This role will take a lead on projects and initiatives to develop and enhance financial systems and processes. The role acts as the finance custodian for the financial systems which underpin the monthly financial close process. This includes raising tickets for system performance, interrogation of systemic accounting data, and the testing and implementation of system updates. They will work closely with IT and the system supplier, as well as Reserving Actuaries, FPandA, Reinsurance, and other Finance functions.The following are "must-have" requirements:Posting journals / preparing accounts for technical insurance balances: GWP, CWP, UPR, DAC, claims (paid, case, IBNR), plus ideally reinsurance premium and recovery balancesExceptional problem-solving skills digging deep into these balances in the ledger, sub-ledger and source systems to understand and analyse variances right down to individual policy, treaty and claims level; working collaboratively with actuaries, reinsurance and IT to resolve data queriesExperience of performing detailed technical reconciliations between systems and datasets in respect of these technical insurance balancesDetailed involvement and leadership in systems projects, implementations and transformations involving ledger and financial data, with hands-on experience of design requirements, UAT and audit trailOther skills we are looking for:Technical understanding with the front-end and back-end (ideally SQL) of systemsTop notch advanced Excel skills,