Software Engineer Internship - CESOP project

Permanent employee, Full-time · France, Paris, Mont-Saint-Aignan / Rouen

What you'll do

As a Junior Software Engineer, you will join our CESOP R&D team, working within an agile development cycle focused on tax and financial transaction compliance. This team, led by a senior engineer, is responsible for building and scaling a platform that enables payee aggregation, real-time transaction processing, and compliance reporting. Using NoSQL databases, our solution consolidates multiple identifiers under unique payee IDs, supports data ingestion and transformation with high-performance ETL tools, and applies cross-border transaction rules. Built on cloud technologies like Google Cloud and Kubernetes, the system is designed to handle up to 1 billion transactions with processing times under 10 minutes. It also includes extensive API support, documentation, and developer tools for seamless integration with external systems.

Integrate the development team
Participate in CESOP product improvement tasks
1. Analyze and specify new functionalities, modules or applications based on an expression of need
2. Write analysis documents (functional, ergonomic and technical)
3. Develop these new functionalities, modules or applications
4. Improve existing functionalities (ergonomics, performance, etc.)
5. Test these developments (unit, integration, ramp-up and non-regression tests)
6. Review and test the developments of other team members
Participate in a continuous improvement process and in the life of an agile team (sprints, ceremonies, activities).

Additional skills:

Databases: NoSQL/SQL for storing transaction and payee data.
ETL pipeline: apache NiFi or equivalent for ingestion and data processing.
Programming languages: Java, C# (integration layers)
Cloud infrastructure: Google Cloud Platform (GCP/GKE) for hosting, Kubernetes for container orchestration.
Scalability tools: Apache Spark for distributed processing, Google Cloud Pub/Sub or Kafka for real-time event handling.

Why we should decide on you

You are in your last year of study to complete a degree in computer science or comparable training (engineering school or university master's degree).
You are a fluent French speaker, C1 is required for this position. The ability to communicate in English is also a requirement.
You've done the whole cycle of higher education in IT, and not just specialized in IT in your final year, because you need to master object-oriented programming, algorithms, web development, relational databases, etc.
As the job is very versatile (and that's what's interesting), you need to be able to handle all the tasks.
You are passionate about working internationally in a constantly growing, agile company
You have a hands-on mentality and think outside the box to effectively integrate your own ideas into the business
You have a proactive and communicative personality, and you use feedback as a basis for optimization
You have a trusting & responsible mindset and enjoy working in a team

Why you should decide on us

Let’s grow together – our start-up character enables you to design our future
We promote remote working and flexible working hours to create a positive work-life balance
We provide you with the opportunity to take on responsibility and participate in international projects
We offer you a stable job that is not affected by crises
We offer numerous individual and wide-ranging training opportunities, in addition to our buddy-program
We are proud of our positive working atmosphere characterized by a supportive team across different locations and countries and transparent communication across all levels
Together we're better - meet your colleagues at our numerous team events
We care about body and soul, we offer you numerous benefits such as meal vouchers & free drinks in the office.
To get a first impression, we only need your CV and look forward to meeting you in a (personal/virtual) interview!

Your privacy is important to us:
If you are interested in this position, just send your application to recruiting@regnology.net and we will contact you. Of course, we will treat your application confidentially!
Recognizing the benefits of working in diverse teams, we are committed to equal employment opportunities regardless of gender, age, nationality, ethnic or social origin, disability, and sexual identity.

Are you interested? Apply now!
https://www.regnology.net
Any questions? Feel free to get in touch:
recruiting@regnology.net

Role ID : R&D_Intern_2025_01, R&D_Intern_2025_02

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About us

Regnology is a leading technology firm on a mission to bring safety and stability to the financial markets. With an exclusive focus on regulatory reporting and more than 7,000 financial institutions, 30 regulators and 20 tax authorities as clients, we’re uniquely positioned to bring greater data quality, efficiency, and cost savings to all market participants. With over 900 employees in 12 countries and a unified data ingestion model powering our work, our clients can quickly implement and derive value from our solutions and easily keep pace with ongoing regulatory changes. For more information visit www.regnology.net

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We are looking forward to hearing from you!

Thank you for your interest in Regnology. Please fill out the following short form. Should you have difficulties with the upload of your data, please send an email to recruiting@regnology.net.