Senior Software Engineer (C# Backend)

6 Minutes ago • 5 Years +
Backend Development

Job Description

LSEG is seeking a Senior Software Engineer to join a highly collaborative, multi-functional, agile product development team. This role is responsible for building and maintaining critical technology solutions for the strategic Application Hosting Platform, specifically the Refinitiv Application Platform Library (RAPL) backend. The engineer will design and implement C# backend services using AWS cloud infrastructure, ensuring code quality, security, and performance for flagship products like Refinitiv Workspace and LSEG Workspace, working within a distributed team.
Must Have:
  • Proficient in maintaining and supporting back-end infrastructure
  • Experience in Backend Development (around 5 years)
  • Good understanding of Sysadmin and DevOps
  • Good experience in Cloud Computing Architecture, Serverless Computing, Container Service (AWS, Azure)
  • Proven experience of complex system design, development and partnership in Agile environment
  • Proven understanding of web applications development and web API standards
  • Proven knowledge of service development, synchronous/asynchronous, long running, concurrency and multithreading
  • Proven good knowledge of C#, Shell Scripts and Databases
  • Familiar with Agile Scrum/Kanban Process
Perks:
  • 25 days’ holiday per year
  • 1 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
  • At least 26 weeks’ paid parental leave with option to return to work on a phased basis

Add these skills to join the top 1% applicants for this job

communication
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c#
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azure
back-end
shell
multithreading
system-design

Role Summary:

We’re seeking a Senior Software Engineer to join a highly collaborative, multi-functional, agile product development team. This team is responsible for building and conducting critical technology solutions across multiple technical areas on our strategic Application Hosting Platform — a system developed to distribute and host full-stack applications across our technology ecosystem, enabling organizations to deliver software faster and more efficiently. Refinitiv Application Platform Library (RAPL) are the Application Metadata backend maintains a comprehensive registry of applications used daily by over 100,000 traders. It serves as the backbone for strategic applications, enabling flawless navigation, improved discoverability, and efficient application management—including the capability to deliver specific application versions to end users. Powered by cloud-native technologies, RAPL equips teams to build and operate scalable, resilient applications in modern environments.

What You’ll Be Doing:

As a Senior Software Engineer role, you will be a member of the Application Infrastructure team, responsible on technical domains to building, improving and maintaining the delivery of cloud-native solution, applying your expertise in technologies to deliver scalable, reliable, and high-performance solutions. You will play a key role in designing, developing backend systems that power our flagship products, Refinitiv Workspace and LSEG Workspace. You’ll work within a distributed team environment, leading various number of projects and collaborate with hardworking Product Managers, Architects, Software Engineers and Reliability Engineers across the globe.

  • Architect and implement backend services using C# and AWS cloud infrastructure.
  • Collaborate with multi-functional teams to deliver new features and improvements.
  • Ensure code quality, security, and performance across the application's framework.
  • Participate in code reviews, design discussions, and agile ceremonies.
  • Priorities to meet timeline; develops plans to meet short-term objectives.
  • Applies a wide range of policies or standards in straightforward situations.
  • Identifies and resolves technical and operational problems.
  • Decisions involve interpretation of data, planning own work, or refining the methods and techniques to be used.

What You’ll Bring:

  • Proficient in maintaining and support back-end infrastructure
  • Experience in Backend Development (around 5 years of previous similar experience)
  • Good understanding of Sysadmin and DevOps
  • Good experience in Cloud Computing Architecture, Serverless Computing, Container Service (AWS, Azure)
  • Shown experience of complex system design, development and partnership in Agile environment
  • Shown Understanding of web applications development and web API standards
  • Shown knowledge of service development, synchronous/asynchronous, long running, concurrency and multithreading
  • Shown good knowledge of C#, Shell Scripts and Databases
  • Familiar with Agile Scrum/Kanban Process,
  • Good Communication Skill

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 year
  • 1 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 at least one year’s continuous service, who become parents, are now entitled to at least 26 weeks’ paid leave, and the option to return to work on a phased basis, in relation with specific company’s policy and guidelines

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.

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