Senior DevOps Engineer

HKEX Group; Greater London; Hybrid; GBP 90,000 - 140,000; Full time

Job summary

HKEX Group in London is seeking a Senior DevOps Engineer to design, deploy, and manage Kubernetes clusters across on‑prem environments. You will develop Python automation scripts, and build CI/CD pipelines with tools like GitLab CI, ArgoCD and Ansible.

Responsibilities include IaC with Terraform/Helm, monitoring with Prometheus/Grafana, and collaboration with development teams to ensure secure, compliant deployment. This is a critical, on-site role within IT.

Qualifications

• Bachelor’s degree in CS/SE/DS or related field is required.
• Certifications in modern development pipelines are advantageous.

Responsibilities

• Design, deploy, and manage Kubernetes clusters across on-prem environments.
• Develop and maintain Python scripts for automation, provisioning, monitoring, and deployment.
• Build and maintain CI/CD pipelines using Ansible, Bitbucket, Bamboo, GitLab CI, and ArgoCD.
• Implement IaC with Terraform, Helm, or similar tools.
• Monitor performance, troubleshoot issues, and ensure security and compliance.
• Collaborate with development teams to ensure smooth delivery and operations.
• Lead incident analyses and RCA for data-related issues, improving stability.
• Communicate project status, risks, and requirements to technical and non-technical stakeholders.
• Maintain accurate documentation and participate in on-call rotations.

Skills

Kubernetes

Python scripting

CI/CD pipelines

DevOps practices

Problem-solving

Education

Bachelor’s degree in Computer Science, Software Engineering, Data Science, or related field

Tools

Terraform

Helm

Ansible

Artifactory

Bitbucket

Bamboo

GitLab CI

ArgoCD

Prometheus

Grafana

Docker

Job description

## Senior DevOps EngineerApply: UK-London: Full time: Posted Today: End Date: October 30, 2026 (12 days left to apply): R004531Senior DevOps Engineer**Shift Pattern:**Standard 40 Hour Week (United Kingdom)**Scheduled Weekly Hours:**40**Corporate Grade:**D - Assistant Vice President**Reporting Line:**(UK Division) Information Technology**Location:**UK-London**Worker Type:**PermanentThis role is a critical part of the Development Tooling team, responsible for creating and maintaining the internal tools and systems that developers use to build, test, and deploy software more efficiently. The main goal is to improve developer productivity and experience by streamlining workflows, automating repetitive tasks, and ensuring that development environments are fast, reliable, and easy to use. Act as a bridge between development and infrastructure teams, helping standardise processes, enforce best practices, and optimise performance across the software development lifecycle. An Engineer supporting the strategic roadmap of modernising the toolset at the LME. This is a high-impact role for a candidate who is passionate about engineering excellence, working directly with development and operations teams to create solutions and enabling tangible value through technology. This role is an end-to-end engineering role which includes solution design, implementation, deployment, and support in a regulated corporate (Prod) environment. **Responsibilities:** * Design, deploy, and manage Kubernetes clusters across on-prem environments.* Develop and maintain Python scripts and automation tools for infrastructure provisioning, monitoring, and deployment.* Build and maintain CI/CD pipelines using tools like Ansible, Artifactory, Bitbucket, Bamboo, GitLab CI, and ArgoCD.* Implement infrastructure as code (IaC) using Terraform, Helm, or similar tools.* Monitor system performance and troubleshoot issues across the stack.* Collaborate with development teams to ensure smooth application delivery and operations.* Ensure security, compliance, and best practices are followed in infrastructure and deployment processes.* Lead incident analysis and root cause investigations for data-related issues, implementing improvements to enhance system stability and performance.* Act as a liaison between technical teams and non-technical stakeholders, ensuring clear and effective communication of project status, risks, and requirements.* Ensure all technical documentation is accurate, up-to-date, and accessible to relevant stakeholders.* Participate in on-call rotations and incident response.**Academic and Professional Qualifications Required:*** Required: Bachelor’s degree in Computer Science, Software Engineering, Data Science, or a closely related field.* Advantageous: Certifications or substantial hands-on experience with modern Development pipeline tools* Desirable: Familiarity with financial services regulatory frameworks and best practices for data governance **Required Knowledge and Level of Experience:*** Experience: Minimum 8 years expertise in software development workflows, infrastructure automation, and developer experience.* Programming Skills : proficient in scripting like Python bash and PowerShell **Skills set and Core Competencies Required for Role:*** Strong hands-on experience with Kubernetes (self-managed).* Proficiency in Python for scripting and automation.* Solid understanding of CI/CD pipelines and DevOps practices.* Experience with Terraform, Helm, or other IaC tools.* Experienced with monitoring and logging tools (e.g., Prometheus, Grafana).* Experience with containerization (Docker) and container orchestration.* Strong problem-solving skills and a collaborative mindset. **Personal Qualities:*** Proactivity: Demonstrates a passion for continuous learning, improvement, and staying current with industry trends.* Independent and dependable: Work well under pressure and within cross-functional teams* Collaboration: Works effectively across departments and disciplines, building strong relationships with both technology and business colleagues.* Outcome-Driven: Motivated by delivering real-world outcomes, improving enterprise value, and supporting business strategy.* Problem-Solving and Critical Thinking: Proactively identify inefficiencies and propose effective, scalable solutions.