Software Engineer

Salary: £69,000 - 109,000 per year

Requirements:

• Strong engineering instincts and a deep understanding of computer science fundamentals
• Experience writing software in C++, C, C# and/or Python
• A pragmatic approach to data modelling, balancing correctness, completeness, and the realities of messy upstream sources
• Innovative, big-picture thinking grounded in real-world pragmatism
• Desire to continuously improve in a rapidly evolving environment
• Readiness to set technical direction, promote engineering principles, and do the right things

Responsibilities:

• Establish vision and technical direction for major initiatives across our reference data platform
• Expand and harden existing reference data products, improving coverage across asset classes and datasets, raising data quality, and increasing operational robustness
• Design, develop, support, and maintain critical components of our data infrastructure that traders and researchers rely on every day
• Ensure new and existing programs adhere to our coding, architectural, and operational standards
• Develop a deep understanding of trading, exchanges, and the diverse data domains that underpin them
• Collaborate deeply with traders, engineers, and researchers to identify gaps, prioritise improvements, and deliver datasets that meet the bar of a top-tier trading firm

Technologies:

• C#
• Support
• Python

More:

At Optiver, we constantly improve the market by injecting liquidity, providing accurate pricing, increasing transparency, and acting as a stabilizing force in all market conditions. We are one of the largest market making institutions and a trusted partner of 70+ exchanges across the globe. You will join our Global Data Engineering team in a culture of collaboration and excellence, working alongside curious thinkers and creative problem solvers in a supportive, high-performing environment. We offer a performance-based bonus structure, 27 paid vacation days plus UK public holidays, daily breakfast and lunch, commuting support, private medical insurance, a pension scheme, ClassPass membership, training and continuous learning opportunities, and international transfer opportunities for global career growth.

last updated 34 week of 2026