Java Software Engineer
B2B Contract 12 750 - 22 000 PLN + VAT
Get to know us better
CodiLime is a software and network engineering industry expert and the first-choice service partner for top global networking hardware providers, software providers and telecoms. We create proofs-of-concept, help our clients build new products, nurture existing ones and provide services in production environments. Our clients include both tech startups and big players in various industries and geographic locations (US, Japan, Israel, Europe).
While no longer a startup - we have 250+ people on board and have been operating since 2011 we’ve kept our people-oriented culture. Our values are simple:
Act to deliver.
Disrupt to grow.
Team up to win.
The project and the team
We are looking for a Java Software Engineer to join a strategic network automation initiative focused on accelerating the onboarding of network device features into an enterprise automation platform.
The project involves transforming XML/XPath-based feature definitions into maintainable Java implementations, leveraging AI agents to automate and accelerate development workflows. The engineer will work on feature onboarding, backend service development, API integration, code generation, testing, troubleshooting, and scalability improvements.
A significant part of the role will involve collaborating with AI-powered development tools and agentic AI systems to generate, validate, and optimize code. The project combines software engineering, network automation, cloud-native technologies, and AI-assisted development practices.
Your role
As a part of the project team, you will be responsible for:
Working on backend development in Java within a network domain
Transforming network feature definitions based on XML/XPath into Java-based implementations
Building and extending backend services and APIs supporting automation workflows
Integrating AI agents into development and automation processes (AI-assisted code generation and validation)
Ensuring code quality through unit and integration testing
Investigating and resolving bugs, performance issues, and scalability challenges
Collaborating with engineers, QA, and architects in an agile environment
Participating in code reviews and technical discussions
Supporting continuous improvement of development and automation processes
Do we have a match?
As a Java Software Engineer, you must meet the following criteria:
Minimum 5+ years of professional experience in Java software development
Experience working with backend systems and API development
Experience with cloud environments (AWS / Azure / GCP)
Strong understanding of XML and XPath
Experience with REST-based services
Experience using AI-assisted development tools or agentic AI workflows
Knowledge of computer networks (switching, routing, VLANs, TCP/IP, DNS, DHCP)
Good analytical and problem-solving skills
Good communication skills and ability to work in an agile team
Good knowledge of English (B2+ level)
Beyond the criteria above, we would appreciate the nice-to-haves:
Experience with CI/CD pipelines
Experience working in large-scale or distributed systems
Knowledge of ReactJS or similar frontend frameworks
Experience with code generation or model-driven development approaches
Experience with performance tuning and scalability optimization
More reasons to join us
Flexible working hours and approach to work: fully remotely, in the office or hybrid
Professional growth supported by internal training sessions and a training budget
Solid onboarding with a hands-on approach to give you an easy start
A great atmosphere among professionals who are passionate about their work
The ability to change the project you work on
- Department
- Quality Assurance Division
- Locations
- Poland
- Remote status
- Fully Remote
- Level
- Mid