Expert Software Engineer (C++/ C#)

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Paris, Île-de-France
In-Office
Fintech
The Role
Who are we?


At Finastra, we are a dynamic global provider of open finance software solutions, dedicated to expanding access to financial services. Our innovative applications span Lending, Payments, Treasury and Capital Markets, and Universal Banking. Proudly serving over 8,000 customers, including 45 of the world's top 50 banks, we aim to boost financial inclusion for all. Join us and be part of a vibrant company that embraces diverse perspectives, and is committed to doing well by doing good.

What will you contribute?

Join our Decision Support Team as an Expert Software Engineer and play a pivotal role in empowering investment professionals through advanced simulation and order generation tools within our flagship Windows-based desktop platform, Fusion Invest.

Your mission will be to improve, enhance and design functionalities to:

  • Define and monitor investment objectives,

  • Control exposures and propose hedging actions concerning various market parameters.

  • From data models persistence, and exposure calculations to servers’ interactions and visual presentation of indicators and results, you will ensure the robustness, scalability, and clarity at every step of users’ journey.

  • You are committed to continuously improving product quality by following best practices and using proven design patterns. Ideally, you are familiar with Test-Driven Development techniques (TDD) and have experience implementing and maintaining automated tests.

  • You have a meticulous approach to performance optimization, including memory management and speed.

  • You are also keen on delivering an engaging user experience that anticipates operational needs.

  • You are autonomous and proactive, with a curiosity to understand the financial domain, ready to commit long-term, and motivated to work as part of a team in an international environment.

Tech Stack:

Programming Languages: C++ (C++17 , C++20) , C#
Tools: Visual Studio 2022, Visual Studio Code, GitHub (source control)
Platform: Windows-based desktop application

What You’ll Do:

Develop and maintain software components using C++ /C#
Enhance our portfolio management system and front office operational components.
Troubleshoot and resolve complex software issues.

What We’re Looking For:

10+ years of professional software development experience
Senior-level proficiency in C/C++ , C#
Proven ability to solve complex technical challenges
Experience in desktop application development

Bonus Points for:

Experience with GitHub
Familiarity with CI/CD pipelines
PowerShell scripting knowledge
Advanced usage of SQL (Oracle)
Hands-on experience with asynchronous and multi-threaded processing of large-scale datasets
Familiarity with DevExpress WinForms controls
Some experience with MFC
Financial literacy: a background on order management systems, trade/position/portfolio/fund management, risk exposure and hedging.
Interest in generative AI technologies

How We Work

Agile methodology with three-week sprints
Collaborative decision-making
Cross-functional team structure
No formal on-call schedule

    We are proud to offer a range of incentives to our employees worldwide. These benefits are available to everyone, regardless of grade, and reflect the values we uphold:


    ·       Flexibility: Enjoy unlimited vacation, based on your location and business priorities. Hybrid working arrangements, and inclusive policies such as paid time off for voting, bereavement, and sick leave.

    ·       Well-being: Access Confidential one-on-one therapy through our Employee Assistance Program, find support from our network of Wellbeing Champions and Gather Groups, and a calendar of monthly events and initiatives designed to help you thrive - Inside and Outside of work.

    ·       Medical, life & disability insurance, retirement plan, lifestyle and other benefits*

    ·       ESG: Benefit from paid time off for volunteering and donation matching.

    ·       DEI: Participate in multiple DE&I groups for open involvement (e.g., Count Me In, Culture@Finastra, Proud@Finastra, Disabilities@Finastra, Women@Finastra).

    ·       Career Development: Access online learning and accredited courses through our Skills & Career Navigator tool.

    ·       Recognition: Be part of our global recognition program, Finastra Celebrates, and contribute to regular employee surveys to help shape Finastra and foster a culture where everyone is engaged and empowered to perform at their best.


    *Specific benefits may vary by location.

    At Finastra, each individual is unique, bringing their own ideas, thoughts, cultural beliefs, backgrounds, and experiences together. We learn from one another, embrace and celebrate our differences, and create an environment where everyone feels safe to be themselves.

    Be unique, be exceptional, and help us make a difference at Finastra!

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    The Company
    New York, NY
    13,042 Employees
    Year Founded: 2013

    What We Do

    At Finastra our purpose is to unlock the power of finance for everyone & redefine finance for good. We’re the orchestrator of open finance; building and delivering innovative, next-generation technology on our open Fusion software architecture and cloud ecosystem. We’re one of the world’s largest FinTechs, working with over 9,000 customers including 90 of the top 100 banks globally.

    We’re creating a pioneering open platform that’s disrupting the financial industry, changing how financial software is developed and used. We believe in collaboration for innovation, to unlock the potential of people, businesses and communities. We have an unmatched portfolio of financial software and deliver mission critical solutions for financial institutions of all sizes, on premises or in the cloud. Our open architecture and platform approach embrace a wide ecosystem of partners and co innovators. Together we're leading the way in which applications are written, deployed and consumed in the world of financial services.

    Our people mission is to be the most loved and inclusive fintech company in the world; a mission we take seriously. DE&I factors into everything we do and every decision we make as a business. When you join Finastra, you open up a world of possibilities. With us, you can supercharge financial institutions, big tech and fintech while also building a more inclusive finance industry.

    We believe our people thrive when given the opportunity to be their authentic selves and we trust our people to work how, when and where they want; this is OPENworking. Our 2+ policy provides the perfect mix of focused work at home, coupled with the meaningful connection that comes from in person collaboration, coaching and community. We're rolling out a new programme where our people take as much leave as they need; we do not count vacation days and we trust our people to work in a way that suits them, when it suits them.

    Come join the future of Fintech, and make your world. OPEN.

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