LSEG · 4 days ago
Senior Lead Reliability Engineer
St Louis, MO
Full-time
Onsite
Senior Level, Lead/StaffLSEG (London Stock Exchange Group) is a leading global financial markets infrastructure and data provider. They are seeking a Senior Lead Reliability Engineer to enhance the availability, performance, and scalability of critical services while mentoring team members and driving continuous improvement.
ConsultingData ManagementDatabaseFinanceFinancial ServicesInfrastructureStock Exchanges
Responsibilities
Leading projects priorities, deadlines, and outcomes
Utilising deep knowledge of site reliability, software engineering, programming languages, tooling, frameworks, infrastructure and systems for each task
Leading designs of software components, systems, and features to improve the availability, scalability, latency, and efficiency of LSEG’s services
Leading sustainable incident response and production improvements for LSEG
Providing mentorship and advice to other team members on leading availability and performance of critical services, building automation to prevent problem recurrence, and building automated responses for non-exceptional service conditions
Mentoring and training other team members on design techniques and coding standards, and cultivate innovation and collaboration
Writing and reviewing highly optimised and accurate code for LSEG products and solutions and provides feedback and suggested improvements to team members
Partnering with architects to decompose a solution for technology systems and products
Proactively building and applying relevant domain knowledge that may relate to workflows, data pipelines, business policies, configurations and constraints
Supporting essential processes while ensuring high quality standards are met
Qualification
Required
A Bachelor's degree in computer science, a related technical field involving software/systems engineering, or equivalent practical experience
Object Oriented programming languages such as: Java, C#, Python, or Go
Unix/Linux and Windows operating systems
Hands-on experience with one of the following cloud platforms: Azure, AWS, or GCP
DevOps concepts and way of working
Experience with algorithms and data structures
Observability practices with logging, metrics, tracing, and alerting
Infrastructure as Code
Understanding of identity and access management, and application security
Benefits
Healthcare
Retirement planning
Paid volunteering days
Wellbeing initiatives
Company
LSEG
LSEG (London Stock Exchange Group) is a diversified international markets infrastructure business —earning our clients’ trust for over 300 years.
Founded in 2007
10001+ employees
H1B Sponsorship
LSEG has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2022 (3)
2021 (12)
Funding
Current Stage
Public CompanyTotal Funding
$8.19BKey Investors
Microsoft
2023-09-07Post Ipo Secondary· $2.87B
2023-05-16Post Ipo Secondary· $3.32B
2022-12-11Post Ipo Secondary· $2B
Leadership Team
David Schwimmer
Chief Executive Officer
Pascal Boillat
Chief Operating Officer
Recent News
2026-01-03
2026-01-03
Company data provided by crunchbase