Senior Software Engineer - FX Trading

LSEG•New York, NY

About The Position

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 commitment 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. We are looking to hire a motivated, hands-on mid-level Java engineer to help design, build, and operate large-scale trading platforms. The group is responsible for FX trading and related services. Experience with low-latency systems is beneficial, with opportunities to further develop these skills on the job. We value technical aptitude, innovative thinking, a strong curiosity to learn, and teamwork. We are particularly excited about engineers who have a passion for AI and emerging technologies, and who are curious and eager to learn how AI can be applied to modern software engineering and trading platforms.

Requirements

Strong Java programming skills with experience writing clean, maintainable code.
Solid understanding of data structures and algorithms.
Working knowledge of concurrency and performance optimization, with a desire to deepen expertise over time.
Good understanding of system architecture fundamentals and memory management.
Familiarity with profiling and performance analysis tools.
Exposure to libraries and frameworks used in low-latency or high-performance applications.
Knowledge of network protocols (TCP, UDP, HTTP) and an understanding of network performance considerations.
Ability to use and direct AI agents to help generate, optimize, and review code.
Proven ability to deliver on commitments and work effectively within a team.
Knowledge and experience with modern agile development methodologies.
Exposure to DevOps practices, including automation of software testing, delivery, and infrastructure changes.
Self-motivated and able to work effectively in a globally distributed team, managing multiple priorities while collaborating with cross-functional teams.
Strong problem-solving skills, with the ability to investigate technical issues across multiple technologies with guidance from senior engineers.

Nice To Haves

Experience with cloud technologies (e.g., AWS, Azure, or GCP).
Experience with SQL and NoSQL databases.
Demonstrated interest or hands-on experimentation with AI, machine learning, or AI-assisted development tools.
Strong passion for technology and a willingness to continuously learn new skills.
Excellent communication (written and verbal) and interpersonal skills.

Responsibilities

Closely work with architects and other team members and groups to develop and build complex applications that meet the needs of FX Engineering.
Design, development, and support of trading venues and related services.
Ongoing support and development of cloud services, including working with product development groups to build cloud-aware applications.
Develop and maintain automated processes to help prevent, identify, and resolve issues that impact service availability.
Identify and contribute to improvements across a broad range of areas such as cost savings, security, ease of use, and reliability.
Actively learn and adopt new technologies, tools, and practices, including AI-assisted development techniques.