Data Engineer
Senior Data Engineer
Bucharestfulltime
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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, 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.
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.
Role profile
The Post Trade Division in LSEG has launched a Data Transformation program called Concorde. The objective is to have a new, centralised, and secure way to manage Post Trade data on cloud native technology in AWS and Snowflake. The operating model is a federated model with Core Engineering teams based in London/Bucharest and Engineers based in each Business division to lead the implementation of tenancies on AWS, Azure and Snowflake.
About The Team
The Concorde Platform Team is responsible for managing a secure, scalable, and highly available cloud platform built on AWS, Azure, and Snowflake. Our mission is to deliver a strategic Common Data and Reporting solution for clients, members, and regulators by consolidating multiple data sources into a centralised reporting data store.
What We Do
By creating a unified data platform, we aim to:
- Unlock data-driven business value and enhance analytics capabilities
- Democratize and monetize data across the organization
- Enable holistic cross-business insights into clients and members
- Empower self-service analytics for stakeholders
- This role offers the opportunity to work on cutting-edge cloud technologies and contribute to building a platform that transforms how data is leveraged across the business.
Key Responsibilities
- As a Senior Data Engineer for the Concorde Platform Team, you will oversee Snowflake platform health, performance, and overall reliability, including troubleshooting ingestion, transformation, and orchestration issues.
- You will provide support to platform tenants on Snowflake and Apache Airflow, ensuring smooth operations across data pipelines.
- Develop and maintain an end‑to‑end testing framework to safeguard tenant flows during platform changes, while continuously optimizing queries and storage for performance and cost efficiency.
- Automate operational tasks through GitLab CI/CD pipelines and contribute to a consistent, well-managed release process.
- Document data architecture, pipeline processes, and best practices, and collaborate with the Snowflake team to evaluate and adopt new tools and frameworks.
- Actively support the release process to ensure consistent, high‑quality platform delivery.
Required Skills:
- Design and development of automated data pipelines and data structures
- 5+ years of working with Python Programming
- 3+ years hands on data engineering experience for data warehouse solutions using Snowflake, SQL or similar
- Experience using Apache Airflow for workflow orchestration
- Hands on experience with building CI/CD pipelines using GitLab or similar tools.
- Experience working with Agile Delivery teams (Scrum, Kanban) and JIRA
- Ability to build automated testing to test data pipelines
- Up-to-date knowledge of technology standards, industry trends, emerging technologies and software development best practices
Optional/Nice-to-have Skills:
- Experience with managing infrastructure using terraform
- Experience with using dbt for data transformation and modelling
- Experience with kafka event streaming and messaging
We are looking for intellectually curious people, passionate about the bigger picture of how technology industry is evolving, ready to ask difficult questions and deal with complicated scenarios. If you are creative and a problem solver, this is the place to be as will be supporting you to fast-forward your career.
We maximize each employee’s potential through personal development and through a wide range of learning tools both formal and informal. We believe that remunerating our people with competitive salaries and a range of attractive benefits such as:
25 days’ holiday per year
1 additional day off for your Birthday
Annual wellness allowance
Share Purchase Plan
Medical Health Insurance
Medical Subscription (preventive medical services)
Dental Coverage
Life insurance
Pillar 3 Private Pension
Meal Vouchers
Flexible Benefits
Bookster
Volunteering Events
Team Buildings
Career Stage:
Senior Associate
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.
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