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LSEG (London Stock Exchange Group)

Senior Python (Big data) Engineer

Sorry, this job was removed at 10:23 p.m. (EST) on Tuesday, Aug 19, 2025
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In-Office
New York, NY, USA
111K-184K Annually
In-Office
New York, NY, USA
111K-184K Annually

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As a Customer Success Manager at Attio, you will design and manage retention programs, guide user adoption, and improve customer health while leading strategic initiatives for top accounts.

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 dedication 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, manage 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.

You'll be joining our FX Trade Advanced Analytics team as a Lead Software Engineer. We're responsible for building and delivering complex analytic applications across our regulated FX trading venues.

Our Advanced Analytics team provides traders with the ability to assess historical trading data with comparisons of liquidity providers and data visualization technology. Our existing analytic capability processes millions of FX trade messages every day on AWS cloud through our big data stack including Python, Lambda, Snowpark, Snowflake, Oracle, HBase and Hive.

Responsibilities

You will be responsible for the design and implementation of new analytic application capabilities inside our overall Big Data analytics ecosystem. As such, you will need strong technical abilities, be able to quickly grasp and contribute to existing codebases and express design concepts with a good understanding of functional programming paradigms.

As a senior developer you will be responsible for engineering solutions, upholding rigorous quality standards, contributing to Agile Scrum processes and at times interacting directly with our product stakeholders.

Required Skills
  • Solid grasp of Python with cloud, data warehouse experience, preferably Snowflake.
  • Minimum 7+ years of relevant software engineering experience in the industry
  • 5+ years' experience in delivering application solutions, ideally using big data technologies
  • Proficient with SQL
  • Able to contribute independently and effectively and work well with the team to deliver high-profile projects
Additional Skills and Experience

Some knowledge of, or willingness to learn, technologies such as Snowpark, Lambda, Terraform, Oracle, HBase and Hive

Unit and Integration testing your code (including mocking)

Proficient with version-control solutions using Git

Continuous integration (Gitlab, Bamboo, Jenkins) and/or deployment (Terraform)

Experience working in Agile Scrum methodologies

Linux and bash/ruby scripting

Understanding of FX financial markets

Compensation/Benefits Information:

LSEG is committed to offering competitive Compensation and Benefits. The anticipated base salary for this position is $110,600 - $184,400.

Please be aware base salary ranges may vary by geographic location, city and state. In addition to our offered base salary, this role is eligible for our Annual Incentive Plan (AIP/”bonus plan”). Target AIP rates will be commensurate with role level and posted career stage. Individual salary will be reflective of job related knowledge, skills and equivalent experience. LSEG roles (excluding internships and part-time roles of less than 20 hours per week) are typically eligible for inclusion in our LSEG Benefits program, which includes offerings of: Annual Wellness Allowance, Paid time-off, Medical, Dental, Vision, Flex Spending & Health Savings Options, Prescription Drug plan, 401(K) Savings Plan and Company match. LSEG’s Benefits plan also includes basic life insurance, disability benefits, emergency backup dependent care, adoption assistance commuter assistance etc.

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. You will be part of a collaborative and creative culture where we encourage new ideas and are committed to sustainability across our global business. You will experience the critical role we have in helping to re-engineer the financial ecosystem to support and drive sustainable economic growth. Together, we are aiming to achieve this growth by accelerating the just transition to net zero, enabling growth of the green economy and creating inclusive economic opportunity.

LSEG offers a range of tailored benefits and support, including healthcare, retirement planning, paid volunteering days and wellbeing initiatives.

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.

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.

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