iKnowHow SA is a leading Software & Robotics Solutions company operating internationally. We aim to empower businesses with innovative software and robotics solutions. As a rapidly growing company with a vision for the future, we are committed to fostering a dynamic and collaborative workspace where creativity and technical excellence thrive.
Based in Athens, our team is now expanding rapidly through ambitious projects in defense-grade digital systems, swarm robotics, AI, and custom software solutions.
We are now looking for a skilled and versatile Backend Engineer to design, develop, and maintain secure, scalable backend services across multiple mission-critical platforms in the defense and homeland security domains.
Responsibilities
- Design and implement robust backend architectures using modern frameworks and APIs
- Develop and maintain secure RESTful and/or gRPC interfaces for data access and control
- Integrate user and access control logic across platforms (e.g., role-based permissions)
- Support backend data pipelines for AI training, annotation, and DMS systems
- Build modular microservices and message-driven components
- Connect with front-end teams and ensure seamless full-stack integration
- Ensure backend systems comply with cybersecurity and data protection regulations
- Contribute to system deployment via Docker, Kubernetes, and CI/CD workflows
- Document backend services and contribute to system-wide design decisions
- Participate in agile ceremonies, code reviews, and integration testing
Requirements
- Bachelor / Master Degree in Computer Science, Software Engineering, or related field
- 3+ years of experience in backend development for complex systems
- Familiarity with cloud-native architectures and backend testing practices
- Experience in Java (Spring), Python (FastAPI, Flask), Node.js or Go
- Experience in RESTful APIs, Caching, WebSockets, JWT/OAuth2
- Experience in PostgreSQL, MongoDB, Redis, RabbitMQ/Kafka
- Docker, Git, CI/CD tools (GitLab CI, Jenkins)
- DevSecOps awareness and logging/monitoring (e.g., Prometheus, Grafana)
- Proven experience in building and securing APIs and managing authentication flows
- Familiarity with microservice security patterns (e.g., API gateways, service mesh) is desirable
- Familiarity with GraphQL or gRPC, and API rate limiting/auth logging
- Knowledge of defense data exchange standards (e.g., STANAG 4774/4778) is desirable
- Integration with AI model endpoints or MLFlow-style pipelines is desirable
- Fluency in English is required
Nice to have:
- Experience in collaborative R&D or EU-funded environments
- Experience with military-grade or high-availability systems
- Background in edge/cloud communication or IoT middleware
Benefits
- Attractive salary package
- Comprehensive health insurance plan and additional benefits
- Career development and growth opportunities through a structured Job Grade System
- Continuous learning opportunities, including personalized training seminars and access to cutting-edge technologies
- Leadership role in a fast-growing company with a strong emphasis on innovation and technical excellence
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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.
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