Software Engineer
- Level
- Mid
Not stated in the posting: salary, work type, visa.
Open. First seen 3 October 2026.
About the role
Data is the foundation of every trading decision we make. From financial instruments and corporate actions to market calendars, counterparty data, and alternative datasets, the breadth and complexity of reference data continues to grow alongside the increasing sophistication and interconnected nature of global markets. We are looking for a Software Engineer to join our Global Data Engineering team to expand the coverage, quality, and robustness of our reference data products, which power low, medium, and high frequency trading strategies across the firm.
What you'll do:
- 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
What you'll need:
- Strong engineering instincts and a deep understanding of computer science fundamentals
- Experience writing software in C++, C, C# and/or Python
- 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
Who we are
At Optiver, our mission is to constantly improve the market by injecting liquidity, providing accurate pricing, increasing transparency and acting as a stabilizing force no matter the market conditions. With a focus on continuous improvement, we participate in the safeguarding of healthy and efficient markets for everyone who participates. As one of the largest market making institutions, we are a trusted partner of 70+ exchanges across the globe.
What you'll get
You’ll join a culture of collaboration and excellence, where you’ll be surrounded by curious thinkers and creative problem solvers. Motivated by a passion for continuous improvement, you’ll thrive in a supportive, high-performing environment alongside talented colleagues, working collectively to tackle the toughest problems in the financial markets.
In addition, you’ll receive:
- A performance-based bonus structure, enabling all of our employees to benefit from our global profit pool.
- 27 paid vacation days plus all UK public holidays.
- Daily breakfast and lunch, along with support on commuting expenses.
- Private medical insurance, pension scheme, and ClassPass fitness membership.
- Training and continuous learning opportunities, including access to conferences and tech events.
- International transfer opportunities for global career growth.
How to apply
Are you interested in furthering your career on one of the most dynamic and exciting trading floors in Europe?
Apply directly via the form below. If you have any questions feel free to contact our Recruitment team via our recruitment inquiry form.
Please note:
- We do not require any assistance from third-parties including agencies in the recruitment of this role
- We cannot accept applications via email
Optiver's standard text
Diversity statement
Optiver is committed to diversity and inclusion.
What this role asks for
Particular to this role
C · C#
Rare in Optiver's other 92 open postings.
Standard for software engineering roles
Python
Common in software engineering postings at any company.
98% of this description is written for the role. The rest is Optiver's standard text, folded away below.
Compared with Optiver's other open jobs.
The team: Software HIRES STEADILY
This role is one of 32 open in Software. 3 were posted in the last 30 days and the oldest in April: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
C++ (24 of 32), Python (22 of 32), Machine Learning (9 of 32), C (8 of 32), Java (8 of 32), C# (5 of 32), Linux (5 of 32)
OTHER ROLES ON THIS TEAM
- Software Engineer (C++) - Derivatives posted Oct 22
- Software Engineer - Agentic SDLC posted Oct 8
- Data Operations Engineer posted Oct 7
- Senior Software Engineer posted Aug 20
- Senior Software Engineer posted Aug 18
- Senior Software Engineer posted Aug 18
- Software Engineer Internship (2027 Start) posted Aug 17
- Software Engineer Internship (2027 Start) posted Aug 17
- 2027 Shanghai Software Developer Summer Internship posted Aug 12
- 2027 Shanghai Machine Learning Engineer Summer Internship posted Aug 12
- Software Engineer - Build Platform posted Aug 12
- Lead Quantitative Engineer posted Aug 11
- AI Engineer posted Aug 3
- Software engineer - Real-Time Pricing posted Jul 22
- Senior Software Engineer - Research Platform posted Jul 15
- Quantitative Developer - Pricing Data posted Jul 14
- Software Engineer - Research Infrastructure posted Jul 10
- Software Engineer Intern (Summer 2027 - Austin) posted Jul 1
- Software Engineer Intern (Summer 2027 - Chicago) posted Jul 1
- Software Engineer - Trading Strategies posted Jun 26
- Senior Software Engineer – Critical Engineering posted Jun 2
- Software Engineer - Equities/ETFs posted Apr 24
- Software Engineer - C++ posted Apr 24
- Senior Software Engineer C++ posted Apr 23
- Data Operations posted Mar 24
- Expressions of Interest - Graduate Software Developer 2027 posted Mar 6
- Software Engineer - Research Platform posted Jan 22
- Software Engineer - Automated Trading Systems posted Jan 14
- Data Support Engineer posted Nov 28
- Software Engineer - Research Platform posted Sep 25
- AI Engineer posted Apr 22
From the team and dates on Optiver's own job board.
Salary context
220 other open postings titled Software Engineer state a salary: median USD 143,500 to USD 200,000 a year.
See Software Engineer salaries in London →
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