IT Quantitative Engineer (Crypto prime broker)

At Aplo, you won’t just do a job - you’ll own outcomes, grow every day, and work with a team that wins together.

Aplo is the only EU-licensed crypto prime broker (CASP) for institutional investors offering transparent, conflict-free, self-service execution with fast asset listing across hundreds of coins.

We combine the agility of a startup with the rigor of a regulated financial institution, giving institutional clients access to crypto markets with the reliability of traditional finance.

About the role

This is an individual contributor position, without management or mentoring responsibilities.

The Quantitative Developer supports the design, development, and maintenance of the tools and systems used for pricing, trading, risk management, and analysis of spot and financial instruments, reporting to the CIO and working closely with the quant team and engineering teams.

We are looking for a profile with solid skills in both computer science and mathematics, with a strong emphasis on computer science: you are first and foremost a strong developer, able to implement with rigor the models and specifications provided by senior quants.

As experience grows, the role will expand to include greater ownership of technical scopes and closer involvement in quantitative model design.

Responsibilities

• Contribute to the design, development, and maintenance of pricing and risk tools.
• Automate calculation and reporting processes to support trading and risk teams.
• Contribute to the integration of quantitative models and tools into production systems.
• Participate in the testing, validation, and documentation of the tools developed.
• Work closely with other quants and IT teams to ensure tools meet business needs.
• Assist with the maintenance and continuous improvement of existing systems and infrastructure.

What You Need

Knowledge

• Basic understanding of financial markets and market microstructure.
• Good foundations in applied mathematics, statistics and numerical methods.
• Comfortable working with Python and scientific computing libraries (NumPy, pandas, SciPy).
• Aware of good software development practices.
• Basic understanding of risk management principles.

Know-how

• Good proficiency in Python, C++, or Java - a code-first profile, where computer science comes first and mathematics complements it.
• Familiarity with the Python scientific computing ecosystem (NumPy, SciPy, pandas).
• Uses Git and is familiar with good practices (testing, code review, CI/CD).
• Comfortable with or developing skills in data pipelines and production systems.

Behavior

• Detail-oriented and reliable, ensures tools are well documented.
• Willing to learn in a fast-changing environment across quant finance and crypto markets.
• Clear written and verbal communicator, works well with technical and non-technical colleagues.
• Adapts to changing priorities without losing momentum.
• Takes ownership of assigned problems and finds practical, well-tested solutions.

Experience & Education

• Master's degree in Computer Science, Financial Engineering, Applied Mathematics, or a related field.
• 1-2 years of experience in a software development or similar technical role.
• A first hands-on exposure to financial or crypto projects is a plus, not required.
• Fluent in French and English (C2 in both).

Recruitment Process

• HR interview (30 min).
• Call with the CIO (30 min).
• A technical case study to do at home.
• Case study debrief + technical interview with the CIO (90 min).
• Team fit interview (45 min).
• Reference checks.

Please note that, due to the team's summer holidays, candidates will be contacted beginning the week of August 24.

Pay range and compensation package

• Base salary range is €55,000 to €62,000 gross per year.
• Employees participate in the Coincheck Group Incentive Plan.
• The company operates with a hybrid work model.
• Employees receive lunch vouchers of €12.20 for each day worked.
• Health insurance is covered at 100 percent.
• Public transport costs for the Pass Navigo are fully reimbursed.
• Employees receive a monthly sports subscription reimbursement of €45.
• Employees receive an annual culture allowance of €200.
• Each employee receives an annual training budget of €1000.

We are committed to fostering a diverse, inclusive workplace where everyone feels valued and empowered.

By submitting this application, you agree that your personal data will be collected, processed, and retained by the company solely for the purposes of managing and assessing my candidacy.