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

Expected, MuleSoft Anypoint Platform, Anypoint Studio, REST, SOAP, XML, EDI, API Management, OAuth2, TLS/SSL

Optional, FAISS, Pinecone

Operating system, Windows, Linux

About the project, 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.

Your responsibilities, 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.

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 we offer, 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;, Access to over 70 training tracks with certification opportunities (e.g., GenAI, Architects, Google) on our NEXT platform. Dive into a world of knowledge with free access to Education First languages platform, TED Talks and Udemy Business materials and trainings;, Enjoy hybrid working model that fits your life - after completing onboarding, connect work from a modern office with ergonomic work from home, thanks to home office package (including laptop, monitor, and chair). Ask your recruiter about the details;, Community Hub that will allow you to choose from over 20 professional communities that gather people interested in, among others: Salesforce, Java, Could, IoT, Agile, AI.

Benefits, private medical care, sharing the costs of foreign language classes, sharing the costs of professional training & courses, life insurance, flexible working time, integration events, corporate sports team, no dress code, parking space for employees, extra social benefits, sharing the costs of tickets to the movies, theater, redeployment package, christmas gifts, employee referral program, charity initiatives, free chat/call with a therapist

Recruitment stages, Interview with the recruiter, Competency Tests/Language Verification, Video call with a manager, Final Decision

Capgemini Polska, Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 340,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fuelled by its market leading capabilities in AI, cloud and data, combined with its deep industry expertise and partner ecosystem. The Group reported 2023 global revenues of €22.5 billion.

This is how we work,