Senior Software Engineer C# Python AI

Salary: £40,000 - 70,000 per year

Requirements

• Strong backend software engineering skills with C# and/or Python
• Strong knowledge of Computer Science fundamentals, including OOP, multithreading, design patterns, and system design
• Understanding of frontend quality and how to ensure connectivity between frontend and backend systems; React or Angular skills preferred
• Good understanding of cloud-native architectures, including Azure and/or AWS
• Experience with event-driven systems, microservices, CI/CD, Terraform, Kubernetes, and Docker
• Keen to use and adopt AI into processes and products, with understanding of milestone development and good system design
• Collaborative with strong communication and problem-solving skills
• Ideally experience in a start-up or small team environment

Responsibilities

• Work as an individual contributor on backend and cloud-native development
• Help build the technology platform behind a diverse portfolio of insurance products used across international businesses
• Explore how AI can improve engineering productivity and the products themselves
• Use tools such as Claude alongside strong software design principles, patterns, and engineering best practice
• Influence architecture, engineering practices, and how AI is embedded into the software development lifecycle

Technologies

• AI
• AWS
• Angular
• Azure
• Backend
• C#
• CI/CD
• Cloud
• Docker
• Embedded
• Frontend
• Kubernetes
• OOP
• Python
• React
• Terraform
• microservices

More

You could be joining a global reinsurance group with a small, agile technology team focused on greenfield development. The role is based in London, with three days a week in plush City offices featuring an onsite gym and barista, and flexibility to work from home for the remaining two days. The package includes salary up to 100k, bonus, pension, income protection, life assurance, critical illness cover, employee assistance programme, company share scheme, enhanced paternity leave and benefits, wellness perks such as free PT sessions, massages, medical and dental health insurance, 25 days holiday, kids pass discounts, a smart tech scheme, volunteering and charity days.

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