Developer SDET

Overview

We are looking for a Software Development Engineer in Test (SDET) or highly technical automation tester who comes from a Java Software Development background. The role is to assist in the development of the new Index platform for the FTSE-Russell Index business of the London Stock Exchange Group (LSEG). The Index Platform team is responsible for the calculation, maintenance and distribution of Index products. You will be working on innovative technologies with a team of engineers to implement solutions which support the strategic growth of the Index business. You will be involved in the development of complex test tools and solutions as well as new test frameworks, starting from a blank slate in some cases, to help ensure the quality of a greenfield application build. You will assist with the automated testing of the new solutions including non-functional testing.

In this role, you'll get insights into the world of financial markets, including asset classes such as equities, fixed income instruments like bonds and gilts, and corporate actions.

Key Responsibilities

Software Design & Maintenance: Develop, and maintain complex Java or JavaScript based testing tools to assure the quality of large, scalable microservice architecture systems.

Testing and Quality Assurance: Develop and maintain automated tests including non-functional testing, guaranteeing applications are robust, scalable, and secure. Proactively assist with issue triaging, resolving issues, deducing root causes, and help implement timely fixes or workarounds.

Strategic Teamwork: Collaborate with Product Managers, manual and automation testers, and Software Engineers around the globe to deliver outstanding products. Ensure that the output of test tools provides clear reporting to stakeholders.

L3 Production Support: As an SDET, you would be expected to provide L3 production support and troubleshoot issues efficiently, minimising impact on the business operations. Analyse incidents, identify root causes and implement preventive measures.

Qualifications

Degree or equivalent experience.

5+ years of experience in Software Development and automation testing. You must be ambitious, self-driven and most importantly passionate for perfection and quality in the products you build and deliver.

Required Skills

• Excellent Problem-Solving skills and communication skills.

• Ability to convert business use cases and problems into technical test solutions.

• Proven history of being accountable for the overall quality of the product and services within that product.

• Experience in working closely with the development team to ensure high quality solutions.

• Demonstrates a can-do demeanour, exhibits self-confidence, and work independently.

• Experience in CI/CD tools & automation e.g., Jenkins/GitLab/similar DevOps tooling.

• Experience with Functional and Non-functional testing including performance, scalability and security testing.

• Experience with test scenario and test data preparation.

• Hands on experience in Cloud Technologies (Preferably AWS)

• Experience in working on data analytics and data focussed projects

• Good communication skills both verbal and written.

• Strong team player, problem solver, a self-sufficient individual with an ability to constructively address issues.

• Solid experience in:

• Java, Spring, Maven, Git

• Automated testing

• Relational DB e.g. (Oracle /SQL server /Postgres SQL)

• DevOps (CI/CD) frameworks such as Gitlab/Jenkins

• Microservices and REST/GraphQL APIs

• BDD testing frameworks such as JBehave, Karate or Cucumber/Gerkin

Advantageous Skills

• Experience in financial services with an understanding of financial market data would be helpful.

• Level 3 production support.

• ISTQB Foundation in Software Testing

• Software Development Engineer in Test foundation level (or equivalent)

• Familiarity with technologies such as:

• Zephyr

• JIRA

• Datadog

• Javascript/Typescript

• Selenium

• JMeter/Gatling or other non-functional testing tools

Benefits

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 enhance each employee's potential through personal development through a wide range of learning tools both formal and informal.

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.

Proud to share LSEG in the India is Great Place to Work certified (Jun '25 – Jun '26).

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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