Cloud Engineer – FinTech Startup

Company: Quant Capital
Apply for the Cloud Engineer – FinTech Startup
Location: London
Job Description:

Overview

As a Cloud Engineer you will own the day-to-day operation and security of AWS-hosted platforms, driving cost and complexity reductions while ensuring reliability. You’ll work with cross-functional teams on technical projects and provide SME guidance, with on-call incident support and strict change/release discipline. The role sits in a fintech context focused on secure, scalable cloud infrastructure, offering opportunities to influence architecture and incident response at scale.

Pay / Benefits

  • remote work
  • open, relaxed culture
  • informal dress code
  • central London base with remote arrangement
  • opportunity to work on fintech-scale infrastructure
  • competitive compensation up to 85,000

Responsibilities

  • Maintain and secure AWS-hosted platforms and services
  • Lead cost, complexity and instability reduction in cloud infrastructure
  • Provide SME guidance to internal support and development teams
  • Ensure monitoring, security and availability of cloud systems
  • Design and implement security controls across core IT technologies
  • Adhere to change control and release management processes
  • Support major incidents and problem management; participate in on-call rotations
  • Provide knowledge transfer and support to other teams

Key requirements

  • Operational support and design of AWS IaaS/SaaS platforms
  • Automation experience with CloudFormation and Ansible (or similar)
  • Linux and Microsoft system administration including patching, securing, and monitoring
  • CI/CD pipeline management understanding
  • Networking, security, and related infrastructure knowledge
  • Web delivery topologies including IIS
  • Clear communication and SME advisory capability
  • ability to work with cross-functional teams
  • problem-solving and analytical mindset
  • AWS IaaS/SaaS platforms
  • CloudFormation
  • Ansible (or similar)

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Posted: October 1st, 2026