LSEG

Senior Software Developer (Java, network programming)

In short

Senior Software Engineer role at LSEG (London Stock Exchange Group) in Cluj, designing and developing Real-Time library features in Java used by customers to contribute or consume real-time financial content. The role requires strong low-level networking experience including socket programming and TCP/IP and UDP multicast protocols, working independently with local/remote development teams on technical design and implementation. LSEG is a large global financial markets infrastructure and data company with operations in 70 countries and 25,000 employees. Nice-to-have skills include CI/CD, Kubernetes/Docker/Terraform, and additional languages like Python, C#, Go.

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
This position is for a Senior Software Engineer who will be accountable for the design and development of Real-Time library features that are used by customers to contribute or consume real time financial content. You will work with local/remote development team(s) to define software requirements, do technical design and implement software solutions. In this role, you should be able to work independently with little supervision. Your overall goal will be to develop high-quality software that is aligned with user needs and business goals.
What You'll Be Doing
•Producing, testing and debugging code based on design of Real-Time library features in Java
•Develop software and associated documentation from specified requirements
•Provide time & complexity estimates for given software feature implementation
•Build unit tests for your code for best coverage and review QA test plans which exercise the changes
•Identify, prioritize and complete tasks in a timely manner
•Develop and maintain tools and applications by producing clean, efficient code that follows open sourcing standards
•Automate tasks through appropriate tools and scripting
•Review and debug code
•Perform validation and verification testing
•Collaborate with internal teams and vendors to fix and improve products
•Collaborate with support to isolate issues in product and make fixes
•Document development phases and monitor systems
•Ensure software is up to date with the latest technologies and standards
What You'll Bring
Must have
•Bachelor's Degree in Computer Science, Computer Engineering or equivalent degree. MS in Computer Science/related degree is a plus
•Proven experience as a Senior Software Engineer with extensive experience in software development (Java mainly or C++ mainly with basic Java)
•Solid understanding of selected programming languages: Java
•Experience with low level networking communication
•Experience with socket programming
•Experience in working with TCP/IP and UDP multicast network protocols
•Knowledge of GitLab or GitHub or other source control system
•Knowledge of Jira
•Knowledge of Agile methodology
•Familiarity with various operating systems (Linux, Windows)
•Excellent organizational skills
•Analytical mind with problem-solving skill
•Ability to work independently
Nice to have
•Familiarity with CI/CD pipelines and associated scripting
•Knowledge in other programming languages like python, C#, Ruby, R, Go, Node.js, and Perl is a plus
•Knowledge of large scale deployments is a plus: Kubernetes, Docker, Terraform
•Exposure to AI to optimize development tasks is a plus
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
Career Stage: Senior Associate
LSEG is a leading global financial markets infrastructure and data provider. Working with us means that you will be part of a dynamic organisation of 25,000 people across 65 countries.

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