Actuarial Summer Internship

With a company culture rooted in collaboration, expertise and innovation, we aim to promote progress and inspire our clients, employees, investors and communities to achieve their greatest potential. Our work is the catalyst that helps others achieve their goals. In short, We Enable Possibility℠.

2026 Actuarial Summer Internship

Role

8-week paid summer internship

Location

London

Department

Actuarial

Duration

Monday 22nd June 2026 – Friday 14th August 2026

About Arch Insurance International

• Arch Insurance International, part of the Arch Capital Group, is a market-leading insurer located in the UK. We provide a range of property, casualty, and specialty insurance for corporations, professional firms, and financial institutions across the UK, Europe and Internationally, with a significant presence in the Lloyd’s and London Underwriting market.

• Arch Insurance recognises the need to be a digital insurer and as such has shifted focus from traditional technology initiatives to agile driven digital initiatives, leading the commercial & specialty insurance space. Arch offers an entrepreneurial work environment that empowers the individual and encourages constant learning and growth.

• People are at the centre of everything we do at Arch, and we are passionate about investing in the future talent of the insurance industry and providing early career paths where everyone can thrive. Our range of UK early careers programmes include summer internships, commercial insurance apprenticeships and graduate programmes.

Summer Internship Programme

The Actuarial Summer Internship is an 8-week paid opportunity, targeted at students entering the penultimate year of their undergraduate education.  This will be an opportunity for the intern to embed themselves into the Actuarial department within Arch to obtain knowledge and professional skills, whilst gaining a comprehensive understanding of the distinct roles within the team.

Key Tasks & Responsibilities will include:

• Assisting in a variety of analyses, including claims reserving, pricing investigations and capital modelling.

• Process mapping and documentation.

• Attending meetings with a range of stakeholders across the business.

• Working with the development team to enhance automation across Actuarial.

• “Deep dive” reviews into specific areas of business and regulatory interest.

• Other ad-hoc tasks as required by the team.

Summer Internship Programme – Skills Developed

Throughout the Summer Internship Programme, you will receive comprehensive training and support, to develop the following skills:

• Communication & Negotiation Skills – ability to adapt your communication style for a variety of audiences.

• Commercial Thinking – Understanding of the insurance market and its customers.

• Regulatory and Compliance awareness.

• Teamwork – ability to work as part of a team

• Organisational discipline with ability to work independently using imitative and without guidance

• Ability to build and maintain both internal and external professional relationships

• Strong programming skills such as Python

• Strong knowledge of MS Excel

• Proficient interpersonal, written, and oral communication skills, in addition to attention to detail and ability to work under pressure.

Qualifications & Experience

• Expected/achieved minimum 2:1 classification in any Mathematics, Actuarial or related degree discipline

Arch seeks candidates who have excelled in previous work experience, demonstrated outstanding academic and extracurricular achievement, possess strong analytical, quantitative, and interpersonal skills, and are enthusiastic about the insurance industry.

Key Dates

• Monday 6th October 2025: Application window opens

• Friday 30th January 2026: Application window closes

• Successful applicants will be contacted no later than Friday 6th February 2026 and invited to an online interview

• Monday 9th February – Friday 20th February 2026: Online interviews

• Successful candidates will be sent offers week commencing 23rd February 2026

• Monday 22nd June 2026 – Friday 14th August 2026: Summer Internship

Do you like solving complex business problems, working with talented colleagues and have an innovative mindset? Arch may be a great fit for you. If this job isn’t the right fit but you’re interested in working for Arch, create a job alert! Simply create an account and opt in to receive emails when we have job openings that meet your criteria. Join our talent community to share your preferences directly with Arch’s Talent Acquisition team.

14101 Arch Europe Insurance Services Ltd