Senior Software Engineer - C Stock Exchange Group

Senior Software Engineer - C# - London Stock Exchange Group

Join to apply for the Senior Software Engineer - C# - London Stock Exchange Group role at Jobs via eFinancial Careers

Are you ready to dive into the fast‑paced world of ground‑breaking finance and technology? If you have a passion for innovation, a thirst for challenge, and a love for all things fintech, then look no further!

LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are open‑access partners with a dedication to excellence in delivering the services our customers expect. With extensive experience, deep knowledge and worldwide presence, we enable businesses and economies to fund innovation, manage risk and create jobs. We have contributed to supporting financial stability and growth for more than 300 years.

We work hybrid 1‑3 days per week from the office.

We are seeking a highly skilled Senior Software Engineer to join our Risk Intelligence division within the Digital Identity & Fraud (DI&F) Platform team.

In this role you will work closely with multiple development teams to build and enhance our latest platform offering for Digital Identity flagship products. You will help key business stakeholders translate their vision into reality by owning, from architecture and design to security, epic and story collaboration, agile development, third‑party vendor API integration and delivery. We build products that run at scale for large financial institutions and our platform supports that vision.

The ideal candidate will have a strong technical background, problem‑solving abilities, and extensive experience with .NET Core or Java and cloud platforms. You will be a key player in designing, developing and maintaining scalable microservices‑based applications in a fast‑paced and agile environment.

• Design, develop, and maintain high‑performance APIs consumed by third‑party customers for fraud prevention, identity verification, and account validation.
• Collaborate with cross‑functional teams to understand business requirements and translate them into technical solutions.
• Own the delivery of critical platform capabilities, working autonomously with little direction; ensure timely completion of work from other team members, delegating work when required and mentoring others.
• Design, develop and socialize microservices‑based distributed systems utilizing cloud‑native architecture.
• Build positive relationships with internal and external stakeholders, growing your own network and collaborating with other teams.
• Communicate complex / technical information clearly and concisely in an audience‑appropriate format.
• Ensure code quality by adhering to SOLID principles, design patterns, and using static and dynamic code analysis tools such as Sonar Qube and Coverity.
• Work in an agile environment, contributing to SCRUM and Kanban workflows to meet tight delivery schedules.
• Build and deploy containerised solutions using Kubernetes and Docker for cloud platforms such as AWS, Azure, or GCP.

• Programming
  
  Languages:
  
  highly experienced in .NET Core with C# or Java
• Backend Development: multi‑threading, exception handling, and ORM frameworks such as Entity Framework Core or JPA
• Databases:
  Postgre
  
  SQL/MySQL with strong data modelling and SQL skills
• Testing Tools: JUnit, NUnit
• Cloud Platforms: experienced in Azure, AWS, or GCP
• Containerisation:
  Docker, Kubernetes, or similar
• Agile Development: SCRUM, Kanban, TDD

• Strong analytical and problem‑solving capabilities
• Excellent communication, presentation, and documentation skills
• Ability to work independently and manage dynamic priorities
• Strong collaboration skills with internal and external stakeholders
• Ability to articulate technical concepts and designs to non‑technical teams

• Type Script, React, Node.js
• Experience in the Fin Tech industry, especially in financial markets or fraud prevention systems.
• Experience with event‑driven architecture and message brokering tools including Rabbit
  
  MQ, AWS MQ, or Azure Queue.
• Familiarity with No
  
  SQL databases like Mongo
  
  DB, Dynamo
  
  DB, or Cosmos
  
  DB.
• Experience working…