[VO2 Finance] - Software Engineer C# / react

VO2 Group

Job Overview

Location

Paris, France

Job Type

Full-time

Full Job Description

📋 Description

• Join VO2 Finance, a leading independent French consultancy firm specializing in Tech and Digital transformation, as a Software Engineer (C# / React). With a global presence spanning Paris, Montreal, Luxembourg, Shanghai, New York, and Geneva, and a team of over 800 consultants, VO2 Group is at the forefront of customer and corporate experience.
• We partner with the most iconic brands, driving their success from strategic innovation to large-scale execution, leveraging our expertise in business, tech, data, and AI. Our commitment to "Responsible and Sustainable Tech" is reflected in our diverse workforce, with 45% women and a leadership team dedicated to equality. VO2 Group is recognized for its innovation and growth, holding prestigious certifications and awards such as Salesforce Impact Partner 2024 and Cybervadis 2024.
• At VO2 Finance, we empower clients in the banking and finance sectors to embrace innovation and technology for their transformation journeys. We offer specialized expertise in organizational consulting, commercial performance improvement, and customer experience optimization through IT and AI. Our digital expertise encompasses technological, methodological, and sector-specific knowledge, covering financing, capital markets, front, middle, and back-office operations, banking IT systems, and regulatory compliance.
• You will be an integral part of the Global Markets Risk & PnL team, contributing to the development of critical applications for financial resource management and XVA calculations. This role offers the opportunity to work on high-value business projects within a demanding and international environment, utilizing a diverse and evolving technology stack with a focus on adopting new technologies that deliver business value.
• As a Software Engineer, your responsibilities will be broad and impactful. You will actively contribute to the development of new business features, translating complex financial requirements into robust and scalable software solutions. This involves collaborating closely with business analysts and stakeholders to understand needs and deliver features that enhance financial risk management and PnL reporting.
• A key aspect of your role will be participating in the migration of existing batch processes to a modern, service-oriented architecture. This initiative aims to improve efficiency, scalability, and maintainability of our financial systems, requiring a strategic approach to system design and implementation.
• You will also contribute to the rationalization and modernization of our technology stack. This involves evaluating current technologies, identifying areas for improvement, and implementing solutions that align with best practices and future technological advancements, ensuring our systems remain competitive and efficient.
• Your responsibilities will span both front-end and back-end development within a full-stack context. You will have the opportunity to work on user interfaces using React and Redux, ensuring a seamless and intuitive user experience for financial professionals, as well as developing robust back-end services using C# and .NET.
• The technical environment is rich and dynamic, including C#, .NET, ASP.NET Web API, MS SQL Server/Oracle, TypeScript, React, Redux, agGrid, Tailwind, and asynchronous communication patterns with Rebus. You will leverage ORMs like Dapper and technologies such as SignalR for real-time communication. Version control will be managed with GIT (Bitbucket), and continuous integration/delivery will be facilitated by TeamCity.
• You will collaborate with international teams based in London, Paris, and Poland, fostering a global and diverse working environment. This cross-cultural collaboration is essential for delivering complex financial solutions to our international clients.
• This role is ideal for a proactive and adaptable engineer who thrives in a fast-paced, client-facing environment and is passionate about leveraging technology to solve complex financial challenges. You will be instrumental in shaping the future of our financial applications and contributing to VO2 Finance's reputation as a leader in digital transformation within the financial sector.
• You will be expected to write clean, maintainable, and well-documented code, adhering to coding standards and participating in code reviews to ensure code quality and knowledge sharing within the team.
• Engaging in the full software development lifecycle, from requirements gathering and design to implementation, testing, deployment, and ongoing support, will be a core part of your contribution.
• You will also play a role in troubleshooting and resolving issues that may arise in production environments, ensuring the stability and reliability of our critical financial applications.
• This position offers significant opportunities for professional growth and development, with exposure to cutting-edge technologies and challenging financial domain problems. You will be encouraged to continuously learn and expand your technical skillset, contributing to both your personal career progression and the success of VO2 Finance and its clients.

🎯 Requirements

• Proficiency in C# and the .NET framework, with experience in developing robust back-end applications.
• Strong front-end development skills using React, TypeScript, and Redux, with experience in building interactive user interfaces.
• Experience with relational databases such as MS SQL Server or Oracle, including data modeling and query optimization.
• Familiarity with asynchronous communication patterns and message queues (e.g., Rebus).
• Experience with version control systems like GIT (Bitbucket).
• Understanding of Agile development methodologies and CI/CD practices (e.g., TeamCity).
• Excellent problem-solving and analytical skills, with a keen eye for detail.
• Strong communication and collaboration skills, with the ability to work effectively in international, cross-functional teams.
• Bachelor's or Master's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
• Previous experience in the finance or banking sector is a significant advantage.
• Knowledge of financial concepts related to Risk and PnL, or XVA calculations is highly desirable.
• Experience with ORMs such as Dapper.
• Familiarity with UI component libraries like agGrid and styling frameworks like Tailwind CSS.

🏖️ Benefits

• Competitive salary and performance-based bonuses.
• Comprehensive health insurance and wellness programs.
• Opportunities for professional development, training, and certifications.
• A dynamic and international work environment with a focus on collaboration and innovation.
• Participation in impactful projects for leading financial institutions.
• Generous paid time off and flexible working arrangements.
• Access to cutting-edge technologies and a modern tech stack.
• Company-sponsored events and team-building activities.
• Career advancement opportunities within a growing global consultancy.
• A culture that champions "Responsible and Sustainable Tech" and promotes diversity and inclusion.

Skills & Technologies

TypeScript

React

ASP.NET

Git

Frontend

Onsite

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VO2 Group

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About VO2 Group

VO2 Group is a technology consultancy and digital services company that helps enterprises accelerate cloud adoption, modernize applications, and improve data and analytics capabilities. It offers end-to-end solutions spanning strategy, engineering, managed services, and talent augmentation across AWS, Azure, and Google Cloud. Founded in 2014 and headquartered in Montreal, the firm serves financial services, retail, and public-sector clients in North America and Europe, focusing on measurable outcomes, security, and operational excellence.

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