Lead Backend Engineer: Python & AWS API

M+C Saatchi Group; Greater London; Hybrid; GBP 45,000 - 65,000; Full time

Job summary

A leading global communications firm based in London is seeking a Software Developer Back End to design scalable APIs and data systems. You will lead a small team focusing on customer-facing APIs and data ingestion pipelines while ensuring adherence to best practices in delivery and cloud infrastructure. The ideal candidate has extensive experience with Python, FastAPI, and AWS services. This full-time role offers a hybrid working environment and competitive benefits.

Benefits

27 days holiday

Pension contributions

Private healthcare

Cultural stimulation allowance

Volunteering leave

Payroll Giving Scheme

Employee engagement events

Qualifications

• Strong experience with Python and production FastAPI services.
• Proficient in SQL, including schema design and query performance tuning.
• Hands-on expertise with AWS services such as ECS, Lambda, S3, and RDS.

Responsibilities

• Design, build, and operate Python/FastAPI-based API services deployed on AWS ECS.
• Develop and optimize ETL pipelines for reliable data ingestion.
• Provide technical leadership and coordinate delivery with product and data teams.

Skills

Python

FastAPI

SQL

AWS services

ETL pipeline development

Leadership and mentoring

CI / CD practices

Tools

Docker

Airflow

dbt

Job description

A leading global communications firm based in London is seeking a Software Developer Back End to design scalable APIs and data systems. You will lead a small team focusing on customer-facing APIs and data ingestion pipelines while ensuring adherence to best practices in delivery and cloud infrastructure. The ideal candidate has extensive experience with Python, FastAPI, and AWS services. This full-time role offers a hybrid working environment and competitive benefits.