Make this the place where you grow.

As a global leader in business and technology innovation, we work with top organizations worldwide to deliver solutions that create meaningful impact.

With 190,000+ professionals across 70+ countries, we blend deep expertise with a culture that values learning, curiosity, and collaboration.

We lead transformation and deliver secure, innovative, industry-specific solutions that move businesses forward. Our people drive everything we achieve; they think bold to deliver the outcome while ensuring every voice is heard.

About the Role:
Junior Calypso Developer to support the implementation and enhancement of a Calypso platform. The role involves contributing to development, customization, and support activities while working closely with senior team members across front-to-back-office functionalities and integrations.

Your role:

• Support development and customization activities within the Calypso platform.
• Assist in configuring and maintaining Calypso modules (Front Office, Middle Office, Back Office, or Integration).
• Participate in technical design discussions and contribute to solution implementation.
• Develop and maintain interfaces between Calypso and external/internal systems.
• Support message workflows, trade lifecycle events, and transfer generation processes.
• Perform unit testing and assist during SIT and UAT phases.
• Troubleshoot and resolve defects and technical issues under guidance from senior developers.
• Prepare and maintain technical documentation.
• Collaborate with business analysts, QA teams, and infrastructure teams to ensure successful delivery.
• Provide production support when required.

This role describes your starting point at NTT DATA. We believe in long-term relationships and in supporting your growth. As your skills and ambitions evolve, we will work with you to identify future opportunities, projects, and career paths across our organization.

Your profile:

• 1–2 years of experience working with Calypso or other capital markets systems.
• Basic understanding of financial products (e.g., FX, money markets, fixed income, derivatives).
• Knowledge of Java development.
• Familiarity with Unix/Linux environments.
• Basic understanding of REST/SOAP APIs.
• Exposure to messaging technologies (MQ, Kafka, JMS) is a plus.
• Basic knowledge of databases (Oracle, SQL Server, or PostgreSQL) and SQL queries.
• Strong willingness to learn and develop expertise in Calypso and financial products.
• Good communication and teamwork skills.
• Analytical mindset with attention to detail.
• Fluent English and French

Why NTT DATA?

A collaborative and supportive culture

We foster an environment where curiosity, innovation, engagement, and teamwork are celebrated. Our peoplefirst philosophy is one of the core reasons we continue to be recognized globally.

Career development & continuous learning

Access a structured training path, ongoing learning resources, annual performance reviews, and a dedicated mentorship program — all designed to help you grow professionally and take on new challenges.

Work–life balance supported by our BeFlex policy

As a company, we embrace a BeFlex approach that empowers our people with a level of flexibility in how they manage their workday.

✨ Global Top Employer

We are proudly certified as a Global Top Employer acknowledging our commitment to being a place where people can grow and thrive.

Health & wellbeing first

Your mental wellbeing matters. Employees have access to certified psychologists and online mental health workshops.

Diversity, Equity & Inclusion

We are committed to creating a workplace where everyone can thrive, regardless of gender, nationality, sexual orientation, disability, age, or background. Inclusion is part of who we are and how we work.

#WeAreAllUnique #YouMakeUsUnique

Upon receiving an interview, you may request accommodation for any accessibility needs.

Sounds interesting? Apply now or share with a friend

Benefits at NTT DATA France:
Monthly reimbursement of transportation costs

Sustainable mobility allowance

Medical & life insurance partially covered

Teleworking equipment & allowance

Company phone

Meal vouchers

Internet allowance

25 days paid annual leave + RTT days