Senior Business Financial Analyst

Inside
IR35

• You enjoy translating finance needs into clear, buildable requirements.
• You are comfortable working with Finance, Actuarial, Data and Technology teams.
• You care about accurate accounting, strong controls, and reliable reporting.
• You thrive in complex change and like bringing clarity.
• You want to help modernise how Finance works at scale.

We’re modernising Aviva’s Individual Annuities finance architecture through Project Thames. You’ll help define and validate finance and data requirements across multiple work streams. You’ll connect Finance SMEs, Actuarial, Data Platform and vendor teams. You’ll support design, testing and readiness to protect accurate financial outcomes. You’ll deliver clear artefacts and help land robust, compliant future‑state processes.

• Elicit, challenge, and document finance requirements across the programme.
• Define data mappings, lineage, controls and reconciliations.
• Validate designs and impacts on the Finance TOM and reporting.
• Work closely with build, test and readiness teams.
• Manage dependencies and facilitate cross‑workstream collaboration.

• Strong knowledge of Finance processes in insurance or financial services.
• Experience with accounting flows, journals, reconciliations and controls.
• Data analysis skills: mapping, lineage, validation and reporting.
• Proven delivery in multi‑system transformation programmes.
• Clear, confident communication with Finance, Actuarial, Data and technical teams.

• Exposure to IFRS
  17 and IFRS
  9.
• Experience with policy admin systems and actuarial model integration.
• Vendor solution design, accounting systems or payments integrations.
• Creating high‑quality NFRs, process flows and functional specifications.
• Testing experience across SIT, UAT or end‑to‑end cycles.

• A collaborative team that values learning and knowledge sharing.
• Flexible working to balance life and delivery.
• Opportunities to shape best practice for future Finance processes.

We’re inclusive and welcome everyone – we want applications from all backgrounds and experiences. Excited but not sure you tick every box? Even if you don’t, we encourage you to apply. We also consider all forms of flexible working, including part‑time and job shares

We flex locations, hours and working patterns to suit our customers, business, and you. Most colleagues are smart working, spending at least 50% of their time in our offices

To apply, please submit your application directly through this platform or send your CV and time availability to