Backend Software Engineer Python FastAPI SQL

Backend Software Engineer / Developer (Python FastAPI SQL) London to £95k

Are you a data centric Backend Software Engineer with strong Python, SQL and FastAPI skills?

You could be progressing your career in a senior, hands‑on role at a fast growing, global Insurance Underwriting technology provider that focusses on developing a complex SaaS calculation platform for rapidly growing Cyber Security insurance markets.

• Salary to £95k + bonus
• 25 days holiday
• Private Medical Insurance (including dental and optical cashback)
• Life Insurance, Income Protection
• Pension
• Subsidised gym membership
• X4 paid volunteering days per year
• Season ticket loan
• Employee Assistance Programme
• Impactful role with great career progression

As a Backend Software Engineer you will design and develop data centric backend services for the core platform with a focus on Python coding and building FastAPIs within an Azure environment with Databricks. You'll participate in the design and implementation of advanced mechanisms for data ingestion, transformation, mass parallel orchestration of network IO and will model data for a variety of purposes.

You'll also collaborate with the Infrastructure Team to maintain Infrastructure as Code and develop new features on the engineering platform.

There's a hybrid work from home model with three days a week in the high spec London, City office with rooftop bar.

• You have strong Python backend software engineering skills
• You have experience of building FastAPIs
• You have a good knowledge of public cloud services; they’re using Azure but experience with AWS or GCP is fine
• You have experience of working with data at scale and strong SQL skills
• You have a good understanding of IaC, Terraform experience preferred
• You’re comfortable using AI and agentic ways of working to enhance the code you build
• You’re commercially aware
• You’re collaborative and pragmatic with great communication skills

Apply now to find out more about this Backend Software Engineer / Developer (Python FastAPI Data Azure) opportunity.

At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.