Senior Regulatory Accountant (FTC) in London

About the Role: The Senior Accountant – Regulatory Reporting is a critical finance role responsible for the end-to-end preparation, quality assurance, and timely submission of statutory and regulatory reports for Liberty Mutual Insurance Europe SE (LMIE SE) and its UK branch. This role serves as a key technical specialist within the External Reporting team, ensuring compliance with Solvency II requirements and delivering accurate, audit-ready submissions to the Commissariat Aux Assurances (CAA), Prudential Regulation Authority (PRA), and other European regulators. The Senior Accountant acts as a trusted partner to Risk, Actuarial, and Operations, embedding best-practice controls and driving continuous improvement in reporting policies and processes. The role holder will support the Finance Target Operating Model (FTOM) transformation, contributing to automation / reconciliation, data quality initiatives, and regulatory change implementation to enhance efficiency and insight across LSM's legal entity reporting landscape.

About the Department & Team: Finance at Liberty Specialty Markets (LSM) is a ~ FTE function that delivers:

• Business Partnering: Strategic planning, analysis, and performance reporting across Specialty, Commercial, Reinsurance, and support functions.
• Legal Entity Optimization: Structuring and managing LSM's entity platform to support business strategy in a capital and cost-efficient manner.
• External Reporting: Preparation and submission of statutory, regulatory, tax, and capital reports across a complex legal entity landscape including a Lloyd's syndicate, a European insurance company with a UK branch and multiple service companies and cover holders.
• Group Reporting: Monthly and ad-hoc reporting to Liberty Mutual's US parent on both pillar and legal entity bases.
• Treasury & Investment Management: Cash, investment, and financial risk management, alongside finance operations support.

The External Reporting team is responsible for coordinating financial close, regulatory submissions (including Solvency II QRTs, SFCR, RSR, and PRA returns), and statutory accounts across LSM's entities. The team operates in a fast-paced, deadline-driven environment and is committed to delivering exceptional reporting quality through robust controls, efficient processes, and strong cross-functional collaboration. The team champions continuous improvement and is actively engaged in transformation initiatives to modernize reporting tools and workflows.

Key Responsibilities:

• Regulatory Reporting & Compliance: Prepare and coordinate quarterly and annual Solvency II Quantitative Reporting Templates (QRTs) for LMIE SE and the UK branch, ensuring technical accuracy and regulatory compliance. Contribute to the preparation of the Solvency and Financial Condition Report (SFCR) and Regular Supervisory Report (RSR), including narrative disclosures and quantitative analysis. Execute timely filings via regulatory portals (e.g., EIOPA, Bank of England Gateway, CBI); monitor regulator feedback and resolve queries or rejections promptly and professionally. Maintain current knowledge of Solvency II / Solvency UK, and any other relevant regulatory frameworks; track taxonomy and reporting requirement changes and assess impacts on processes, systems, and controls.
• Controls, Quality Assurance & Audit Readiness: Ensure all regulatory submissions are fully audit-ready by developing processes which include reconciliations, data validations, variance and trend analysis, completeness checks, and formal sign-offs. Respond to internal and external audit queries, regulator requests, and ad-hoc data challenges with accuracy and professionalism.
• Stakeholder Collaboration & Influence: Build and maintain effective working relationships with colleagues in Risk, Actuarial, FP&A, Treasury and Accounting Operations to ensure seamless data flows and coordinated delivery. Influence and challenge cross-functional teams to resolve data quality issues, reconciliation issues, and process bottlenecks, driving accountability and on-time delivery.
• Transformation & Continuous Improvement: Support the Finance Target Operating Model (FTOM) project to modernize regulatory reporting infrastructure, enhance automation, improve data quality, and reduce manual effort. Document processes, controls, and technical guidance to support knowledge transfer and team capability building.

Skills and Experience:

• Technical Competencies: Strong working knowledge of Solvency II (QRTs, SFCR, RSR), UK PRA regulatory returns, and other insurance regulatory submissions. Exposure to Lloyd's reporting beneficial but not critical for this role. Solid understanding of UK GAAP, US GAAP, and Lux GAAP; familiarity with IFRS advantageous. Advanced Excel skills (lookups, pivots, Power Query, macros); strong analytical capability including variance, trend, and root cause analysis. XBRL and taxonomies knowledge highly desirable. Practical experience with SAP or equivalent ERP/ledger systems and reporting platforms.
• Professional Competencies: Exceptional organizational skills with the ability to prioritize competing demands, manage multiple deadlines, and deliver high-quality work under pressure. Clear, concise written and verbal communication skills; ability to present complex technical information to both technical and non-technical audiences, including senior stakeholders, auditors, and regulators. Strong influencing and negotiation skills; able to collaborate effectively across functions and influence without direct authority to achieve shared goals. Structured, logical approach to identifying, analyzing, and resolving issues; proactive growth mindset with a focus on root cause analysis and continuous improvement.
• Experience & Qualifications: Degree educated in Accounting, Finance, or related discipline (or equivalent professional experience). Qualified accountant (ACA, ACCA, CIMA, or equivalent). Approximately 4–5 years of relevant experience in insurance regulatory and/or statutory reporting, with demonstrable exposure to Solvency II, UK PRA returns, and other regulatory frameworks. Proven track record of delivering timely, accurate, and high-quality regulatory submissions and successfully managing auditor and regulator queries. Experience in the UK or pan-European insurance environment is advantageous.
• Tools & Collaboration: Strong IT proficiency across Microsoft Office suite (Word, Excel, PowerPoint). Experience with collaboration platforms (MS Teams, OneNote, SharePoint). Learning agility and adaptability; able to quickly gain proficiency in new systems, tools, and regulatory requirements.

About Liberty Specialty Markets (LSM): Liberty Specialty Markets is part of Global Risk Solutions and the broader Liberty Mutual Insurance Group, which is a leading global insurer. We offer a breadth of world-class insurance and reinsurance services to brokers and insureds in all major markets. Our people are key to our success. That is why "Put People First" is one of the five Liberty values which unite us as a global organisation. We bring this to life for our colleagues through: Offering a vibrant and inclusive environment and committing to their career development. Promoting diversity, equity and inclusion (DEI). Our Inclusion Matters framework and employee-led networks strengthen the diversity of our workforce and our inclusive environment. Reinforcing that collaborating together to share our unique perspectives help us make better decisions, deliver innovative solutions and pursue our ambitious goals. A supportive culture, which includes promoting a healthy work-life balance and working flexibly.