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Senior Lead Engineer; Java

Job in Craigavon, County Armagh, BT62, Northern Ireland, UK
Listing for: London Stock Exchange Group
Full Time position
Listed on 2026-03-02
Job specializations:
  • Software Development
    Java Developer, Software Engineer, Cloud Engineer - Software, Backend Developer
Job Description & How to Apply Below
Position: Senior Lead Engineer(Java)
** Company Summary
** 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.

Through a comprehensive suite of trusted financial market infrastructure services – and our open-access model – we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity.

LSEG is headquartered in the United Kingdom, with significant operations in 70 countries across EMEA, North America, Latin America and Asia Pacific. We employ 25,000 people globally, more than half located in Asia Pacific. LSEG’s ticker symbol is LSEG.
** Position Summary
** This position is within Acadia.  Acadia is wholly owned by LSEG (London Stock Exchange Group) and is part of its Post Trade division.

We’re looking for a Java software developer to join our Workflow team to help us build and extend our platform and services. The developer will be responsible for implementation of new functionality and ongoing maintenance of the services owned by the team.
** Role Responsibilities
*** Work with a broader multi-functional team that includes other developers, testers, and product managers.
* Work with a variety of technologies, including Java, Mongo

DB, Docker, Ansible.
* Learn to provide high quality code and technical design reviews.
* Contribute to the code base, with a mind to standard processes and an equally high degree of autonomy.
** Experience and Qualifications Required
*** A Bachelor’s Degree in Computer Science, or a related engineering field.
* 12+ years of experience in a modern programming language, preferably Java
* Knowledge of scalable distributed systems with deep understanding of object oriented design and design patterns.
* Knowledge of designing APIs and microservices.
* Experience working on web technologies
* Experience using Kubernetes, Docker, and Jenkins, for containerization and CI/CD is a plus.
* Excellent communication skills and ability to work effectively with developers, testers, and business team members.

At LSEG we embrace diversity and actively seek to attract individuals with unique backgrounds and perspectives. We break down barriers and encourage collaboration, enabling innovation and rapid development of solutions that make a difference. Our workplace generates an enriching and rewarding experience for our people and customers alike. Our vision is to build an inclusive culture in which everyone feels driven to reach their potential.

Proud to share LSEG in the India is Great Place to Work certified (Jun ’25 – Jun ’26).Learn more about life and purpose of our company directly from India colleagues’ video:
** Career Stage:
** Manager
* * 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…
Position Requirements
10+ Years work experience
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