Senior Model Development Actuary

Senior Model Development Actuary

Date Posted: 02/10/2025

Location: London

Job Type: Full time

About the role

We have an exciting opportunity for a Senior Model Development Actuary to join our Retail Actuarial & Reinsurance (RAR) team. This role supports a major transformation programme, modernising our pricing system and actuarial models to ensure that our Retail products can be priced quickly and accurately.

This is a great opportunity to work with Python and software engineering, grow your knowledge and experience, and shape, build, and assist in the deployment of a longer-term, data-led build that supports the ambitious growth plans for our Retail business.

Key Responsibilities

• Support the development and maintenance of pricing systems and models in Retail Actuarial, including the development of systems to make them more efficient, automated, and robust.
• Identify and specify pricing system developments needed to support all Retail products and improve the operational efficiency and capability of the team.
• Ensure pricing models are tested and documented fully and comply with the Group Model Risk policy.
• Contribute to the maintenance of coding standards for Retail models, in line with any Group standards, and develop code in-line with these standards.
• Collaborate with the Engineering and Architecture teams to ensure the interoperability of the pricing models within the wider Retail systems architecture.
• Act as a senior member of the Retail Model Development team, reviewing the work of more junior members and providing feedback when required.
• Collaborate closely with the wider RAR and engineering teams to gather requirements and specifications for platform and tool development, testing, and validation.

Skills and Experience

• Part qualified or qualified FIA, FFA or equivalent.
• Degree in a mathematical subject, or computer science or equivalent.
• Significant experience gained in the life insurance industry, with a focus on actuarial modelling.
• Significant experience building models in Python, utilising Git.
• Excellent IT skills, particularly in Excel and Python programming.
• Excellent attention to detail with a curiosity and drive to understand complex systems.
• Experience with IT development processes and delivery lifecycles; development methodology; release strategy and configuration management; development tools, and applications across full project lifecycles.
• Experience with DevOps tools and practices including CI/CD pipelines, version control, and test automation (desirable but not essential).
• Experience developing in alignment with core non-functional requirements including performance, security, maintainability, and observability (desirable but not essential).

Company Benefits

• A competitive salary, pension scheme, and life assurance.
• 25 days annual leave plus an additional day for your birthday.
• Private medical cover and income protection.
• A generous and highly achievable bonus scheme, paid annually based on individual and company performance against targets.
• Opportunity to progress within your career both in-role and within the company.
• Free access to the Headspace App and a 24/7 Employee Assistance Helpline.
• A variety of employee-funded benefits available via our Online Benefits Portal.
• Several additional purchase options available for you and your loved ones.

Why Just?

At Just, you’ll have the opportunity to develop your career while making a difference to the lives of those around you. You’ll be part of a company with a strong and distinctive culture – we’re ambitious, curious, and collaborative. Every decision we make centres around being Just and delivering the best outcomes for our customers.

We’re committed to building a more sustainable business and are working hard to make progress against our Net Zero targets. We value diversity of thought and foster a sense of belonging, which is critical to our business success.

Our work on Diversity, Equity, Inclusion, and Belonging aims to deliver a brilliant employee experience underpinned by a sense of belonging, where our people feel proud to work at Just.

Apply Now