Senior DevOps & Environments Engineer

Company: Expleo Group
Apply for the Senior DevOps & Environments Engineer
Location: Greater London
Job Description:

The Senior DevOps & Environments Engineer will join a team responsible for the reliability, automation, provisioning, configuration, and continuous improvement of environments supporting the full software development lifecycle. The role is critical in ensuring that non-production environments are stable, performant, and aligned with the needs of engineering, QA, and release teams. Working across 30+ applications, this engineer will help modernise the environment landscape through Infrastructure-as-Code, improved observability, and SRE-aligned operational practices to enable faster, safer, and higher‑quality delivery.

Responsibilities

  • Design, implement, and maintain Infrastructure-as-Code (IaC) for consistent and repeatable provisioning of development and test environments, primarily using Terraform.
  • Lead technical investigations and act as the escalation point for environment‑related incidents, outages, configuration issues, and service degradation across non‑production platforms.
  • Collaborate closely with development, QA, and platform teams to deliver scalable, automated, and resilient environment solutions.
  • Analyse and optimise performance of non‑production systems, identifying and resolving environment bottlenecks.
  • Maintain environment fidelity and integrity through controlled configuration management, patching, visioning, and rollback strategies.
  • Support release and deployment planning, ensuring environment readiness, dependency alignment, and overall stability during release cycles.
  • Implement and maintain monitoring, observability, and logging frameworks, with a strong emphasis on Dynatrace and CNCF‑aligned tooling.
  • Define meaningful, proactive alerting policies that reduce noise, highlight real issues, and accelerate response times.
  • Apply SRE principles such as SLIs/SLOs, automated remediation, and continuous feedback loops to improve environment uptime and reliability.
  • Mentor junior engineers, share best practices, and contribute to knowledge bases, documentation, and process maturity.
  • Support Disaster Recovery (DR) testing, validating end‑to‑end system recovery, integration behaviour, and service resilience during failover scenarios.
  • Champion automation and operational excellence, reducing manual effort and increasing the team’s ability to deliver environments at scale.

Essential Skills

  • Strong knowledge of VMware, vSphere, virtualisation platforms, and on‑premise infrastructure management.
  • Expertise in Terraform and experience defining an organisation‑wide IaC strategy.
  • Proficient in scripting and automation (Python, Bash, PowerShell).
  • Strong communication, documentation, and collaborative problem‑solving skills.

Experience

  • Hands‑on experience with on‑premise infrastructure, virtualisation, containerisation, and exposure to cloud platforms such as AWS or Azure.
  • Understanding of performance engineering, including load testing frameworks and performance analysis.
  • Experience supporting QA, development, and release management teams with reliable, well‑controlled non‑prod environments.
  • Ability to troubleshoot complex multi‑layered issues across infrastructure, networks, applications, middleware, and databases.
  • Familiarity with SRE principles and modern operational practices such as postmortems, runbooks, SLIs/SLOs, error budgets, and automated recovery patterns.
  • Experience with APM and observability tooling, ideally Dynatrace, including metrics, traces, dashboards, and alerting configuration.

What Do I Need Before I Apply

  • Please note that this role does not offer sponsorship.

Benefits

  • Collaborative working environment – we stand shoulder to shoulder with our clients and our peers through good times and challenges
  • We empower all passionate technology loving professionals by allowing them to expand their skills and take part in inspiring projects
  • ExpleoAcademy – enables you to acquire and develop the right skills by delivering a suite of accredited training courses
  • Competitive company benefits
  • Always working as one team, our people are not afraid to think big and challenge the status quo

Disability Confident Committed Employer

  • As a Disability Confident Committed Employer we have committed to:
    • Ensure our recruitment process is inclusive and accessible
    • Communicating and promoting vacancies
    • Offering an interview to disabled people who meet the minimum criteria for the job
    • Anticipating and providing reasonable adjustments as required
    • Supporting any existing employee who acquires a disability or long term health condition, enabling them to stay in work at least one activity that will make a difference for disabled people

“We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion/belief, sexual orientation or age”.

We treat everyone fairly and equitably across the organisation, including providing any additional support and adjustments needed for everyone to thrive

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Posted: April 17th, 2026