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  1. All roles
  2. London Stock Exchange Group
  3. Principal Network Engineer (Real Time/Markets)
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London Stock Exchange Group

Principal Network Engineer (Real Time/Markets)

OnsitePrincipalthe United KingdomFinTechPlatform

Our Take

Build and design real-time networks for LSEG's popular financial products.

What you’ll do

  • Design and build networks and related services
  • Work with low-latency trading platforms
  • Implement network automation and DevOps principles
  • Interpret network traces and use packet capture devices
  • Collaborate with developers and business customers
  • Accelerate cloud computing adoption
  • Support global network expansion

What they’re looking for

  • Expertise in venue/exchange feeds and market data distribution
  • Experience with Cisco and Arista low-latency platforms
  • Knowledge of Firewalls, PTP, DNS, and multicast
  • Proficiency in network automation, Python, and Git
  • Experience in financial services
  • Understanding of network fabrics and advanced routing
  • Familiarity with observability and telemetry tools

What you get

  • In-house and external training
  • Healthcare
  • Retirement planning
  • Paid volunteering days
  • Wellbeing initiatives

Skills & Focus Areas

  • Cisco
  • Arista
  • Firewalls
  • PTP
  • DNS
  • multicast
  • Python
  • DevOps

As posted by London Stock Exchange Group

Principal Network Engineer (Real Time/Markets)

A great opportunity to join a fast paced, global company working with the newest technology designing and building networks and related services for some of LSEG's most popular products.

The role calls for an expert engineer with a background in venue and exchange feeds, market data distribution and low latency trading platforms.

You will have a demonstrable background in financial services and experience with both Cisco and Arista low latency trading platforms, Firewalls, PTP, DNS and in depth knowledge of network fabrics using multicast, advanced routing and a fascination for observability and telemetry.

Working with tools such as packet capture devices, having the ability to interpret network traces and using products such as Corvil will be a tremendous advantage. 

Previous roles working in environments such as carrier hotels and colocation centres, their uses andways of working is another huge advantage. 

Joining a phenomenal, friendly distributed team based across four locations working closely with developers, application owners and business customers to produce best of breed products.  We pride ourselves on our people, their skills and aid their development through in house and external training.

The role itself is a real mixture, we're going through technical refresh, accelerating our use of cloud computing, looking at our presence in many more global locations and working ever more closely to deliver product based solutions !

A real must is experience within network automation, python coding, pipelines, GIT and working to Dev/Ops principles will be part of your day to day job. We operate in small squads where there is never a wrong answer and everyone's input is valued.

In Summary

  • Arista and Cisco Low latency platforms
  • Observability and Monitoring especially in low latency environments
  • Security and Firewalls
  • Precision Time Protocol and DNS
  • Multicast in global trading environments
  • In depth knowledge of IP Routing
  • Experience working in financial services
     

Proud to share LSEG in the India is Great Place to Work certified (Jun ’25 – Jun ’26).

Learn more about life and purpose of our company directly from India colleagues’ video: Bengaluru, India | Where We Work | LSEG

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.

Location
the United Kingdom
Work mode
Onsite
Track
IC (Individual Contributor)
Seniority
Principal
Type
FULL_TIME
PostedMay 20
London Stock Exchange Group logo
London Stock Exchange Group
lseg.com
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