Principal Network Engineer

ABOUT US:

LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a commitment to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, handle risk and create jobs. It’s how we’ve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services – and our open-access model – we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity. LSEG is headquartered in the United Kingdom, with significant operations in 70 countries across EMEA, North America, Latin America and Asia Pacific. We employ 25,000 people globally, more than half located in Asia Pacific. LSEG’s ticker symbol is LSEG.

ABOUT US:

LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a commitment to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, handle risk and create jobs. It’s how we’ve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services – and our open-access model – we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity. LSEG is headquartered in the United Kingdom, with significant operations in 70 countries across EMEA, North America, Latin America and Asia Pacific. We employ 25,000 people globally, more than half located in Asia Pacific. LSEG’s ticker symbol is LSEG.

Our People:

People are at the heart of what we do and drive the success of our business. Our culture of connecting, creating opportunity and delivering excellence shape how we think, how we do things and how we help our people fulfil their potential. We embrace diversity and actively seek to attract individuals with unique backgrounds and perspectives. We break down barriers and encourage teamwork, enabling innovation and rapid development of solutions that make a difference. Our workplace generates an enriching and exciting experience for our people and customers alike. Our vision is to build an inclusive culture in which everyone feels encouraged to fulfil their potential. We know that real personal growth cannot be achieved by simply climbing a career ladder – which is why we encourage and enable a wealth of avenues and interesting opportunities for everyone to broaden and deepen their skills and expertise. As a global organization spanning 70 countries and one rooted in a culture of growth, opportunity, diversity and innovation, LSEG is a place where everyone can grow, develop and fulfil your potential with relevant careers.

Role Summary:

As the High-Skills Network Technical Lead, your main responsibility will be to ensure the ongoing support and reliability of all components within the LSEG ecosystem, including platforms, networks, applications, and services. In this role, you will provide 4th-line support to the Network Products and Services functions, ensuring the operational stability and adaptability of the LSEG global network. Your key focus will be on creating and maintaining software automation that improves the reliability and availability of digital platforms and their software delivery pipelines.

What You will be Doing:

• You will play a significant role in designing, building, and maintaining systems, software, and applications across various domains. Your goal is to achieve the highest quality outcomes.
• Independently, you’ll make technical design and amendment decisions, leading the workload effectively.
• By analyzing data and understanding business requirements, you’ll translate them into technical requirements, ensuring alignment with infrastructure and network capacity needs.
• You’ll complete relevant reporting documentation, ensuring it adheres to both internal and external standards.
• Collaborating closely with other business areas, you’ll schedule and coordinate capacity and network upgrades, meeting service level objectives.
• When vital, you’ll lead upgrades, coordinating efforts with internal teams and third parties.
• Building accurate documentation and monitoring system performance are crucial to contribute optimally to business activities and continuous improvement.
• You’ll support the deployment of emergent engineering patterns across development teams.
• Contributing to creating solutions, you’ll coordinate design work within the infrastructure and network domain.

What You will Bring:

Preferred Skills and Experience:

• A bachelor’s degree or equivalent experience in an IT‑related field is essential.
• Previous roles in architecture or engineering are valuable.
• Significant experience in technology-focused positions is crucial.
• Extensive knowledge of routing and switching protocols, with a preference for CCIE certification, is highly desirable.
• Proven years of experience in network products and services, ideally working with Cisco, Juniper, and Arista technologies while actively pursuing further accreditation, is important.
• Expertise spanning LAN, WAN, HSRP, NAT, MPLS, VPN, GRE, BGP, and OSPF is vital.
• Knowledge of multicast concepts, including IGMP, RP, and PIM, is beneficial.
• Familiarity with low‑latency technologies commonly deployed in the financial sector is advantageous.
• Excellent knowledge of network Packet analysis and Packet Capture tools gives to operational efficiency.
• Experience with Data Centre Networking, including Software‑Defined Networking (SDN), Cisco ACI, VxLAN, and related technologies, is valuable.
• Understanding cloud environments and possessing knowledge of network security, including standard processes, is beneficial.
• Familiarity with load balancing technologies, TCP/IP, and multicast in internet environments is important.
• Proficiency in required Service Management processes, ideally with ITIL knowledge, is advantageous.
• Exposure to the financial sector and its associated technologies is valuable.
• Proficiency in Python and Ansible allows for streamlined tasks.
• Strong spoken and written English language skills, combined with client management abilities, supply to successful collaboration

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.