Quantitative Trader

Blockchain is connecting the world to the future of finance. As the most trusted and fastest-growing global crypto company, it helps millions of people worldwide safely access cryptocurrency. Since its inception in 2011, Blockchain has earned the trust of over 90 million wallet holders and more than 40 million verified users, facilitating over $1 trillion in crypto transactions.

We’re looking for a Quantitative Trader to join our Market Making desk in London. In this role, you will help run, analyse, and develop the automated strategies that provide liquidity across digital asset exchanges and trading pairs. You will work directly with senior traders, quants and engineers, and take on strategy ownership as part of a compact and highly successful team.

You will sit at the intersection of trading, data and technology. This role suits someone with strong quantitative and coding skills, a real curiosity about how markets work, and the drive to grow into a fully fledged quantitative trader in a fast-moving 24/7 market.

WHAT YOU WILL DO

Market Making Operations

• Research and develop market making strategies across CEX and DEX order books / AMM structures to be the most competitive market making desk we can be
• Work with a successful trading team at the intersection of markets and one of the oldest crypto companies in the world
• Monitor automated market-making strategies across multiple exchanges and trading pairs, flagging issues and escalating where needed
• Learn how strategy parameters work, including spreads, quote sizes, inventory management and risk limits, and adjust them within agreed limits under senior guidance
• Help troubleshoot live trading issues by working with traders and engineers to find root causes

Trading Analytics

• Run post-trade analysis on execution quality, fill rates, inventory and profitability, and present your findings to the desk
• Write Python and SQL queries to pull, clean and analyse trading and order book data
• Help with backtesting and research into strategy improvements alongside traders and quantitative developers

Reporting & Automation

• Build and maintain dashboards and reports that track trading KPIs such as uptime, spread, depth, volume and P&L
• Use AI tools and automation to make routine monitoring, alerting and reporting more efficient
• Suggest process improvements and new ideas to improve desk performance

Client & Internal Support

• Prepare performance reports that show whether client strategies are meeting agreed KPIs
• Contribute to market colour for clients and internal stakeholders, covering trading flows, liquidity conditions and price movements

WHAT YOU WILL NEED

• Experience: 2 - 4 years in trading, quantitative analysis, data analysis or a related field; graduates and internship experience in trading or quant roles are welcome
• Technical Skills: Working proficiency in Python and/or SQL; exposure to Rust or another systems language is a plus
• Tools: Comfortable using AI tools, data visualisation and automation to improve workflows
• Mindset: intense, and eager to learn
• Communication: Ability to explain findings clearly to traders, and engineers

COMPENSATION & PERKS

• Full-time salary based on experience and meaningful equity in an industry-leading company
• This is a role based in our London office, with a mandatory in-office presence four days per week.
• Work from Anywhere Policy: You can work remotely from anywhere in the world for up to 20 days per year.
• ClassPass
• Unlimited vacation policy; work hard and take time when you need it
• Apple equipment
• The opportunity to be a key player and build your career at a rapidly expanding, global technology company in an emerging field
• Flexible work culture

Blockchain is committed to diversity and inclusion in the workplace and is proud to be an equal opportunity employer. We prohibit discrimination and harassment of any kind based on race, religion, color, national origin, gender, gender expression, sex, sexual orientation, age, marital status, veteran status, disability status or any other characteristic protected by law. This policy applies to all employment practices within our organization, including hiring, recruiting, promotion, termination, layoff, recall, leave of absence, and apprenticeship. Blockchain makes hiring decisions based solely on qualifications, merit, and business needs at the time.

You may contact our Data Protection Officer by email at dpo@blockchain.com. Your personal data will be processed for the purposes of managing Controller’s recruitment related activities, which include setting up and conducting interviews and tests for applicants, evaluating and assessing the results thereto, and as is otherwise needed in the recruitment and hiring processes. Such processing is legally permissible under Art. 6(1)(f) of Regulation (EU) 2016/679 (General Data Protection Regulation) as necessary for the purposes of the legitimate interests pursued by the Controller, which are the solicitation, evaluation, and selection of applicants for employment.

Your personal data will be shared with Greenhouse Software, Inc., a cloud services provider located in the United States of America and engaged by Controller to help manage its recruitment and hiring process on Controller’s behalf. Accordingly, if you are located outside of the United States, your personal data will be transferred to the United States once you submit it through this site. Because the European Union Commission has determined that United States data privacy laws do not ensure an adequate level of protection for personal data collected from EU data subjects, the transfer will be subject to appropriate additional safeguards under the standard contractual clauses.

Your personal data will be retained by Controller as long as Controller determines it is necessary to evaluate your application for employment. Under the GDPR, you have the right to request access to your personal data, to request that your personal data be rectified or erased, and to request that processing of your personal data be restricted. You also have the right to data portability. In addition, you may lodge a complaint with an EU supervisory authority.