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Senior Software Engineer; Java Full Stack

Job in Greater London, London, Greater London, W1B, England, UK
Listing for: London Stock Exchange Group
Full Time position
Listed on 2026-07-09
Job specializations:
  • Software Development
    Software Engineer, Java Developer, DevOps, Full Stack Developer
Salary/Wage Range or Industry Benchmark: 75000 - 95000 GBP Yearly GBP 75000.00 95000.00 YEAR
Job Description & How to Apply Below
Position: Senior Software Engineer (Java Full Stack)
Location: Greater London

About Us:

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 dedication 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.

Role

Summary:

We are seeking a Senior Software Engineer for LSEG’s Elektron Real Time Data Distribution System in the Real Time Core team. The successful candidate will combine strong technical and collaboration skills in a demanding and dynamic environment. You will work directly with your team and with groups across the organisation to ensure the best service for our client base. You will be a member of a multi-skilledteam building and maintaining components for our market leading Elektron system.

We strive for our engineers to work within agile teams that emphasize standard process and believe quality is everyone’s responsibility.

What You’ll Be Doing:

Engage with the product owner, team lead, architects and other members of the global team you'll help build world-class solutions to address our customer needs.

Demonstrating a consistent focus on quality and security, you'll deliver reliable, and robust solutions.

Take initiative to develop knowledge in technology products and tools through on the job learning, certifications and projects.

Actively participating in Scrum meetings, you'll give timely status updates to the Team Lead and/or Scum Master on areas for which you are responsible.

You'll be an excellent communicator and very client focused with strong interpersonal skills.

You'll ensure that the Knowledge Base is kept up to date with the team's knowledge and technical issues' resolution.

What You’ll Bring :

Must have Strong Java experience (minimum 5 years) for cross-platform development, particularly on Linux Strong Spring framework experience

Strong REST API development experience using Spring boot, JPA, JWT/OAuth2, DOJO etc.

Strong Angular, NodeJS, React framework experience

Strong development and migration experience using the Cloud technologies like AWS/Azure/GCPKnowledge of git concepts, CI/CD, release strategy, branching strategy, and development / release pipelines

Excellent verbal communication and written documentation skills.

Able to react to and keep up with constantly evolving technical events and requirements

Degree level qualification (Computing / Computer Science or related field).Nice to have:

Experience with containerization and orchestration (Docker, Kubernetes)
Knowledge of building automation

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 maximise each employee’s potential through personal development through a wide range of learning tools both formal and informal. We believe in remunerating our people with competitive salaries and a range of attractive benefits such as:25 days’ holiday per year1 additional day off for your Birthday Annual wellness allowance

Share Purchase Plan Medical Health Insurance Medical Subscription (preventive medical services)
Life insurance

Pillar 3 Private Pension Meal Vouchers Flexible Benefits Bookster Volunteering  Events All LSEG colleagues with…
Position Requirements
10+ Years work experience
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