Senior Actuary

Senior Actuary

Full-Time 60000 - 80000 £ / year (est.) No working from home possible
Willis Re (UK) Limited

At a Glance

  • Tasks: Design and build analytical tools, support bespoke reinsurance programmes, and mentor junior analysts.
  • Company: Leading reinsurance brokerage with a focus on innovation and client impact.
  • Benefits: Competitive salary, professional development, and a collaborative work environment.
  • Other info: Opportunity to work with emerging technologies and contribute to impactful projects.
  • Why this job: Join a dynamic team and make a real difference in the reinsurance industry.
  • Qualifications: Fully qualified actuary with experience in reinsurance and strong analytical skills.

The predicted salary is between 60000 - 80000 £ per year.

We are seeking a commercially minded and technically rigorous Qualified Actuary to join our UK Analytics team within a leading reinsurance brokerage. The position is client‑facing and combines actuarial insight with real‑world commercial experience, supporting the design, structuring, and execution of sophisticated reinsurance solutions across multiple lines of business.

Key Responsibilities

  • Design and build market‑leading analytical tools and methodologies that improve pricing accuracy, workflow efficiency, and client‑facing outputs.
  • Serve as a strategic advisor to clients, providing deep actuarial insight into portfolio performance, risk dynamics, and optimal reinsurance structures.
  • Support the development of bespoke reinsurance programmes that meet client‑specific objectives across risk mitigation, capital relief, and volatility management.
  • Apply actuarial methods to price treaty reinsurance across a range of perils and lines, leveraging exposure data, loss experience, and catastrophe model outputs.
  • Produce and present benchmark analyses that inform negotiations and enhance the credibility of placement strategies with reinsurers.
  • Partner closely with brokers to craft analytical placement narratives and support reinsurer engagement during the marketing and negotiation process.
  • Adapt modelling outputs and performance indicators to strengthen our value proposition and differentiate our offering in a competitive market.
  • Mentor junior analysts and actuarial trainees, supporting their technical development and ensuring delivery excellence across the team.
  • Conduct peer reviews and support the broader capability‑building agenda of the analytics function.
  • Develop trusted relationships with brokers, clients, reinsurers, and internal stakeholders, serving as a critical link between technical insight and commercial strategy.
  • Contribute actuarial leadership to RFP responses, new business pursuits, and long‑term client engagement strategies.

Essential Qualifications & Experience

  • Fully qualified actuary (ACAS, FCAS) with significant post‑qualification experience in reinsurance, insurance, or advisory.
  • Bachelor’s degree in Actuarial Science, Economics, Mathematics, Statistics, or a related field.
  • Deep understanding of treaty reinsurance pricing approaches and portfolio analytics, including experience with exposure rating across multiple lines of business.
  • Experience and familiarity working across multiple lines of business (Property, Casualty, Marine & Energy, Cyber, Credit & Political Risk, or similar classes).
  • Familiarity with catastrophe model interpretation and integration of technical outputs into reinsurance structuring.
  • Strong grasp of market dynamics and client decision‑making processes within the reinsurance value chain.
  • Demonstrated ability to communicate complex actuarial concepts clearly to senior stakeholders and non‑technical audiences.
  • Ability to manage multiple ongoing, complex projects and maintain contact with involved parties, internal or external.
  • Collaborative team player who thrives in a multi‑disciplinary environment.
  • Adaptable, solutions‑focused, and energized by variety and pace.
  • Committed to continuous learning, innovation, and client impact.
  • Proficient in Excel and actuarial modelling tools; working knowledge of coding languages (Python) or data visualisation platforms (PowerBI, Tableau) is an advantage.
  • Working knowledge of stochastic RI pricing tools; working knowledge of Igloo is an advantage.
  • Good understanding of emerging technologies, including AI, Data Science, Generative AI, and data ingestion, to identify development opportunities.

Equal Opportunity Statement

We provide equal opportunity to all qualified individuals regardless of race, colour, religion, age, gender, gender expression, national origin, veteran status, disability, orientation, or any other legally protected categories. If you have a need that requires accommodation, we will be happy to work with you.

Senior Actuary employer: Willis Re (UK) Limited

Join a leading reinsurance brokerage that values innovation and collaboration, offering a dynamic work environment in the heart of the UK. As a Senior Actuary, you will not only leverage your technical expertise but also enjoy opportunities for professional growth through mentorship and client engagement. With a commitment to continuous learning and a diverse, inclusive culture, this role provides a unique chance to make a meaningful impact while working alongside industry experts.

Willis Re (UK) Limited

Contact Details:

Willis Re (UK) Limited Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior Actuary

Tip Number 1

Network like a pro! Reach out to your connections in the reinsurance industry and let them know you're on the lookout for opportunities. Attend industry events or webinars to meet potential employers and make a lasting impression.

Tip Number 2

Showcase your expertise! Prepare a portfolio of your past projects and achievements that highlight your actuarial skills and commercial insights. This will help you stand out during interviews and demonstrate your value to potential employers.

Tip Number 3

Practice your pitch! Be ready to explain complex actuarial concepts in simple terms. This is crucial when talking to clients or non-technical stakeholders, so rehearse how you'd communicate your insights effectively.

Tip Number 4

Apply through our website! We love seeing candidates who take the initiative. Make sure to submit your application directly on our site to ensure it gets the attention it deserves. Plus, it shows you're genuinely interested in joining our team!

We think you need these skills to ace Senior Actuary

Qualified Actuary (ACAS, FCAS)
Actuarial Science
Reinsurance Pricing Approaches
Portfolio Analytics
Exposure Rating
Catastrophe Model Interpretation
Market Dynamics Understanding

Some tips for your application 🫡

Tailor Your CV:Make sure your CV reflects the specific skills and experiences that match the Senior Actuary role. Highlight your qualifications, especially your post-qualification experience in reinsurance and any relevant projects you've worked on.

Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Use it to explain why you're the perfect fit for our UK Analytics team. Mention your understanding of treaty reinsurance pricing and how you can contribute to our client-facing initiatives.

Showcase Your Technical Skills:Don’t forget to mention your proficiency in Excel, actuarial modelling tools, and any coding languages like Python. We love seeing candidates who are up-to-date with emerging technologies, so if you have experience with AI or data visualisation platforms, shout about it!

Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows you’re keen on joining our team at StudySmarter!

How to prepare for a job interview at Willis Re (UK) Limited

Know Your Numbers

As a Senior Actuary, you'll need to demonstrate your deep understanding of treaty reinsurance pricing and portfolio analytics. Brush up on your technical knowledge and be ready to discuss specific methodologies you've used in the past. Prepare examples that showcase your analytical skills and how they’ve led to successful outcomes.

Showcase Your Client-Facing Skills

This role is client-facing, so it's crucial to highlight your experience in communicating complex actuarial concepts to non-technical audiences. Think of instances where you’ve successfully advised clients or collaborated with brokers. Be prepared to discuss how you build trusted relationships and support strategic decision-making.

Demonstrate Adaptability

The reinsurance landscape is ever-changing, so show that you can thrive in a fast-paced environment. Share examples of how you've adapted your approach to meet client-specific objectives or tackled unexpected challenges. Highlight your commitment to continuous learning and innovation in your field.

Prepare for Technical Questions

Expect to face technical questions related to actuarial methods, catastrophe models, and data analysis tools. Familiarise yourself with the latest technologies and tools mentioned in the job description, like Python and PowerBI. Being able to discuss how you’ve applied these in real-world scenarios will set you apart from other candidates.