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Senior QA Engineer

LSEG (London Stock Exchange)

GBR-Edinburgh-5th Floor, Exchange Tower permanent

Posted: March 26, 2026

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Quick Summary

Play a key role in ensuring the quality and reliability of the LSEG Data Management Solution (LDMS) system, liaising with clients and development teams to ensure seamless integration and testing.

Job Description

Senior QA Engineer Job Advert

LSEG Data Management Solution (LDMS) is a modular system for the collection of commodities and financial data curves, which typically include forecast and actual commodity consumption and production, and actual and forecast market prices. It aggregates data from systems across LSEG, as well third party and customers’ own systems. It’s an important service, which is embedded in the workflows of many of our largest customers.

The Senior QA Engineer will liaise with clients, development teams, and/or other staff under the direction of the QA Team Lead to play a key role in providing test services both to clients and internally. The Senior QA Engineer will help ensure LSEG has clear and precise test processes and other required documentation. They will also participate in product support to the client base. Excellent technical skills, effective communication, the ability to understand business requirements and implement effective and efficient solutions is key to the role.

At LSEG, we consider on providing opportunities equally as priority, we strive to establish teams that are diverse and encourage coordinated working and sharing of ideas!

Main Responsibilities / Accountabilities:

• Work closely with development teams to understand product architecture, functionality, and to ensure project success

• Take a proactive approach to identification, prevention and support for defects

• Writing automated test and test harnesses application and services under test.

• Writing and reviewing test strategies, test plans and test cases based on agile stories and/or product requirements

• Contribute to the automation framework Development

Essential Skills/Experience Required:

• 3+ year of quality engineer experience with a proven background in writing structured automated tests

• Demonstrable experience in Web application and REST API automation test framework and in developing high quality automation frameworks.

• Experience in TypeScript or JavaScript programming language

• Experience in BDD, TDD, Data driven and Hybrid automation frameworks.

• Demonstrable experience to programmatically test products; measure test coverage; develop automation, profiling, and performance/ load testing tools.

• Experience with Web application standards and REST API's (Web services, JSON, HTTP, HTTPs)

• Experience with automation, web deployment and engineering environment tools like Jira, Gitlab, Gitlab Pipeline

• Experience in testing applications on Cloud infrastructure (Azure) is a plus

• Experience using Git commands is a must

• Dedicated, hard-working, a teammate with a "can do" attitude

• Adaptable and can quickly learn new technologies

Desired Skills/Experience Required:

• Good experience using PlayWright and Web Elements

• Good understanding of object-oriented programming techniques

• Experience in using technology/tools such as: VS Code, Locust, Insomnia

Personal Attributes:

• Integrity and trustworthiness

• Respect for others

• Cultural awareness and sensitivity

• Flexibility and adaptability

• Strong work ethic and accountability

• Proactive, continuous-learning demeanour

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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