Senior DevOps Engineer

Senior DevOps Engineer at LSEG

LSEG (London Stock Exchange Group) is a leading global financial markets infrastructure and data provider, dedicated to driving financial stability, empowering economies, and enabling sustainable growth. Our culture is built on values of Integrity, Partnership, Excellence, and Change, guiding our decision-making and daily actions. With a history spanning over 300 years, LSEG provides trusted financial market infrastructure services globally, fostering innovation, managing risk, and creating jobs.

Headquartered in the United Kingdom, LSEG operates in 70 countries across EMEA, North America, Latin America, and Asia Pacific, employing 25,000 people globally. We champion an inclusive culture where diversity is embraced, and teamwork drives innovation, ensuring a rewarding experience for both our people and customers. We believe in fostering continuous learning and growth, providing avenues for individuals to broaden their skills and expertise within our dynamic global organization.

We are seeking a highly skilled Senior DevOps Engineer to join LSEG’s Real Time Core team, focusing on our Real Time data distribution system. This role demands strong technical and collaboration skills within a dynamic environment. You will work closely with your team and across the organization to deliver exceptional service to our global client base.

Key Responsibilities

• Engage with product owners, team leads, architects, and global team members to build world-class solutions.
• Manage your workload efficiently while promoting an inclusive and open team culture.
• Design and implement automated CI/CD pipelines for seamless software deployment.
• Develop Infrastructure-as-Code (IaC) solutions to automate cloud resource provisioning and scaling.
• Act as a Subject Matter Expert (SME) for one or more supported applications.
• Ensure system design, workflows, and processes are well-documented and compliant.
• Collaborate with cross-functional teams (developers, QA, product owners, security, operations) to implement DevOps best practices.
• Deliver reliable, robust solutions with a consistent focus on quality and security, including due diligence on third-party technical delivery.
• Take initiative to develop knowledge in new technology products and tools through learning, certifications, and projects.
• Actively participate in Scrum meetings, providing timely status updates to the Team Lead and/or Scrum Master.
• Analyze and adapt through agile retrospectives and reviews to enhance team effectiveness and timely, quality delivery.
• Work effectively under pressure, resolving problems with minimal supervision.
• Demonstrate excellent communication, strong interpersonal skills, and a client-focused approach.
• Maintain the team's Knowledge Base with up-to-date technical information and issue resolutions.

Key Relationships

• Primary: Development Manager, Development team, Operations Support team, Quality Engineering Teams, Architecture, SCRUM Master, Product Owner, Business Experts.
• Secondary: Other LSEG staff.

Qualifications and Experience

Must have:

• Strong proficiency with Cloud Platforms (minimum 8 years), particularly AWS cloud architecture and security best practices.
• Experience with AWS EKS Deployment & Automation: provisioning, configuring, and maintaining EKS clusters with self-managed EC2 nodes.
• Proficiency in CI/CD Pipelines: developing GitLab-based CI/CD pipelines for automated deployments.
• Expertise in Infrastructure as Code (IaC): implementing and managing Terraform for infrastructure provisioning.
• Strong skills in Containerization & Helm Charts: optimizing Docker images, creating Helm charts, and defining Kubernetes deployments.
• Experience with Ansible to Kubernetes Migration: converting Ansible playbooks to Kubernetes init container scripts or Helm hooks.
• Knowledge of Multi-Tenancy & Security: defining namespaces, RBAC, network policies, and IAM roles for multi-tenant deployments.
• Familiarity with Storage & Networking: configuring and integrating AWS EFS, S3, RDS, and Load Balancers in Kubernetes.
• Experience in Monitoring & Logging: setting up Datadog, CloudWatch, and audit logging for performance and security insights.
• Ability to design and test Resilience & Disaster Recovery (DR): including failover strategies for AZ recovery, blue-green deployments, and auto-scaling.
• Experience in Linux operating systems and strong scripting proficiency using BASH and Python for automation.
• Demonstrated experience in Infrastructure-as-Code (IaC) using tools like Terraform, Cloud Formation, CloudWatch, Ansible.
• Experience working with ServiceNow, GitLab, Jira, Confluence, Kafka, with a proactive approach to learning new technologies.
• Application knowledge and experience, preferably gained within a critical support environment.
• Proven ability to identify and implement process improvements and automation.
• Strong problem-solving skills and excellent verbal and written communication skills.
• Strong attention to detail.
• Ability to react to and keep up with quickly changing technical events and requirements.
• Ability to quickly understand the wider impacts of changes and technical issues.
• Degree level qualification (Computing / Computer Science or related discipline).

Nice to have:

• Experience working on Azure Cloud platform.
• Experience working with and supporting C++ and Java applications.
• Relevant certification such as AWS DevOps Engineer qualification.

What’s in it for you?

LSEG offers a professional, fun, and creative work environment with opportunities for career progression. Benefits include healthcare, retirement planning, paid volunteering days, and wellbeing initiatives. We are an equal opportunities employer committed to an inclusive culture that values individuality and encourages all employees to fulfill their potential.

We foster a collaborative and creative culture, committed to sustainability and community engagement through the LSEG Foundation.

Career Stage

Senior Associate

Key skills/competency

• AWS
• Kubernetes (EKS)
• CI/CD
• Terraform
• Docker
• Python Scripting
• Linux
• GitLab
• Monitoring (Datadog, CloudWatch)
• Disaster Recovery