Java Developer

Java Developer (Freelance)

Netguru · Poland (Remote) · Contract · Posted 2026-06-17

Workplace: remote

Department: NTG Freelancer

Description

We are looking for a Mid-level Java Developer to join our client’s engineering team and support the development of a SaaS platform used by enterprise customers. This role requires working in close collaboration with both Netguru and our client’s teams, acting as a fully integrated contributor within the client's software organization.

This is a B2B contract position.
Hourly rate: up to 30 EUR/h (net, invoiced).
Working hours: 14:30 to 22:30 CET (±30 minutes).

Responsibilities

• Perform development work as part of the client’s software engineering teams
• Support the client’s developers in daily tasks and project work
• Provide assistance to the client’s customers during US working hours
• Monitor and resolve critical issues that arise outside of standard European hours
• Participate in regular team meetings and virtual team events
• Integrate with the client’s wider developer community

• Contribute to the ongoing development of the client’s SaaS solution, including:

• Integrating with customer ERP systems to retrieve data

• Analyzing data and delivering insights back to customers
• Building and maintaining features within the SaaS application

Requirements

• 3–4 years of experience in backend development with Java and Kotlin
• Solid understanding of object-oriented programming and Java fundamentals
• Experience with Spring Boot and RESTful API design
• Familiarity with SQL and working with relational databases
• Comfortable working independently during off-standard hours
• Ability to communicate clearly and collaborate in distributed, international teams
• Professional working proficiency in English (spoken and written)
• Exposure to startups, SaaS products, or customer-facing development
• Current residence within the European Union is required.

Nice to Have

• Experience with ERP system integration
• Exposure to SaaS product development
• Familiarity with CI/CD pipelines and containerized environments
• Knowledge of AWS or other cloud platforms
• Prior experience working in customer-facing support or issue resolution

Benefits

In return, we offer:

• 100% remote, flexible work;
• work with an experienced team of developers and continuous development of your hard and soft skills;
• dev-friendly processes such as Continuous Integration, Continuous Delivery, Code Review and bug bashes;
• long-term collaboration on challenging products (FinTech, B2B software, E-commerce and more).

What will happen next?

• We would like to know you better, so we will invite you for a meeting with our recruiter.
• Next, you'll be asked to solve the task or invited to an interview and pair programming with one of our iOS Developers.

Looking for a full-time job? Check out our Career Page and find out more about our open recruitment processes.

If you need any disability-related adaptation at any step of the recruitment process – simply let the recruiter know! We'd be happy to help.

Apply

Apply at Netguru

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