Senior Calypso Developer

Talan – Positive Innovation Talan is an international consulting group specializing in innovation and business transformation through technology. With over 7,200 consultants in 21 countries and a turnover of €850M, we are committed to delivering impactful, future-ready solutions. Talan at a Glance Headquartered in Paris and operating globally, Talan combines technology, innovation, and empowerment to deliver measurable results for our clients. Over the past 22 years, we’ve built a strong presence in the IT and consulting landscape, and we’re on track to reach €1 billion in revenue this year. Our Core Areas of Expertise - Data & Technologies: We design and implement large-scale, end-to-end architecture and data solutions, including data integration, data science, visualization, Big Data, AI, and Generative AI. - Cloud & Application Services: We integrate leading platforms such as SAP, Salesforce, Oracle, Microsoft, AWS, and IBM Maximo, helping clients transition to the cloud and improve operational efficiency. - Management & Innovation Consulting: We lead business and digital transformation initiatives through project and change management best practices (PM, PMO, Agile, Scrum, Product Ownership), and support domains such as Supply Chain, Cybersecurity, and ESG/Low-Carbon strategies.We work with major global clients across diverse sectors, including Transport & Logistics, Financial Services, Energy & Utilities, Retail, and Media & Telecommunications.   Location: Wrocław, Poland (On-site) Relocation: Candidates located elsewhere in Poland are welcome to apply and should be open to relocating to Wrocław. About the Opportunity We are looking for a Senior Calypso Developer to join a newly formed technology team supporting the Capital Markets operations of a leading European banking organization. This is a unique opportunity to help build a team from the ground up and play a key role in the evolution, support, customization, and enhancement of a large-scale Calypso environment used across Front Office, Middle Office, Risk, and Back Office functions. The role also offers long-term project stability, exposure to complex financial products, and the possibility of future internalization with the client after a certain period of collaboration. Responsibilities - Design, develop, and maintain Calypso customizations and integrations. - Support production and business-critical Capital Markets activities. - Collaborate with business stakeholders, analysts, support teams, and architects. - Develop Java-based solutions within the Calypso ecosystem. - Optimize performance, troubleshoot incidents, and implement enhancements. - Mentor junior team members and contribute to technical best practices. - Participate in system upgrades and strategic platform initiatives. Requirements - 6+ years of software development experience. - Strong hands-on experience with Calypso. - Solid Java development background. - Experience with Oracle/SQL databases. - Understanding of Capital Markets and financial products. - Experience with integrations, APIs, messaging systems, or event-driven architectures. - Ability to work directly with business and technical stakeholders. - Fluent English: C1Nice to Have - Experience in investment banking environments. - Calypso upgrade or migration projects. - Linux/Unix administration knowledge. - Exposure to DevOps and CI/CD practices. What do we offer you? - Onsite set up in Wroclaw, Poland - Training and career development  - Benefits and perks such as private medical insurance, lunch pass card, MultiSport Plus card - Possibility to be part of a multicultural team and work on international projects If you are passionate about data, development & tech, we want to meet you! Talan Spain’s commitment to non-discrimination based on gender, race, ideology, or any other reason, in accordance with the company’s "Equality Plan" and the current regulations on gender equality between women and men (Royal Decree-Law 6/2019).