iKnowHow Group is a dynamic, international technology company with 24+ years of experience and a team of 300+ talented professionals delivering innovative technology solutions across Energy, Telecommunications, Banking & Financial Services, and the Public Sector.
Through its specialized subsidiaries, it brings domain expertise in areas such as Health and Robotics—blending deep industry knowledge with advanced, future-ready technologies.
At its core, iKnowHow S.A. delivers end-to-end project development - both internal and client-facing - turning strategy into scalable, real-world solutions. Our portfolio spans Data & AI platforms, enterprise integration, cloud-native applications, and large-scale digital transformation initiatives, enabling leading organizations across the public and private sectors to evolve and grow.
We are now looking for a Mid Platform Developer (Backend) to work in new challenging outsourced projects.
Responsibilities:
- Implement coordination logic between services: which service is called, when, and how data flows between them
- Build integration and orchestration flows primarily using Spring Integration
- Implement cross-cutting concerns (logging, security, access control) using AOP, per defined architecture standards
- Develop and maintain persistence logic using JPA/JDBC
- Containerize services using Docker
- Write, test, and maintain code in a central git repository using standard IDE tooling (VSCode or similar)
- Participate in code reviews and follow architecture guidelines set by the Platform Architect
- Collaborate with distributed team members across the project
Requirements
- Bachelor’s degree in Information Technology, Computer Science, Computer Engineering or any related field.
- At least 3 years of hands-on Java and Spring experience
- Experience comfortable with IDE tooling (VSCode or similar) against a central git repository
- Experience in Aspect-Oriented Programming (AOP)
- Experience in JPA, JDBC and Containers (Docker or similar)
- Experience working with distributed teams
- Full professional English communication
Nice to have:
- Reactive application design
- Experience in a devops-automated environment
- Kubernetes or OpenShift
- Cloud platforms (Azure or AWS)
- Kafka, Redis, RDBMS, or rule engines (e.g. Drools)
- Asynchronous messaging / long-running workflow patterns
- Application security concepts, Entra ID, JWT
Benefits
- An attractive salary package
- Private health insurance plan
- Career development and growth opportunities
- Continuous training via personalized seminars
- An amazing private & open-office workspace in Athens #LI_Hybrid
- Stable and enjoyable working environment
Skills Required
- Bachelor's degree in Information Technology, Computer Science, Computer Engineering, or a related field
- At least 3 years of hands-on Java and Spring experience
- Experience with IDE tooling such as VSCode and a central Git repository
- Experience with Aspect-Oriented Programming
- Experience with JPA, JDBC, and containers such as Docker
- Experience working with distributed teams
- Full professional English communication skills
- Reactive application design
- Experience in a DevOps-automated environment
- Kubernetes or OpenShift experience
- Experience with Azure or AWS cloud platforms
- Experience with Kafka, Redis, RDBMS, or rule engines such as Drools
- Experience with asynchronous messaging or long-running workflow patterns
- Knowledge of application security concepts, Entra ID, and JWT
What We Do
iKnowHow is a Greek technology firm based in Athens and currently employing more than 120 engineers and IT professionals. The company was founded in 2002 and has since grown rapidly holding nowadays a significant market share in Greece, Cyprus and Europe. For almost two decades, the company has been offering a wide range of tailor made software solutions and specialized ICT strategy consulting services as well as building complex enterprise applications with emphasis on Digital Government, Business Automation, Information Security, Digital Transformation, e-Health and Industrial Automation solutions. The past years the company has significantly increased in size and financial yield, reaching almost 120 employees. IKH is organized into three business units: digital government, healthcare, and robotics. Our longstanding partnership with IBM and our knowledge of Open Source technologies has allowed us to complete significant ICT work for local and international organizations. IKH Innovation, our robotics arm, is a world-class team of robotics and software engineers with expertise in mechanical design, embedded control, data-driven intelligence and mobile robots. IKH Innovation designs and builds tailor-made robotic solutions capable of performing in demanding environments. evorad™ is our comprehensive RIS / PACS suite designed to cover a radiology department's needs from the moment patients walks in to the moment they walk out with their examination and their digital diagnostic report in hand. evorad™ has become the premier PACS solution of Greek public hospitals, used not only to process thousands of examinations per day, but also as the main teaching tools in medical schools and university hospitals.
