Manager - Site Reliability Engineering | London, UK

Manager - Site Reliability Engineering | London, UK

Full-Time No working from home possible
London Stock Exchange Group

At a Glance

  • Tasks: Lead a high-performing SRE team to ensure system stability and performance.
  • Company: Join the London Stock Exchange Group, a leader in financial markets infrastructure.
  • Benefits: Competitive salary, career growth, and a culture of integrity and excellence.
  • Other info: Opportunity to work in a collaborative culture focused on continuous improvement.
  • Why this job: Make a real impact in a dynamic environment while driving innovation in tech.
  • Qualifications: Proven leadership in SRE roles with deep technical expertise in Oracle databases.

We are looking for a Manager - Site Reliability Engineering to strengthen the Production Management leadership team of Clearing Technology Service. This role demands a proactive and hands-on leader with deep technical expertise and strong critical thinking.

Role summary

You will be responsible for ensuring stability, resilience, and performance of our production systems while driving continuous improvement and SRE best practices across the platform.

What you'll be doing

  • Service Ownership: Assume end-to-end accountability for Clearing production environment, ensuring high availability, optimal performance, and robust resilience of business-critical systems.
  • Incident Management & Crisis Leadership: Act as Incident Commander during major incidents, leading resolution efforts, managing stakeholder communications, and driving root cause analysis and remediation.
  • Team Leadership & Talent Development: Build and mentor a high-performing SRE team. Promote a culture of accountability, continuous improvement, and blameless postmortems to enhance operational excellence.
  • Operational Excellence & SLA Compliance: Ensure consistency to response and resolution SLAs. Oversee efficient ticket management and escalation processes through ServiceNow, removing blockers promptly.
  • Stakeholder Engagement & Relationship Management: Develop strong partnerships across LCH and LSEG teams. Ensure timely delivery of business-critical activities and transparent communication of risks and challenges.
  • Process Optimisation & Continuous Improvement: Monitor and analyse technical processes to identify improvement opportunities. Implement enhancements to minimise business disruption and improve operational efficiency.
  • Risk Management & Compliance: Ensure compliance with regulatory standards and internal governance. Proactively identify and mitigate operational risks.
  • Metrics & Observability: Establish and maintain robust observability practices, employing metrics, logging, and tracing to drive data-driven decisions and improve system health.
  • Out of hours support / On-call support: Be available for overnight support of production services to ensure successful completion of processing. Respond to overnight calls and deal with issues.
  • Disaster Recovery: Participate in Disaster Recovery exercises.

What you'll bring

  • Degree educated or equivalent work experience.
  • Number of years in Production Support / SRE roles with at least 3 years in a leadership capacity.
  • Deep technical expertise in Oracle database - troubleshooting, scalability, performance tuning and optimization.
  • Demonstrated experience implementing SRE frameworks - including SLOs, SLIs, incident management, and chaos engineering.
  • Experience leading teams supporting systems deployed across mixed infrastructure (Cloud and On-Premise, AWS preferred).
  • Solid understanding of change management, risk posture, and production readiness.
  • Strong track record of delivering automation at scale, reducing toil, and eliminating manual operational tasks.
  • Excellent communication and stakeholder management skills, particularly under pressure.
  • Expertise in automation (Python, Shell, PowerShell etc.).
  • Familiarity with observability tools and practices (metrics, logging, tracing).
  • Ability to lead capacity planning and scalability strategies to support growth.
  • Knowledge of clearing and settlement processes in financial markets.
  • Familiarity with regulatory requirements and governance frameworks in financial services.
  • Demonstrated ability to build, mentor, and retain high-performing SRE teams.
  • Good communication and stakeholder management skills under pressure.

Person Specification

  • Demonstrable experience managing SRE or Production Support teams in a critically important financial services environment.
  • Experience managing teams located across multiple locations and time zones.
  • Excellent analytical skills, attention to detail and problem-solving abilities.
  • Solid technical background in the core technologies with several years of experience.
  • Ability to communicate clearly and concisely to IT and business teams and to senior management.
  • Ability to break down complex technical issues into easy to digest format.
  • Familiarity with financial products and terminology.

Career Stage

Manager

About LSEG

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. We value integrity, partnership, excellence and change. We are an equal opportunities employer and promote sustainability and community involvement.

Manager - Site Reliability Engineering | London, UK employer: London Stock Exchange Group

At London Stock Exchange Group, we pride ourselves on being an exceptional employer, offering a dynamic work environment in the heart of London. Our commitment to employee growth is evident through our focus on mentorship and continuous improvement, ensuring that our teams thrive in their roles while contributing to the stability and resilience of critical financial systems. With a culture that values integrity, partnership, and excellence, we provide unique opportunities for impactful work in a collaborative setting, making us an attractive choice for those seeking meaningful careers in the financial services sector.

London Stock Exchange Group

Contact Details:

London Stock Exchange Group Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Manager - Site Reliability Engineering | London, UK

Tap into Campus Networks

If you're still in uni, don’t forget to engage with your campus's career services and attend finance-related events. Banks often do presentations and recruitment drives on campus, so put yourself out there and make use of these opportunities to show off your passion for the field.

Get Certified

Consider pursuing relevant certifications like the CFA or ACCA while you’re job hunting. They not only beef up your CV but also connect you with professional bodies which can lead to networking opportunities and even job openings in banking and financial services.

Connect on Professional Platforms

Join finance-focused groups on platforms like LinkedIn and engage in discussions. This can really help you stand out from the crowd, allowing potential employers to see your knowledge and interest in industry trends. Plus, you might stumble upon job postings shared exclusively within the group.

Apply Directly and Be Proactive

Don’t shy away from reaching out directly to firms like London Stock Exchange Group. Use their websites and apply through them, but also consider following up with a polite email to express your enthusiasm. Being proactive can make a huge difference in getting noticed in the competitive financial services sector.

We think you need these skills to ace Manager - Site Reliability Engineering | London, UK

Service Ownership
Incident Management
Crisis Leadership
Team Leadership
Talent Development
Operational Excellence
SLA Compliance

Some tips for your application 🫡

Show Off Your Numbers!:In the banking and financial services world, quantifiable achievements are key. Make sure your CV highlights your grades in relevant subjects, any financial certifications you hold, and specific projects where you've delivered measurable results. Employers love to see how your skills translate into real-world success.

Tailor Your Cover Letter to the Role:When applying for a full-time position, your cover letter should make a direct connection between your experience and the job description. Don't just state your enthusiasm for finance—dive into how your background in banking or financial analysis sets you apart. Let your passion shine through while being specific about what you can bring to London Stock Exchange Group.

Include Relevant Financial Software Experience:If you've worked with financial modelling tools or software like Excel, SAP, or specific analytical tools during your studies or internships, bring that up! Highlighting your proficiency can really make your application pop and show you're ready to hit the ground running in a full-time role.

Research and Reflect:Before hitting that 'apply' button on London Stock Exchange Group's website, do a little digging. Look up their recent projects, values, and culture. Reflecting their ethos in your application can make a huge difference and show you’re genuinely interested in being part of the team!

How to prepare for a job interview at London Stock Exchange Group

Brush Up on Financial Analysis Skills

Make sure you're well-versed in financial concepts and analytical techniques relevant to banking and financial services. Get comfortable with tools like Excel for modelling or financial forecasting, as technical questions in this area are common during interviews with London Stock Exchange Group.

Prepare for Case Studies

Expect to tackle case studies that demonstrate your problem-solving skills in real-world banking scenarios. Familiarise yourself with the types of problems you might face—think risk assessments or investment evaluations—and be ready to articulate your thought process clearly.

Show Your Passion for Finance

Since this is a full-time position, employers at London Stock Exchange Group will be keen to see your genuine interest in finance. Be prepared to discuss recent industry trends or news articles that excite you, showcasing your enthusiasm and engagement with the field.

Network with Industry Professionals

Before your interview, reach out to current or former London Stock Exchange Group employees on platforms like LinkedIn. They'll offer unique insights into the company's culture and the interview process, which can give us a delightful edge in showcasing a good fit for the team.