Software Engineer (Java, Spring Boot & Python)
Confirmed on the employer's own hiring board on Nov 8, 2026. First seen by Alion on Nov 5, 2026. London Stock Exchange Group scores B on the Alion truth index.
About the Role
As part of the AI & Data Engineering group, our team builds internal and customer-facing AI focused web applications for monitoring, onboarding, workflow management, and reporting across LSEG's real-time data and delivery estate. We work closely with business participants and customers to deliver reliable, data-driven solutions that simplify operations and improve user experience.
Key Responsibilities
- Design, build, and enhance AI enabled backend services, RESTful APIs, microservices, data pipelines, and reporting solutions using Java (Spring Boot) and Python.
- Take ownership of features from requirements through development, testing, deployment, and production support.
- Collaborate with participants, Business Analysts, and Product Owners to understand requirements, challenge assumptions, and propose effective technical solutions.
- See opportunities to automate repetitive processes and improve operational efficiency.
- Maintain and improve application reliability, security, performance, documentation, and overall technical health.
Required Skills & Experience
- 4 to 7 years of professional experience building and supporting production software in enterprise environments.
- Strong experience in Java (Spring Boot) and good working knowledge of Python.
- Experience designing, building, and integrating RESTful APIs and microservices.
- Strong SQL and relational database experience (PostgreSQL or similar), with exposure to Snowflake or other cloud data warehouse technologies.
- Experience with automated testing, Git, CI/CD pipelines, code quality practices, and modern software delivery processes.
- Familiarity with AWS, Docker, Kubernetes, and event-driven architecture using technologies such as Kafka, Redis, or similar platforms.
- Understanding of secure coding practices, common application vulnerabilities, authentication, and authorization concepts.
- Strong analytical, problem-solving, communication, and participant engagement skills, with the ability to translate business requirements into practical technical solutions.
- Hands-on experience with AI-assisted development, prompt and context engineering, LLM APIs, AI agents, MCP, and RAG-based solutions, with a responsible approach to correctness, security, privacy, and maintainability.
What Success Looks Like
- Delivers reliable, high-quality backend services and enhancements from requirements through production support.
- Collaborate effectively with participants to understand business problems and deliver practical solutions.
- Contributes to a culture of engineering excellence through automation, continuous improvement, and knowledge enablement
- Uses AI tools effectively and responsibly to improve software quality, productivity, and delivery outcomes.
- Helps maintain secure, scalable, resilient, and well-documented systems that support business operations.
We recognize that to attract the best talent, we need to be flexible, and we are open to discussing work arrangements with you. We take a hybrid approach to the workplace; this role is considered ‘digital first’, which requires attending the office at least one day per week while some teams and colleagues choose to collaborate in the office more frequently.
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.
We're proud to have been recognised as a Great Place to Work® in India ‘25
Career Stage:
Senior AssociateLondon 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.