Technical Specialist

Job Responsibilities:

• Participate in the test development of AI-related products, designing and implementing automated testing solutions;

• Build and maintain test frameworks to improve efficiency and coverage;

• Deeply involved in the development and deployment of the Model Customization Platform (MCP), ensuring model quality and stability;

• Conduct systematic testing for MCP, including functional validation, performance evaluation, and stability testing;

• Support the development and deployment of AI Agents, ensuring robustness and intelligence across various scenarios;

• Stay up-to-date with AI industry trends and propose testing optimization strategies aligned with business needs;

• Assist in the deployment and fine-tuning of Large Language Models (LLMs), contributing to continuous performance improvement;

• Participate in AI application deployment and testing on major cloud platforms such as AWS and Azure;

• Proficient in using AI development platforms including Copilot Studio, Azure AI Foundry, Amazon Bedrock, and Amazon SageMaker for model development, testing, and production;

• Configure and utilize GitLab CI for continuous integration and automated testing;

• Apply best practices in branch strategy and have hands-on experience in resolving merge conflicts and other practical development issues;

• Understands the tech strategy and culture, and how they impact own work as well as adjacent teams

• Demonstrate strong development habits and promote a collaborative engineering culture;

• Communicate fluently in English and collaborate effectively across teams and departments to drive task execution.

Qualifications:

• Master’s degree in Computer Science or related field

• 3–5 years of experience in test development or related roles;

• · Proficient in Python or Java with solid coding skills;

• Familiar with mainstream testing frameworks such as Pytest and TestNG;

• Hands-on experience with AI projects and understanding of model training and deployment workflows;

• Practical experience with MCP and its testing processes is a strong plus;

• Experience in developing and deploying AI Agents is preferred;

• Experience in LLM deployment and optimization is a plus;

• Hands-on experience with AWS and Azure cloud platforms;

• Familiarity with Copilot Studio, Azure AI Foundry, Amazon Bedrock, and Amazon SageMaker;

• Proficient in GitLab CI and experienced in managing branches and resolving merge conflicts;

• Fluent in English with excellent communication skills and a strong ability to collaborate across teams.

Bonus Skills:

• Experience in AI model evaluation, data processing, and performance testing;

• Familiarity with mainstream AI frameworks such as TensorFlow and PyTorch;

• Experience with DevOps and CI/CD practices.

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.

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