Senior Platform Engineer

ABOUT US:
 

ROLE SUMMARY:

This is an exciting opportunity to join a high impact engineering team responsible for developing and evolving the LOCP platform, a strategic technology enabling the migration of flagship real time systems onto an advanced, cutting-edge container platform designed for ultra-low latency, high throughput, and resilience.

You will be working at the forefront of platform engineering, contributing to the design, implementation, and evolution of enterprise scale infrastructure and platform capabilities that operate at extraordinary scale.

Working alongside engineering, product, architecture, and SRE specialists, you will contribute to the engineering excellence that underpins some of the world's most demanding technology environments.

This role offers an exceptional opportunity to deepen your technical expertise, work with leading-edge technologies, and contribute to world class platform solutions within a highly supportive, collaborative, and innovative engineering culture.

WHAT YOU'LL BE DOING:

• Design, develop, implement, and support LOCP platform capabilities across development, test, and production environments.

• Build and maintain platform services using Infrastructure as Code, automation, and modern engineering practices.

• Participate in technical design discussions and contribute to engineering decisions within your areas of responsibility.

• Apply Site Reliability Engineering (SRE) principles to improve platform reliability, scalability, performance, and operational effectiveness.

• Develop and enhance observability capabilities through logging, metrics, tracing, dashboards, and alerting solutions.

• Perform troubleshooting, root cause analysis, and problem resolution across platform services and infrastructure components.

• Work closely with Lead Engineers, Principal Engineers, architects, product teams, and application owners to deliver platform capabilities aligned to business needs.

• Participate in peer reviews, knowledge sharing, and engineering community activities.

• Continuously develop technical expertise and remain current with emerging platform, cloud native, and observability technologies.

• Contribute positively to a culture of collaboration, innovation, ownership, and continuous learning.

• Operate effectively within agile and iterative delivery models.

• Deliver high quality engineering outcomes through testing, documentation, automation, and adherence to engineering standards.

• Balance multiple priorities while maintaining a focus on quality, reliability, and customer outcomes.

• Demonstrate accountability, teamwork, and a proactive approach to problem solving.

WHAT YOU'LL BRING:

• Building, operating, or supporting Kubernetes-based platforms in enterprise or large-scale production environments.

• Infrastructure as Code, particularly Terraform.

• Site Reliability Engineering (SRE) practices, including automation, operational excellence, incident management, and service reliability.

• Observability technologies covering metrics, logging, tracing, monitoring, alerting, and dashboarding.

• Software engineering and automation development using Go (Golang).

• Linux systems knowledge, including troubleshooting, performance analysis, and platform operations; experience with CI/CD pipelines, Git-based workflows, and modern software delivery practices.

• Strong analytical and problem-solving skills.

• Effective communication skills and the ability to work collaboratively across technical teams.

• Commitment to engineering excellence and a passion for learning, developing new capabilities, and taking ownership of engineering challenges.

If you are passionate about platform engineering, cloud native technologies, automation, reliability, and continuous learning, this role offers an outstanding opportunity to build your expertise while helping deliver the next generation of enterprise-scale platform solutions.

Join us and help shape world class platform solutions that power the future of global technology services.

Career Stage:

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.

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