Cloud Engineer

Deloitte - Recruitment; Greater London; On-site; GBP 110,000 - 125,000; Full time

Job summary

Citi is seeking a Cloud Engineer on a 12-month hybrid contract (London/Belfast) to accelerate its cloud transformation. You design, build, and run scalable cloud platforms on AWS and Google Cloud, focusing on reliability and security.

You will implement IaC with Terraform, CloudFormation, and Deployment Manager, automate provisioning, and integrate with CI/CD pipelines while mentoring teammates and upholding SRE practices.

Qualifications

• Proven experience as Cloud/SRE/DevOps engineer at mid/senior level.
• Hands-on with AWS and Google Cloud (GCP).
• IaC experience with Terraform, CloudFormation or Deployment Manager.
• Programming with Python and Go.
• Docker and Kubernetes in production environments.
• Experience CI/CD and cloud security best practices.

Responsibilities

• Design, implement, and manage core cloud infrastructure on AWS and GCP.
• Develop and maintain IaC modules to standardize deployments.
• Automate provisioning, configuration, and management of cloud resources.
• Implement containerization and orchestration with Docker and Kubernetes.
• Operate with SRE mindset: monitoring, incident response, on-call rotations.
• Ensure security, IAM, network controls, and regulatory compliance.
• Integrate cloud provisioning into CI/CD pipelines.
• Document architectures and mentor junior engineers.

Skills

Cloud engineering

DevOps

SRE

AWS

GCP

IaC

Python

Go

Docker

Kubernetes

CI/CD

Networking

IAM

Monitoring

Security

Tools

Terraform

CloudFormation

Deployment Manager

Prometheus

Grafana

Splunk

ELK stack

CloudWatch

Stackdriver

Job description

London, United Kingdom | Posted on 29/07/2026

Cloud Engineer Contract Location: London/Belfast (Hybrid) Contract Duration: 12 months initially (with potential extension) Contract Start Date: Immediate Contract Classification: Inside IR35

Daily Rate breakdown

Traditional Daily Rate: £450

As a Cloud Engineer on the Public Cloudteam, you will be a critical enabler of Citi's cloud transformation journey.Our team is dedicated to evolving Citi's application and data hostingenvironments into an integrated, hybrid multi-cloud ecosystem, primarilyleveraging AWS and Google Cloud. We focus on building, automating, and optimizingthe foundational cloud infrastructure and services that empower developers toinnovate rapidly and securely. In this role, you will design, implement, andmaintain scalable, resilient, and secure cloud platforms and solutions,embodying a "you build it, you run it" philosophy to ensureoperational excellence.

Key Responsibilities

• Cloud Platform Engineering: Design,implement, and manage core cloud infrastructure and services on AWS andGCP, focusing on compute, storage, networking, security, and identitymanagement.
• Infrastructure as Code (IaC): Develop, maintain, and optimize cloud infrastructure using IaC tools suchas Terraform, CloudFormation (AWS), and Deployment Manager (GCP). Createreusable modules and blueprints to standardize deployments.
• Automation & Orchestration: Automate the provisioning, configuration, and management of cloudresources and services. Develop scripts and tools (e.g., Python, Go, Bash)to streamline operational tasks and improve efficiency.
• Containerization & Orchestration: Implement and manage containerization technologies (Docker)and orchestration platforms (Kubernetes, e.g., Amazon EKS, GoogleKubernetes Engine) to support cloud-native application deployments.
• Site Reliability Engineering (SRE): Embrace a "you build it, you run it" mindset. Take ownership ofthe reliability, performance, and availability of the cloud platforms andservices you build. Implement robust monitoring, alerting, and loggingsolutions, and participate in on-call rotations to ensure rapid incidentresponse and resolution.
• Security & Compliance: Implement and enforce cloud security best practices, ensuring compliancewith Citi's policies, industry standards, and regulatory requirements.Configure IAM roles, network security groups, firewalls, and encryption.
• CI/CD Pipeline Integration: Collaborate with development teams to integrate cloud infrastructureprovisioning and management into CI/CD pipelines, enabling automated andcontinuous delivery.
• Documentation & Knowledge Sharing: Create and maintain comprehensive documentation for cloudarchitectures, configurations, and operational procedures. Mentor juniorengineers and contribute to knowledge sharing within the team.

Required Qualifications & Skills

• Proven experience as a Cloud Engineer, DevOps Engineer, or SREin a mid-level or senior capacity.
• Strong hands-on experience with public cloud platforms,specifically AWS and/or Google Cloud (GCP) .
• Infrastructure as Code (IaC) Hands-on Expertise: Demonstrable experience with the following:
• Programming Languages: Python and Go.
• Solid understanding and experience with containerizationtechnologies (Docker) and orchestration platforms (Kubernetes).
• Experience implementing and managing CI/CD pipelines.
• Strong understanding of networking concepts (VPC, subnets,routing, firewalls), security best practices, and IAM in a cloudenvironment.
• Experience with monitoring, logging, and alerting tools (e.g.,Prometheus, Grafana, Splunk, ELK stack, CloudWatch, Stackdriver).
• A strong commitment to Site Reliability Engineering (SRE)principles and practices, including operational ownership.

Preferred Qualifications & Skills

• Public cloud provider certifications (e.g., AWS CertifiedSolutions Architect, AWS Certified DevOps Engineer, Google CloudProfessional Cloud Architect, Google Cloud Professional DevOps Engineer).
• Experience with serverless computing (e.g., AWS Lambda, GoogleCloud Functions).
• Familiarity with configuration management tools like Ansible.
• Experience with database services (relational and NoSQL) in thecloud.
• Knowledge of disaster recovery and business continuitystrategies in a multi-cloud environment.
• Experience with GitOps principles and tools.