Site Reliability Engineer

LSEG (London Stock Exchange Group)

795 Office Parkway (Show on map)
Jan 06, 2026
ABOUT US: LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. It's how we've contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services - and our open-access model - we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity. LSEG is headquartered in the United Kingdom, with significant operations in 70 countries across EMEA, North America, Latin America and Asia Pacific. We employ 25,000 people globally, more than half located in Asia Pacific. LSEG's ticker symbol is LSEG. OUR PEOPLE: People are at the heart of what we do and drive the success of our business. Our culture of connecting, creating opportunity and delivering excellence shape how we think, how we do things and how we help our people fulfil their potential. We embrace diversity and actively seek to attract individuals with unique backgrounds and perspectives. We break down barriers and encourage teamwork, enabling innovation and rapid development of solutions that make a difference. Our workplace generates an enriching and rewarding experience for our people and customers alike. Our vision is to build an inclusive culture in which everyone feels encouraged to fulfil their potential. We know that real personal growth cannot be achieved by simply climbing a career ladder - which is why we encourage and enable a wealth of avenues and interesting opportunities for everyone to broaden and deepen their skills and expertise. As a global organisation spanning 70 countries and one rooted in a culture of growth, opportunity, diversity and innovation, LSEG is a place where everyone can grow, develop and fulfil your potential with meaningful careers!! ROLE SUMMARY: As the Site Reliability Engineer you will coordinate activities within the team and apply knowledge of the technology domain to support with the development of technology products. You will be the enablers for Cloud migration working with foundation and migration teams from the inception of the projects performing architectural reviews, operational acceptable testing and configuring Datadog dashboards and metrics. WHAT YOU'LL BE DOING: Implementing, tuning, and conducting ongoing administration of data layer and infrastructures, Conduct ongoing administration of data layer, application and infrastructure including proposing application systems changes, better uses and improvements Improving the whole lifecycle of services from inception and design, through deployment, operation, and refinement. Providing support services before they launch through activities such as system design consulting, developing software platforms and frameworks, capacity planning, and launch reviews. Leading availability, performance monitoring, and capacity planning of critical services, on building automation to prevent problem recurrence, and on building automated responses for non-exceptional service conditions. Maintaining services once they are live by measuring and monitoring availability, latency, and overall system health. Handling sustainable incident response. Scaling systems sustainably through mechanisms like automation, evolving evolve systems by advocating for changes that improve reliability and velocity. Writing highly optimised and accurate code for LSEG products and solutions. Proactively continues to build and apply 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. WHAT YOU'LL BRING: A Bachelor's degree in computer science, a related technical field involving software/systems engineering, or equivalent practical experience. Experience with Object Oriented programming languages such as: Java, C#, Python, or Go. Experience with Unix/Linux and Windows operating systems. Hands on Experience with one of the following cloud platforms: Azure, AWS, or GCP. Experience on DevOps concepts and way of working. Experience with algorithms and data structures. Experience in Observability practices with logging, metrics, tracing, and alerting. Experience with Infrastructure as Code. Understanding of identity and access management, and application security. We use Datadog and BigPanda for our observability stack, Terraform for our cloud infrastructure, and EntraID as our IAM solutions but we're very open to incorporating your experience with any other tools. Career Stage: Senior Associate London Stock Exchange Group (LSEG) Information: Join us and be part of a team that values innovation, quality, and continuous improvement. If you're ready to take your career to the next level and make a significant impact, we'd love to hear from you. LSEG is a leading global financial markets infrastructure and data provider. Our purpose is driving financial stability, empowering economies and enabling customers to create sustainable growth. Our purpose is the foundation on which our culture is built. Our values of Integrity, Partnership, Excellence and Change underpin our purpose and set the standard for everything we do, every day. They go to the heart of who we are and guide our decision making and everyday actions. Working with us means that you will be part of a dynamic organisation of 25,000 people across 65 countries. However, we will value your individuality and enable you to bring your true self to work so you can help enrich our diverse workforce. We are proud to be an equal opportunities employer. This means that we do not discriminate on the basis of anyone's race, religion, colour, national origin, gender, sexual orientation, gender identity, gender expression, age, marital status, veteran status, pregnancy or disability, or any other basis protected under applicable law. Conforming with applicable law, we can reasonably accommodate applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs. You will be part of a collaborative and creative culture where we encourage new ideas. We are committed to sustainability across our global business and we are proud to partner with our customers to help them meet their sustainability objectives. Our charity, the LSEG Foundation provides charitable grants to community groups that help people access economic opportunities and build a secure future with financial independence. Colleagues can get involved through fundraising and volunteering. LSEG offers a range of tailored benefits and support, including healthcare, retirement planning, paid volunteering days and wellbeing initiatives. Please take a moment to read this privacy notice carefully, as it describes what personal information London Stock Exchange Group (LSEG) (we) may hold about you, what it's used for, and how it's obtained, your rights and how to contact us as a data subject. If you are submitting as a Recruitment Agency Partner, it is essential and your responsibility to ensure that candidates applying to LSEG are aware of this privacy notice.