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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # C++ Software Engineer - **Company:** London Stock Exchange Group - **Location:** St. Louis, MO, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), Agile Methodology, Automation of Tests, Unix, C++ (Programming Language), Software Quality, Data Systems, Software Debugging, Software Design Patterns, Linux, Python (Programming Language), Node.Js, Object-Oriented Software Development, Oracle (Applications), Windows PowerShell, Shell Script, Software Engineering, SQL Databases, Multithreading, Scripting, Real Time Systems, Test-Driven Development (TDD), Low Latency - **Published:** August 25, 2026 - **Apply:** https://www.dice.com/job-detail/c7c7bb77-ce32-417c-89dc-2b369916bc65 ## About the Role * 5+ years of full life-cycle software development experience. * 3+ years of object oriented development in C++. * Superb communication skills (written and oral). * Ability to collaborate in a team focused environment. * Excellent analytical skills and a real passion for solving problems. * Ability to thoroughly test and debug code using test driven development. * Ability to suggest/research new technologies and quickly adapt to change. * Ability to work with both Technical Architects and Product Owners in order to build to specification. * Object oriented design. Desired Skills * Experience developing on Linux * Exposure to Agile methodologies * Experience with automated testing * Experience of any integration with Oracle/SQL databases experience * Knowledge of scripting languages Python, Unix or Powershell shell scripts desirable * Knowledge of other languages such as JavaScript, Node.js * Experience with real-time programming * Adept at software design * Experience with debugging multi-threaded applications * Knowledge of/experience with design patterns * Real passion for continued learning and development * Understanding of financial markets, market data * Low Latency financial market data systems ## Description This role offers the opportunity to work on technically complex and engaging projects while developing expertise in proprietary Refinitiv technologies, domain-specific languages, and advanced C++ engineering. Successful team members are strong problem solvers who take full ownership of challenges and drive them through to resolution. The team fosters a culture of continuous learning, collaboration, and professional growth, providing ongoing support for skill development and innovation What You will be Doing: * Implement performance and tuning modules for high throughput and reliability. * Identify bottlenecks and bugs in codes and devise solutions to these problems. * Maintain code quality, code design and re-factor to gain the best performance * Ensure code quality with peer code reviews and providing constructive feedback. * Develop automated tests. * Oversee work efforts with the QA and Operations teams for application change controls and identify system performance issues. * Analyze key performance indicators, liaise with Operations, cross function application teams to identify bottleneck and make improvements. ## Related Videos - [WeAreDevelopers LIVE - Node and Package Security](https://www.wearedevelopers.com/videos/2138-wearedevelopers-live-node-and-package-security) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Stop using Node.js like in 2020! 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