

• Demonstrable experience driving commercial performance not just financial reporting

• Experience improving systems processes or supporting finance transformation initiatives

• Strong Excel and ERP/accounting system experience

• Ability to influence and challenge senior stakeholders constructively

• Confident communicator with the ability to explain financial concepts clearly

• An analytical and insight-driven leader with a focus on outcomes

• Resilience and adaptability in a fast-paced evolving environment

• Professional accounting qualification (ACCA CIMA ACA or equivalent)

• Experience partnering with operational or project-based businesses such as construction engineering facilities management or fire & security services is highly desirable

What we can offer:

• A competitive salary

• Car allowance

• 23 days annual leave (increasing with service) plus bank holidays

• Pension scheme

• Life Assurance

• Access to our employee discount programme savings at over 800 national retailers

• Employee assistance and wellbeing programme

• Employee referral scheme

Equal Opportunities in Practice

We are committed to equality of opportunity for all staff and applications from individuals are encouraged regardless of age disability sex gender reassignment sexual orientation pregnancy and maternity race religion or belief and marriage and civil partnerships.

Security Vetting

It is an industry requirement that successful candidates / future employees undergo security vetting. Offers of employment are subject to satisfactory vetting and may be withdrawn if the required standards are not met.

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