Senior Python Developer


Paris
Permanent
Negotiable
Financial Technology
PR/588473_1776264012
Senior Python Developer

Senior Python Developer

Full-Time | Permanent Role | Information Systems & Software Development
Hybrid working model

Firm Overview

We are a technology-driven financial services organization operating in global markets. The firm specializes in data-intensive research and systematic approaches, with a strong emphasis on collaboration between engineering, research, and trading functions. Technology, data, and continuous innovation are central to how the business operates and delivers results.


Role Overview

We are looking for an experienced Senior Python Developer to join a Data and Research team. The primary focus of this role is to design, build, and evolve internal research and data platforms used across the organization. These platforms support quantitative research and trading teams by enabling scalable computation, large-scale backtesting, and efficient deployment of data-driven strategies.

You will work closely with engineers, researchers, and other technical stakeholders to ensure the platforms are robust, performant, and easy to extend.


Key Responsibilities

  • Design, develop, and maintain high-quality, reusable, and efficient Python code, including shared libraries and core platform components
  • Work collaboratively with peers and stakeholders to ensure high standards of code quality, performance, and maintainability
  • Participate in code reviews, testing practices, and technical discussions
  • Contribute to internal documentation and shared technical resources
  • Investigate production or platform issues, perform root-cause analysis, and implement sustainable fixes

Candidate Profile

  • Bachelor's degree in computer science, engineering, or equivalent practical experience
  • 5+ years of professional experience developing software in Python
  • Strong experience with testing methodologies and CI/CD pipelines
  • Experience working with large-scale or distributed systems
  • Familiarity with cloud-based environments (e.g., major public cloud providers)
  • Solid knowledge of SQL and relational database technologies

This description outlines an ideal profile. Candidates who meet most, but not all, of the criteria and are motivated to grow in the role are encouraged to apply.


Employment Details

  • Permanent contract, starting as soon as possible (start date flexible)
  • Competitive compensation package, including variable or profit-related components
  • Hybrid remote working arrangement
  • Modern, collaborative work environment with an emphasis on work-life balance

Diversity & Inclusion

We are committed to fostering an inclusive and respectful workplace. Diversity, equal opportunity, and accessibility are core values, and we actively work to ensure an environment where individuals can thrive professionally while maintaining a healthy balance between work and personal life.

FAQs

Congratulations, we understand that taking the time to apply is a big step. When you apply, your details go directly to the consultant who is sourcing talent. Due to demand, we may not get back to all applicants that have applied. However, we always keep your resume and details on file so when we see similar roles or see skillsets that drive growth in organizations, we will always reach out to discuss opportunities.

Yes. Even if this role isn’t a perfect match, applying allows us to understand your expertise and ambitions, ensuring you're on our radar for the right opportunity when it arises.

We also work in several ways, firstly we advertise our roles available on our site, however, often due to confidentiality we may not post all. We also work with clients who are more focused on skills and understanding what is required to future-proof their business. 

That's why we recommend registering your resume so you can be considered for roles that have yet to be created. 

Yes, we help with resume and interview preparation. From customized support on how to optimize your resume to interview preparation and compensation negotiations, we advocate for you throughout your next career move.

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