New offer - be the first one to apply!
December 18, 2025
Senior • Remote
Katowice, Poland , +4
We are looking for a Senior Mendix Developer to join one of our newest projects from scratch.
Our client is a leading company in maritime digital transformation, using decades of tech expertise to improve efficiency and promote sustainability. Their platform and services are designed to modernize maritime operations, bringing them to the level of industries like aerospace and automotive.
You can work remotely or join one of our offices located in Kraków, Wrocław, Warsaw, Łódź, Gdańsk, Poznań and Katowice.
Responsibilities
Lead the end-to-end design, development, and deployment of applications using the Mendix low-code platform and custom development tools
Design and implement robust, scalable, and secure API integrations to seamlessly connect systems, applications, and data sources
Develop advanced Java solutions to support custom application features, backend logic, and integrations
Design and optimize workflow automation solutions to enhance operational efficiency and minimize manual effort
Troubleshoot and resolve complex technical issues to ensure system reliability and optimal performance
Provide technical leadership and mentorship to junior and mid-level developers by fostering a culture of continuous learning, conducting code reviews, and ensuring adherence to best practices, coding standards, and architectural guideline
Stay current with emerging technologies and best practices, recommending adoption where appropriate, and contribute to strategic planning, including system architecture, technology stack decisions, and long-term technical roadmaps
Document technical designs, processes, and solutions to ensure knowledge sharing, maintainability, and clear team alignment
Collaborate with business stakeholders, product owners, and architects to define technical requirements and ensure alignment with business objectives
Requirements
Extensive experience with Mendix or other low-code platforms (3+ years), with a proven track record of delivering enterprise-grade applications
Proficiency in Java programming, with strong knowledge of object-oriented design, design patterns, and industry best practices
Strong expertise in API development (REST, SOAP) and integration of complex systems
Solid understanding of database design, SQL, and data modeling for large-scale applications
Proficient in workflow process automation, with knowledge of tools, techniques, and best practices
Strong problem-solving skills, with the ability to analyze and resolve complex technical challenges efficiently
Proven ability to lead and mentor development teams, providing technical guidance and fostering a collaborative environment
Excellent communication and interpersonal skills, with the ability to engage effectively with both technical and non-technical stakeholders
English language proficiency at an Upper-Intermediate level (B2) or higher
Nice to have
Experience with cloud platforms, such as Azure, AWS or GCP
We offer
We gather like-minded people:
Engineering community of industry professionals
Friendly team and enjoyable working environment
Flexible schedule and opportunity to work remotely within Poland
Chance to work abroad for up to 60 days annually
Business-driven relocation opportunities
We provide growth opportunities:
Outstanding career roadmap
Leadership development, career advising, soft skills, and well-being programs
Certification (GCP, Azure, AWS)
Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru
English classes
We cover it all:
Stable income (Employment Contract or B2B)
Participation in the Employee Stock Purchase Plan
Benefits package (health insurance, multisport, shopping vouchers)
Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more
Referral bonuses
Corporate, social and well-being events
Please, note:
The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview
We will reach out to selected candidates exclusively
EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.