Lead Site Reliability Engineer

London Stock Exchange Group; Nottingham; On-site; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Equity

Annual bonus

Medical insurance

Dental insurance

Vision coverage

Retirement planning

Volunteer days

Wellbeing programs

Job summary

London Stock Exchange Group in Nottingham seeks a Tech Lead for Site Reliability Engineering to own reliability for risk screening platforms across the EMEA region. You will lead 24x7 operations, drive SLOs/SLIs, and mentor a growing SRE team in a cloud-native environment.

The role requires 8+ years in production ops/SRE/DevOps with 3+ years of people leadership, strong cloud experience (Azure/AWS), and expertise in Kubernetes, Terraform, and observability tooling.

Qualifications

• 8+ years in production operations, SRE, or DevOps roles with at least 3+ years in people management
• Experience managing cloud-native services on Azure and AWS
• Strong understanding of SRE principles (SLOs, SLIs, error budgets, incident response)
• Hands-on experience with container orchestration (Kubernetes, Docker)
• Proficiency in CI/CD pipelines and infrastructure-as-code tools (Terraform, GitHub Actions, Jenkins)
• Familiarity with observability platforms (Datadog, BigPanda, OpenTelemetry)
• Experience working with identity platforms and/or fraud detection systems
• Excellent communication and stakeholder management skills
• Strong analytical mindset with focus on measurable outcomes and continuous improvement

Responsibilities

• Technical Ownership for Identity & Fraud Platforms Lead
• 24×7 reliability operations for Screening services, ensuring uptime, performance, and compliance across WC1 and World Check verify Applications
• Define and implement SLOs, SLIs, and error budgets; maintain reliability scorecards and drive improvements through engineering backlogs
• Act as Major Incident Commander during critical outages; lead blameless post-incident reviews and ensure learnings are institutionalized
• Drive automation-first mindset across incident response, deployment, compliance, and observability
• Collaborate with product and engineering teams to embed non-functional requirements and secure-by-design principles into delivery pipelines
• Co-own cloud reliability roadmap with platform teams; standardize tooling for observability, ITSM, and incident communication
• Ensure DR readiness, runbook quality, and resilience patterns are consistently applied across services
• People Leadership – Lead and mentor a team of SRE engineers, fostering a culture of ownership, learning, and engineering excellence. Drive career development, performance management, and technical capability growth across the team. Collaborate with HR and Talent teams to build local hiring pipelines and support workforce planning. Promote well-being and psychological safety within the team; ensure compliance with health and safety standards. Represent Nottingham site in global SRE forums; contribute to offshore strategy and location planning. Partner with vendors and staffing partners to manage workforce augmentation and ensure delivery quality. Support BCP/DR planning and ensure site-level operational readiness for critical events.

Skills

Cloud experience

Azure

AWS

SRE principles

Kubernetes

Docker

Terraform

GitHub Actions

Jenkins

Datadog

OpenTelemetry

BigPanda

Identity platforms

Fraud detection

CI/CD

Stakeholder management

Analytical mindset

Job description

Role Profile

We are seeking an accomplished and forward-thinking technical leader to join our Risk Intelligence organisation as the Tech Lead – Site Reliability Engineering (SRE) for the Risk Screening Product Line. Based in Nottingham, UK, this role will lead the reliability engineering function for critical Screening applications supporting the EMEA region. The successful candidate will be accountable for ensuring the availability, scalability, performance, and security of business‑critical platforms while driving operational resilience and service excellence across a complex, cloud‑native technology landscape. As a key technical leader, you will combine deep expertise in Site Reliability Engineering, cloud operations, and modern software delivery practices with a passion for building high‑performing engineering teams. You will lead reliability strategies, incident management, automation initiatives, and continuous improvement efforts, while partnering closely with product, engineering, and business stakeholders to align technology outcomes with organisational objectives. This role offers an exciting opportunity to influence engineering culture, mentor and develop talent, and establish best‑in‑class operational practices within a growing and innovative UK‑based technology organisation.

Core Responsibilities

• Technical Ownership for Identity & Fraud Platforms Lead
• 24×7 reliability operations for Screening services, ensuring uptime, performance, and compliance across WC1 and World Check verify Applications.
• Define and implement SLOs, SLIs, and error budgets; maintain reliability scorecards and drive improvements through engineering backlogs.
• Act as Major Incident Commander during critical outages; lead blameless post‑incident reviews and ensure learnings are institutionalized.
• Drive automation‑first mindset across incident response, deployment, compliance, and observability.
• Collaborate with product and engineering teams to embed non‑functional requirements and secure‑by‑design principles into delivery pipelines.
• Co‑own cloud reliability roadmap with platform teams; standardize tooling for observability, ITSM, and incident communication.
• Ensure DR readiness, runbook quality, and resilience patterns are consistently applied across services.
• People Leadership – Lead and mentor a team of SRE engineers, fostering a culture of ownership, learning, and engineering excellence. Drive career development, performance management, and technical capability growth across the team. Collaborate with HR and Talent teams to build local hiring pipelines and support workforce planning. Promote well‑being and psychological safety within the team; ensure compliance with health and safety standards. Represent Nottingham site in global SRE forums; contribute to offshore strategy and location planning. Partner with vendors and staffing partners to manage workforce augmentation and ensure delivery quality. Support BCP/DR planning and ensure site‑level operational readiness for critical events.

Required Skills and Experience

• 8+ years in production operations, SRE, or DevOps roles, with at least 3+ years in a people management capacity.
• Proven experience managing cloud‑native services on Azure and AWS, including: Azure SQL, Cosmos DB, Application Gateway, Key Vault, Storage, DNS, Load Balancer, Virtual Machines, Azure Machine Learning, Sentinel; AWS Lambda, ECS, RDS, CloudWatch.
• Strong understanding of SRE principles (SLOs, SLIs, error budgets, incident response).
• Hands‑on experience with container orchestration (Kubernetes, Docker).
• Proficiency in CI/CD pipelines and infrastructure‑as‑code tools (Terraform, GitHub Actions, Jenkins).
• Familiarity with observability platforms (Datadog, BigPanda, OpenTelemetry).
• Experience working with identity platforms and/or fraud detection systems.
• Excellent communication and stakeholder management skills; ability to influence across technical and business domains.
• Strong analytical mindset with a focus on measurable outcomes and continuous improvement.

Personal Attributes

• Empathetic and inclusive leader, committed to team well‑being and growth.
• Strategic thinker with a bias for action and accountability.
• Calm and structured under pressure; able to lead teams through high‑stakes incidents.
• Passionate about engineering excellence, automation, and reliability.
• Strong collaborator who builds trust across teams and geographies.
• Committed to continuous learning and knowledge sharing.

Benefits

• LSEG offers a competitive compensation package, including equity, annual bonus, and a comprehensive benefits package including medical, dental and vision coverage.
• LSEG offers a range of tailored benefits and support, including healthcare, retirement planning, paid volunteering days and wellbeing initiatives.

Equal opportunities

We are proud to be an equal opportunities employer.

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.

About the London Stock Exchange Group

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 culture of connecting, creating opportunity and delivering excellence shapes how we think, how we do things and how we help our people fulfil their potential. Our Data & Analytics, Capital Markets and Post Trade divisions have a combined power that provides a comprehensive, integrated suite of trusted financial market infrastructure services to help our customers pursue their ambitions. We pride ourselves on a diverse and inclusive workplace where everyone has the opportunity to succeed and build an exciting career. We are committed to creating a diverse and inclusive workplace where everyone has the opportunity to succeed and build an exciting career. LSEG values respect, integrity, excellence, and innovation and encourages our employees to embody those values every day!

Career Stage

Senior Associate

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