IT & Software

Senior DevOps Engineer | London, Hybrid | up to 125k

Source Group International

London · Greater London · United Kingdom

Overview

As a Senior DevOps Engineer, you will help standardise and improve CI/CD pipelines across a large financial-application estate. You’ll design scalable cloud infrastructure, foster secure deployment practices, and partner with engineering teams to raise reliability and delivery standards. Your work will span AWS/Azure, containerisation with Docker and Kubernetes, and infrastructure-as-code, enabling faster, safer software delivery. This role combines development, operations and security in a regulated environment, offering meaningful impact at scale.

Responsibilities
  • Design and operate scalable, highly available cloud infrastructure on AWS and/or Azure
  • Build and maintain CI/CD pipelines, release tooling and deployment automation
  • Implement Infrastructure as Code using Terraform and/or CloudFormation
  • Drive containerisation and orchestration with Docker and Kubernetes (including EKS/AKS)
  • Improve observability with monitoring/logging/alerting (e.g., Prometheus, Grafana, ELK/EFK, CloudWatch)
  • Embed security best practices (IAM, secrets management, patching, vulnerability remediation, secure configuration)
  • Support incident response and on-call rotations with post-incident reviews
  • Collaborate with engineers to raise reliability, performance and delivery standards
Key requirements
  • Significant DevOps/SRE/Platform Engineering experience in regulated environments
  • Proven software development/engineering experience in C#/.NET
  • Strong Linux administration and scripting (Bash; Python preferred)
  • Cloud networking, DNS, load balancing, autoscaling and security controls
  • Hands-on Kubernetes and container build/deploy workflows
  • Knowledge of CI/CD tooling (GitHub Actions, Jenkins, GitLab CI, Azure DevOps)
  • Understanding of SDLC, Git workflows, and automated testing practices
  • Experience implementing compliance-aligned controls (audit trails, least privilege, change management)
  • Ability to troubleshoot complex production issues and improve system reliability
  • Collaboration across cross-functional teams
  • Problem-solving under pressure
  • Strong communication and stakeholder management
  • AWS and/or Azure cloud platforms
  • Terraform and/or CloudFormation
  • Docker and Kubernetes (including EKS/AKS)

Reference: WJ-747_30812457

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