LSEG (London Stock Exchange Group)

About the Company

LSEG (London Stock Exchange Group) is a diversified international markets infrastructure business —earning our clients’ trust for over 300 years. That legacy of customer-focused excellence ensures that you can rely on our expertise in capital formation, intellectual property and risk and balance sheet management.

As global leaders in financial indexing, benchmarking and analytic services, we offer unrivalled access to international capital markets. Our high-performance technology solutions enable companies worldwide to access funds for growth and development. And with our Data & Analytics, Capital Markets and Post Trade divisions, we provide a comprehensive, integrated suite of trusted financial market infrastructure services that help our customers pursue—and achieve—their ambitions.

You can count on our open access model for unparalleled partnership, flexibility, stability, and support across all of our businesses. That’s how we make a difference— ensuring people can meet their potential—worldwide.

Listed Jobs

Company Name

LSEG (London Stock Exchange Group)

Job Title

Senior Cloud SRE Engineer

Job Description

Job title: Senior Cloud SRE Engineer Role Summary: Lead the design, implementation, and operation of Azure-based Cloud Service Delivery Platform, ensuring high availability, scalability, and reliability through automation, observability, and DevSecOps practices. Expectations: Deliver end-to-end platform reliability, drive automation and self-healing, collaborate cross-functionally, maintain documentation, and uphold ITIL processes. Key Responsibilities - Architect, maintain, and optimize hybrid Azure Landing Zones and services. - Design and run CI/CD pipelines, infrastructure-as-code (Terraform, GitLab, Azure DevOps). - Implement monitoring, logging, alerting, and tracing using Datadog or Azure native tooling. - Provide guidance on compute, networking, identity, security, and governance. - Participate in Agile ceremonies and contribute to continuous improvement initiatives. - Document platform components, processes, and runbooks. - Manage incidents, problems, changes, and requests following ITIL standards. Required Skills - 5+ years SRE experience focused on Azure. - Azure certifications (AZ-900, AZ-104). - DevSecOps experience: CI/CD, IaC, Terraform, GitLab. - 3+ years building and maintaining CI/CD pipelines. - Strong observability skills (Datadog, Azure Monitor, Log Analytics). - Agile methodology knowledge. - Excellent communication and collaboration abilities. Required Education & Certifications - Bachelor’s or Master’s degree in Computer Science, Software Engineering, or related STEM field. - Professional certifications: Azure Fundamentals (AZ-900) or Azure Administrator Associate (AZ-104).

Buffalo, United states

Hybrid

Senior

21-09-2025

Company Name

LSEG (London Stock Exchange Group)

Job Title

DevOps Lead

Job Description

**Job Title:** DevOps Lead **Role Summary:** Leads the design, implementation, and maintenance of cloud‑based deployment infrastructure (primarily Azure) for a high‑visibility data platform. Ensures reliable application delivery, automates build/release pipelines, manages infrastructure as code, and oversees backup, restore, and disaster‑recovery processes. Acts as the primary liaison between development, product, and operations teams, driving continuous improvement, security compliance, and operational excellence. **Expectations:** - Deliver stable, repeatable deployments with minimal downtime. - Proactively monitor, troubleshoot, and resolve infrastructure incidents. - Champion automation and IaC to reduce manual effort and risk. - Enforce security and compliance standards (e.g., GDPR, DORA). - Mentor junior staff and influence architecture decisions. **Key Responsibilities:** - Design, build, and maintain Azure resources and DevOps toolchain (Azure DevOps, Repos, Pipelines). - Implement and sustain CI/CD pipelines for automated build, test, and release cycles. - Develop infrastructure as code using Terraform or ARM templates. - Manage database operations: backup/restore, clustering, failover, and DR testing. - Configure and maintain monitoring solutions (Azure Monitor, Application Insights) and set alerts. - Coordinate releases with product, development, and business stakeholders. - Conduct security reviews, manage access controls, and ensure regulatory compliance. - Document procedures, maintain runbooks, and drive continual process improvement. **Required Skills:** - Strong experience with Azure DevOps services and Azure cloud platform. - Proficiency in CI/CD pipeline creation and management. - IaC expertise (Terraform, ARM templates). - Scripting/programming (PowerShell, Bash, Python). - Database administration basics for SQL Server/SSIS, backup & DR. - Monitoring and logging tools (Azure Monitor, App Insights). - Incident management, troubleshooting, and root‑cause analysis. - Knowledge of security best practices and compliance frameworks. - Excellent communication, collaboration, and leadership abilities. **Required Education & Certifications:** - Bachelor’s or Master’s degree in Computer Science, Engineering, Information Technology, or related field (e.g., B.Sc/M.Sc, B.E, B.CA/MCA). - Proven track record in application support or technical operations. - Preferred certifications: Microsoft Certified: Azure Administrator Associate, Microsoft Certified: DevOps Engineer Expert, or equivalent.

Chicago, United states

Hybrid

Senior

21-09-2025

Company Name

LSEG (London Stock Exchange Group)

Job Title

Senior Cloud Engineer

Job Description

**Job Title:** Senior Cloud Engineer **Role Summary:** Lead design, implementation, and maintenance of cloud infrastructure and automation systems, prioritizing scalability, security, and efficiency. Collaborate with cross-functional teams to optimize workflows and apply emerging technologies. **Expectations:** Ensure robust architecture for high-availability systems, optimize automation for operational efficiency, enforce compliance with security policies, continuously enhance cloud infrastructure through technological advancements. **Key Responsibilities:** - Design and maintain cloud-based infrastructure (AWS, Azure, GCP); develop automation scripts (Python, PowerShell, Bash) - Collaborate on infrastructure improvements, implement monitoring/logging systems for system visibility - Partner with security teams on compliance; track and apply cloud platform innovations **Required Skills:** - Programming (Python, PowerShell, Bash); infrastructure-as-code (Terraform/CloudFormation) - Cloud platforms (AWS, Azure, GCP); monitoring tools (DataDog, Prometheus, Grafana, ELK) - Security compliance awareness; problem-solving, attention to detail **Required Education & Certifications:** - Bachelor’s degree in Computer Science or related field; 5+ years cloud/infrastructure engineering experience - Expertise in scalable cloud architecture design, automation implementation

St louis, United states

Hybrid

Senior

21-09-2025

Company Name

LSEG (London Stock Exchange Group)

Job Title

Manager – Principal Security Architect: Secure Design (IC)

Job Description

**Job Title** Manager – Principal Security Architect: Secure Design (Individual Contributor) **Role Summary** Lead the creation and application of security architecture design patterns and controls across the organization. Drive secure‑by‑design initiatives, evaluate and mitigate architectural risks, mentor team members, and collaborate with cross‑functional stakeholders to embed robust security into new and existing technology solutions. **Expectations** - Deliver high‑quality design patterns and security control frameworks that meet group, industry, customer, and regulatory requirements. - Provide proactive risk assessments, remediation strategies, and cost/benefit analyses. - Champion secure‑by‑design practices, threat modelling, and technical excellence in all development projects. - Represent the organization’s security posture internally and externally when required. - Achieve key performance indicators related to design pattern delivery and intervention success rates. **Key Responsibilities** - Develop and maintain security architecture patterns, standards, and a centralized design pattern library. - Champion a security architecture control framework and collaborate with architectural forums and delivery teams. - Research and document security requirements for emerging technologies; participate in technology acquisition and evaluation. - Lead risk assessments for existing systems, propose tactical/strategic remediation plans, and evaluate cost‑risk trade‑offs. - Conduct threat modelling activities, guide secure design practices, and support experimentation/innovation. - Supervise third‑party deliverables within the domain. - Mentor and guide team members; deputize for the Senior Manager as needed. - Contribute to metrics development, intranet content, and reporting on the effectiveness of the security architecture function. **Required Skills** - 7+ years in technical engineering or information security with a focus on security architecture. - Expertise in enterprise architecture frameworks, threat modelling, and security control design for distributed systems (on‑premises and cloud). - Deep knowledge of current security principles, protocols, and both common and emerging vulnerabilities across diverse architectures (web, API, API, network, etc.). - Strong analytical, independent, and critical thinking abilities; proven problem‑solving under pressure. - Excellent communication and stakeholder management skills. - Proven experience mentoring teams and representing security initiatives internally and externally. **Required Education & Certifications** - Bachelor’s degree in Computer Science, Information Systems, Cybersecurity, or related field. - Relevant security certifications preferred: CISSP, CISM, CCSP, TOGAF, or equivalent enterprise architecture credentials.

London, United kingdom

Hybrid

Senior

21-09-2025