Senior Site Reliability Engineer

Norfolk St, Sheffield City Centre, Sheffield S1 2JE
, UK

Grays Inn Rd, London WC1X 8NH
, UK

Yeovil, UK

Job Title: Senior Site Reliability Engineer

Department: Technology

Location: Sheffield, London, Talbot Green or Yoevil

Working Pattern: Hybrid, includes 3 days each week in the office

Contract Type: Full time, permanent

Salary: Up to £90,000 per annum

As a Senior SRE Engineer, you will be pivotal in designing and implementing best SRE practices while fostering a culture of continuous improvement and optimization. You will collaborate closely with development and operations teams to improve the platform stability and performance, ensuring that our systems are reliable, secure, and scalable.

• Manage and scale cloud-based infrastructure (e.g., AWS, Azure, GCP).
• Apply Infrastructure as Code (IaC) principles for provisioning and configuration management.

• Collaborate with the security team to implement best practices for system and data security.
• Ensure systems comply with relevant industry standards and regulations.

• Set up and maintain monitoring and alerting systems for early issue detection and resolution.
• Continuously optimize system performance and resource usage.

• Create and maintain thorough documentation for SRE/platform processes, tools, and practices. Exposure to Jira and equivalent tool would be beneficial

• Proven experience in a SRE/Dev Ops/Platform role, with a strong background in both software development or operations.
• Knowledge of CI/CD tools (e.g., Jenkins, Git Lab CI/CD, Travis CI).
• Proficiency in scripting and automation (e.g., Bash, Python, Ansible).
• Strong experience with containerization and orchestration technologies (e.g., Docker, Kubernetes).
• Strong hands‑on experience of at least one major public cloud platforms (e.g., AWS, Azure, GCP).
• Strong problem‑solving and troubleshooting abilities in a timebound situation (Major incidents).
• Clear communication and incident management experience.
• Demonstrable strong hands‑on experience with Terraform.
• Knowledge of microservices architecture.
• Familiarity with security best practices and tools.
• Demonstrable experience of monitoring / observability tools preferred Grafana, Prometheus, Pager Duty, uptime.

• Cloud Platforms: Strong knowledge of AWS, Azure, or GCP, including cloud architecture, services, and security models.
• Containerization & Orchestration: In-depth understanding of Docker and Kubernetes for deploying and managing containerized applications.
• Infrastructure as Code (IaC): Knowledge of IaC frameworks, particularly Terraform, to manage cloud infrastructure via code.
• Microservices Architecture: Familiarity with microservices design patterns and deployment strategies in a cloud-native environment.
• Monitoring & Observability: Understanding of monitoring, logging, and alerting tools (e.g., Prometheus, Grafana, ELK) to ensure system performance and issue tracking.

• CI/CD Tools: Hands‑on experience with Jenkins, Git Lab CI/CD, Travis CI, or similar tools for building CI/CD pipelines.
• Scripting & Automation: Proficiency in scripting languages like Bash and Python, along with automation tools such as Ansible for managing configurations and deployments.
• Containerization & Orchestration: Practical skills in deploying and managing containers using Docker and orchestrating workloads using Kubernetes.
• Cloud Platform Management: Expertise in managing and scaling cloud environments on AWS, Azure, or GCP, leveraging services for compute, storage, networking, and security.
• Infrastructure as Code (IaC): Skilled in using Terraform to automate provisioning and management of cloud infrastructure.
• Troubleshooting & Problem Solving: Strong analytical skills for identifying and resolving complex system issues, especially in production environments.
• Collaboration & Communication: Excellent ability to work under pressure e.g. in a Major incident.

• Certifications (Preferred): Holding certifications such as AWS Certified Dev Ops Engineer, CKA (Certified Kubernetes Administrator), or other relevant credentials.

• 25 days annual leave rising to 30
• State of the art offices
• Access to a range of benefits via My Benefits World
• Free eye care cover
• Life Assurance
• Cycle to Work Scheme
• EAP (Employee assistance programme)
• Quarterly Tes Socials
• Access to an extensive Learning and Development menu