Backend Engineer

Salt Search; Greater London; On-site; GBP 72,000 - 120,000; Full time

Benefits offered by this job

Up to £120k salary + early-stage equty

Challenging engineering problems with:

Flexible holidays, team events andprem

High-impact role with genuineTechnical

Job summary

Salt Search is seeking a Backend Software Engineer to build and scale the core services powering our AI platform. Design scalable backend services using Go and Python, and own features end to end while collaborating with ML, frontend and infrastructure engineers.

Expect to work on APIs, databases and large-scale data pipelines, with cloud experience (AWS) and orchestration tools like Kubernetes. Office-based in London with WFH flexibility and opportunities to impact AI-driven systems.

Qualifications

• 4-5+ years backend experience with Go or Python
• Experience building scalable APIs, databases and distributed systems
• Cloud experience, AWS preferred; Kubernetes, Pulumi or Grafana advantageous
• Experience developing production systems at scale
• Startup/scale-up or high-growth tech background preferred
• Strong ownership, problem-solving and communication skills

Responsibilities

• Design and develop scalable backend services using Go 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

Skills

Go

Python

APIs

Databases

Distributed systems

Cloud experience

Technical ownership

Communication

Tools

Kubernetes

Pulumi

Grafana

AWS

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 talentedBackend Software Engineer to build and scale the core services powering their AI platform.

Responsibilities

• Design and develop scalable backend services usingGolang 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, ideallyGo 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