Middleware Architect (Boomi, MuleSoft, Kubernetes, SOA)

Your role

As a Middleware Architect, you will play a key role in shaping and evolving the integration landscape for a leading consulting client. You will architect and deliver enterprise-grade middleware and runtime solutions across cloud, hybrid, and on-premises environments, ensuring scalability, resilience, and operational excellence. Working with technologies such as Boomi, MuleSoft, and Kubernetes, you will provide architectural leadership, drive technology strategy, and establish best practices across integration platforms. In close collaboration with distributed teams in Poland and the UK, you will help transform complex business requirements into robust, future-ready solutions.

Your project

Capgemini Poland’s Application Business Line (ABL) runs one of the strongest Low-Code Hub in Poland – a place where experienced engineers, architects, and curious minds come together to reshape how software is created.

With over 400+ professionals, we drive digital transformation by building deep expertise across a wide range of low‑code technologies, working with platforms such as Mendix, Microsoft Power Platform, Salesforce, Pega, SAP, ServiceNow, and more.

We enable businesses to deliver solutions that accelerate application development, streamline workflows, integrate systems seamlessly, and drive innovation.

We are hiring in Poznań, Wrocław, Warszawa Gdańsk, Opole, Kraków and Katowice!

design, develop, and optimize scalable, secure integration solutions across cloud and hybrid environments

define and enforce architecture, quality, security, and governance standards for integration platforms

automate deployment pipelines and provide technical leadership to ensure alignment with enterprise architecture

evaluate and leverage AI-driven capabilities to enhance integration design, monitoring, and operational efficiency.

at least 2 years of experience with integration platforms, middleware solutions, or API-based integrations

hands-on knowledge of Boomi, MuleSoft, or similar iPaaS platforms, including SOA, ESB, integration patterns, REST APIs, and workflow orchestration

experience with application runtime platforms and container technologies such as Docker and Kubernetes

strong communication and collaboration skills, fluent English, and an interest in using AI-assisted tools to improve automation, solution quality, and delivery efficiency.

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.

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.

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

Multisport card

Capgemini is an AI-powered global business and technology transformation partner, delivering tangible business value. We imagine the future of organizations and make it real with AI, technology and people. With our strong heritage of nearly 60 years, we are a responsible and diverse group of 420,000 team members in more than 50 countries. We deliver end-to-end services and solutions with our deep industry expertise and strong partner ecosystem, leveraging our capabilities across strategy, technology, design, engineering and business operations. The Group reported 2024 global revenues of €22.1 billion.

Make it real | www.capgemini.com