Senior Site Reliability Engineer

Job Title: Senior SRE - Site Reliability Engineering for Observability

Location: London (Mostly Remote | 1 Day/Week in Office)
Pay Rate: £50 - £62 per hour (Inside IR35)
Contract Duration: Initial 12 Months
Working Hours: 11:00 AM - 7:00 PM

We're looking for a Senior Site Reliability Engineer (SRE) to join a high-impact Observability team within a leading global tech environment. This is a hands-on, senior-level role focused on building and scaling large-scale monitoring and logging platforms that ensure service reliability, performance, and visibility.

If you're passionate about distributed systems, high-throughput data pipelines, and enabling engineering teams with top-tier observability tooling-this is the role for you.

• Designing and operating observability platforms (logging, monitoring, alerting) at scale.
• Managing large, high-performance ElasticSearch clusters and Prometheus deployments.
• Building scalable data pipelines using Kafka to process millions of events per second.
• Developing tools, APIs, and dashboards to enable self-service observability for engineering teams.
• Automating infrastructure using Terraform and configuration with Ansible.
• Participating in on-call rotations to ensure platform uptime and responsiveness.

• 5+ years of experience in SRE/DevOps roles, managing large-scale systems
• Strong technical knowledge of Linux (Ubuntu/Debian) environments
• Proven experience with observability tools such as:
  ELK Stack (Elasticsearch, Logstash, Kibana)
  Prometheus, Grafana, Graphite
  Kafka, Thanos, Cortex
• Infrastructure-as-Code skills (Terraform, Ansible)
• Scripting/programming skills in Python, Ruby, Go, Bash, or Scala
• Excellent problem-solving and debugging skills in complex distributed systems
• A proactive, collaborative approach with a customer-focused mindset

This is an urgent vacancy where the hiring manager is shortlisting for an interview immediately. Please apply with a copy of your CV or send it khushboo. pandey @ randstad. Co. uk

Randstad Technologies is acting as an Employment Business in relation to this vacancy.