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Temporary/Casual
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Backend Engineer

SaltSouth East London, London🇬🇧United KingdomPosted 12 Oct 2026

Quick Overview

Salary
£120k/yr
Seniority
Mid Senior
Employment type
Temporary/Casual
Work mode
Remote
Location
South East London, London, United Kingdom
Posted
Yesterday
AWSMachine LearningComputer VisionGoGrafanaKubernetesPulumiPython

Job Description

A rapidly growing, well-funded AI technology company revolutionising video intelligence through computer vision, machine learning and cloud-native technology.

They're seeking a talented Backend Software Engineer to build and scale the core services powering their AI platform.

Responsibilities

  • Design and develop scalable backend services using Golang and Python.
  • Build and optimise APIs, databases and large-scale data pipelines.
  • Develop reliable distributed systems handling significant traffic and data volumes.
  • Improve performance, scalability, observability and infrastructure efficiency.
  • Own features end to end, collaborating with ML, frontend and infrastructure engineers.

Requirements

  • Strong backend engineering experience, ideally Go or Python (other languages considered).
  • Experience building scalable APIs, databases and distributed systems.
  • Cloud experience, ideally AWS; Kubernetes, Pulumi or Grafana advantageous.
  • Experience developing production systems at scale.
  • Ideally a startup, scale-up or high-growth technology background.
  • Strong technical ownership, problem-solving and communication skills.

Experience: 4-5+ years as a guide, with ability valued over tenure.

Benefits

  • Up to £120k salary + early-stage equity.
  • Challenging engineering problems involving AI and large-scale systems.
  • Flexible holidays, team events and premium development tools.
  • High-impact role with genuine technical ownership.

Working arrangement: Primarily office-based in Old Street, with occasional WFH flexibility.

*Rates depend on experience and client requirements

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