Integration Developer

Company: Oscar
Apply for the Integration Developer
Location: Greater London
Job Description:

Integration Developer / Platform Engineer | £550 p/d (Inside IR35) | London | 2 days on site | 6 months (strong possibility of extension)

We’re looking for a skilled Integration Developer / Platform Engineer to help build and scale our integration landscape across a mix of SaaS solutions and internally developed systems. This role is ideal for someone who enjoys working with APIs, automation, and modern infrastructure practices to deliver secure, high-performing integrations.

What You’ll Be Doing

  • Build and maintain integrations between cloud-based platforms and internal applications
  • Publish, configure, and manage APIs within an API Management platform
  • Oversee the full API lifecycle, ensuring strong governance, performance, and security
  • Develop automation tools and services using .NET technologies
  • Define and manage infrastructure using Infrastructure as Code (IaC), primarily with Terraform
  • Work closely with engineering and business teams to deliver reliable, scalable integration solutions

What We’re Looking For

  • Proven experience working with API Management platforms and API lifecycle processes
  • Strong background in integrating third‑party SaaS products with internal systems
  • Hands‑on experience with Terraform or similar Infrastructure as Code tools
  • Good understanding of REST APIs, authentication methods, and security principles

Bonus Points If You Have

  • Experience with Azure API Management or comparable platforms
  • Familiarity with CI/CD pipelines and DevOps ways of working
  • Exposure to cloud environments, ideally Microsoft Azure

We’re excited to work with someone passionate about building robust integrations and enjoying a collaborative, forward‑thinking environment.

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Posted: April 14th, 2026