Executive Assistant

Join Optiver, a leading global market maker, as an Executive Assistant supporting our Tech COO and Head of Platform Engineering who help shape Optivers global technology strategy.

This role offers autonomy, visibility and the opportunity to make a meaningful impact in a fast-paced, high-performance environment. Youll work closely with senior leadership and collaborate with stakeholders across departments and regions.

What you'll do 

As the right hand to our global Technology Leads, youll provide seamless, high-level support that helps them stay focused on their strategic priorities. Youll anticipate needs, manage competing demands and adapt as priorities shift.

Were looking for a highly organised, proactive problem-solver with excellent communication skills and the judgement to recognise where their support will be most valuable and how to provide it in a fast-moving environment. 

Key responsibilities:

• Manage complex calendars and inboxes for the Tech COO and Head of Platform Engineering.
• Plan and coordinate international travel, meetings, and itineraries, always with precision and foresight.
• Handle expense processing and administrative support for your senior executives.
• Oversee meeting logistics from travel to event coordination and hospitality.
• Act as an ambassador for the technology team leads, particularly during times of absence from the
• Administer and oversee tasks of direct reports, ensuring they are executed to a high standard. 
• Liaise with internal and external overseas counterparts, particularly those based in the US and Asia. 
• Collaborate on preparing, proofreading and finalising meeting materials: agendas, board packs, minutes, and decision logs.
• Ensure information flow, timelines, and deliverables are always on point.

Who you are

Youre an experienced and confident Executive Assistant, used to working in a C-suite or Board-level environment. You balance professionalism with warmth, and precision with initiative.

• 24 years of experience supporting C-suite executives.
• Proven success working in complex, fast-paced organisations.
• Strong interest in AI, automation, and process improvement to reduce manual work and improve precision.
• Advanced proficiency with Microsoft Office (Outlook, Excel, Word, PowerPoint).
• Proficient with Confluence or similar documentation management tools.
• Experience with expense-reporting and travel-booking systems is a plus.
• Excellent organisational awareness, with strong prioritisation skills and exceptional attention to detail.
• A proactive, adaptable mindset, and the ability to handle sensitive information with discretion.
• A service-oriented, results-driven approach, always striving for excellence.
• Outstanding written and verbal communication skills in English.

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

Youll join a culture of collaboration and excellence, where youll be surrounded by curious thinkers and creative problem solvers. Motivated by a passion for continuous improvement, youll thrive in a supportive, high-performing environment alongside talented colleagues, working collectively to tackle the toughest problems in the financial markets.

In addition, youll receive:

• A performance-based bonus structure unmatched anywhere in the industry. We combine our profits across desks, teams and offices into a global profit pool.
• The opportunity to work alongside best-in-class professionals from over 50 different countries.
• 25 paid vacation days in your first year, increasing to 30 from your second year onwards.
• Training opportunities, discounts on health insurance, and fully paid first-class commuting expenses.
• Extensive office perks, including breakfast, lunch and dinner, world-class barista coffee, in-house physio and chair massages, organized sports and leisure activities, and Friday afternoon drinks.
• Training and continuous learning opportunities, including access to conferences and tech events.
• Competitive relocation packages and visa sponsorship where necessary for expats.

How to apply
Apply directly via the form below. If you have any questions feel free to contact our Recruitment team via our

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

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