Lead C++ Observability Engineer

London Stock Exchange Group; St. Louis (MO); On-site; USD 150,000 - 210,000; Full time

Job summary

London Stock Exchange Group is seeking a Lead C++ Observability Engineer in St. Louis to drive strategy and hands-on implementation of observability across Real-Time Collections squads.

You will develop in a low-latency C++ environment and embed observability across the SDLC to improve customer experience of market data. You will guide teams on SLIs/SLOs, build telemetry dashboards, and establish GitOps workflows for observability assets, influencing architecture and reliability decisions from

Qualifications

• Proven C++ development experience in a low-latency environment.
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Responsibilities

• Lead the Real-Time Unified Observability roadmap for Real-Time Collections and Contributions.
• “Hands on” C++ development in a low-latency environment.
• Embed Observability as a Practice across the software development lifecycle.
• Guide teams to build customer-centric SLIs and dashboards for market data.
• Establish GitOps/API-driven workflows for observability assets in build pipelines.

Skills

C++ development

Observability engineering

Distributed tracing

SLI/SLO design

Leadership & coaching

DevOps & CI/CD

Telemetry pipelines

Cloud-native / Kubernetes

GitOps

eBPF tracing

Tools

Kubernetes

GitOps

API-driven workflows

eBPF

Job description

## Lead C++ Observability EngineerApplylocations: USA-St. Louis-795 Office Pkwytime type: Full timeposted on: Posted Todayjob requisition id: R0119145The Lead Observability Engineer drives the strategy, design, and hands‐on implementation of observability across all Real‐Time Collections squads. The role focuses on measuring and optimising customer experience of exchange data, embedding observability as a core engineering practice within applications and builds, and providing guidance and expert consultancy throughout the development lifecycle.## Key Responsibilities* Lead the implementation of the Real-Time Unified Observability roadmap for Real‐Time Collections and Contributions. Laser-focused on ensuring customer experience is measurable, visible, and continuously improved.* Hands on C++ Development in a low-latency environment* Work hands‐on with Collections squads to embed "Observability as a Practice" throughout the software development lifecycle. Support and encourage engineers to observe their software throughout Dev, Test, PPE and Prod.* Guide teams in building customer‐centric SLIs and insight dashboards that reflect timeliness, completeness, accuracy, and stability of market data.* Establish repeatable GitOps/API‐driven workflows for observability assets within build pipelines, ensuring consistent deployment and versioning.* Influence platform architecture and reliability decisions across Collections, ensuring observability considerations are baked into design early.## Requirements:* Base technical proficiency in C++ in order to engage with full-time developers.* Deep experience with observability engineering such as distributed tracing, and real‐time metrics pipelines.* Excellent leadership skills: able to coach teams, influence engineering culture, and drive cross‐team alignment.* Strong analytical mindset for diagnosing complex distributed‐system behaviours and customer impact.* Effective communicator with the ability to simplify system performance concepts for broader stakeholders.Preferred:* Strong background in SLI/SLO design, especially for latency‐sensitive or market data systems* Ability to design and deliver end‐to‐end telemetry solutions across multiple teams and services* Skilled in cloud‐native, containerized, and Kubernetes environments* Proficiency with API- and GitOps-based workflows, config‐as‐code, and automated telemetry promotion.* Experience with eBPF diagnostic capabilities like tracing, network performance and app profiling.**Career Stage:**Manager**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.