Senior Integration Developer (API-led, MuleSoft, Salesforce)

Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and where you’ll be able to reimagine what’s possible. Join us and help the world’s leading organizations unlock the value of technology and build a more sustainable, more inclusive world.

Your role

You will be a senior, hands‑on integration developer responsible for designing and implementing MuleSoft‑based integration solutions for enterprise clients. Working within architectures defined by Integration Architects, you will contribute to solution design, ensure high‑quality implementation, and act as a technical leader within the development team. You will help build strong integration capabilities in Poland while collaborating with our global MuleSoft and integration community.

We are hiring in Wrocław, Poznań, Gdańsk and Kraków!

Your tasks

• Design, develop, and deliver integration solutions using the MuleSoft Anypoint Platform.

• Contribute to solution designs and High‑Level Designs under architectural guidance.

• Implement APIs and integrations according to established architecture standards and best practices.

• Define interfaces, data models, and integration logic in complex environments.

• Act as a technical lead within the development team and support less experienced colleagues.

• Ensure quality, performance, security, and maintainability of delivered solutions.

• Collaborate closely with architects, testers, and business stakeholders throughout the delivery lifecycle.

Your profile

• Minimum 3–5 years of experience as an integration developer, including hands‑on MuleSoft development experience.

• Strong experience designing and implementing APIs using REST, SOAP, XML, EDI, and API Management.

• Practical knowledge of MuleSoft Anypoint Platform, Anypoint Studio, and API‑led connectivity.

• Understanding of API security mechanisms such as OAuth2 and TLS/SSL.

• Experience working in agile delivery teams and complex integration landscapes.

• Willingness to mentor junior team members and grow toward advanced technical or architectural roles.

• Good communication skills and ability to work effectively in an international environment.

What You'll love about working here?

• Practical benefits: private medical care with Medicover with additional packages (e.g., dental, senior care, oncology) available on preferential terms, life insurance and 40+ options on our NAIS benefit platform, including Netflix, Spotify or Sports card;