Senior Reliability Engineer

London Stock Exchange Group; Bengaluru; On-site; INR 3,000,000 - 5,400,000; Full time

Job summary

London Stock Exchange Group is seeking a Senior Site Reliability Engineer to deliver and support critical Azure-based applications. You will drive reliability through automation, observability, and robust CI/CD pipelines, while coordinating with teams across the globe.

The ideal candidate has 5+ years in SRE/DevOps, strong ITIL knowledge, and hands-on Azure experience, including Fabric and Purview. This role emphasizes proactive problem solving, security coordination, and ongoing learning within

Qualifications

• Degree in Computer Science, Software Engineering, Electronics/Electrical Engineering, or equivalent.
• 5+ years of experience as a site reliability engineer or DevOps engineer responsible for application availability and reliability, implementing automation, and optimizing system performance.
• Extensive hands-on experience with Azure services preferably Microsoft Fabric and Purview.
• Familiarity with infrastructure-as-a-code tools such as Terraform and Azure Resource Manager.
• Scripting and automation skills using Python, PowerShell, or other languages.
• Strong knowledge of ITIL framework and best practices for incident, change, configuration, and problem management.
• Have a good understanding of REST API.
• Excellent English communication skill.
• Must be able to work with stakeholders located globally.
• Excellent troubleshooting skills and ability to analyze complex issues.

Responsibilities

• Investigates and resolves complex incidents escalated to the team.
• Runs post incident review sessions and implements fixes and improvements.
• Conduct service transition activities including establishing metrics to track performance, setting up monitoring, Runbook updates, executing Game Day/OAT, and support team training.
• Maintains services once they are live by measuring and monitoring availability, latency, and overall system health.
• Scales systems sustainably through automation and observability, evolving systems by advocating for changes that improve reliability and velocity.
• Maintains scalable and efficient CI/CD pipelines for application enhancement and fixes.
• Conducts regular capacity and finops review based on usage trends and growth projections.
• Develops disaster recovery (DR) plans and conducts regular DR testing to validate recovery procedures and identify areas for improvement.
• Ensures application compliance with regulatory and security requirements.
• Proactively continues to build and apply relevant domain knowledge that may relate to workflows, data pipelines, business policies, configurations, and constraints.
• Coordinates on security principal access management and triages security issues.

Skills

Azure

Python scripting

CI/CD automation

Incident management

English communication

Education

Bachelor's degree in CS/SE

Tools

Terraform

Azure Resource Manager

PowerShell

Job description

We are looking for a Senior Site Reliability Engineer to join our team delivering and supporting critical applications running on Azure. The ideal candidate will be an expert in Azure services, have a combination of SRE and DevOps skills including automation, monitoring, observability, CI/CD, incident management, and have a deep understanding of end to end application workflow. As a Senior Site Reliability Engineer, you will play a pivotal role in ensuring the reliability and performance of our applications throughout the lifecycle.

We are looking for intellectually curious people, passionate about the bigger picture of how technology industry is evolving, ready to ask difficult questions and deal with complicated scenarios! If you are creative and a problem solver, this is the place to be as will be supporting you to fast-forward your career! We enhance each employee’s potential through personal development through a wide range of learning tools both formal and informal.

Role, Responsibilities and Key Accountabilities:

• Investigates and resolves complex incidents escalated to the team.
• Runs post incident review sessions and implements fixes and improvements.
• Conduct service transition activities including establishing metrics to track performance, setting up monitoring, Runbook updates, executing Game Day/OAT, and support team training.
• Maintains services once they are live by measuring and monitoring availability, latency, and overall system health.
• Scales systems sustainably through mechanisms like automation and observability, evolving systems by advocating for changes that improve reliability and velocity.
• Maintains scalable and efficient CI/CD pipelines for application enhancement and fixes.
• Conducts regular capacity and finops review based on usage trends and growth projections.
• Develops disaster recovery (DR) plans and conducts regular DR testing to validate recovery procedures and identify areas for improvement.
• Ensures application compliance with regulatory and security requirements.
• Proactively continues to build and apply relevant domain knowledge that may relate to workflows, data pipelines, business policies, configurations, and constraints.
• Coordinates on security principal access management and triages security issues.

Qualifications and Experience:

• Degree in Computer Science, Software Engineering, Electronics/Electrical Engineering, or equivalent.
• 5+ years of experience working as a site reliability engineer or DevOps engineer responsible for application availability and reliability, implementing automation, and optimizing system performance.
• Extensive hands‑on experience with Azure services preferably Microsoft Fabric and Purview.
• Familiarity with infrastructure-as-a-code tools such as Terraform and Azure Resource Manager.
• Scripting and automation skills using Python, PowerShell, or other languages.
• Strong knowledge of ITIL framework and best practices for incident, change, configuration, and problem management.
• Have a good understanding of REST API.
• Excellent English communication skill.
• Must be able to work with stakeholders located globally.
• Excellent troubleshooting skills and ability to analyze complex issues.

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. You will be part of a collaborative and creative culture where we encourage new ideas and are committed to sustainability across our global business. You will experience the critical role we have in helping to re‑engineer the financial ecosystem to support and drive sustainable economic growth. Together, we are aiming to achieve this growth by accelerating the just transition to net zero, enabling growth of the green economy and creating inclusive economic opportunity.

LSEG offers a range of tailored benefits and support, including healthcare, retirement planning, paid volunteering days and wellbeing initiatives.

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.

Proud to share LSEG in the India is Great Place to Work certified (Jun ’25 – Jun ’26). Learn more about life and purpose of our company directly from India colleagues’ video: Bengaluru, India | Where We Work | LSEG.

Join us and be part of a team that values innovation, quality, and continuous improvement.

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. You will be part of a collaborative and creative culture where we encourage new ideas and are committed to sustainability across our global business. You will experience the critical role we have in helping to re‑engineer the financial ecosystem to support and drive sustainable economic growth. Together, we are aiming to achieve this growth by accelerating the just transition to net zero, enabling growth of the green economy and creating inclusive economic opportunity.

LSEG offers a range of tailored benefits and support, including healthcare, retirement planning, paid volunteering days and wellbeing initiatives.

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.

Proud to share LSEG in the India is Great Place to Work certified (Jun ’25 – Jun ’26). Learn more about life and purpose of our company directly from India colleagues’ video: Bengaluru, India | Where We Work | LSEG.

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.