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Senior Lead, Software Development Engineer in Test

LSEG (London Stock Exchange Group)
795 Office Parkway (Show on map)
Dec 10, 2025

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.

We are seeking a Senior Quality Engineer for our Real-Time Engineering Team. Quality Engineers are involved in requirements analysis, test planning, writing test cases/scripts, test case automation, and execution of all testing (which may include application integration, system, system/network integration, performance testing, and acceptance testing) required to ensure that the software is of the highest quality. After the project is released to production, these teammates also provide support to our internal customer, the technical operations group, as well as service management. Additionally, this role plays a meaningful part in internal process audit and improvement to build efficiencies.

Scope and Impact
  • Typically work in a single QA team, as a member of a DevOps team.
  • Work on projects/changes, typically requiring a general understanding of coordinated systems and/or at least one development environment.
  • Accountable for the quality of own work, delivered within agreed procedures and timeframes, and passionate about internal and/or external customer needs.
  • Work independently within defined parameters, taking ownership of problems within own area of knowledge.
  • Decisions taken are made within guidelines.
  • Make recommendations for process improvements to immediate manager.
  • Some roles are responsible for limited coordination of the work of others.
  • Work under general supervision, carrying out procedures to validate that all information systems products and services meet minimum company standards and end-user requirements.
  • Develop scripts and test cases; test modules of larger software products or smaller stand-alone software products to ensure accurate operation and freedom from defects. Document all problems and work to resolve them. Report progress on problem resolution to management.
  • Implement pre-determined improvements to current procedures and report on success of changes. Perform workflow analysis and recommend quality improvements.
Required Education/Experience
  • Bachelor's degree or related experience (or above) in Computer Science, Software Engineering, Electrical Engineering, or related subject area.
  • Minimum of 3 years testing or other development experience.
  • Demonstrated expertise with software testing methodologies and tools.
  • Excellent English language skills.
  • Proficiency in Windows Server and/or Unix/Linux.
  • Familiarity with Cloud technologies such as AWS/Azure.
  • Experience with formal software development lifecycle and good knowledge of processes such as CMM/CMMI.
  • Good awareness of customer service and be an active teammate!
  • In-depth analysis capability.
  • Test automation and programming language skills; proficient in one or two coding languages (e.g., Shell/Python/Perl/Robot and/or C/C#/Java/VB), with at least 2 years of experience in automation and 2-5 years programming experience.
  • Some experience with Networking, TCP/IP, financial markets, or project management is a nice-to-have.

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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