Integration Engineer

As a global leader in facilities services we connect people and places to make the world work better. Whether directly or indirectly, you’ll play a vital role in supporting our placemakers in delivering exceptional workplace experiences for our customers. Together, we make space for people and businesses to thrive.

Location: Warsaw, Poland

Language: English

Main purpose of the position:
As an Integration Engineer, you will be responsible for designing, developing, and maintaining interface specifications and integration solutions. You will ensure seamless data exchange between systems while adhering to predefined software development processes. Your role will involve collaborating with various teams to enhance system interoperability, troubleshoot integration issues, and maintain high-quality standards in compliance with best practices.

What you’ll do:

• Develop and optimize interface specifications, ensuring seamless system integrations.
• Define, develop, and modify integration solutions using predefined software development processes.
• Perform installation, configuration, and customization of integration platforms.
• Conduct and document developer/unit tests, ensuring compliance with project test plans.
• Analyze and resolve errors as part of incident and problem management.
• Conduct the development of interface specifications and recommend new code development or reuse of existing code.
• Derive and develop technical concepts from the solution concept; participate in interface development.
• Define, develop, and modify integration solutions using predefined software development processes.
• Perform installation, configuration, and customization of the integration platform.
• Independently define test conditions, design, execute, and document test cases according to project test plans.
• Conduct developer/unit tests of interfaces and integration modules to ensure specifications compliance.
• Document technical interfaces, functions, and changes, including error handling and backup/recovery procedures.
• Ensure compliance with quality standards and review modules for QA and integration architecture standards.
• Analyze and resolve errors within incident and problem management frameworks.
• Communicate and collaborate with relevant departments involved in the integration process.

Who you’ll work with:

• Communicate and collaborate with relevant departments involved in the integration process.
• Internal IT teams to ensure smooth system integrations.
• Business stakeholders to align integration solutions with company goals.
• Quality assurance teams to verify functionality and resolve any arising issues.
• External vendors and third-party services for integration enhancements.

Key qualifications:

• University degree in computer science, IT, engineering, or related fields (or equivalent experience).
• 3+ years of experience in integration development.
  Proficiency in integration platforms (e.g., MuleSoft, Dell Boomi, Apache Camel, or similar).
• Solid understanding of API development (REST, SOAP) and authentication mechanisms (OAuth, JWT).
• Experience with ETL processes and data transformation techniques.
• Knowledge of messaging systems (e.g., Kafka, RabbitMQ, IBM MQ).
• Experience with cloud-based integration services (e.g., Azure Logic Apps, AWS Lambda, Google Cloud Pub/Sub).
• Familiarity with containerization (Docker, Kubernetes) for microservices-based architectures.
• Ability to perform installation, configuration, and customization of integration tools.
• Understanding of error handling, backup/recovery processes, and integration security best practices.
• Good grasp of CI/CD pipelines and automation for deployment.
• Basic knowledge of SQL and database connectivity for integration purposes.

Personal skills you excel:

• Strong problem-solving skills to debug and resolve integration issues efficiently.
• Effective communication skills to collaborate with cross-functional teams (developers, QA, DevOps, business teams).
• Ability to work independently while also being a team player.
• Attention to detail to ensure quality assurance and compliance with integration standards.
• Adaptability and eagerness to learn new technologies in the integration space.

Why ISS

At ISS, we are more than just a service provider of cleaning, food, workplace and technical services, we are a partner in our customers’ success. By creating exceptional service moments and transforming workplaces into spaces where employees feel valued, engaged and productive, we enhance productivity and help our customers to attract talent and grow their businesses. This begins with our own people through training, career development, and a supportive culture – empowering them to deliver outstanding service. We know that when our people thrive, they create spaces where our customers’ employees and businesses thrive too.

ISS is a Place to Be You.

Be who you are. Become what you want. Be part of something bigger.

Become more. Become ISS.

How you’ll apply

Apply directly via the link on this page by submitting a cover letter, CV and other relevant documents for the position you are applying for.

We look forward to receiving your application as soon as possible.

ISS seeks to BE a place of belonging and CREATE places where every person is welcomed, embraced, and valued for exactly who they are. Places where people feel safe, respected, represented, and supported as their authentic selves.

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