Team Lead, Site Reliability Engineering

Company Profile LSEG London Stock Exchange Group is a world-leading financial markets infrastructure and data business We are dedicated open-access partners with a commitment to excellence in delivering services across Data Analytics Capital Markets and Post Trade Backed by three hundred years of experience innovative technologies and a team of over 23 000 people in 70 countries our purpose is driving financial stability empowering economies and enabling customers to create sustainable growth Role Profile We are looking for a highly skilled Team Lead Site Reliability Engineering within our Corporate Technology CT division This key role leads our External Digital team responsible for the administration and management of various mission-critical applications As a Team Lead you will guide a team of engineers in ensuring the high availability performance and security of our application infrastructure The ideal candidate will bring strong technical expertise excellent leadership skills and a passion for reliability engineering Lead Site Reliability Engineering- Corporate Technology Company Profile LSEG London Stock Exchange Group is a world-leading financial markets infrastructure and data business We are dedicated open-access partners with a commitment to excellence in delivering services across Data Analytics Capital Markets and Post Trade Backed by three hundred years of experience innovative technologies and a team of over 23 000 people in 70 countries our purpose is driving financial stability empowering economies and enabling customers to create sustainable growth Role Profile We are looking for a highly skilled Lead Site Reliability Engineering within our Corporate Technology CT division This key role leads our External Digital team responsible for the administration and management of various mission-critical applications As a Tech Lead you will guide a team of engineers in ensuring the high availability performance and security of our application infrastructure The ideal candidate will bring strong technical expertise excellent leadership skills and a passion for reliability engineering Key Responsibilities Collaborate with development and infrastructure teams to design implement and maintain scalable secure environments Monitor troubleshoot and resolve system performance issues providing root cause analysis for incidents and outages Automate tasks and optimize processes through scripting and tools like Shell Python and PowerShell to improve system efficiency Develop and maintain disaster recovery plans ensuring regular testing and drills Oversee application deployments configuration changes and system maintenance patches upgrades Provide technical mentorship and guidance to team members fostering professional development Maintain documentation for system configurations processes and procedures Collaborate with vendors partners and Adobe support to resolve platform issues and ensure smooth integrations Participate in incident change and problem management processes ensuring adherence to established protocols Stay up to date with industry trends and technologies ensuring that LSEG s infrastructure remains competitive and secure Availability for escalation via on-call support members when necessary in a 24x7 on-call weekly rotation Technical Skills 6 years of hands-on experience designing deploying and managing cloud infrastructures primarily in AWS including VPC design IAM policies EC2 ECS EKS management CloudFormation and cost optimization 6 years of experience in Linux systems engineering with deep expertise in performance tuning system hardening high availability and security best practices across large-scale distributed environments Strong leadership in implementing and maintaining highly reliable scalable and observable cloud architectures with deep understanding of SRE principles SLIs SLOs error budgets and incident response protocols Extensive experience in automation and Infrastructure-as-Code IaC using tools like Terraform Ansible and CloudFormation enabling consistent and repeatable infrastructure provisioning Advanced scripting and automation skills with Python Bash Shell and PowerShell driving efficiency in operations system automation and custom tooling In-depth knowledge of DevOps practices and CI CD pipelines including version control Git CI tools Jenkins GitLab CI artifact management Nexus and continuous testing and deployment strategies Experienced in monitoring observability and alerting using platforms such as Prometheus Grafana Datadog New Relic and Splunk with a focus on proactive issue detection and RCA Strong proficiency in web technologies and middleware including Java-based applications Apache Nginx HTTP protocols caching strategies and performance tuning Hands-on experience with DNS management SSL TLS PKI infrastructure and ITSM tools like Jira Confluence and ServiceNow to manage change incidents and knowledge Proven track record of leading cross-functional SRE and DevOps teams driving operational excellence implementing reliability best practices and mentoring engineers Good to have Experience with Adobe Experience Manager AEM AEM-admin supporting content management system administration deployment and troubleshooting in enterprise environments Preferred Qualifications Strong organizational time management and problem-solving skills Ability to work independently and collaboratively in a fast-paced environment Strong communication skills in English both written and spoken Knowledge of financial markets and industry trends is a plus Relevant AWS AEM certifications are a benefit Education BS MS in Computer Science Software Engineering or a related STEM field preferred 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 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 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