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Python DevelopmentOnsite

Python Developer - FastAPI, SQL & Databricks

Client Server - Recruiter

London, UK, ๐Ÿ‡ฌ๐Ÿ‡ง United KingdomFull-time - Senior (4-7 years)0 applicantsCloses Jun 21, 2026

Salary

GBP 95,000 - 95,000 / year

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Job description

Job details

  • Location: London, UK
  • Work mode: Onsite
  • Employment type: Full-time (Not an internship)
  • Salary: GBP 95,000 per year

Role overview

Client Server is hiring a Senior Python Developer with expertise in FastAPI, SQL, and Databricks to join a fast-growing global Insurance Underwriting technology provider in London. This hands-on backend role focuses on building and scaling a complex SaaS calculation platform serving the rapidly expanding Cyber Security insurance market. The position offers excellent progression opportunities for data-centric engineers who want to work on sophisticated, high-impact systems.

Job details

This is a Full-time, Onsite position based in London, UK. The salary is ยฃ95,000 per year plus performance bonus. You will work with cutting-edge technologies including FastAPI for API development, SQL for data manipulation, and Databricks for large-scale data processing. The role requires strong backend engineering skills and a passion for building scalable, data-driven insurance technology solutions.

Responsibilities

  • Design and develop backend services using Python and FastAPI
  • Build and optimize complex data pipelines with Databricks
  • Write efficient SQL queries for data processing and analysis
  • Develop scalable SaaS calculation platform for insurance underwriting
  • Collaborate with cross-functional teams on technical architecture
  • Maintain and improve existing backend systems and APIs

Requirements

  • Strong Python development experience with FastAPI framework
  • Advanced SQL skills for data manipulation and optimization
  • Hands-on experience with Databricks or similar platforms
  • Backend software engineering expertise in data-centric applications
  • Experience building scalable SaaS or enterprise platforms
  • Strong problem-solving skills and attention to detail

Benefits

  • Competitive salary up to ยฃ95k plus bonus
  • 25 days annual holiday
  • Private Medical Insurance
  • Career progression in a fast-growing global company

Keywords

PythonFastAPISQLDatabricksBackendSaaSData EngineeringInsurance Tech