Mid-Level Backend Engineer — Build Scalable Ad Platform

Jobtailor; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

Jobtailor in London, UK, is seeking an experienced backend or full-stack engineer to design and build reliable, scalable features with minimal supervision. You will participate in architectural discussions and ensure performance, security, and reliability across components.

You will collaborate with Product, UX, and Data/BI to deliver end-to-end solutions, write tests, automate deployments, and help release and maintain our advanced advertising platform, including client bidding and real-time

Qualifications

• 4+ years of software engineering experience as backend or full-stack engineer with React, NodeJS, or Typescript.
• Experience with APIs, data flows, CI/CD pipelines, and monitoring.
• Ability to balance technical excellence with pragmatic delivery.

Responsibilities

• Design and build reliable, scalable features with minimal supervision.
• Contribute to architectural discussions and code reviews.
• Ensure performance, security, and reliability in components.
• Write tests and automate deployments.
• Collaborate with Product, UX, and Data/BI to deliver end-to-end solutions.
• Capture data and metrics on product success to drive improvements.
• Support release and maintenance of the advanced advertising platform.

Skills

React

NodeJS

Typescript

CI/CD

Kubernetes

AWS

Terraform

Jenkins

Postgres

SQL

Grafana

Tools

Terraform

Jenkins

Postgres

SQL

Grafana

Job description

Jobtailor in London, UK, is seeking an experienced backend or full-stack engineer to design and build reliable, scalable features with minimal supervision. You will participate in architectural discussions and ensure performance, security, and reliability across components.

You will collaborate with Product, UX, and Data/BI to deliver end-to-end solutions, write tests, automate deployments, and help release and maintain our advanced advertising platform, including client bidding and real-time