Onlano
Backend DevelopmentOnsite

Senior Backend Software Engineer (API & Cloud)

AMS CWS - Company

Edinburgh, Scotland, ๐Ÿ‡ฌ๐Ÿ‡ง United KingdomFull-time - Senior (4-7 years)0 applicantsCloses Jun 15, 2026

Salary

GBP 88,899 - 88,899 / year

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Job description

Role overview

AMS CWS partners with a major UK retail bank to deliver backend engineering solutions for their banking platforms. This role focuses on designing, building, and maintaining scalable APIs and cloud-native architectures to support 17+ million customers.

We enable organizations to adapt to workforce changes through interim and temporary resources. This senior position requires expertise in cloud infrastructure, API development, and collaboration with cross-functional teams.

Responsibilities

  • Design and implement high-performance cloud-based APIs
  • Develop scalable backend systems for banking operations
  • Collaborate with frontend teams to integrate services
  • Optimize existing API architectures for reliability
  • Mentor junior engineers in cloud best practices

Requirements

  • 4+ years backend development experience
  • Expertise in cloud platforms (AWS/Azure)
  • Strong REST API design and implementation skills
  • Proficiency in modern programming languages
  • Experience with DevOps tools and CI/CD pipelines

Benefits

  • Competitive salary with performance bonuses
  • Professional development budget
  • Flexible working hours
  • Health and wellness package

Keywords

APICloudBackendSoftware EngineeringMicroservicesRESTAWSAzureDevOpsScalability