Senior Site Reliability Engineer

ConSol Partners; Greater London; Remote; GBP 70,000 - 100,000; Full time

Job summary

A leading company is seeking a Lead Site Reliability Engineer to enhance system reliability and performance. This fully remote role involves managing cloud resources, improving backend code, and leading incident management. Applicants should have extensive experience in cloud technologies, Kubernetes, and Terraform, with a strong focus on observability and incident management. Join a dynamic team dedicated to delivering high-quality software solutions.

Qualifications

• 6+ years of experience in full stack development, SRE, or platform engineering.
• Proficiency in backend stacks like Python/Django, Node/NestJS, Go, Java/Spring.

Responsibilities

• Own end-to-end system reliability and improve backend code performance.
• Architect and scale Kubernetes deployments for high availability.

Skills

GCP

Kubernetes

Terraform

Python

Java

Go

Incident Management

Observability

Tools

Datadog

PagerDuty

Helm

GitOps

CloudSQL

Job description

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Direct message the job poster from ConSol Partners

Technology Headhunter at ConSol Partners

Hi ,

I'm excited to share that one of our clients in UK is hiring for a Lead Site Reliability Engineer. It's a fully remote job. Below are the job details. If you're interested, please send your CV to apply.

Title: Lead Site Reliability Engineer

Location: London, UK

Duration: Permanent, fulltime or Contract

Job Type: Fully Remote

Must have GCP experience.

Key Responsibilities:

• Own end-to-end system reliability, from cloud resource planning to code-level instrumentation.
• Review and improve backend code for performance, resiliency, and observability (e.g., retries, timeouts, connection pools, logging).
• Architect and scale multi-environment Kubernetes deployments (GKE preferred) for high availability and low drift.
• Collaborate with FullStack teams on release readiness, CI/CD quality gates, and infra-aware feature rollout.
• Harden secret management, IAM policies, and privilege boundaries across apps and services.
• Serve as a hands-on lead in incidents, root cause analysis, and long-term reliability improvements.
• Write and review Terraform modules, Helm charts, or platform tooling (bash/python/go) as needed.
• Lead design reviews and cross-functional decisions that impact both product and platform reliability.

Requirements:

• 6+ years of experience across full stack development, SRE, or platform engineering.
• Proficiency in one or more backend stacks (e.g., Python/Django, Node/NestJS, Go, Java/Spring) and ability to review or contribute code.
• Strong expertise in Kubernetes (GKE preferred) and Helm—can optimize, secure, and debug real-world workloads.
• Strong command of Terraform and IaC workflows, ideally with Terraform Cloud and remote state strategy.
• Solid understanding of GCP or similar cloud provider (IAM, VPCs, CloudSQL, networking, Secret Manager, monitoring).
• Experience implementing or enforcing progressive delivery practices (ArgoCD, Flux, GitOps, CI/CD patterns).
• Proven ability to improve system observability using tools like Datadog, Prometheus, OpenTelemetry.
• Ability to “go deep” into an application repo, identify architectural flaws or infra misuse, and fix or guide others.
• Calm under pressure and experienced in incident management and postmortem culture.

Tools and Expectations:

• Datadog - Monitor infrastructure health, capture service-level metrics, reduce alert fatigue through high signal thresholds.
• PagerDuty - Own incident management pipeline. Route alerts by severity and align with business SLAs.
• GKE / Kubernetes - Improve cluster stability and workload isolation. Define auto-scaling configurations and tune for efficiency.
• Helm / GitOps (ArgoCD/Flux) - Validate release consistency across clusters. Monitor sync status and rollout safety.
• Terraform Cloud - Support DR planning and detect infrastructure changes through state comparisons.
• CloudSQL / Cloudflare - Diagnose DB and networking issues. Monitor latency, enforce access patterns, and validate WAF usage.
• Secret Management - Audit access to secrets, apply short-lived credentials, and define alerts for abnormal usage..

Seniority level

• Seniority level

  Not Applicable

Employment type

• Employment type

  Full-time

Job function

• Job function

  Information Technology

• Industries

  Software Development

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