Senior Java Developer

Senior Java Developer

We are looking for 2 Senior Java Developers to join a project for our UK-based client from the Media & Advertising industry. You will be part of a dynamic, collaborative team building back-end services and microservices using a highly modern tech stack (including Java 21).

Project Details

• Role: Senior Java Developer (2 open positions)

• Form of cooperation: Full-time B2B contract

• Rate: 130 - 145 PLN/h net

• Start date: ASAP

• Project duration: Until the end of 2026 (with a strong possibility of extension)

• Location: Remote work / Readiness for business travels to the UK (approximately once every 6 months)

• Working hours: Flexible, with rare availability needed during UK afternoon hours (up to 17:00 - 18:00 Polish time) if required

Key Responsibilities

• Maintain, improve, and extend the current software stack with new functionalities.

• Solve business problems by building, testing, and documenting clean, elegant backend code.

• Work closely with Technical Leads to discuss solutions and implementation strategies.

• Conduct code reviews to ensure high quality and share knowledge within the team.

• Help improve testing frameworks and continuous integration (CI/CD) systems.

• Actively promote improvements in software development practices, processes, and standards.

• Stay up to date with the latest technology trends to constantly optimize existing services.

Requirements

Essential:

• Strong knowledge of modern core Java 21+ development using Spring / Spring Boot.

• Proven experience in a TDD or BDD environment.

• Deep understanding of microservice architecture and designing/implementing REST APIs.

• Practical experience with CI/CD pipelines and DevOps tools: Docker, Kubernetes, and Terraform.

• Familiarity with both SQL and NoSQL databases.

• Experience working in Agile environments (Scrum, Kanban, or XP).

• Proficiency with Git and Jira.

Desirable:

• Knowledge of distributed messaging systems like Kafka.

• Experience with system monitoring tools (Kibana, Grafana, Prometheus).

• Hands-on experience delivering Infrastructure as Code (IaC) with Terraform.

• Strong software system architecture knowledge.

Personal Characteristics:

• A genuine passion for technology and a proactive approach to technical challenges.

• Excellent communication skills with the courage to ask questions and constructively challenge ideas.

• Continuous learning mindset and readiness to adapt to evolving industry standards.

Recruitment Process

1. Technical Interview: Discussion with a Technical Lead combined with technical verification.

2. Client Interview: Final conversation with the client's team.